# -*- coding: utf-8 -*-

from odoo import api, fields, models, _
from odoo.exceptions import RedirectWarning, UserError, ValidationError, AccessError
from odoo.tools import float_is_zero, float_repr, float_compare, date_utils, email_split, email_escape_char, email_re
from odoo.tools.misc import formatLang, format_date, get_lang

from datetime import date, timedelta
from itertools import groupby
from itertools import zip_longest
from hashlib import sha256
from json import dumps

import ast
import json
import re

#forbidden fields
INTEGRITY_HASH_MOVE_FIELDS = ('date', 'journal_id', 'company_id')
INTEGRITY_HASH_LINE_FIELDS = ('debit', 'credit', 'account_id', 'partner_id')


def calc_check_digits(number):
    """Calculate the extra digits that should be appended to the number to make it a valid number.
    Source: python-stdnum iso7064.mod_97_10.calc_check_digits
    """
    number_base10 = ''.join(str(int(x, 36)) for x in number)
    checksum = int(number_base10) % 97
    return '%02d' % ((98 - 100 * checksum) % 97)


class AccountMove(models.Model):
    _name = "account.move"
    _inherit = ['portal.mixin', 'mail.thread', 'mail.activity.mixin', 'sequence.mixin']
    _description = "Journal Entry"
    _order = 'date desc, name desc, id desc'
    _mail_post_access = 'read'
    _check_company_auto = True
    _sequence_index = "journal_id"

    @property
    def _sequence_monthly_regex(self):
        return self.journal_id.sequence_override_regex or super()._sequence_monthly_regex

    @property
    def _sequence_yearly_regex(self):
        return self.journal_id.sequence_override_regex or super()._sequence_yearly_regex

    @property
    def _sequence_fixed_regex(self):
        return self.journal_id.sequence_override_regex or super()._sequence_fixed_regex

    @api.model
    def _search_default_journal(self, journal_types):
        company_id = self._context.get('default_company_id', self.env.company.id)
        domain = [('company_id', '=', company_id), ('type', 'in', journal_types)]

        journal = None
        if self._context.get('default_currency_id'):
            currency_domain = domain + [('currency_id', '=', self._context['default_currency_id'])]
            journal = self.env['account.journal'].search(currency_domain, limit=1)

        if not journal:
            journal = self.env['account.journal'].search(domain, limit=1)

        if not journal:
            company = self.env['res.company'].browse(company_id)

            error_msg = _(
                "No journal could be found in company %(company_name)s for any of those types: %(journal_types)s",
                company_name=company.display_name,
                journal_types=', '.join(journal_types),
            )
            raise UserError(error_msg)

        return journal

    @api.model
    def _get_default_journal(self):
        ''' Get the default journal.
        It could either be passed through the context using the 'default_journal_id' key containing its id,
        either be determined by the default type.
        '''
        move_type = self._context.get('default_move_type', 'entry')
        if move_type in self.get_sale_types(include_receipts=True):
            journal_types = ['sale']
        elif move_type in self.get_purchase_types(include_receipts=True):
            journal_types = ['purchase']
        else:
            journal_types = self._context.get('default_move_journal_types', ['general'])

        if self._context.get('default_journal_id'):
            journal = self.env['account.journal'].browse(self._context['default_journal_id'])

            if move_type != 'entry' and journal.type not in journal_types:
                raise UserError(_(
                    "Cannot create an invoice of type %(move_type)s with a journal having %(journal_type)s as type.",
                    move_type=move_type,
                    journal_type=journal.type,
                ))
        else:
            journal = self._search_default_journal(journal_types)

        return journal

    @api.model
    def _get_default_invoice_date(self):
        return fields.Date.today() if self._context.get('default_move_type', 'entry') in ('in_invoice', 'in_refund', 'in_receipt') else False

    @api.model
    def _get_default_currency(self):
        ''' Get the default currency from either the journal, either the default journal's company. '''
        journal = self._get_default_journal()
        return journal.currency_id or journal.company_id.currency_id

    @api.model
    def _get_default_invoice_incoterm(self):
        ''' Get the default incoterm for invoice. '''
        return self.env.company.incoterm_id

    # ==== Business fields ====
    name = fields.Char(string='Number', copy=False, compute='_compute_name', readonly=False, store=True, index=True, tracking=True)
    highest_name = fields.Char(compute='_compute_highest_name')
    show_name_warning = fields.Boolean(store=False)
    date = fields.Date(string='Date', required=True, index=True, readonly=True,
        states={'draft': [('readonly', False)]},
        default=fields.Date.context_today)
    ref = fields.Char(string='Reference', copy=False, tracking=True)
    narration = fields.Text(string='Terms and Conditions')
    state = fields.Selection(selection=[
            ('draft', 'Draft'),
            ('posted', 'Posted'),
            ('cancel', 'Cancelled'),
        ], string='Status', required=True, readonly=True, copy=False, tracking=True,
        default='draft')
    posted_before = fields.Boolean(help="Technical field for knowing if the move has been posted before", copy=False)
    move_type = fields.Selection(selection=[
            ('entry', 'Journal Entry'),
            ('out_invoice', 'Customer Invoice'),
            ('out_refund', 'Customer Credit Note'),
            ('in_invoice', 'Vendor Bill'),
            ('in_refund', 'Vendor Credit Note'),
            ('out_receipt', 'Sales Receipt'),
            ('in_receipt', 'Purchase Receipt'),
        ], string='Type', required=True, store=True, index=True, readonly=True, tracking=True,
        default="entry", change_default=True)
    type_name = fields.Char('Type Name', compute='_compute_type_name')
    to_check = fields.Boolean(string='To Check', default=False,
        help='If this checkbox is ticked, it means that the user was not sure of all the related informations at the time of the creation of the move and that the move needs to be checked again.')
    journal_id = fields.Many2one('account.journal', string='Journal', required=True, readonly=True,
        states={'draft': [('readonly', False)]},
        check_company=True, domain="[('id', 'in', suitable_journal_ids)]",
        default=_get_default_journal)
    suitable_journal_ids = fields.Many2many('account.journal', compute='_compute_suitable_journal_ids')
    company_id = fields.Many2one(string='Company', store=True, readonly=True,
        related='journal_id.company_id', change_default=True, default=lambda self: self.env.company)
    company_currency_id = fields.Many2one(string='Company Currency', readonly=True,
        related='journal_id.company_id.currency_id')
    currency_id = fields.Many2one('res.currency', store=True, readonly=True, tracking=True, required=True,
        states={'draft': [('readonly', False)]},
        string='Currency',
        default=_get_default_currency)
    line_ids = fields.One2many('account.move.line', 'move_id', string='Journal Items', copy=True, readonly=True,
        states={'draft': [('readonly', False)]})
    partner_id = fields.Many2one('res.partner', readonly=True, tracking=True,
        states={'draft': [('readonly', False)]},
        check_company=True,
        string='Partner', change_default=True)
    commercial_partner_id = fields.Many2one('res.partner', string='Commercial Entity', store=True, readonly=True,
        compute='_compute_commercial_partner_id')
    country_code = fields.Char(related='company_id.country_id.code', readonly=True)
    user_id = fields.Many2one(string='User', related='invoice_user_id',
        help='Technical field used to fit the generic behavior in mail templates.')
    is_move_sent = fields.Boolean(readonly=True, default=False, copy=False,
        help="It indicates that the invoice/payment has been sent.")
    partner_bank_id = fields.Many2one('res.partner.bank', string='Recipient Bank',
        help='Bank Account Number to which the invoice will be paid. A Company bank account if this is a Customer Invoice or Vendor Credit Note, otherwise a Partner bank account number.',
        check_company=True)
    payment_reference = fields.Char(string='Payment Reference', index=True, copy=False,
        help="The payment reference to set on journal items.")
    payment_id = fields.Many2one(
        comodel_name='account.payment',
        string="Payment", copy=False, check_company=True)
    statement_line_id = fields.Many2one(
        comodel_name='account.bank.statement.line',
        string="Statement Line", copy=False, check_company=True)

    # === Amount fields ===
    amount_untaxed = fields.Monetary(string='Untaxed Amount', store=True, readonly=True, tracking=True,
        compute='_compute_amount')
    amount_tax = fields.Monetary(string='Tax', store=True, readonly=True,
        compute='_compute_amount')
    amount_total = fields.Monetary(string='Total', store=True, readonly=True,
        compute='_compute_amount',
        inverse='_inverse_amount_total')
    amount_residual = fields.Monetary(string='Amount Due', store=True,
        compute='_compute_amount')
    amount_untaxed_signed = fields.Monetary(string='Untaxed Amount Signed', store=True, readonly=True,
        compute='_compute_amount', currency_field='company_currency_id')
    amount_tax_signed = fields.Monetary(string='Tax Signed', store=True, readonly=True,
        compute='_compute_amount', currency_field='company_currency_id')
    amount_total_signed = fields.Monetary(string='Total Signed', store=True, readonly=True,
        compute='_compute_amount', currency_field='company_currency_id')
    amount_residual_signed = fields.Monetary(string='Amount Due Signed', store=True,
        compute='_compute_amount', currency_field='company_currency_id')
    amount_by_group = fields.Binary(string="Tax amount by group",
        compute='_compute_invoice_taxes_by_group',
        help='Edit Tax amounts if you encounter rouding issues.')
    payment_state = fields.Selection(selection=[
        ('not_paid', 'Not Paid'),
        ('in_payment', 'In Payment'),
        ('paid', 'Paid'),
        ('partial', 'Partially Paid'),
        ('reversed', 'Reversed'),
        ('invoicing_legacy', 'Invoicing App Legacy')],
        string="Payment Status", store=True, readonly=True, copy=False, tracking=True,
        compute='_compute_amount')

    # ==== Cash basis feature fields ====
    tax_cash_basis_rec_id = fields.Many2one(
        'account.partial.reconcile',
        string='Tax Cash Basis Entry of',
        help="Technical field used to keep track of the tax cash basis reconciliation. "
             "This is needed when cancelling the source: it will post the inverse journal entry to cancel that part too.")
    tax_cash_basis_move_id = fields.Many2one(
        comodel_name='account.move',
        string="Origin Tax Cash Basis Entry",
        help="The journal entry from which this tax cash basis journal entry has been created.")

    # ==== Auto-post feature fields ====
    auto_post = fields.Boolean(string='Post Automatically', default=False,
        help='If this checkbox is ticked, this entry will be automatically posted at its date.')

    # ==== Reverse feature fields ====
    reversed_entry_id = fields.Many2one('account.move', string="Reversal of", readonly=True, copy=False,
        check_company=True)
    reversal_move_id = fields.One2many('account.move', 'reversed_entry_id')

    # =========================================================
    # Invoice related fields
    # =========================================================

    # ==== Business fields ====
    fiscal_position_id = fields.Many2one('account.fiscal.position', string='Fiscal Position', readonly=True,
        states={'draft': [('readonly', False)]},
        check_company=True,
        domain="[('company_id', '=', company_id)]",
        help="Fiscal positions are used to adapt taxes and accounts for particular customers or sales orders/invoices. "
             "The default value comes from the customer.")
    invoice_user_id = fields.Many2one('res.users', copy=False, tracking=True,
        string='Salesperson',
        default=lambda self: self.env.user)
    invoice_date = fields.Date(string='Invoice/Bill Date', readonly=True, index=True, copy=False,
        states={'draft': [('readonly', False)]},
        default=_get_default_invoice_date)
    invoice_date_due = fields.Date(string='Due Date', readonly=True, index=True, copy=False,
        states={'draft': [('readonly', False)]})
    invoice_origin = fields.Char(string='Origin', readonly=True, tracking=True,
        help="The document(s) that generated the invoice.")
    invoice_payment_term_id = fields.Many2one('account.payment.term', string='Payment Terms',
        check_company=True,
        readonly=True, states={'draft': [('readonly', False)]})
    # /!\ invoice_line_ids is just a subset of line_ids.
    invoice_line_ids = fields.One2many('account.move.line', 'move_id', string='Invoice lines',
        copy=False, readonly=True,
        domain=[('exclude_from_invoice_tab', '=', False)],
        states={'draft': [('readonly', False)]})
    invoice_incoterm_id = fields.Many2one('account.incoterms', string='Incoterm',
        default=_get_default_invoice_incoterm,
        help='International Commercial Terms are a series of predefined commercial terms used in international transactions.')
    display_qr_code = fields.Boolean(string="Display QR-code", related='company_id.qr_code')
    qr_code_method = fields.Selection(string="Payment QR-code",
        selection=lambda self: self.env['res.partner.bank'].get_available_qr_methods_in_sequence(),
        help="Type of QR-code to be generated for the payment of this invoice, when printing it. If left blank, the first available and usable method will be used.")

    # ==== Payment widget fields ====
    invoice_outstanding_credits_debits_widget = fields.Text(groups="account.group_account_invoice,account.group_account_readonly",
        compute='_compute_payments_widget_to_reconcile_info')
    invoice_has_outstanding = fields.Boolean(groups="account.group_account_invoice,account.group_account_readonly",
        compute='_compute_payments_widget_to_reconcile_info')
    invoice_payments_widget = fields.Text(groups="account.group_account_invoice,account.group_account_readonly",
        compute='_compute_payments_widget_reconciled_info')

    # ==== Vendor bill fields ====
    invoice_vendor_bill_id = fields.Many2one('account.move', store=False,
        check_company=True,
        string='Vendor Bill',
        help="Auto-complete from a past bill.")
    invoice_source_email = fields.Char(string='Source Email', tracking=True)
    invoice_partner_display_name = fields.Char(compute='_compute_invoice_partner_display_info', store=True)

    # ==== Cash rounding fields ====
    invoice_cash_rounding_id = fields.Many2one('account.cash.rounding', string='Cash Rounding Method',
        readonly=True, states={'draft': [('readonly', False)]},
        help='Defines the smallest coinage of the currency that can be used to pay by cash.')

    # ==== Display purpose fields ====
    invoice_filter_type_domain = fields.Char(compute='_compute_invoice_filter_type_domain',
        help="Technical field used to have a dynamic domain on journal / taxes in the form view.")
    bank_partner_id = fields.Many2one('res.partner', help='Technical field to get the domain on the bank', compute='_compute_bank_partner_id')
    invoice_has_matching_suspense_amount = fields.Boolean(compute='_compute_has_matching_suspense_amount',
        groups='account.group_account_invoice,account.group_account_readonly',
        help="Technical field used to display an alert on invoices if there is at least a matching amount in any supsense account.")
    tax_lock_date_message = fields.Char(
        compute='_compute_tax_lock_date_message',
        help="Technical field used to display a message when the invoice's accounting date is prior of the tax lock date.")
    # Technical field to hide Reconciled Entries stat button
    has_reconciled_entries = fields.Boolean(compute="_compute_has_reconciled_entries")

    # ==== Hash Fields ====
    restrict_mode_hash_table = fields.Boolean(related='journal_id.restrict_mode_hash_table')
    secure_sequence_number = fields.Integer(string="Inalteralbility No Gap Sequence #", readonly=True, copy=False)
    inalterable_hash = fields.Char(string="Inalterability Hash", readonly=True, copy=False)
    string_to_hash = fields.Char(compute='_compute_string_to_hash', readonly=True)

    @api.model
    def _field_will_change(self, record, vals, field_name):
        if field_name not in vals:
            return False
        field = record._fields[field_name]
        if field.type == 'many2one':
            return record[field_name].id != vals[field_name]
        if field.type == 'many2many':
            current_ids = set(record[field_name].ids)
            after_write_ids = set(record.new({field_name: vals[field_name]})[field_name].ids)
            return current_ids != after_write_ids
        if field.type == 'one2many':
            return True
        if field.type == 'monetary' and record[field.currency_field]:
            return not record[field.currency_field].is_zero(record[field_name] - vals[field_name])
        if field.type == 'float':
            record_value = field.convert_to_cache(record[field_name], record)
            to_write_value = field.convert_to_cache(vals[field_name], record)
            return record_value != to_write_value
        return record[field_name] != vals[field_name]

    @api.model
    def _cleanup_write_orm_values(self, record, vals):
        cleaned_vals = dict(vals)
        for field_name, value in vals.items():
            if not self._field_will_change(record, vals, field_name):
                del cleaned_vals[field_name]
        return cleaned_vals

    # -------------------------------------------------------------------------
    # ONCHANGE METHODS
    # -------------------------------------------------------------------------

    @api.onchange('invoice_date')
    def _onchange_invoice_date(self):
        if self.invoice_date:
            if not self.invoice_payment_term_id:
                self.invoice_date_due = self.invoice_date
            if self.date != self.invoice_date:  # Don't flag date as dirty if not needed
                self.date = self.invoice_date
            self._onchange_currency()

    @api.onchange('journal_id')
    def _onchange_journal(self):
        if self.journal_id and self.journal_id.currency_id:
            new_currency = self.journal_id.currency_id
            if new_currency != self.currency_id:
                self.currency_id = new_currency
                self._onchange_currency()

    @api.onchange('partner_id')
    def _onchange_partner_id(self):
        self = self.with_company(self.journal_id.company_id)

        warning = {}
        if self.partner_id:
            rec_account = self.partner_id.property_account_receivable_id
            pay_account = self.partner_id.property_account_payable_id
            if not rec_account and not pay_account:
                action = self.env.ref('account.action_account_config')
                msg = _('Cannot find a chart of accounts for this company, You should configure it. \nPlease go to Account Configuration.')
                raise RedirectWarning(msg, action.id, _('Go to the configuration panel'))
            p = self.partner_id
            if p.invoice_warn == 'no-message' and p.parent_id:
                p = p.parent_id
            if p.invoice_warn and p.invoice_warn != 'no-message':
                # Block if partner only has warning but parent company is blocked
                if p.invoice_warn != 'block' and p.parent_id and p.parent_id.invoice_warn == 'block':
                    p = p.parent_id
                warning = {
                    'title': _("Warning for %s", p.name),
                    'message': p.invoice_warn_msg
                }
                if p.invoice_warn == 'block':
                    self.partner_id = False
                    return {'warning': warning}

        if self.is_sale_document(include_receipts=True) and self.partner_id.property_payment_term_id:
            self.invoice_payment_term_id = self.partner_id.property_payment_term_id
            new_term_account = self.partner_id.commercial_partner_id.property_account_receivable_id
        elif self.is_purchase_document(include_receipts=True) and self.partner_id.property_supplier_payment_term_id:
            self.invoice_payment_term_id = self.partner_id.property_supplier_payment_term_id
            new_term_account = self.partner_id.commercial_partner_id.property_account_payable_id
        else:
            new_term_account = None

        for line in self.line_ids:
            line.partner_id = self.partner_id.commercial_partner_id

            if new_term_account and line.account_id.user_type_id.type in ('receivable', 'payable'):
                line.account_id = new_term_account

        self._compute_bank_partner_id()
        self.partner_bank_id = self.bank_partner_id.bank_ids and self.bank_partner_id.bank_ids[0]

        # Find the new fiscal position.
        delivery_partner_id = self._get_invoice_delivery_partner_id()
        self.fiscal_position_id = self.env['account.fiscal.position'].get_fiscal_position(
            self.partner_id.id, delivery_id=delivery_partner_id)
        self._recompute_dynamic_lines()
        if warning:
            return {'warning': warning}

    @api.onchange('date', 'currency_id')
    def _onchange_currency(self):
        if not self.currency_id:
            return
        if self.is_invoice(include_receipts=True):
            company_currency = self.company_id.currency_id
            has_foreign_currency = self.currency_id and self.currency_id != company_currency

            for line in self._get_lines_onchange_currency():
                new_currency = has_foreign_currency and self.currency_id
                line.currency_id = new_currency
                line._onchange_currency()
        else:
            self.line_ids._onchange_currency()

        self._recompute_dynamic_lines(recompute_tax_base_amount=True)

    @api.onchange('payment_reference')
    def _onchange_payment_reference(self):
        for line in self.line_ids.filtered(lambda line: line.account_id.user_type_id.type in ('receivable', 'payable')):
            line.name = self.payment_reference

    @api.onchange('invoice_vendor_bill_id')
    def _onchange_invoice_vendor_bill(self):
        if self.invoice_vendor_bill_id:
            # Copy invoice lines.
            for line in self.invoice_vendor_bill_id.invoice_line_ids:
                copied_vals = line.copy_data()[0]
                copied_vals['move_id'] = self.id
                new_line = self.env['account.move.line'].new(copied_vals)
                new_line.recompute_tax_line = True

            # Copy payment terms.
            self.invoice_payment_term_id = self.invoice_vendor_bill_id.invoice_payment_term_id

            # Copy currency.
            if self.currency_id != self.invoice_vendor_bill_id.currency_id:
                self.currency_id = self.invoice_vendor_bill_id.currency_id

            # Reset
            self.invoice_vendor_bill_id = False
            self._recompute_dynamic_lines()

    @api.onchange('move_type')
    def _onchange_type(self):
        ''' Onchange made to filter the partners depending of the type. '''
        if self.is_sale_document(include_receipts=True):
            if self.env['ir.config_parameter'].sudo().get_param('account.use_invoice_terms'):
                self.narration = self.company_id.invoice_terms or self.env.company.invoice_terms

    @api.onchange('invoice_line_ids')
    def _onchange_invoice_line_ids(self):
        current_invoice_lines = self.line_ids.filtered(lambda line: not line.exclude_from_invoice_tab)
        others_lines = self.line_ids - current_invoice_lines
        if others_lines and current_invoice_lines - self.invoice_line_ids:
            others_lines[0].recompute_tax_line = True
        self.line_ids = others_lines + self.invoice_line_ids
        self._onchange_recompute_dynamic_lines()

    @api.onchange('line_ids', 'invoice_payment_term_id', 'invoice_date_due', 'invoice_cash_rounding_id', 'invoice_vendor_bill_id')
    def _onchange_recompute_dynamic_lines(self):
        self._recompute_dynamic_lines()

    @api.model
    def _get_tax_grouping_key_from_tax_line(self, tax_line):
        ''' Create the dictionary based on a tax line that will be used as key to group taxes together.
        /!\ Must be consistent with '_get_tax_grouping_key_from_base_line'.
        :param tax_line:    An account.move.line being a tax line (with 'tax_repartition_line_id' set then).
        :return:            A dictionary containing all fields on which the tax will be grouped.
        '''
        return {
            'tax_repartition_line_id': tax_line.tax_repartition_line_id.id,
            'account_id': tax_line.account_id.id,
            'currency_id': tax_line.currency_id.id,
            'analytic_tag_ids': [(6, 0, tax_line.tax_line_id.analytic and tax_line.analytic_tag_ids.ids or [])],
            'analytic_account_id': tax_line.tax_line_id.analytic and tax_line.analytic_account_id.id,
            'tax_ids': [(6, 0, tax_line.tax_ids.ids)],
            'tax_tag_ids': [(6, 0, tax_line.tax_tag_ids.ids)],
        }

    @api.model
    def _get_tax_grouping_key_from_base_line(self, base_line, tax_vals):
        ''' Create the dictionary based on a base line that will be used as key to group taxes together.
        /!\ Must be consistent with '_get_tax_grouping_key_from_tax_line'.
        :param base_line:   An account.move.line being a base line (that could contains something in 'tax_ids').
        :param tax_vals:    An element of compute_all(...)['taxes'].
        :return:            A dictionary containing all fields on which the tax will be grouped.
        '''
        tax_repartition_line = self.env['account.tax.repartition.line'].browse(tax_vals['tax_repartition_line_id'])
        account = base_line._get_default_tax_account(tax_repartition_line) or base_line.account_id
        return {
            'tax_repartition_line_id': tax_vals['tax_repartition_line_id'],
            'account_id': account.id,
            'currency_id': base_line.currency_id.id,
            'analytic_tag_ids': [(6, 0, tax_vals['analytic'] and base_line.analytic_tag_ids.ids or [])],
            'analytic_account_id': tax_vals['analytic'] and base_line.analytic_account_id.id,
            'tax_ids': [(6, 0, tax_vals['tax_ids'])],
            'tax_tag_ids': [(6, 0, tax_vals['tag_ids'])],
        }

    def _recompute_tax_lines(self, recompute_tax_base_amount=False):
        ''' Compute the dynamic tax lines of the journal entry.

        :param lines_map: The line_ids dispatched by type containing:
            * base_lines: The lines having a tax_ids set.
            * tax_lines: The lines having a tax_line_id set.
            * terms_lines: The lines generated by the payment terms of the invoice.
            * rounding_lines: The cash rounding lines of the invoice.
        '''
        self.ensure_one()
        in_draft_mode = self != self._origin

        def _serialize_tax_grouping_key(grouping_dict):
            ''' Serialize the dictionary values to be used in the taxes_map.
            :param grouping_dict: The values returned by '_get_tax_grouping_key_from_tax_line' or '_get_tax_grouping_key_from_base_line'.
            :return: A string representing the values.
            '''
            return '-'.join(str(v) for v in grouping_dict.values())

        def _compute_base_line_taxes(base_line):
            ''' Compute taxes amounts both in company currency / foreign currency as the ratio between
            amount_currency & balance could not be the same as the expected currency rate.
            The 'amount_currency' value will be set on compute_all(...)['taxes'] in multi-currency.
            :param base_line:   The account.move.line owning the taxes.
            :return:            The result of the compute_all method.
            '''
            move = base_line.move_id

            if move.is_invoice(include_receipts=True):
                handle_price_include = True
                sign = -1 if move.is_inbound() else 1
                quantity = base_line.quantity
                if base_line.currency_id:
                    price_unit_foreign_curr = sign * base_line.price_unit * (1 - (base_line.discount / 100.0))
                    price_unit_comp_curr = base_line.currency_id._convert(price_unit_foreign_curr, move.company_id.currency_id, move.company_id, move.date)
                else:
                    price_unit_foreign_curr = 0.0
                    price_unit_comp_curr = sign * base_line.price_unit * (1 - (base_line.discount / 100.0))
                tax_type = 'sale' if move.move_type.startswith('out_') else 'purchase'
                is_refund = move.move_type in ('out_refund', 'in_refund')
            else:
                handle_price_include = False
                quantity = 1.0
                price_unit_foreign_curr = base_line.amount_currency
                price_unit_comp_curr = base_line.balance
                tax_type = base_line.tax_ids[0].type_tax_use if base_line.tax_ids else None
                is_refund = (tax_type == 'sale' and base_line.debit) or (tax_type == 'purchase' and base_line.credit)

            balance_taxes_res = base_line.tax_ids._origin.compute_all(
                price_unit_comp_curr,
                currency=base_line.company_currency_id,
                quantity=quantity,
                product=base_line.product_id,
                partner=base_line.partner_id,
                is_refund=is_refund,
                handle_price_include=handle_price_include,
            )

            if move.move_type == 'entry':
                repartition_field = is_refund and 'refund_repartition_line_ids' or 'invoice_repartition_line_ids'
                repartition_tags = base_line.tax_ids.mapped(repartition_field).filtered(lambda x: x.repartition_type == 'base').tag_ids
                tags_need_inversion = (tax_type == 'sale' and not is_refund) or (tax_type == 'purchase' and is_refund)
                if tags_need_inversion:
                    balance_taxes_res['base_tags'] = base_line._revert_signed_tags(repartition_tags).ids
                    for tax_res in balance_taxes_res['taxes']:
                        tax_res['tag_ids'] = base_line._revert_signed_tags(self.env['account.account.tag'].browse(tax_res['tag_ids'])).ids

            if base_line.currency_id:
                # Multi-currencies mode: Taxes are computed both in company's currency / foreign currency.
                amount_currency_taxes_res = base_line.tax_ids._origin.compute_all(
                    price_unit_foreign_curr,
                    currency=base_line.currency_id,
                    quantity=quantity,
                    product=base_line.product_id,
                    partner=base_line.partner_id,
                    is_refund=is_refund,
                    handle_price_include=handle_price_include,
                )

                if move.move_type == 'entry':
                    repartition_field = is_refund and 'refund_repartition_line_ids' or 'invoice_repartition_line_ids'
                    repartition_tags = base_line.tax_ids.mapped(repartition_field).filtered(lambda x: x.repartition_type == 'base').tag_ids
                    tags_need_inversion = (tax_type == 'sale' and not is_refund) or (tax_type == 'purchase' and is_refund)
                    if tags_need_inversion:
                        balance_taxes_res['base_tags'] = base_line._revert_signed_tags(repartition_tags).ids
                        for tax_res in balance_taxes_res['taxes']:
                            tax_res['tag_ids'] = base_line._revert_signed_tags(self.env['account.account.tag'].browse(tax_res['tag_ids'])).ids

                for b_tax_res, ac_tax_res in zip(balance_taxes_res['taxes'], amount_currency_taxes_res['taxes']):
                    tax = self.env['account.tax'].browse(b_tax_res['id'])
                    b_tax_res['amount_currency'] = ac_tax_res['amount']

                    # A tax having a fixed amount must be converted into the company currency when dealing with a
                    # foreign currency.
                    if tax.amount_type == 'fixed':
                        b_tax_res['amount'] = base_line.currency_id._convert(b_tax_res['amount'], move.company_id.currency_id, move.company_id, move.date)

            return balance_taxes_res

        taxes_map = {}

        # ==== Add tax lines ====
        to_remove = self.env['account.move.line']
        for line in self.line_ids.filtered('tax_repartition_line_id'):
            grouping_dict = self._get_tax_grouping_key_from_tax_line(line)
            grouping_key = _serialize_tax_grouping_key(grouping_dict)
            if grouping_key in taxes_map:
                # A line with the same key does already exist, we only need one
                # to modify it; we have to drop this one.
                to_remove += line
            else:
                taxes_map[grouping_key] = {
                    'tax_line': line,
                    'balance': 0.0,
                    'amount_currency': 0.0,
                    'tax_base_amount': 0.0,
                    'grouping_dict': False,
                }
        self.line_ids -= to_remove

        # ==== Mount base lines ====
        for line in self.line_ids.filtered(lambda line: not line.tax_repartition_line_id):
            # Don't call compute_all if there is no tax.
            if not line.tax_ids:
                line.tax_tag_ids = [(5, 0, 0)]
                continue

            compute_all_vals = _compute_base_line_taxes(line)

            # Assign tags on base line
            line.tax_tag_ids = compute_all_vals['base_tags']

            tax_exigible = True
            for tax_vals in compute_all_vals['taxes']:
                grouping_dict = self._get_tax_grouping_key_from_base_line(line, tax_vals)
                grouping_key = _serialize_tax_grouping_key(grouping_dict)

                tax_repartition_line = self.env['account.tax.repartition.line'].browse(tax_vals['tax_repartition_line_id'])
                tax = tax_repartition_line.invoice_tax_id or tax_repartition_line.refund_tax_id

                if tax.tax_exigibility == 'on_payment':
                    tax_exigible = False

                taxes_map_entry = taxes_map.setdefault(grouping_key, {
                    'tax_line': None,
                    'balance': 0.0,
                    'amount_currency': 0.0,
                    'tax_base_amount': 0.0,
                    'grouping_dict': False,
                })
                taxes_map_entry['balance'] += tax_vals['amount']
                taxes_map_entry['amount_currency'] += tax_vals.get('amount_currency', 0.0)
                taxes_map_entry['tax_base_amount'] += tax_vals['base']
                taxes_map_entry['grouping_dict'] = grouping_dict
            line.tax_exigible = tax_exigible

        # ==== Process taxes_map ====
        for taxes_map_entry in taxes_map.values():
            # Don't create tax lines with zero balance.
            if self.currency_id.is_zero(taxes_map_entry['balance']) and self.currency_id.is_zero(taxes_map_entry['amount_currency']):
                taxes_map_entry['grouping_dict'] = False

            tax_line = taxes_map_entry['tax_line']
            tax_base_amount = -taxes_map_entry['tax_base_amount'] if self.is_inbound() else taxes_map_entry['tax_base_amount']

            if not tax_line and not taxes_map_entry['grouping_dict']:
                continue
            elif tax_line and recompute_tax_base_amount:
                tax_line.tax_base_amount = tax_base_amount
            elif tax_line and not taxes_map_entry['grouping_dict']:
                # The tax line is no longer used, drop it.
                self.line_ids -= tax_line
            elif tax_line:
                tax_line.update({
                    'amount_currency': taxes_map_entry['amount_currency'],
                    'debit': taxes_map_entry['balance'] > 0.0 and taxes_map_entry['balance'] or 0.0,
                    'credit': taxes_map_entry['balance'] < 0.0 and -taxes_map_entry['balance'] or 0.0,
                    'tax_base_amount': tax_base_amount,
                })
            else:
                create_method = in_draft_mode and self.env['account.move.line'].new or self.env['account.move.line'].create
                tax_repartition_line_id = taxes_map_entry['grouping_dict']['tax_repartition_line_id']
                tax_repartition_line = self.env['account.tax.repartition.line'].browse(tax_repartition_line_id)
                tax = tax_repartition_line.invoice_tax_id or tax_repartition_line.refund_tax_id
                tax_line = create_method({
                    'name': tax.name,
                    'move_id': self.id,
                    'partner_id': line.partner_id.id,
                    'company_id': line.company_id.id,
                    'company_currency_id': line.company_currency_id.id,
                    'quantity': 1.0,
                    'date_maturity': False,
                    'amount_currency': taxes_map_entry['amount_currency'],
                    'debit': taxes_map_entry['balance'] > 0.0 and taxes_map_entry['balance'] or 0.0,
                    'credit': taxes_map_entry['balance'] < 0.0 and -taxes_map_entry['balance'] or 0.0,
                    'tax_base_amount': tax_base_amount,
                    'exclude_from_invoice_tab': True,
                    'tax_exigible': tax.tax_exigibility == 'on_invoice',
                    **taxes_map_entry['grouping_dict'],
                })

            if in_draft_mode:
                tax_line._onchange_amount_currency()
                tax_line._onchange_balance()

    def _recompute_cash_rounding_lines(self):
        ''' Handle the cash rounding feature on invoices.

        In some countries, the smallest coins do not exist. For example, in Switzerland, there is no coin for 0.01 CHF.
        For this reason, if invoices are paid in cash, you have to round their total amount to the smallest coin that
        exists in the currency. For the CHF, the smallest coin is 0.05 CHF.

        There are two strategies for the rounding:

        1) Add a line on the invoice for the rounding: The cash rounding line is added as a new invoice line.
        2) Add the rounding in the biggest tax amount: The cash rounding line is added as a new tax line on the tax
        having the biggest balance.
        '''
        self.ensure_one()
        in_draft_mode = self != self._origin

        def _compute_cash_rounding(self, total_balance, total_amount_currency):
            ''' Compute the amount differences due to the cash rounding.
            :param self:                    The current account.move record.
            :param total_balance:           The invoice's total in company's currency.
            :param total_amount_currency:   The invoice's total in invoice's currency.
            :return:                        The amount differences both in company's currency & invoice's currency.
            '''
            if self.currency_id == self.company_id.currency_id:
                diff_balance = self.invoice_cash_rounding_id.compute_difference(self.currency_id, total_balance)
                diff_amount_currency = 0.0
            else:
                diff_amount_currency = self.invoice_cash_rounding_id.compute_difference(self.currency_id, total_amount_currency)
                diff_balance = self.currency_id._convert(diff_amount_currency, self.company_id.currency_id, self.company_id, self.date)
            return diff_balance, diff_amount_currency

        def _apply_cash_rounding(self, diff_balance, diff_amount_currency, cash_rounding_line):
            ''' Apply the cash rounding.
            :param self:                    The current account.move record.
            :param diff_balance:            The computed balance to set on the new rounding line.
            :param diff_amount_currency:    The computed amount in invoice's currency to set on the new rounding line.
            :param cash_rounding_line:      The existing cash rounding line.
            :return:                        The newly created rounding line.
            '''
            rounding_line_vals = {
                'debit': diff_balance > 0.0 and diff_balance or 0.0,
                'credit': diff_balance < 0.0 and -diff_balance or 0.0,
                'quantity': 1.0,
                'amount_currency': diff_amount_currency,
                'partner_id': self.partner_id.id,
                'move_id': self.id,
                'currency_id': self.currency_id if self.currency_id != self.company_id.currency_id else False,
                'company_id': self.company_id.id,
                'company_currency_id': self.company_id.currency_id.id,
                'is_rounding_line': True,
                'sequence': 9999,
            }

            if self.invoice_cash_rounding_id.strategy == 'biggest_tax':
                biggest_tax_line = None
                for tax_line in self.line_ids.filtered('tax_repartition_line_id'):
                    if not biggest_tax_line or tax_line.price_subtotal > biggest_tax_line.price_subtotal:
                        biggest_tax_line = tax_line

                # No tax found.
                if not biggest_tax_line:
                    return

                rounding_line_vals.update({
                    'name': _('%s (rounding)', biggest_tax_line.name),
                    'account_id': biggest_tax_line.account_id.id,
                    'tax_repartition_line_id': biggest_tax_line.tax_repartition_line_id.id,
                    'tax_exigible': biggest_tax_line.tax_exigible,
                    'exclude_from_invoice_tab': True,
                })

            elif self.invoice_cash_rounding_id.strategy == 'add_invoice_line':
                if diff_balance > 0.0 and self.invoice_cash_rounding_id.loss_account_id:
                    account_id = self.invoice_cash_rounding_id.loss_account_id.id
                else:
                    account_id = self.invoice_cash_rounding_id.profit_account_id.id
                rounding_line_vals.update({
                    'name': self.invoice_cash_rounding_id.name,
                    'account_id': account_id,
                })

            # Create or update the cash rounding line.
            if cash_rounding_line:
                cash_rounding_line.update({
                    'amount_currency': rounding_line_vals['amount_currency'],
                    'debit': rounding_line_vals['debit'],
                    'credit': rounding_line_vals['credit'],
                    'account_id': rounding_line_vals['account_id'],
                })
            else:
                create_method = in_draft_mode and self.env['account.move.line'].new or self.env['account.move.line'].create
                cash_rounding_line = create_method(rounding_line_vals)

            if in_draft_mode:
                cash_rounding_line._onchange_amount_currency()
                cash_rounding_line._onchange_balance()

        existing_cash_rounding_line = self.line_ids.filtered(lambda line: line.is_rounding_line)

        # The cash rounding has been removed.
        if not self.invoice_cash_rounding_id:
            self.line_ids -= existing_cash_rounding_line
            return

        # The cash rounding strategy has changed.
        if self.invoice_cash_rounding_id and existing_cash_rounding_line:
            strategy = self.invoice_cash_rounding_id.strategy
            old_strategy = 'biggest_tax' if existing_cash_rounding_line.tax_line_id else 'add_invoice_line'
            if strategy != old_strategy:
                self.line_ids -= existing_cash_rounding_line
                existing_cash_rounding_line = self.env['account.move.line']

        others_lines = self.line_ids.filtered(lambda line: line.account_id.user_type_id.type not in ('receivable', 'payable'))
        others_lines -= existing_cash_rounding_line
        total_balance = sum(others_lines.mapped('balance'))
        total_amount_currency = sum(others_lines.mapped('amount_currency'))

        diff_balance, diff_amount_currency = _compute_cash_rounding(self, total_balance, total_amount_currency)

        # The invoice is already rounded.
        if self.currency_id.is_zero(diff_balance) and self.currency_id.is_zero(diff_amount_currency):
            self.line_ids -= existing_cash_rounding_line
            return

        _apply_cash_rounding(self, diff_balance, diff_amount_currency, existing_cash_rounding_line)

    def _recompute_payment_terms_lines(self):
        ''' Compute the dynamic payment term lines of the journal entry.'''
        self.ensure_one()
        self = self.with_company(self.company_id)
        in_draft_mode = self != self._origin
        today = fields.Date.context_today(self)
        self = self.with_company(self.journal_id.company_id)

        def _get_payment_terms_computation_date(self):
            ''' Get the date from invoice that will be used to compute the payment terms.
            :param self:    The current account.move record.
            :return:        A datetime.date object.
            '''
            if self.invoice_payment_term_id:
                return self.invoice_date or today
            else:
                return self.invoice_date_due or self.invoice_date or today

        def _get_payment_terms_account(self, payment_terms_lines):
            ''' Get the account from invoice that will be set as receivable / payable account.
            :param self:                    The current account.move record.
            :param payment_terms_lines:     The current payment terms lines.
            :return:                        An account.account record.
            '''
            if payment_terms_lines:
                # Retrieve account from previous payment terms lines in order to allow the user to set a custom one.
                return payment_terms_lines[0].account_id
            elif self.partner_id:
                # Retrieve account from partner.
                if self.is_sale_document(include_receipts=True):
                    return self.partner_id.property_account_receivable_id
                else:
                    return self.partner_id.property_account_payable_id
            else:
                # Search new account.
                domain = [
                    ('company_id', '=', self.company_id.id),
                    ('internal_type', '=', 'receivable' if self.move_type in ('out_invoice', 'out_refund', 'out_receipt') else 'payable'),
                ]
                return self.env['account.account'].search(domain, limit=1)

        def _compute_payment_terms(self, date, total_balance, total_amount_currency):
            ''' Compute the payment terms.
            :param self:                    The current account.move record.
            :param date:                    The date computed by '_get_payment_terms_computation_date'.
            :param total_balance:           The invoice's total in company's currency.
            :param total_amount_currency:   The invoice's total in invoice's currency.
            :return:                        A list <to_pay_company_currency, to_pay_invoice_currency, due_date>.
            '''
            if self.invoice_payment_term_id:
                to_compute = self.invoice_payment_term_id.compute(total_balance, date_ref=date, currency=self.currency_id)
                if self.currency_id != self.company_id.currency_id:
                    # Multi-currencies.
                    to_compute_currency = self.invoice_payment_term_id.compute(total_amount_currency, date_ref=date, currency=self.currency_id)
                    return [(b[0], b[1], ac[1]) for b, ac in zip(to_compute, to_compute_currency)]
                else:
                    # Single-currency.
                    return [(b[0], b[1], 0.0) for b in to_compute]
            else:
                return [(fields.Date.to_string(date), total_balance, total_amount_currency)]

        def _compute_diff_payment_terms_lines(self, existing_terms_lines, account, to_compute):
            ''' Process the result of the '_compute_payment_terms' method and creates/updates corresponding invoice lines.
            :param self:                    The current account.move record.
            :param existing_terms_lines:    The current payment terms lines.
            :param account:                 The account.account record returned by '_get_payment_terms_account'.
            :param to_compute:              The list returned by '_compute_payment_terms'.
            '''
            # As we try to update existing lines, sort them by due date.
            existing_terms_lines = existing_terms_lines.sorted(lambda line: line.date_maturity or today)
            existing_terms_lines_index = 0

            # Recompute amls: update existing line or create new one for each payment term.
            new_terms_lines = self.env['account.move.line']
            for date_maturity, balance, amount_currency in to_compute:
                if self.journal_id.company_id.currency_id.is_zero(balance) and len(to_compute) > 1:
                    continue

                if existing_terms_lines_index < len(existing_terms_lines):
                    # Update existing line.
                    candidate = existing_terms_lines[existing_terms_lines_index]
                    existing_terms_lines_index += 1
                    candidate.update({
                        'date_maturity': date_maturity,
                        'amount_currency': -amount_currency,
                        'debit': balance < 0.0 and -balance or 0.0,
                        'credit': balance > 0.0 and balance or 0.0,
                    })
                else:
                    # Create new line.
                    create_method = in_draft_mode and self.env['account.move.line'].new or self.env['account.move.line'].create
                    candidate = create_method({
                        'name': self.payment_reference or '',
                        'debit': balance < 0.0 and -balance or 0.0,
                        'credit': balance > 0.0 and balance or 0.0,
                        'quantity': 1.0,
                        'amount_currency': -amount_currency,
                        'date_maturity': date_maturity,
                        'move_id': self.id,
                        'currency_id': self.currency_id.id if self.currency_id != self.company_id.currency_id else False,
                        'account_id': account.id,
                        'partner_id': self.commercial_partner_id.id,
                        'exclude_from_invoice_tab': True,
                    })
                new_terms_lines += candidate
                if in_draft_mode:
                    candidate._onchange_amount_currency()
                    candidate._onchange_balance()
            return new_terms_lines

        existing_terms_lines = self.line_ids.filtered(lambda line: line.account_id.user_type_id.type in ('receivable', 'payable'))
        others_lines = self.line_ids.filtered(lambda line: line.account_id.user_type_id.type not in ('receivable', 'payable'))
        company_currency_id = self.company_id.currency_id
        total_balance = sum(others_lines.mapped(lambda l: company_currency_id.round(l.balance)))
        total_amount_currency = sum(others_lines.mapped('amount_currency'))

        if not others_lines:
            self.line_ids -= existing_terms_lines
            return

        computation_date = _get_payment_terms_computation_date(self)
        account = _get_payment_terms_account(self, existing_terms_lines)
        to_compute = _compute_payment_terms(self, computation_date, total_balance, total_amount_currency)
        new_terms_lines = _compute_diff_payment_terms_lines(self, existing_terms_lines, account, to_compute)

        # Remove old terms lines that are no longer needed.
        self.line_ids -= existing_terms_lines - new_terms_lines

        if new_terms_lines:
            self.payment_reference = new_terms_lines[-1].name or ''
            self.invoice_date_due = new_terms_lines[-1].date_maturity

    def _recompute_dynamic_lines(self, recompute_all_taxes=False, recompute_tax_base_amount=False):
        ''' Recompute all lines that depend of others.

        For example, tax lines depends of base lines (lines having tax_ids set). This is also the case of cash rounding
        lines that depend of base lines or tax lines depending the cash rounding strategy. When a payment term is set,
        this method will auto-balance the move with payment term lines.

        :param recompute_all_taxes: Force the computation of taxes. If set to False, the computation will be done
                                    or not depending of the field 'recompute_tax_line' in lines.
        '''
        for invoice in self:
            # Dispatch lines and pre-compute some aggregated values like taxes.
            for line in invoice.line_ids:
                if line.recompute_tax_line:
                    recompute_all_taxes = True
                    line.recompute_tax_line = False

            # Compute taxes.
            if recompute_all_taxes:
                invoice._recompute_tax_lines()
            if recompute_tax_base_amount:
                invoice._recompute_tax_lines(recompute_tax_base_amount=True)

            if invoice.is_invoice(include_receipts=True):

                # Compute cash rounding.
                invoice._recompute_cash_rounding_lines()

                # Compute payment terms.
                invoice._recompute_payment_terms_lines()

                # Only synchronize one2many in onchange.
                if invoice != invoice._origin:
                    invoice.invoice_line_ids = invoice.line_ids.filtered(lambda line: not line.exclude_from_invoice_tab)

    def _get_lines_onchange_currency(self):
        # Override needed for COGS
        return self.line_ids

    def onchange(self, values, field_name, field_onchange):
        # OVERRIDE
        # As the dynamic lines in this model are quite complex, we need to ensure some computations are done exactly
        # at the beginning / at the end of the onchange mechanism. So, the onchange recursivity is disabled.
        return super(AccountMove, self.with_context(recursive_onchanges=False)).onchange(values, field_name, field_onchange)

    # -------------------------------------------------------------------------
    # COMPUTE METHODS
    # -------------------------------------------------------------------------

    @api.depends('company_id', 'invoice_filter_type_domain')
    def _compute_suitable_journal_ids(self):
        for m in self:
            domain = [('company_id', '=', m.company_id.id), ('type', '=?', m.invoice_filter_type_domain)]
            m.suitable_journal_ids = self.env['account.journal'].search(domain)

    @api.depends('posted_before', 'state', 'highest_name')
    def _compute_name(self):
        for record in self.sorted(lambda m: (m.date, m.ref or '', m.id)):
            if record.name and not record.posted_before:
                # Never been posted, but had a name set
                record.name = '/'
            if not record.name or record.name == '/':
                if not record.posted_before and not record.highest_name:
                    # First name of the period for the journal, no name yet
                    record._set_next_sequence()
                elif record.state == 'posted':
                    # No name yet but has been posted
                    record._set_next_sequence()
            record.name = record.name or '/'

    @api.depends('journal_id', 'date')
    def _compute_highest_name(self):
        for record in self:
            record.highest_name = record._get_last_sequence()

    @api.onchange('name', 'highest_name')
    def _onchange_name_warning(self):
        if self.name and self.name != '/' and self.name <= (self.highest_name or ''):
            self.show_name_warning = True
        else:
            self.show_name_warning = False

    def _get_last_sequence_domain(self, relaxed=False):
        self.ensure_one()
        if not self.date or not self.journal_id:
            return "WHERE FALSE", {}
        where_string = "WHERE journal_id = %(journal_id)s AND name != '/'"
        param = {'journal_id': self.journal_id.id}

        if not relaxed:
            domain = [('journal_id', '=', self.journal_id.id), ('id', '!=', self.id or self._origin.id), ('name', 'not in', ('/', False))]
            reference_move = self.search(domain + [('date', '<=', self.date)], order='date desc', limit=1) or self.search(domain, order='date asc', limit=1)
            sequence_number_reset = self._deduce_sequence_number_reset(reference_move.name)
            if sequence_number_reset == 'year':
                where_string += " AND date_trunc('year', date) = date_trunc('year', %(date)s) "
                param['date'] = self.date
            elif sequence_number_reset == 'month':
                where_string += " AND date_trunc('month', date) = date_trunc('month', %(date)s) "
                param['date'] = self.date

        if self.journal_id.refund_sequence:
            if self.move_type in ('out_refund', 'in_refund'):
                where_string += " AND move_type IN ('out_refund', 'in_refund') "
            else:
                where_string += " AND move_type NOT IN ('out_refund', 'in_refund') "

        return where_string, param

    def _get_starting_sequence(self):
        self.ensure_one()
        starting_sequence = "%s/%04d/%02d/0000" % (self.journal_id.code, self.date.year, self.date.month)
        if self.journal_id.refund_sequence and self.move_type in ('out_refund', 'in_refund'):
            starting_sequence = "R" + starting_sequence
        return starting_sequence

    @api.depends('move_type')
    def _compute_type_name(self):
        type_name_mapping = {k: v for k, v in
                             self._fields['move_type']._description_selection(self.env)}
        replacements = {'out_invoice': _('Invoice'), 'out_refund': _('Credit Note')}

        for record in self:
            name = type_name_mapping[record.move_type]
            record.type_name = replacements.get(record.move_type, name)

    @api.depends('move_type')
    def _compute_invoice_filter_type_domain(self):
        for move in self:
            if move.is_sale_document(include_receipts=True):
                move.invoice_filter_type_domain = 'sale'
            elif move.is_purchase_document(include_receipts=True):
                move.invoice_filter_type_domain = 'purchase'
            else:
                move.invoice_filter_type_domain = False

    @api.depends('partner_id')
    def _compute_commercial_partner_id(self):
        for move in self:
            move.commercial_partner_id = move.partner_id.commercial_partner_id

    @api.depends('commercial_partner_id')
    def _compute_bank_partner_id(self):
        for move in self:
            if move.is_outbound():
                move.bank_partner_id = move.commercial_partner_id
            else:
                move.bank_partner_id = move.company_id.partner_id

    @api.model
    def _get_invoice_in_payment_state(self):
        ''' Hook to give the state when the invoice becomes fully paid. This is necessary because the users working
        with only invoicing don't want to see the 'in_payment' state. Then, this method will be overridden in the
        accountant module to enable the 'in_payment' state. '''
        return 'paid'

    @api.depends(
        'line_ids.matched_debit_ids.debit_move_id.move_id.line_ids.amount_residual',
        'line_ids.matched_debit_ids.debit_move_id.move_id.line_ids.amount_residual_currency',
        'line_ids.matched_credit_ids.credit_move_id.move_id.line_ids.amount_residual',
        'line_ids.matched_credit_ids.credit_move_id.move_id.line_ids.amount_residual_currency',
        'line_ids.debit',
        'line_ids.credit',
        'line_ids.currency_id',
        'line_ids.amount_currency',
        'line_ids.amount_residual',
        'line_ids.amount_residual_currency',
        'line_ids.payment_id.state',
        'line_ids.full_reconcile_id')
    def _compute_amount(self):
        for move in self:

            if move.payment_state == 'invoicing_legacy':
                # invoicing_legacy state is set via SQL when setting setting field
                # invoicing_switch_threshold (defined in account_accountant).
                # The only way of going out of this state is through this setting,
                # so we don't recompute it here.
                move.payment_state = move.payment_state
                continue

            total_untaxed = 0.0
            total_untaxed_currency = 0.0
            total_tax = 0.0
            total_tax_currency = 0.0
            total_to_pay = 0.0
            total_residual = 0.0
            total_residual_currency = 0.0
            total = 0.0
            total_currency = 0.0
            currencies = set()

            for line in move.line_ids:
                if line.currency_id:
                    currencies.add(line.currency_id)

                if move.is_invoice(include_receipts=True):
                    # === Invoices ===

                    if not line.exclude_from_invoice_tab:
                        # Untaxed amount.
                        total_untaxed += line.balance
                        total_untaxed_currency += line.amount_currency
                        total += line.balance
                        total_currency += line.amount_currency
                    elif line.tax_line_id:
                        # Tax amount.
                        total_tax += line.balance
                        total_tax_currency += line.amount_currency
                        total += line.balance
                        total_currency += line.amount_currency
                    elif line.account_id.user_type_id.type in ('receivable', 'payable'):
                        # Residual amount.
                        total_to_pay += line.balance
                        total_residual += line.amount_residual
                        total_residual_currency += line.amount_residual_currency
                else:
                    # === Miscellaneous journal entry ===
                    if line.debit:
                        total += line.balance
                        total_currency += line.amount_currency

            if move.move_type == 'entry' or move.is_outbound():
                sign = 1
            else:
                sign = -1
            move.amount_untaxed = sign * (total_untaxed_currency if len(currencies) == 1 else total_untaxed)
            move.amount_tax = sign * (total_tax_currency if len(currencies) == 1 else total_tax)
            move.amount_total = sign * (total_currency if len(currencies) == 1 else total)
            move.amount_residual = -sign * (total_residual_currency if len(currencies) == 1 else total_residual)
            move.amount_untaxed_signed = -total_untaxed
            move.amount_tax_signed = -total_tax
            move.amount_total_signed = abs(total) if move.move_type == 'entry' else -total
            move.amount_residual_signed = total_residual

            currency = len(currencies) == 1 and currencies.pop() or move.company_id.currency_id

            # Compute 'payment_state'.
            new_pmt_state = 'not_paid' if move.move_type != 'entry' else False

            if move.is_invoice(include_receipts=True) and move.state == 'posted':

                if currency.is_zero(move.amount_residual):
                    if all(payment.is_matched for payment in move._get_reconciled_payments()):
                        new_pmt_state = 'paid'
                    else:
                        new_pmt_state = move._get_invoice_in_payment_state()
                elif currency.compare_amounts(total_to_pay, total_residual) != 0:
                    new_pmt_state = 'partial'

            if new_pmt_state == 'paid' and move.move_type in ('in_invoice', 'out_invoice', 'entry'):
                reverse_type = move.move_type == 'in_invoice' and 'in_refund' or move.move_type == 'out_invoice' and 'out_refund' or 'entry'
                reverse_moves = self.env['account.move'].search([('reversed_entry_id', '=', move.id), ('state', '=', 'posted'), ('move_type', '=', reverse_type)])

                # We only set 'reversed' state in cas of 1 to 1 full reconciliation with a reverse entry; otherwise, we use the regular 'paid' state
                reverse_moves_full_recs = reverse_moves.mapped('line_ids.full_reconcile_id')
                if reverse_moves_full_recs.mapped('reconciled_line_ids.move_id').filtered(lambda x: x not in (reverse_moves + reverse_moves_full_recs.mapped('exchange_move_id'))) == move:
                    new_pmt_state = 'reversed'

            move.payment_state = new_pmt_state

    def _inverse_amount_total(self):
        for move in self:
            if len(move.line_ids) != 2 or move.is_invoice(include_receipts=True):
                continue

            to_write = []

            if move.currency_id != move.company_id.currency_id:
                amount_currency = abs(move.amount_total)
                balance = move.currency_id._convert(amount_currency, move.company_currency_id, move.company_id, move.date)
            else:
                balance = abs(move.amount_total)
                amount_currency = 0.0

            for line in move.line_ids:
                if float_compare(abs(line.balance), balance, precision_rounding=move.currency_id.rounding) != 0:
                    to_write.append((1, line.id, {
                        'debit': line.balance > 0.0 and balance or 0.0,
                        'credit': line.balance < 0.0 and balance or 0.0,
                        'amount_currency': line.balance > 0.0 and amount_currency or -amount_currency,
                    }))

            move.write({'line_ids': to_write})

    def _get_domain_matching_suspense_moves(self):
        self.ensure_one()
        domain = self.env['account.move.line']._get_suspense_moves_domain()
        domain += ['|', ('partner_id', '=?', self.partner_id.id), ('partner_id', '=', False)]
        if self.is_inbound():
            domain.append(('balance', '=', -self.amount_residual))
        else:
            domain.append(('balance', '=', self.amount_residual))
        return domain

    def _compute_has_matching_suspense_amount(self):
        for r in self:
            res = False
            if r.state == 'posted' and r.is_invoice() and r.payment_state == 'not_paid':
                domain = r._get_domain_matching_suspense_moves()
                #there are more than one but less than 5 suspense moves matching the residual amount
                if (0 < self.env['account.move.line'].search_count(domain) < 5):
                    domain2 = [
                        ('payment_state', '=', 'not_paid'),
                        ('state', '=', 'posted'),
                        ('amount_residual', '=', r.amount_residual),
                        ('move_type', '=', r.move_type)]
                    #there are less than 5 other open invoices of the same type with the same residual
                    if self.env['account.move'].search_count(domain2) < 5:
                        res = True
            r.invoice_has_matching_suspense_amount = res

    @api.depends('partner_id', 'invoice_source_email')
    def _compute_invoice_partner_display_info(self):
        for move in self:
            vendor_display_name = move.partner_id.display_name
            if not vendor_display_name:
                if move.invoice_source_email:
                    vendor_display_name = _('@From: %(email)s', email=move.invoice_source_email)
                else:
                    vendor_display_name = _('#Created by: %s', move.sudo().create_uid.name or self.env.user.name)
            move.invoice_partner_display_name = vendor_display_name

    def _compute_payments_widget_to_reconcile_info(self):
        for move in self:
            move.invoice_outstanding_credits_debits_widget = json.dumps(False)
            move.invoice_has_outstanding = False

            if move.state != 'posted' \
                    or move.payment_state not in ('not_paid', 'partial') \
                    or not move.is_invoice(include_receipts=True):
                continue

            pay_term_lines = move.line_ids\
                .filtered(lambda line: line.account_id.user_type_id.type in ('receivable', 'payable'))

            domain = [
                ('account_id', 'in', pay_term_lines.account_id.ids),
                ('move_id.state', '=', 'posted'),
                ('partner_id', '=', move.commercial_partner_id.id),
                ('reconciled', '=', False),
                '|', ('amount_residual', '!=', 0.0), ('amount_residual_currency', '!=', 0.0),
            ]

            payments_widget_vals = {'outstanding': True, 'content': [], 'move_id': move.id}

            if move.is_inbound():
                domain.append(('balance', '<', 0.0))
                payments_widget_vals['title'] = _('Outstanding credits')
            else:
                domain.append(('balance', '>', 0.0))
                payments_widget_vals['title'] = _('Outstanding debits')

            if move.currency_id == move.company_currency_id:
                currency = False
            else:
                currency = move.currency_id

            for line in self.env['account.move.line'].search(domain):

                if currency and line.currency_id == currency:
                    # Same foreign currency.
                    amount = abs(line.amount_residual_currency)
                elif currency:
                    # Different foreign currencies.
                    amount = move.company_currency_id._convert(
                        abs(line.amount_residual),
                        move.currency_id,
                        move.company_id,
                        line.date,
                    )
                else:
                    # Company's currency.
                    amount = abs(line.amount_residual)

                if move.currency_id.is_zero(amount):
                    continue

                payments_widget_vals['content'].append({
                    'journal_name': line.ref or line.move_id.name,
                    'amount': amount,
                    'currency': move.currency_id.symbol,
                    'id': line.id,
                    'move_id': line.move_id.id,
                    'position': move.currency_id.position,
                    'digits': [69, move.currency_id.decimal_places],
                    'payment_date': fields.Date.to_string(line.date),
                })

            if not payments_widget_vals['content']:
                continue

            move.invoice_outstanding_credits_debits_widget = json.dumps(payments_widget_vals)
            move.invoice_has_outstanding = True

    def _get_reconciled_info_JSON_values(self):
        self.ensure_one()

        reconciled_vals = []
        for partial, amount, counterpart_line in self._get_reconciled_invoices_partials():
            if counterpart_line.move_id.ref:
                reconciliation_ref = '%s (%s)' % (counterpart_line.move_id.name, counterpart_line.move_id.ref)
            else:
                reconciliation_ref = counterpart_line.move_id.name

            reconciled_vals.append({
                'name': counterpart_line.name,
                'journal_name': counterpart_line.journal_id.name,
                'amount': amount,
                'currency': self.currency_id.symbol,
                'digits': [69, self.currency_id.decimal_places],
                'position': self.currency_id.position,
                'date': counterpart_line.date,
                'payment_id': counterpart_line.id,
                'partial_id': partial.id,
                'account_payment_id': counterpart_line.payment_id.id,
                'payment_method_name': counterpart_line.payment_id.payment_method_id.name if counterpart_line.journal_id.type == 'bank' else None,
                'move_id': counterpart_line.move_id.id,
                'ref': reconciliation_ref,
            })
        return reconciled_vals

    @api.depends('move_type', 'line_ids.amount_residual')
    def _compute_payments_widget_reconciled_info(self):
        for move in self:
            payments_widget_vals = {'title': _('Less Payment'), 'outstanding': False, 'content': []}

            if move.state == 'posted' and move.is_invoice(include_receipts=True):
                payments_widget_vals['content'] = move._get_reconciled_info_JSON_values()

            if payments_widget_vals['content']:
                move.invoice_payments_widget = json.dumps(payments_widget_vals, default=date_utils.json_default)
            else:
                move.invoice_payments_widget = json.dumps(False)

    @api.depends('line_ids.price_subtotal', 'line_ids.tax_base_amount', 'line_ids.tax_line_id', 'partner_id', 'currency_id')
    def _compute_invoice_taxes_by_group(self):
        ''' Helper to get the taxes grouped according their account.tax.group.
        This method is only used when printing the invoice.
        '''
        for move in self:
            lang_env = move.with_context(lang=move.partner_id.lang).env
            tax_lines = move.line_ids.filtered(lambda line: line.tax_line_id)
            tax_balance_multiplicator = -1 if move.is_inbound(True) else 1
            res = {}
            # There are as many tax line as there are repartition lines
            done_taxes = set()
            for line in tax_lines:
                res.setdefault(line.tax_line_id.tax_group_id, {'base': 0.0, 'amount': 0.0})
                res[line.tax_line_id.tax_group_id]['amount'] += tax_balance_multiplicator * (line.amount_currency if line.currency_id else line.balance)
                tax_key_add_base = tuple(move._get_tax_key_for_group_add_base(line))
                if tax_key_add_base not in done_taxes:
                    if line.currency_id and line.company_currency_id and line.currency_id != line.company_currency_id:
                        amount = line.company_currency_id._convert(line.tax_base_amount, line.currency_id, line.company_id, line.date or fields.Date.today())
                    else:
                        amount = line.tax_base_amount
                    res[line.tax_line_id.tax_group_id]['base'] += amount
                    # The base should be added ONCE
                    done_taxes.add(tax_key_add_base)

            # At this point we only want to keep the taxes with a zero amount since they do not
            # generate a tax line.
            for line in move.line_ids:
                for tax in line.tax_ids.flatten_taxes_hierarchy().filtered(lambda t: t.amount == 0.0):
                    res.setdefault(tax.tax_group_id, {'base': 0.0, 'amount': 0.0})
                    res[tax.tax_group_id]['base'] += tax_balance_multiplicator * (line.amount_currency if line.currency_id else line.balance)

            res = sorted(res.items(), key=lambda l: l[0].sequence)
            move.amount_by_group = [(
                group.name, amounts['amount'],
                amounts['base'],
                formatLang(lang_env, amounts['amount'], currency_obj=move.currency_id),
                formatLang(lang_env, amounts['base'], currency_obj=move.currency_id),
                len(res),
                group.id
            ) for group, amounts in res]

    @api.model
    def _get_tax_key_for_group_add_base(self, line):
        """
        Useful for _compute_invoice_taxes_by_group
        must be consistent with _get_tax_grouping_key_from_tax_line
         @return list
        """
        return [line.tax_line_id.id]

    @api.depends('date', 'line_ids.debit', 'line_ids.credit', 'line_ids.tax_line_id', 'line_ids.tax_ids', 'line_ids.tax_tag_ids')
    def _compute_tax_lock_date_message(self):
        for move in self:
            if move._affect_tax_report() and move.company_id.tax_lock_date and move.date and move.date <= move.company_id.tax_lock_date:
                move.tax_lock_date_message = _(
                    "The accounting date is prior to the tax lock date which is set on %s. "
                    "Then, this will be moved to the next available one during the invoice validation.",
                    format_date(self.env, move.company_id.tax_lock_date))
            else:
                move.tax_lock_date_message = False

    # -------------------------------------------------------------------------
    # BUSINESS MODELS SYNCHRONIZATION
    # -------------------------------------------------------------------------

    def _synchronize_business_models(self, changed_fields):
        ''' Ensure the consistency between:
        account.payment & account.move
        account.bank.statement.line & account.move

        The idea is to call the method performing the synchronization of the business
        models regarding their related journal entries. To avoid cycling, the
        'skip_account_move_synchronization' key is used through the context.

        :param changed_fields: A set containing all modified fields on account.move.
        '''
        if self._context.get('skip_account_move_synchronization'):
            return

        self_sudo = self.sudo()
        self_sudo.payment_id._synchronize_from_moves(changed_fields)
        self_sudo.statement_line_id._synchronize_from_moves(changed_fields)

    # -------------------------------------------------------------------------
    # CONSTRAINT METHODS
    # -------------------------------------------------------------------------

    @api.constrains('name', 'journal_id', 'state')
    def _check_unique_sequence_number(self):
        moves = self.filtered(lambda move: move.state == 'posted')
        if not moves:
            return

        self.flush()

        # /!\ Computed stored fields are not yet inside the database.
        self._cr.execute('''
            SELECT move2.id, move2.name
            FROM account_move move
            INNER JOIN account_move move2 ON
                move2.name = move.name
                AND move2.journal_id = move.journal_id
                AND move2.move_type = move.move_type
                AND move2.id != move.id
            WHERE move.id IN %s AND move2.state = 'posted'
        ''', [tuple(moves.ids)])
        res = self._cr.fetchall()
        if res:
            raise ValidationError(_('Posted journal entry must have an unique sequence number per company.\n'
                                    'Problematic numbers: %s\n') % ', '.join(r[1] for r in res))

    @api.constrains('ref', 'move_type', 'partner_id', 'journal_id', 'invoice_date')
    def _check_duplicate_supplier_reference(self):
        moves = self.filtered(lambda move: move.is_purchase_document() and move.ref)
        if not moves:
            return

        self.env["account.move"].flush([
            "ref", "move_type", "invoice_date", "journal_id",
            "company_id", "partner_id", "commercial_partner_id",
        ])
        self.env["account.journal"].flush(["company_id"])
        self.env["res.partner"].flush(["commercial_partner_id"])

        # /!\ Computed stored fields are not yet inside the database.
        self._cr.execute('''
            SELECT move2.id
            FROM account_move move
            JOIN account_journal journal ON journal.id = move.journal_id
            JOIN res_partner partner ON partner.id = move.partner_id
            INNER JOIN account_move move2 ON
                move2.ref = move.ref
                AND move2.company_id = journal.company_id
                AND move2.commercial_partner_id = partner.commercial_partner_id
                AND move2.move_type = move.move_type
                AND (move.invoice_date is NULL OR move2.invoice_date = move.invoice_date)
                AND move2.id != move.id
            WHERE move.id IN %s
        ''', [tuple(moves.ids)])
        duplicated_moves = self.browse([r[0] for r in self._cr.fetchall()])
        if duplicated_moves:
            raise ValidationError(_('Duplicated vendor reference detected. You probably encoded twice the same vendor bill/credit note:\n%s') % "\n".join(
                duplicated_moves.mapped(lambda m: "%(partner)s - %(ref)s - %(date)s" % {'ref': m.ref, 'partner': m.partner_id.display_name, 'date': format_date(self.env, m.date)})
            ))

    def _check_balanced(self):
        ''' Assert the move is fully balanced debit = credit.
        An error is raised if it's not the case.
        '''
        moves = self.filtered(lambda move: move.line_ids)
        if not moves:
            return

        # /!\ As this method is called in create / write, we can't make the assumption the computed stored fields
        # are already done. Then, this query MUST NOT depend of computed stored fields (e.g. balance).
        # It happens as the ORM makes the create with the 'no_recompute' statement.
        self.env['account.move.line'].flush(self.env['account.move.line']._fields)
        self.env['account.move'].flush(['journal_id'])
        self._cr.execute('''
            SELECT line.move_id, ROUND(SUM(line.debit - line.credit), currency.decimal_places)
            FROM account_move_line line
            JOIN account_move move ON move.id = line.move_id
            JOIN account_journal journal ON journal.id = move.journal_id
            JOIN res_company company ON company.id = journal.company_id
            JOIN res_currency currency ON currency.id = company.currency_id
            WHERE line.move_id IN %s
            GROUP BY line.move_id, currency.decimal_places
            HAVING ROUND(SUM(line.debit - line.credit), currency.decimal_places) != 0.0;
        ''', [tuple(self.ids)])

        query_res = self._cr.fetchall()
        if query_res:
            ids = [res[0] for res in query_res]
            sums = [res[1] for res in query_res]
            raise UserError(_("Cannot create unbalanced journal entry. Ids: %s\nDifferences debit - credit: %s") % (ids, sums))

    def _check_fiscalyear_lock_date(self):
        for move in self:
            lock_date = move.company_id._get_user_fiscal_lock_date()
            if move.date <= lock_date:
                if self.user_has_groups('account.group_account_manager'):
                    message = _("You cannot add/modify entries prior to and inclusive of the lock date %s.", format_date(self.env, lock_date))
                else:
                    message = _("You cannot add/modify entries prior to and inclusive of the lock date %s. Check the company settings or ask someone with the 'Adviser' role", format_date(self.env, lock_date))
                raise UserError(message)
        return True

    # -------------------------------------------------------------------------
    # LOW-LEVEL METHODS
    # -------------------------------------------------------------------------

    def _move_autocomplete_invoice_lines_values(self):
        ''' This method recomputes dynamic lines on the current journal entry that include taxes, cash rounding
        and payment terms lines.
        '''
        self.ensure_one()

        line_currency = self.currency_id if self.currency_id != self.company_id.currency_id else False
        for line in self.line_ids:
            # Do something only on invoice lines.
            if line.exclude_from_invoice_tab:
                continue

            # Shortcut to load the demo data.
            # Doing line.account_id triggers a default_get(['account_id']) that could returns a result.
            # A section / note must not have an account_id set.
            if not line._cache.get('account_id') and not line.display_type and not line._origin:
                line.account_id = line._get_computed_account()
                if not line.account_id:
                    if self.is_sale_document(include_receipts=True):
                        line.account_id = self.journal_id.default_credit_account_id
                    elif self.is_purchase_document(include_receipts=True):
                        line.account_id = self.journal_id.default_debit_account_id
            if line.product_id and not line._cache.get('name'):
                line.name = line._get_computed_name()

            # Compute the account before the partner_id
            # In case account_followup is installed
            # Setting the partner will get the account_id in cache
            # If the account_id is not in cache, it will trigger the default value
            # Which is wrong in some case
            # It's better to set the account_id before the partner_id
            # Ensure related fields are well copied.
            line.partner_id = self.partner_id
            line.date = self.date
            line.recompute_tax_line = True
            line.currency_id = line_currency


        self.line_ids._onchange_price_subtotal()
        self._recompute_dynamic_lines(recompute_all_taxes=True)

        values = self._convert_to_write(self._cache)
        values.pop('invoice_line_ids', None)
        return values

    @api.model
    def _move_autocomplete_invoice_lines_create(self, vals_list):
        ''' During the create of an account.move with only 'invoice_line_ids' set and not 'line_ids', this method is called
        to auto compute accounting lines of the invoice. In that case, accounts will be retrieved and taxes, cash rounding
        and payment terms will be computed. At the end, the values will contains all accounting lines in 'line_ids'
        and the moves should be balanced.

        :param vals_list:   The list of values passed to the 'create' method.
        :return:            Modified list of values.
        '''
        new_vals_list = []
        for vals in vals_list:
            if not vals.get('invoice_line_ids'):
                new_vals_list.append(vals)
                continue
            if vals.get('line_ids'):
                vals.pop('invoice_line_ids', None)
                new_vals_list.append(vals)
                continue
            if not vals.get('move_type') and not self._context.get('default_move_type'):
                vals.pop('invoice_line_ids', None)
                new_vals_list.append(vals)
                continue
            vals['move_type'] = vals.get('move_type', self._context.get('default_move_type', 'entry'))
            if not vals['move_type'] in self.get_invoice_types(include_receipts=True):
                new_vals_list.append(vals)
                continue

            vals['line_ids'] = vals.pop('invoice_line_ids')

            if vals.get('invoice_date') and not vals.get('date'):
                vals['date'] = vals['invoice_date']

            ctx_vals = {'default_move_type': vals.get('move_type') or self._context.get('default_move_type')}
            if vals.get('journal_id'):
                ctx_vals['default_journal_id'] = vals['journal_id']
                # reorder the companies in the context so that the company of the journal
                # (which will be the company of the move) is the main one, ensuring all
                # property fields are read with the correct company
                journal_company = self.env['account.journal'].browse(vals['journal_id']).company_id
                allowed_companies = self._context.get('allowed_company_ids', journal_company.ids)
                reordered_companies = sorted(allowed_companies, key=lambda cid: cid != journal_company.id)
                ctx_vals['allowed_company_ids'] = reordered_companies
            self_ctx = self.with_context(**ctx_vals)
            new_vals = self_ctx._add_missing_default_values(vals)

            move = self_ctx.new(new_vals)
            new_vals_list.append(move._move_autocomplete_invoice_lines_values())

        return new_vals_list

    def _move_autocomplete_invoice_lines_write(self, vals):
        ''' During the write of an account.move with only 'invoice_line_ids' set and not 'line_ids', this method is called
        to auto compute accounting lines of the invoice. In that case, accounts will be retrieved and taxes, cash rounding
        and payment terms will be computed. At the end, the values will contains all accounting lines in 'line_ids'
        and the moves should be balanced.

        :param vals_list:   A python dict representing the values to write.
        :return:            True if the auto-completion did something, False otherwise.
        '''
        enable_autocomplete = 'invoice_line_ids' in vals and 'line_ids' not in vals and True or False

        if not enable_autocomplete:
            return False

        vals['line_ids'] = vals.pop('invoice_line_ids')
        for invoice in self:
            invoice_new = invoice.with_context(default_move_type=invoice.move_type, default_journal_id=invoice.journal_id.id).new(origin=invoice)
            invoice_new.update(vals)
            values = invoice_new._move_autocomplete_invoice_lines_values()
            values.pop('invoice_line_ids', None)
            invoice.write(values)
        return True

    @api.returns('self', lambda value: value.id)
    def copy(self, default=None):
        default = dict(default or {})
        if (fields.Date.to_date(default.get('date')) or self.date) <= self.company_id._get_user_fiscal_lock_date():
            default['date'] = self.company_id._get_user_fiscal_lock_date() + timedelta(days=1)
        return super(AccountMove, self).copy(default)

    @api.model_create_multi
    def create(self, vals_list):
        # OVERRIDE
        if any('state' in vals and vals.get('state') == 'posted' for vals in vals_list):
            raise UserError(_('You cannot create a move already in the posted state. Please create a draft move and post it after.'))

        vals_list = self._move_autocomplete_invoice_lines_create(vals_list)
        return super(AccountMove, self).create(vals_list)

    def write(self, vals):
        for move in self:
            if (move.restrict_mode_hash_table and move.state == "posted" and set(vals).intersection(INTEGRITY_HASH_MOVE_FIELDS)):
                raise UserError(_("You cannot edit the following fields due to restrict mode being activated on the journal: %s.") % ', '.join(INTEGRITY_HASH_MOVE_FIELDS))
            if (move.restrict_mode_hash_table and move.inalterable_hash and 'inalterable_hash' in vals) or (move.secure_sequence_number and 'secure_sequence_number' in vals):
                raise UserError(_('You cannot overwrite the values ensuring the inalterability of the accounting.'))
            if (move.posted_before and 'journal_id' in vals and move.journal_id.id != vals['journal_id']):
                raise UserError(_('You cannot edit the journal of an account move if it has been posted once.'))

            # You can't change the date of a move being inside a locked period.
            if 'date' in vals and move.date != vals['date']:
                move._check_fiscalyear_lock_date()
                move.line_ids._check_tax_lock_date()

            # You can't post subtract a move to a locked period.
            if 'state' in vals and move.state == 'posted' and vals['state'] != 'posted':
                move._check_fiscalyear_lock_date()
                move.line_ids._check_tax_lock_date()

            if move.journal_id.sequence_override_regex and vals.get('name') and vals['name'] != '/' and not re.match(move.journal_id.sequence_override_regex, vals['name']):
                if not self.env.user.has_group('account.group_account_manager'):
                    raise UserError(_('The Journal Entry sequence is not conform to the current format. Only the Advisor can change it.'))
                move.journal_id.sequence_override_regex = False

        if self._move_autocomplete_invoice_lines_write(vals):
            res = True
        else:
            vals.pop('invoice_line_ids', None)
            res = super(AccountMove, self.with_context(check_move_validity=False, skip_account_move_synchronization=True)).write(vals)

        # You can't change the date of a not-locked move to a locked period.
        # You can't post a new journal entry inside a locked period.
        if 'date' in vals or 'state' in vals:
            self._check_fiscalyear_lock_date()
            self.mapped('line_ids')._check_tax_lock_date()

        if ('state' in vals and vals.get('state') == 'posted'):
            for move in self.filtered(lambda m: m.restrict_mode_hash_table and not(m.secure_sequence_number or m.inalterable_hash)):
                new_number = move.journal_id.secure_sequence_id.next_by_id()
                vals_hashing = {'secure_sequence_number': new_number,
                                'inalterable_hash': move._get_new_hash(new_number)}
                res |= super(AccountMove, move).write(vals_hashing)

        # Ensure the move is still well balanced.
        if 'line_ids' in vals and self._context.get('check_move_validity', True):
            self._check_balanced()

        self._synchronize_business_models(set(vals.keys()))

        return res

    def unlink(self):
        for move in self:
            if move.posted_before and not self._context.get('force_delete'):
                raise UserError(_("You cannot delete an entry which has been posted once."))
        self.line_ids.unlink()
        return super(AccountMove, self).unlink()

    @api.depends('name', 'state')
    def name_get(self):
        result = []
        for move in self:
            if self._context.get('name_groupby'):
                name = '**%s**, %s' % (format_date(self.env, move.date), move._get_move_display_name())
                if move.ref:
                    name += '     (%s)' % move.ref
                if move.partner_id.name:
                    name += ' - %s' % move.partner_id.name
            else:
                name = move._get_move_display_name(show_ref=True)
            result.append((move.id, name))
        return result

    def _creation_subtype(self):
        # OVERRIDE
        if self.move_type in ('out_invoice', 'out_refund', 'out_receipt'):
            return self.env.ref('account.mt_invoice_created')
        else:
            return super(AccountMove, self)._creation_subtype()

    def _track_subtype(self, init_values):
        # OVERRIDE to add custom subtype depending of the state.
        self.ensure_one()

        if not self.is_invoice(include_receipts=True):
            return super(AccountMove, self)._track_subtype(init_values)

        if 'payment_state' in init_values and self.payment_state == 'paid':
            return self.env.ref('account.mt_invoice_paid')
        elif 'state' in init_values and self.state == 'posted' and self.is_sale_document(include_receipts=True):
            return self.env.ref('account.mt_invoice_validated')
        return super(AccountMove, self)._track_subtype(init_values)

    def _get_creation_message(self):
        # OVERRIDE
        if not self.is_invoice(include_receipts=True):
            return super()._get_creation_message()
        return {
            'out_invoice': _('Invoice Created'),
            'out_refund': _('Refund Created'),
            'in_invoice': _('Vendor Bill Created'),
            'in_refund': _('Credit Note Created'),
            'out_receipt': _('Sales Receipt Created'),
            'in_receipt': _('Purchase Receipt Created'),
        }[self.move_type]

    # -------------------------------------------------------------------------
    # RECONCILIATION METHODS
    # -------------------------------------------------------------------------

    def _collect_tax_cash_basis_values(self):
        ''' Collect all information needed to create the tax cash basis journal entries:
        - Determine if a tax cash basis journal entry is needed.
        - Compute the lines to be processed and the amounts needed to compute a percentage.
        :return: A dictionary:
            * move:                     The current account.move record passed as parameter.
            * to_process_lines:         An account.move.line recordset being not exigible on the tax report.
            * currency:                 The currency on which the percentage has been computed.
            * total_balance:            sum(payment_term_lines.mapped('balance').
            * total_residual:           sum(payment_term_lines.mapped('amount_residual').
            * total_amount_currency:    sum(payment_term_lines.mapped('amount_currency').
            * total_residual_currency:  sum(payment_term_lines.mapped('amount_residual_currency').
            * is_fully_paid:            A flag indicating the current move is now fully paid.
        '''
        self.ensure_one()

        values = {
            'move': self,
            'to_process_lines': self.env['account.move.line'],
            'payment_term_lines': self.env['account.move.line'],
            'total_balance': 0.0,
            'total_residual': 0.0,
            'total_amount_currency': 0.0,
            'total_residual_currency': 0.0,
        }

        currencies = set()
        has_term_lines = False
        for line in self.line_ids:
            if line.account_internal_type in ('receivable', 'payable'):
                sign = 1 if line.balance > 0.0 else -1

                currencies.add(line.currency_id or line.company_currency_id)
                has_term_lines = True
                values['total_balance'] += sign * line.balance
                values['total_residual'] += sign * line.amount_residual
                values['total_amount_currency'] += sign * line.amount_currency
                values['total_residual_currency'] += sign * line.amount_residual_currency

            elif not line.tax_exigible:

                values['to_process_lines'] += line
                currencies.add(line.currency_id or line.company_currency_id)

        if not values['to_process_lines'] or not has_term_lines:
            return None

        # Compute the currency on which made the percentage.
        if len(currencies) == 1:
            values['currency'] = list(currencies)[0]
        else:
            # Don't support the case where there is multiple involved currencies.
            return None

        if len(values['payment_term_lines'].account_id) > 1:
            # Don't support the case where there is multiple involved receivable/payable accounts.
            # It could lead to some weird situation regarding the cash basis exchange difference
            # journal items.
            return None

        # Determine is the move is now fully paid.
        if values['currency'] == self.company_id.currency_id:
            values['is_fully_paid'] = values['currency'].is_zero(values['total_residual'])
        else:
            values['is_fully_paid'] = values['currency'].is_zero(values['total_residual_currency'])

        return values

    # -------------------------------------------------------------------------
    # BUSINESS METHODS
    # -------------------------------------------------------------------------

    @api.model
    def get_invoice_types(self, include_receipts=False):
        return ['out_invoice', 'out_refund', 'in_refund', 'in_invoice'] + (include_receipts and ['out_receipt', 'in_receipt'] or [])

    def is_invoice(self, include_receipts=False):
        return self.move_type in self.get_invoice_types(include_receipts)

    @api.model
    def get_sale_types(self, include_receipts=False):
        return ['out_invoice', 'out_refund'] + (include_receipts and ['out_receipt'] or [])

    def is_sale_document(self, include_receipts=False):
        return self.move_type in self.get_sale_types(include_receipts)

    @api.model
    def get_purchase_types(self, include_receipts=False):
        return ['in_invoice', 'in_refund'] + (include_receipts and ['in_receipt'] or [])

    def is_purchase_document(self, include_receipts=False):
        return self.move_type in self.get_purchase_types(include_receipts)

    @api.model
    def get_inbound_types(self, include_receipts=True):
        return ['out_invoice', 'in_refund'] + (include_receipts and ['out_receipt'] or [])

    def is_inbound(self, include_receipts=True):
        return self.move_type in self.get_inbound_types(include_receipts)

    @api.model
    def get_outbound_types(self, include_receipts=True):
        return ['in_invoice', 'out_refund'] + (include_receipts and ['in_receipt'] or [])

    def is_outbound(self, include_receipts=True):
        return self.move_type in self.get_outbound_types(include_receipts)

    def _affect_tax_report(self):
        return any(line._affect_tax_report() for line in self.line_ids)

    def _get_invoice_reference_euro_invoice(self):
        """ This computes the reference based on the RF Creditor Reference.
            The data of the reference is the database id number of the invoice.
            For instance, if an invoice is issued with id 43, the check number
            is 07 so the reference will be 'RF07 43'.
        """
        self.ensure_one()
        base = self.id
        check_digits = calc_check_digits('{}RF'.format(base))
        reference = 'RF{} {}'.format(check_digits, " ".join(["".join(x) for x in zip_longest(*[iter(str(base))]*4, fillvalue="")]))
        return reference

    def _get_invoice_reference_euro_partner(self):
        """ This computes the reference based on the RF Creditor Reference.
            The data of the reference is the user defined reference of the
            partner or the database id number of the parter.
            For instance, if an invoice is issued for the partner with internal
            reference 'food buyer 654', the digits will be extracted and used as
            the data. This will lead to a check number equal to 00 and the
            reference will be 'RF00 654'.
            If no reference is set for the partner, its id in the database will
            be used.
        """
        self.ensure_one()
        partner_ref = self.partner_id.ref
        partner_ref_nr = re.sub('\D', '', partner_ref or '')[-21:] or str(self.partner_id.id)[-21:]
        partner_ref_nr = partner_ref_nr[-21:]
        check_digits = calc_check_digits('{}RF'.format(partner_ref_nr))
        reference = 'RF{} {}'.format(check_digits, " ".join(["".join(x) for x in zip_longest(*[iter(partner_ref_nr)]*4, fillvalue="")]))
        return reference

    def _get_invoice_reference_odoo_invoice(self):
        """ This computes the reference based on the Odoo format.
            We simply return the number of the invoice, defined on the journal
            sequence.
        """
        self.ensure_one()
        return self.name

    def _get_invoice_reference_odoo_partner(self):
        """ This computes the reference based on the Odoo format.
            The data used is the reference set on the partner or its database
            id otherwise. For instance if the reference of the customer is
            'dumb customer 97', the reference will be 'CUST/dumb customer 97'.
        """
        ref = self.partner_id.ref or str(self.partner_id.id)
        prefix = _('CUST')
        return '%s/%s' % (prefix, ref)

    def _get_invoice_computed_reference(self):
        self.ensure_one()
        if self.journal_id.invoice_reference_type == 'none':
            return ''
        else:
            ref_function = getattr(self, '_get_invoice_reference_{}_{}'.format(self.journal_id.invoice_reference_model, self.journal_id.invoice_reference_type))
            if ref_function:
                return ref_function()
            else:
                raise UserError(_('The combination of reference model and reference type on the journal is not implemented'))

    def _get_move_display_name(self, show_ref=False):
        ''' Helper to get the display name of an invoice depending of its type.
        :param show_ref:    A flag indicating of the display name must include or not the journal entry reference.
        :return:            A string representing the invoice.
        '''
        self.ensure_one()
        draft_name = ''
        if self.state == 'draft':
            draft_name += {
                'out_invoice': _('Draft Invoice'),
                'out_refund': _('Draft Credit Note'),
                'in_invoice': _('Draft Bill'),
                'in_refund': _('Draft Vendor Credit Note'),
                'out_receipt': _('Draft Sales Receipt'),
                'in_receipt': _('Draft Purchase Receipt'),
                'entry': _('Draft Entry'),
            }[self.move_type]
            if not self.name or self.name == '/':
                draft_name += ' (* %s)' % str(self.id)
            else:
                draft_name += ' ' + self.name
        return (draft_name or self.name) + (show_ref and self.ref and ' (%s%s)' % (self.ref[:50], '...' if len(self.ref) > 50 else '') or '')

    def _get_invoice_delivery_partner_id(self):
        ''' Hook allowing to retrieve the right delivery address depending of installed modules.
        :return: A res.partner record's id representing the delivery address.
        '''
        self.ensure_one()
        return self.partner_id.address_get(['delivery'])['delivery']

    def _get_reconciled_payments(self):
        """Helper used to retrieve the reconciled payments on this journal entry"""
        reconciled_lines = self.line_ids.filtered(lambda line: line.account_id.user_type_id.type in ('receivable', 'payable'))
        reconciled_amls = reconciled_lines.mapped('matched_debit_ids.debit_move_id') + \
                          reconciled_lines.mapped('matched_credit_ids.credit_move_id')
        return reconciled_amls.move_id.payment_id

    def _get_reconciled_statement_lines(self):
        """Helper used to retrieve the reconciled payments on this journal entry"""
        reconciled_lines = self.line_ids.filtered(lambda line: line.account_id.user_type_id.type in ('receivable', 'payable'))
        reconciled_amls = reconciled_lines.mapped('matched_debit_ids.debit_move_id') + \
                          reconciled_lines.mapped('matched_credit_ids.credit_move_id')
        return reconciled_amls.move_id.statement_line_id

    def _get_reconciled_invoices(self):
        """Helper used to retrieve the reconciled payments on this journal entry"""
        reconciled_lines = self.line_ids.filtered(lambda line: line.account_id.user_type_id.type in ('receivable', 'payable'))
        reconciled_amls = reconciled_lines.mapped('matched_debit_ids.debit_move_id') + \
                          reconciled_lines.mapped('matched_credit_ids.credit_move_id')
        return reconciled_amls.move_id.filtered(lambda move: move.is_invoice(include_receipts=True))

    def _get_reconciled_invoices_partials(self):
        ''' Helper to retrieve the details about reconciled invoices.
        :return A list of tuple (partial, amount, invoice_line).
        '''
        self.ensure_one()
        pay_term_lines = self.line_ids\
            .filtered(lambda line: line.account_internal_type in ('receivable', 'payable'))
        invoice_partials = []

        for partial in pay_term_lines.matched_debit_ids:
            invoice_partials.append((partial, partial.credit_amount_currency, partial.debit_move_id))
        for partial in pay_term_lines.matched_credit_ids:
            invoice_partials.append((partial, partial.debit_amount_currency, partial.credit_move_id))
        return invoice_partials

    def _reverse_move_vals(self, default_values, cancel=True):
        ''' Reverse values passed as parameter being the copied values of the original journal entry.
        For example, debit / credit must be switched. The tax lines must be edited in case of refunds.

        :param default_values:  A copy_date of the original journal entry.
        :param cancel:          A flag indicating the reverse is made to cancel the original journal entry.
        :return:                The updated default_values.
        '''
        self.ensure_one()

        def compute_tax_repartition_lines_mapping(move_vals):
            ''' Computes and returns a mapping between the current repartition lines to the new expected one.
            :param move_vals:   The newly created invoice as a python dictionary to be passed to the 'create' method.
            :return:            A map invoice_repartition_line => refund_repartition_line.
            '''
            # invoice_repartition_line => refund_repartition_line
            mapping = {}

            # Do nothing if the move is not a credit note.
            if move_vals['move_type'] not in ('out_refund', 'in_refund'):
                return mapping

            for line_command in move_vals.get('line_ids', []):
                line_vals = line_command[2]  # (0, 0, {...})

                if line_vals.get('tax_ids') and line_vals['tax_ids'][0][2]:
                    # Base line.
                    tax_ids = line_vals['tax_ids'][0][2]
                elif line_vals.get('tax_line_id'):
                    # Tax line.
                    tax_ids = [line_vals['tax_line_id']]
                else:
                    continue

                for tax in self.env['account.tax'].browse(tax_ids).flatten_taxes_hierarchy():
                    for inv_rep_line, ref_rep_line in zip(tax.invoice_repartition_line_ids, tax.refund_repartition_line_ids):
                        mapping[inv_rep_line] = ref_rep_line
            return mapping

        move_vals = self.with_context(include_business_fields=True).copy_data(default=default_values)[0]

        tax_repartition_lines_mapping = compute_tax_repartition_lines_mapping(move_vals)

        for line_command in move_vals.get('line_ids', []):
            line_vals = line_command[2]  # (0, 0, {...})

            # ==== Inverse debit / credit / amount_currency ====
            amount_currency = -line_vals.get('amount_currency', 0.0)
            balance = line_vals['credit'] - line_vals['debit']

            line_vals.update({
                'amount_currency': amount_currency,
                'debit': balance > 0.0 and balance or 0.0,
                'credit': balance < 0.0 and -balance or 0.0,
            })

            if move_vals['move_type'] not in ('out_refund', 'in_refund'):
                continue

            # ==== Map tax repartition lines ====
            if line_vals.get('tax_ids') and line_vals['tax_ids'][0][2]:
                # Base line.
                taxes = self.env['account.tax'].browse(line_vals['tax_ids'][0][2]).flatten_taxes_hierarchy()
                invoice_repartition_lines = taxes\
                    .mapped('invoice_repartition_line_ids')\
                    .filtered(lambda line: line.repartition_type == 'base')
                refund_repartition_lines = invoice_repartition_lines\
                    .mapped(lambda line: tax_repartition_lines_mapping[line])

                line_vals['tax_tag_ids'] = [(6, 0, refund_repartition_lines.mapped('tag_ids').ids)]
            elif line_vals.get('tax_repartition_line_id'):
                # Tax line.
                invoice_repartition_line = self.env['account.tax.repartition.line'].browse(line_vals['tax_repartition_line_id'])
                refund_repartition_line = tax_repartition_lines_mapping[invoice_repartition_line]

                # Find the right account.
                account_id = self.env['account.move.line']._get_default_tax_account(refund_repartition_line).id
                if not account_id:
                    if not invoice_repartition_line.account_id:
                        # Keep the current account as the current one comes from the base line.
                        account_id = line_vals['account_id']
                    else:
                        tax = invoice_repartition_line.invoice_tax_id
                        base_line = self.line_ids.filtered(lambda line: tax in line.tax_ids.flatten_taxes_hierarchy())[0]
                        account_id = base_line.account_id.id

                line_vals.update({
                    'tax_repartition_line_id': refund_repartition_line.id,
                    'account_id': account_id,
                    'tax_tag_ids': [(6, 0, refund_repartition_line.tag_ids.ids)],
                })
        return move_vals

    def _reverse_moves(self, default_values_list=None, cancel=False):
        ''' Reverse a recordset of account.move.
        If cancel parameter is true, the reconcilable or liquidity lines
        of each original move will be reconciled with its reverse's.

        :param default_values_list: A list of default values to consider per move.
                                    ('type' & 'reversed_entry_id' are computed in the method).
        :return:                    An account.move recordset, reverse of the current self.
        '''
        if not default_values_list:
            default_values_list = [{} for move in self]

        if cancel:
            lines = self.mapped('line_ids')
            # Avoid maximum recursion depth.
            if lines:
                lines.remove_move_reconcile()

        reverse_type_map = {
            'entry': 'entry',
            'out_invoice': 'out_refund',
            'out_refund': 'entry',
            'in_invoice': 'in_refund',
            'in_refund': 'entry',
            'out_receipt': 'entry',
            'in_receipt': 'entry',
        }

        move_vals_list = []
        for move, default_values in zip(self, default_values_list):
            default_values.update({
                'move_type': reverse_type_map[move.move_type],
                'reversed_entry_id': move.id,
            })
            move_vals_list.append(move._reverse_move_vals(default_values, cancel=cancel))

        reverse_moves = self.env['account.move'].create(move_vals_list)
        for move, reverse_move in zip(self, reverse_moves.with_context(check_move_validity=False)):
            # Update amount_currency if the date has changed.
            if move.date != reverse_move.date:
                for line in reverse_move.line_ids:
                    if line.currency_id:
                        line._onchange_currency()
            reverse_move._recompute_dynamic_lines(recompute_all_taxes=False)
        reverse_moves._check_balanced()

        # Reconcile moves together to cancel the previous one.
        if cancel:
            reverse_moves.with_context(move_reverse_cancel=cancel).post()
            for move, reverse_move in zip(self, reverse_moves):
                accounts = move.mapped('line_ids.account_id') \
                    .filtered(lambda account: account.reconcile or account.internal_type == 'liquidity')
                for account in accounts:
                    (move.line_ids + reverse_move.line_ids)\
                        .filtered(lambda line: line.account_id == account and line.balance)\
                        .reconcile()

        return reverse_moves

    def open_reconcile_view(self):
        return self.line_ids.open_reconcile_view()

    @api.model
    def message_new(self, msg_dict, custom_values=None):
        # OVERRIDE
        # Add custom behavior when receiving a new invoice through the mail's gateway.
        if (custom_values or {}).get('move_type', 'entry') not in ('out_invoice', 'in_invoice'):
            return super().message_new(msg_dict, custom_values=custom_values)

        def is_internal_partner(partner):
            # Helper to know if the partner is an internal one.
            return partner.user_ids and all(user.has_group('base.group_user') for user in partner.user_ids)

        # Search for partners in copy.
        cc_mail_addresses = email_split(msg_dict.get('cc', ''))
        followers = [partner for partner in self._mail_find_partner_from_emails(cc_mail_addresses) if partner]

        # Search for partner that sent the mail.
        from_mail_addresses = email_split(msg_dict.get('from', ''))
        senders = partners = [partner for partner in self._mail_find_partner_from_emails(from_mail_addresses) if partner]

        # Search for partners using the user.
        if not senders:
            senders = partners = list(self._mail_search_on_user(from_mail_addresses))

        if partners:
            # Check we are not in the case when an internal user forwarded the mail manually.
            if is_internal_partner(partners[0]):
                # Search for partners in the mail's body.
                body_mail_addresses = set(email_re.findall(msg_dict.get('body')))
                partners = [partner for partner in self._mail_find_partner_from_emails(body_mail_addresses) if not is_internal_partner(partner)]

        # Little hack: Inject the mail's subject in the body.
        if msg_dict.get('subject') and msg_dict.get('body'):
            msg_dict['body'] = '<div><div><h3>%s</h3></div>%s</div>' % (msg_dict['subject'], msg_dict['body'])

        # Create the invoice.
        values = {
            'invoice_source_email': from_mail_addresses[0],
            'partner_id': partners and partners[0].id or False,
        }
        move_ctx = self.with_context(default_move_type=custom_values['move_type'], default_journal_id=custom_values['journal_id'])
        move = super(AccountMove, move_ctx).message_new(msg_dict, custom_values=values)

        # Assign followers.
        all_followers_ids = set(partner.id for partner in followers + senders + partners if is_internal_partner(partner))
        move.message_subscribe(list(all_followers_ids))
        return move

    def post(self):
        # `user_has_group` won't be bypassed by `sudo()` since it doesn't change the user anymore.
        if not self.env.su and not self.env.user.has_group('account.group_account_invoice'):
            raise AccessError(_("You don't have the access rights to post an invoice."))
        for move in self:
            if not move.line_ids.filtered(lambda line: not line.display_type):
                raise UserError(_('You need to add a line before posting.'))
            if move.auto_post and move.date > fields.Date.today():
                date_msg = move.date.strftime(get_lang(self.env).date_format)
                raise UserError(_("This move is configured to be auto-posted on %s", date_msg))

            if not move.partner_id:
                if move.is_sale_document():
                    raise UserError(_("The field 'Customer' is required, please complete it to validate the Customer Invoice."))
                elif move.is_purchase_document():
                    raise UserError(_("The field 'Vendor' is required, please complete it to validate the Vendor Bill."))

            if move.is_invoice(include_receipts=True) and float_compare(move.amount_total, 0.0, precision_rounding=move.currency_id.rounding) < 0:
                raise UserError(_("You cannot validate an invoice with a negative total amount. You should create a credit note instead. Use the action menu to transform it into a credit note or refund."))

            # Handle case when the invoice_date is not set. In that case, the invoice_date is set at today and then,
            # lines are recomputed accordingly.
            # /!\ 'check_move_validity' must be there since the dynamic lines will be recomputed outside the 'onchange'
            # environment.
            if not move.invoice_date and move.is_invoice(include_receipts=True):
                move.invoice_date = fields.Date.context_today(self)
                move.with_context(check_move_validity=False)._onchange_invoice_date()

            # When the accounting date is prior to the tax lock date, move it automatically to the next available date.
            # /!\ 'check_move_validity' must be there since the dynamic lines will be recomputed outside the 'onchange'
            # environment.
            if (move.company_id.tax_lock_date and move.date <= move.company_id.tax_lock_date) and (move.line_ids.tax_ids or move.line_ids.tax_tag_ids):
                move.date = move.company_id.tax_lock_date + timedelta(days=1)
                move.with_context(check_move_validity=False)._onchange_currency()

        # Create the analytic lines in batch is faster as it leads to less cache invalidation.
        self.mapped('line_ids').create_analytic_lines()
        self.write({
            'state': 'posted',
            'posted_before': True,
        })

        for move in self:
            if move.auto_post and move.date > fields.Date.today():
                raise UserError(_("This move is configured to be auto-posted on %s", move.date.strftime(get_lang(self.env).date_format)))

            move.message_subscribe([p.id for p in [move.partner_id] if p not in move.sudo().message_partner_ids])

            # Compute 'ref' for 'out_invoice'.
            if move._auto_compute_invoice_reference():
                to_write = {
                    'payment_reference': move._get_invoice_computed_reference(),
                    'line_ids': []
                }
                for line in move.line_ids.filtered(lambda line: line.account_id.user_type_id.type in ('receivable', 'payable')):
                    to_write['line_ids'].append((1, line.id, {'name': to_write['payment_reference']}))
                move.write(to_write)

        for move in self:
            if move.is_sale_document() \
                    and move.journal_id.sale_activity_type_id \
                    and (move.journal_id.sale_activity_user_id or move.invoice_user_id).id not in (self.env.ref('base.user_root').id, False):
                move.activity_schedule(
                    date_deadline=min((date for date in move.line_ids.mapped('date_maturity') if date), default=move.date),
                    activity_type_id=move.journal_id.sale_activity_type_id.id,
                    summary=move.journal_id.sale_activity_note,
                    user_id=move.journal_id.sale_activity_user_id.id or move.invoice_user_id.id,
                )

        for move in self:
            if move.is_sale_document():
                move.partner_id._increase_rank('customer_rank')
            elif move.is_purchase_document():
                move.partner_id._increase_rank('supplier_rank')

        # Trigger action for paid invoices in amount is zero
        self.filtered(
            lambda m: m.is_invoice(include_receipts=True) and m.currency_id.is_zero(m.amount_total)
        ).action_invoice_paid()

        # Force balance check since nothing prevents another module to create an incorrect entry.
        # This is performed at the very end to avoid flushing fields before the whole processing.
        self._check_balanced()

    def _auto_compute_invoice_reference(self):
        ''' Hook to be overridden to set custom conditions for auto-computed invoice references.
            :return True if the move should get a auto-computed reference else False
            :rtype bool
        '''
        self.ensure_one()
        return self.move_type == 'out_invoice' and not self.payment_reference

    def action_reverse(self):
        action = self.env.ref('account.action_view_account_move_reversal').read()[0]

        if self.is_invoice():
            action['name'] = _('Credit Note')

        return action

    def action_post(self):
        return self.post()

    def js_assign_outstanding_line(self, line_id):
        ''' Called by the 'payment' widget to reconcile a suggested journal item to the present
        invoice.

        :param line_id: The id of the line to reconcile with the current invoice.
        '''
        self.ensure_one()
        lines = self.env['account.move.line'].browse(line_id)
        lines += self.line_ids.filtered(lambda line: line.account_id == lines[0].account_id and not line.reconciled)
        return lines.reconcile()

    def js_remove_outstanding_partial(self, partial_id):
        ''' Called by the 'payment' widget to remove a reconciled entry to the present invoice.

        :param partial_id: The id of an existing partial reconciled with the current invoice.
        '''
        self.ensure_one()
        partial = self.env['account.partial.reconcile'].browse(partial_id)
        return partial.unlink()

    def button_draft(self):
        AccountMoveLine = self.env['account.move.line']
        excluded_move_ids = []

        if self._context.get('suspense_moves_mode'):
            excluded_move_ids = AccountMoveLine.search(AccountMoveLine._get_suspense_moves_domain() + [('move_id', 'in', self.ids)]).mapped('move_id').ids

        for move in self:
            if move in move.line_ids.mapped('full_reconcile_id.exchange_move_id'):
                raise UserError(_('You cannot reset to draft an exchange difference journal entry.'))
            if move.tax_cash_basis_rec_id:
                raise UserError(_('You cannot reset to draft a tax cash basis journal entry.'))
            if move.restrict_mode_hash_table and move.state == 'posted' and move.id not in excluded_move_ids:
                raise UserError(_('You cannot modify a posted entry of this journal because it is in strict mode.'))
            # We remove all the analytics entries for this journal
            move.mapped('line_ids.analytic_line_ids').unlink()

        self.mapped('line_ids').remove_move_reconcile()
        self.write({'state': 'draft', 'is_move_sent': False})

    def button_cancel(self):
        self.write({'auto_post': False, 'state': 'cancel'})

    def action_invoice_sent(self):
        """ Open a window to compose an email, with the edi invoice template
            message loaded by default
        """
        self.ensure_one()
        template = self.env.ref('account.email_template_edi_invoice', raise_if_not_found=False)
        lang = False
        if template:
            lang = template._render_lang(self.ids)[self.id]
        if not lang:
            lang = get_lang(self.env).code
        compose_form = self.env.ref('account.account_invoice_send_wizard_form', raise_if_not_found=False)
        ctx = dict(
            default_model='account.move',
            default_res_id=self.id,
            default_use_template=bool(template),
            default_template_id=template and template.id or False,
            default_composition_mode='comment',
            mark_invoice_as_sent=True,
            custom_layout="mail.mail_notification_paynow",
            model_description=self.with_context(lang=lang).type_name,
            force_email=True
        )
        return {
            'name': _('Send Invoice'),
            'type': 'ir.actions.act_window',
            'view_type': 'form',
            'view_mode': 'form',
            'res_model': 'account.invoice.send',
            'views': [(compose_form.id, 'form')],
            'view_id': compose_form.id,
            'target': 'new',
            'context': ctx,
        }

    def _get_new_hash(self, secure_seq_number):
        """ Returns the hash to write on journal entries when they get posted"""
        self.ensure_one()
        #get the only one exact previous move in the securisation sequence
        prev_move = self.search([('state', '=', 'posted'),
                                 ('company_id', '=', self.company_id.id),
                                 ('journal_id', '=', self.journal_id.id),
                                 ('secure_sequence_number', '!=', 0),
                                 ('secure_sequence_number', '=', int(secure_seq_number) - 1)])
        if prev_move and len(prev_move) != 1:
            raise UserError(
               _('An error occured when computing the inalterability. Impossible to get the unique previous posted journal entry.'))

        #build and return the hash
        return self._compute_hash(prev_move.inalterable_hash if prev_move else u'')

    def _compute_hash(self, previous_hash):
        """ Computes the hash of the browse_record given as self, based on the hash
        of the previous record in the company's securisation sequence given as parameter"""
        self.ensure_one()
        hash_string = sha256((previous_hash + self.string_to_hash).encode('utf-8'))
        return hash_string.hexdigest()

    def _compute_string_to_hash(self):
        def _getattrstring(obj, field_str):
            field_value = obj[field_str]
            if obj._fields[field_str].type == 'many2one':
                field_value = field_value.id
            return str(field_value)

        for move in self:
            values = {}
            for field in INTEGRITY_HASH_MOVE_FIELDS:
                values[field] = _getattrstring(move, field)

            for line in move.line_ids:
                for field in INTEGRITY_HASH_LINE_FIELDS:
                    k = 'line_%d_%s' % (line.id, field)
                    values[k] = _getattrstring(line, field)
            #make the json serialization canonical
            #  (https://tools.ietf.org/html/draft-staykov-hu-json-canonical-form-00)
            move.string_to_hash = dumps(values, sort_keys=True,
                                                ensure_ascii=True, indent=None,
                                                separators=(',',':'))

    def action_invoice_print(self):
        """ Print the invoice and mark it as sent, so that we can see more
            easily the next step of the workflow
        """
        if any(not move.is_invoice(include_receipts=True) for move in self):
            raise UserError(_("Only invoices could be printed."))

        self.filtered(lambda inv: not inv.is_move_sent).write({'is_move_sent': True})
        if self.user_has_groups('account.group_account_invoice'):
            return self.env.ref('account.account_invoices').report_action(self)
        else:
            return self.env.ref('account.account_invoices_without_payment').report_action(self)

    def action_invoice_paid(self):
        ''' Hook to be overrided called when the invoice moves to the paid state. '''
        pass

    def action_register_payment(self):
        ''' Open the account.payment.register wizard to pay the selected journal entries.
        :return: An action opening the account.payment.register wizard.
        '''
        return {
            'name': _('Register Payment'),
            'res_model': 'account.payment.register',
            'view_mode': 'form',
            'context': {
                'active_model': 'account.move',
                'active_ids': self.ids,
            },
            'target': 'new',
            'type': 'ir.actions.act_window',
        }

    def action_switch_invoice_into_refund_credit_note(self):
        if any(move.move_type not in ('in_invoice', 'out_invoice') for move in self):
            raise ValidationError(_("This action isn't available for this document."))

        for move in self:
            reversed_move = move._reverse_move_vals({}, False)
            new_invoice_line_ids = []
            for cmd, virtualid, line_vals in reversed_move['line_ids']:
                if not line_vals['exclude_from_invoice_tab']:
                    new_invoice_line_ids.append((0, 0,line_vals))
            if move.amount_total < 0:
                # Inverse all invoice_line_ids
                for cmd, virtualid, line_vals in new_invoice_line_ids:
                    line_vals.update({
                        'quantity' : -line_vals['quantity'],
                        'amount_currency' : -line_vals['amount_currency'],
                        'debit' : line_vals['credit'],
                        'credit' : line_vals['debit']
                    })
            move.write({
                'move_type': move.move_type.replace('invoice', 'refund'),
                'invoice_line_ids' : [(5, 0, 0)],
                'partner_bank_id': False,
            })
            move.write({'invoice_line_ids' : new_invoice_line_ids})

    def _get_report_base_filename(self):
        if any(not move.is_invoice() for move in self):
            raise UserError(_("Only invoices could be printed."))
        return self._get_move_display_name()

    def preview_invoice(self):
        self.ensure_one()
        return {
            'type': 'ir.actions.act_url',
            'target': 'self',
            'url': self.get_portal_url(),
        }

    def _compute_access_url(self):
        super(AccountMove, self)._compute_access_url()
        for move in self.filtered(lambda move: move.is_invoice()):
            move.access_url = '/my/invoices/%s' % (move.id)

    @api.depends('line_ids')
    def _compute_has_reconciled_entries(self):
        for move in self:
            move.has_reconciled_entries = len(move.line_ids._reconciled_lines()) > 1

    def action_view_reverse_entry(self):
        self.ensure_one()

        # Create action.
        action = {
            'name': _('Reverse Moves'),
            'type': 'ir.actions.act_window',
            'res_model': 'account.move',
        }
        reverse_entries = self.env['account.move'].search([('reversed_entry_id', '=', self.id)])
        if len(reverse_entries) == 1:
            action.update({
                'view_mode': 'form',
                'res_id': reverse_entries.id,
            })
        else:
            action.update({
                'view_mode': 'tree',
                'domain': [('id', 'in', reverse_entries.ids)],
            })
        return action

    @api.model
    def _autopost_draft_entries(self):
        ''' This method is called from a cron job.
        It is used to post entries such as those created by the module
        account_asset.
        '''
        records = self.search([
            ('state', '=', 'draft'),
            ('date', '<=', fields.Date.today()),
            ('auto_post', '=', True),
        ])
        records.post()

    # offer the possibility to duplicate thanks to a button instead of a hidden menu, which is more visible
    def action_duplicate(self):
        self.ensure_one()
        action = self.env.ref('account.action_move_journal_line').read()[0]
        action['context'] = dict(self.env.context)
        action['context']['form_view_initial_mode'] = 'edit'
        action['context']['view_no_maturity'] = False
        action['views'] = [(self.env.ref('account.view_move_form').id, 'form')]
        action['res_id'] = self.copy().id
        return action

    @api.model
    def _move_dict_to_preview_vals(self, move_vals, currency_id=None):
        preview_vals = {
            'group_name': "%s, %s" % (format_date(self.env, move_vals['date']) or _('[Not set]'), move_vals['ref']),
            'items_vals': move_vals['line_ids'],
        }
        for line in preview_vals['items_vals']:
            if 'partner_id' in line[2]:
                line[2]['partner_id'] = self.env['res.partner'].browse(line[2]['partner_id']).display_name
            line[2]['account_id'] = self.env['account.account'].browse(line[2]['account_id']).display_name or _('Destination Account')
            line[2]['debit'] = currency_id and formatLang(self.env, line[2]['debit'], currency_obj=currency_id) or line[2]['debit']
            line[2]['credit'] = currency_id and formatLang(self.env, line[2]['credit'], currency_obj=currency_id) or line[2]['debit']
        return preview_vals

    def generate_qr_code(self):
        """ Generates and returns a QR-code generation URL for this invoice,
        raising an error message if something is misconfigured.

        The chosen QR generation method is the one set in qr_method field if there is one,
        or the first eligible one found. If this search had to be performed and
        and eligible method was found, qr_method field is set to this method before
        returning the URL. If no eligible QR method could be found, we return None.
        """
        self.ensure_one()

        if not self.is_invoice():
            raise UserError(_("QR-codes can only be generated for invoice entries."))

        qr_code_method = self.qr_code_method
        if qr_code_method:
            # If the user set a qr code generator manually, we check that we can use it
            if not self.partner_bank_id._eligible_for_qr_code(self.qr_code_method, self.partner_id, self.currency_id):
                raise UserError(_("The chosen QR-code type is not eligible for this invoice."))
        else:
            # Else we find one that's eligible and assign it to the invoice
            for candidate_method, candidate_name in self.env['res.partner.bank'].get_available_qr_methods_in_sequence():
                if self.partner_bank_id._eligible_for_qr_code(candidate_method, self.partner_id, self.currency_id):
                    qr_code_method = candidate_method
                    break

        if not qr_code_method:
            # No eligible method could be found; we can't generate the QR-code
            return None

        unstruct_ref = self.ref if self.ref else self.name
        rslt = self.partner_bank_id.build_qr_code_url(self.amount_residual, unstruct_ref, self.payment_reference, self.currency_id, self.partner_id, qr_code_method, silent_errors=False)

        # We only set qr_code_method after generating the url; otherwise, it
        # could be set even in case of a failure in the QR code generation
        # (which would change the field, but not refresh UI, making the displayed data inconsistent with db)
        self.qr_code_method = qr_code_method

        return rslt

class AccountMoveLine(models.Model):
    _name = "account.move.line"
    _description = "Journal Item"
    _order = "date desc, move_name desc, id"
    _check_company_auto = True

    # ==== Business fields ====
    move_id = fields.Many2one('account.move', string='Journal Entry',
        index=True, required=True, readonly=True, auto_join=True, ondelete="cascade",
        check_company=True,
        help="The move of this entry line.")
    move_name = fields.Char(string='Number', related='move_id.name', store=True, index=True)
    date = fields.Date(related='move_id.date', store=True, readonly=True, index=True, copy=False, group_operator='min')
    ref = fields.Char(related='move_id.ref', store=True, copy=False, index=True, readonly=False)
    parent_state = fields.Selection(related='move_id.state', store=True, readonly=True)
    journal_id = fields.Many2one(related='move_id.journal_id', store=True, index=True, copy=False)
    company_id = fields.Many2one(related='move_id.company_id', store=True, readonly=True, default=lambda self: self.env.company)
    company_currency_id = fields.Many2one(related='company_id.currency_id', string='Company Currency',
        readonly=True, store=True,
        help='Utility field to express amount currency')
    country_id = fields.Many2one(comodel_name='res.country', related='move_id.company_id.country_id')
    account_id = fields.Many2one('account.account', string='Account',
        index=True, ondelete="cascade",
        domain="[('deprecated', '=', False), ('company_id', '=', company_id)]",
        check_company=True,
        tracking=True)
    account_internal_type = fields.Selection(related='account_id.user_type_id.type', string="Internal Type", store=True, readonly=True)
    account_root_id = fields.Many2one(related='account_id.root_id', string="Account Root", store=True, readonly=True)
    sequence = fields.Integer(default=10)
    name = fields.Text(string='Label', tracking=True)
    quantity = fields.Float(string='Quantity',
        default=1.0, digits='Product Unit of Measure',
        help="The optional quantity expressed by this line, eg: number of product sold. "
             "The quantity is not a legal requirement but is very useful for some reports.")
    price_unit = fields.Float(string='Unit Price', digits='Product Price')
    discount = fields.Float(string='Discount (%)', digits='Discount', default=0.0)
    debit = fields.Monetary(string='Debit', default=0.0, currency_field='company_currency_id')
    credit = fields.Monetary(string='Credit', default=0.0, currency_field='company_currency_id')
    balance = fields.Monetary(string='Balance', store=True,
        currency_field='company_currency_id',
        compute='_compute_balance',
        help="Technical field holding the debit - credit in order to open meaningful graph views from reports")
    cumulated_balance = fields.Monetary(string='Cumulated Balance', store=False,
        currency_field='company_currency_id',
        compute='_compute_cumulated_balance',
        help="Cumulated balance depending on the domain and the order chosen in the view.")
    amount_currency = fields.Monetary(string='Amount in Currency', store=True, copy=True,
        help="The amount expressed in an optional other currency if it is a multi-currency entry.")
    price_subtotal = fields.Monetary(string='Subtotal', store=True, readonly=True,
        currency_field='always_set_currency_id')
    price_total = fields.Monetary(string='Total', store=True, readonly=True,
        currency_field='always_set_currency_id')
    reconciled = fields.Boolean(compute='_compute_amount_residual', store=True)
    blocked = fields.Boolean(string='No Follow-up', default=False,
        help="You can check this box to mark this journal item as a litigation with the associated partner")
    date_maturity = fields.Date(string='Due Date', index=True, tracking=True,
        help="This field is used for payable and receivable journal entries. You can put the limit date for the payment of this line.")
    currency_id = fields.Many2one('res.currency', string='Currency')
    partner_id = fields.Many2one('res.partner', string='Partner', ondelete='restrict')
    product_uom_id = fields.Many2one('uom.uom', string='Unit of Measure', domain="[('category_id', '=', product_uom_category_id)]")
    product_id = fields.Many2one('product.product', string='Product')
    product_uom_category_id = fields.Many2one('uom.category', related='product_id.uom_id.category_id')

    # ==== Origin fields ====
    reconcile_model_id = fields.Many2one('account.reconcile.model', string="Reconciliation Model", copy=False, readonly=True, check_company=True)
    payment_id = fields.Many2one('account.payment', index=True, store=True,
        string="Originator Payment",
        related='move_id.payment_id',
        help="The payment that created this entry")
    statement_line_id = fields.Many2one('account.bank.statement.line', index=True, store=True,
        string="Originator Statement Line",
        related='move_id.statement_line_id',
        help="The statement line that created this entry")
    statement_id = fields.Many2one(related='statement_line_id.statement_id', store=True, index=True, copy=False,
        help="The bank statement used for bank reconciliation")

    # ==== Tax fields ====
    tax_ids = fields.Many2many('account.tax', string='Taxes', help="Taxes that apply on the base amount", check_company=True)
    tax_line_id = fields.Many2one('account.tax', string='Originator Tax', ondelete='restrict', store=True,
        compute='_compute_tax_line_id', help="Indicates that this journal item is a tax line")
    tax_group_id = fields.Many2one(related='tax_line_id.tax_group_id', string='Originator tax group',
        readonly=True, store=True,
        help='technical field for widget tax-group-custom-field')
    tax_base_amount = fields.Monetary(string="Base Amount", store=True, readonly=True,
        currency_field='company_currency_id')
    tax_exigible = fields.Boolean(string='Appears in VAT report', default=True, readonly=True,
        help="Technical field used to mark a tax line as exigible in the vat report or not (only exigible journal items"
             " are displayed). By default all new journal items are directly exigible, but with the feature cash_basis"
             " on taxes, some will become exigible only when the payment is recorded.")
    tax_repartition_line_id = fields.Many2one(comodel_name='account.tax.repartition.line',
        string="Originator Tax Repartition Line", ondelete='restrict', readonly=True,
        check_company=True,
        help="Tax repartition line that caused the creation of this move line, if any")
    tax_tag_ids = fields.Many2many(string="Tags", comodel_name='account.account.tag', ondelete='restrict',
        help="Tags assigned to this line by the tax creating it, if any. It determines its impact on financial reports.", tracking=True)
    tax_audit = fields.Char(string="Tax Audit String", compute="_compute_tax_audit", store=True,
        help="Computed field, listing the tax grids impacted by this line, and the amount it applies to each of them.")

    # ==== Reconciliation fields ====
    amount_residual = fields.Monetary(string='Residual Amount', store=True,
        currency_field='company_currency_id',
        compute='_compute_amount_residual',
        help="The residual amount on a journal item expressed in the company currency.")
    amount_residual_currency = fields.Monetary(string='Residual Amount in Currency', store=True,
        compute='_compute_amount_residual',
        help="The residual amount on a journal item expressed in its currency (possibly not the company currency).")
    full_reconcile_id = fields.Many2one('account.full.reconcile', string="Matching", copy=False, index=True, readonly=True)
    matched_debit_ids = fields.One2many('account.partial.reconcile', 'credit_move_id', string='Matched Debits',
        help='Debit journal items that are matched with this journal item.', readonly=True)
    matched_credit_ids = fields.One2many('account.partial.reconcile', 'debit_move_id', string='Matched Credits',
        help='Credit journal items that are matched with this journal item.', readonly=True)
    matching_number = fields.Char(string="Matching #", compute='_compute_matching_number', store=True, help="Matching number for this line, 'P' if it is only partially reconcile, or the name of the full reconcile if it exists.")

    # ==== Analytic fields ====
    analytic_line_ids = fields.One2many('account.analytic.line', 'move_id', string='Analytic lines')
    analytic_account_id = fields.Many2one('account.analytic.account', string='Analytic Account',
        index=True, compute="_compute_analytic_account", store=True, readonly=False, check_company=True)
    analytic_tag_ids = fields.Many2many('account.analytic.tag', string='Analytic Tags',
        compute="_compute_analytic_account", store=True, readonly=False, check_company=True)

    # ==== Onchange / display purpose fields ====
    recompute_tax_line = fields.Boolean(store=False, readonly=True,
        help="Technical field used to know on which lines the taxes must be recomputed.")
    display_type = fields.Selection([
        ('line_section', 'Section'),
        ('line_note', 'Note'),
    ], default=False, help="Technical field for UX purpose.")
    is_rounding_line = fields.Boolean(help="Technical field used to retrieve the cash rounding line.")
    exclude_from_invoice_tab = fields.Boolean(help="Technical field used to exclude some lines from the invoice_line_ids tab in the form view.")
    always_set_currency_id = fields.Many2one('res.currency', string='Foreign Currency',
        compute='_compute_always_set_currency_id',
        help="Technical field used to compute the monetary field. As currency_id is not a required field, we need to use either the foreign currency, either the company one.")

    _sql_constraints = [
        (
            'check_credit_debit',
            'CHECK(credit + debit>=0 AND credit * debit=0)',
            'Wrong credit or debit value in accounting entry !'
        ),
        (
            'check_accountable_required_fields',
             "CHECK(COALESCE(display_type IN ('line_section', 'line_note'), 'f') OR account_id IS NOT NULL)",
             "Missing required account on accountable invoice line."
        ),
        (
            'check_non_accountable_fields_null',
             "CHECK(display_type NOT IN ('line_section', 'line_note') OR (amount_currency = 0 AND debit = 0 AND credit = 0 AND account_id IS NULL))",
             "Forbidden unit price, account and quantity on non-accountable invoice line"
        ),
        (
            'check_amount_currency_balance_sign',
            '''CHECK(
                currency_id IS NULL
                OR
                company_currency_id IS NULL
                OR
                (
                    (currency_id != company_currency_id)
                    AND
                    (
                        (balance > 0 AND amount_currency > 0)
                        OR (balance <= 0 AND amount_currency <= 0)
                        OR (balance >= 0 AND amount_currency >= 0)
                    )
                )
            )''',
            "The amount expressed in the secondary currency must be positive when account is debited and negative when account is credited. Moreover, the currency field has to be left empty when the amount is expressed in the company currency."
        ),
    ]

    # -------------------------------------------------------------------------
    # HELPERS
    # -------------------------------------------------------------------------

    @api.model
    def _get_default_line_name(self, document, amount, currency, date, partner=None):
        ''' Helper to construct a default label to set on journal items.

        E.g. Vendor Reimbursement $ 1,555.00 - Azure Interior - 05/14/2020.

        :param document:    A string representing the type of the document.
        :param amount:      The document's amount.
        :param currency:    The document's currency.
        :param date:        The document's date.
        :param partner:     The optional partner.
        :return:            A string.
        '''
        values = ['%s %s' % (document, formatLang(self.env, amount, currency_obj=currency))]
        if partner:
            values.append(partner.display_name)
        values.append(format_date(self.env, fields.Date.to_string(date)))
        return ' - '.join(values)

    @api.model
    def _get_default_tax_account(self, repartition_line):
        tax = repartition_line.invoice_tax_id or repartition_line.refund_tax_id
        if tax.tax_exigibility == 'on_payment':
            account = tax.cash_basis_transition_account_id
        else:
            account = repartition_line.account_id
        return account

    def _get_computed_name(self):
        self.ensure_one()

        if not self.product_id:
            return ''

        if self.partner_id.lang:
            product = self.product_id.with_context(lang=self.partner_id.lang)
        else:
            product = self.product_id

        values = []
        if product.partner_ref:
            values.append(product.partner_ref)
        if self.journal_id.type == 'sale':
            if product.description_sale:
                values.append(product.description_sale)
        elif self.journal_id.type == 'purchase':
            if product.description_purchase:
                values.append(product.description_purchase)
        return '\n'.join(values)

    def _get_computed_price_unit(self):
        self.ensure_one()

        if not self.product_id:
            return self.price_unit
        elif self.move_id.is_sale_document(include_receipts=True):
            # Out invoice.
            price_unit = self.product_id.lst_price
        elif self.move_id.is_purchase_document(include_receipts=True):
            # In invoice.
            price_unit = self.product_id.standard_price
        else:
            return self.price_unit

        if self.product_uom_id != self.product_id.uom_id:
            price_unit = self.product_id.uom_id._compute_price(price_unit, self.product_uom_id)

        return price_unit

    def _get_computed_account(self):
        self.ensure_one()
        self = self.with_company(self.move_id.journal_id.company_id)

        if not self.product_id:
            return

        fiscal_position = self.move_id.fiscal_position_id
        accounts = self.product_id.product_tmpl_id.get_product_accounts(fiscal_pos=fiscal_position)
        if self.move_id.is_sale_document(include_receipts=True):
            # Out invoice.
            return accounts['income'] or self.account_id
        elif self.move_id.is_purchase_document(include_receipts=True):
            # In invoice.
            return accounts['expense'] or self.account_id

    def _get_computed_taxes(self):
        self.ensure_one()

        if self.move_id.is_sale_document(include_receipts=True):
            # Out invoice.
            if self.product_id.taxes_id:
                tax_ids = self.product_id.taxes_id.filtered(lambda tax: tax.company_id == self.move_id.company_id)
            elif self.account_id.tax_ids:
                tax_ids = self.account_id.tax_ids
            else:
                tax_ids = self.env['account.tax']
            if not tax_ids and not self.exclude_from_invoice_tab:
                tax_ids = self.move_id.company_id.account_sale_tax_id
        elif self.move_id.is_purchase_document(include_receipts=True):
            # In invoice.
            if self.product_id.supplier_taxes_id:
                tax_ids = self.product_id.supplier_taxes_id.filtered(lambda tax: tax.company_id == self.move_id.company_id)
            elif self.account_id.tax_ids:
                tax_ids = self.account_id.tax_ids
            else:
                tax_ids = self.env['account.tax']
            if not tax_ids and not self.exclude_from_invoice_tab:
                tax_ids = self.move_id.company_id.account_purchase_tax_id
        else:
            # Miscellaneous operation.
            tax_ids = self.account_id.tax_ids

        if self.company_id and tax_ids:
            tax_ids = tax_ids.filtered(lambda tax: tax.company_id == self.company_id)

        return tax_ids

    def _get_computed_uom(self):
        self.ensure_one()
        if self.product_id:
            return self.product_id.uom_id
        return False

    @api.depends('product_id', 'account_id', 'partner_id', 'date_maturity')
    def _compute_analytic_account(self):
        for record in self:
            record.analytic_account_id = (record._origin or record).analytic_account_id
            record.analytic_tag_ids = (record._origin or record).analytic_tag_ids
            rec = self.env['account.analytic.default'].account_get(
                product_id=record.product_id.id,
                partner_id=record.partner_id.commercial_partner_id.id or record.move_id.partner_id.commercial_partner_id.id,
                account_id=record.account_id.id,
                user_id=record.env.uid,
                date=record.date_maturity,
                company_id=record.move_id.company_id.id
            )
            if rec and not record.exclude_from_invoice_tab:
                record.analytic_account_id = rec.analytic_id
                record.analytic_tag_ids = rec.analytic_tag_ids

    def _get_price_total_and_subtotal(self, price_unit=None, quantity=None, discount=None, currency=None, product=None, partner=None, taxes=None, move_type=None):
        self.ensure_one()
        return self._get_price_total_and_subtotal_model(
            price_unit=price_unit or self.price_unit,
            quantity=quantity or self.quantity,
            discount=discount or self.discount,
            currency=currency or self.currency_id,
            product=product or self.product_id,
            partner=partner or self.partner_id,
            taxes=taxes or self.tax_ids,
            move_type=move_type or self.move_id.move_type,
        )

    @api.model
    def _get_price_total_and_subtotal_model(self, price_unit, quantity, discount, currency, product, partner, taxes, move_type):
        ''' This method is used to compute 'price_total' & 'price_subtotal'.

        :param price_unit:  The current price unit.
        :param quantity:    The current quantity.
        :param discount:    The current discount.
        :param currency:    The line's currency.
        :param product:     The line's product.
        :param partner:     The line's partner.
        :param taxes:       The applied taxes.
        :param move_type:   The type of the move.
        :return:            A dictionary containing 'price_subtotal' & 'price_total'.
        '''
        res = {}

        # Compute 'price_subtotal'.
        line_discount_price_unit = price_unit * (1 - (discount / 100.0))
        subtotal = quantity * line_discount_price_unit

        # Compute 'price_total'.
        if taxes:
            taxes_res = taxes._origin.compute_all(line_discount_price_unit,
                quantity=quantity, currency=currency, product=product, partner=partner, is_refund=move_type in ('out_refund', 'in_refund'))
            res['price_subtotal'] = taxes_res['total_excluded']
            res['price_total'] = taxes_res['total_included']
        else:
            res['price_total'] = res['price_subtotal'] = subtotal
        #In case of multi currency, round before it's use for computing debit credit
        if currency:
            res = {k: currency.round(v) for k, v in res.items()}
        return res

    def _get_fields_onchange_subtotal(self, price_subtotal=None, move_type=None, currency=None, company=None, date=None):
        self.ensure_one()
        return self._get_fields_onchange_subtotal_model(
            price_subtotal=price_subtotal or self.price_subtotal,
            move_type=move_type or self.move_id.move_type,
            currency=currency or self.currency_id,
            company=company or self.move_id.company_id,
            date=date or self.move_id.date,
        )

    @api.model
    def _get_fields_onchange_subtotal_model(self, price_subtotal, move_type, currency, company, date):
        ''' This method is used to recompute the values of 'amount_currency', 'debit', 'credit' due to a change made
        in some business fields (affecting the 'price_subtotal' field).

        :param price_subtotal:  The untaxed amount.
        :param move_type:       The type of the move.
        :param currency:        The line's currency.
        :param company:         The move's company.
        :param date:            The move's date.
        :return:                A dictionary containing 'debit', 'credit', 'amount_currency'.
        '''
        if move_type in self.move_id.get_outbound_types():
            sign = 1
        elif move_type in self.move_id.get_inbound_types():
            sign = -1
        else:
            sign = 1
        price_subtotal *= sign

        if currency and currency != company.currency_id:
            # Multi-currencies.
            balance = currency._convert(price_subtotal, company.currency_id, company, date)
            return {
                'amount_currency': price_subtotal,
                'debit': balance > 0.0 and balance or 0.0,
                'credit': balance < 0.0 and -balance or 0.0,
            }
        else:
            # Single-currency.
            return {
                'amount_currency': 0.0,
                'debit': price_subtotal > 0.0 and price_subtotal or 0.0,
                'credit': price_subtotal < 0.0 and -price_subtotal or 0.0,
            }

    def _get_fields_onchange_balance(self, quantity=None, discount=None, balance=None, move_type=None, currency=None, taxes=None, price_subtotal=None):
        self.ensure_one()
        return self._get_fields_onchange_balance_model(
            quantity=quantity or self.quantity,
            discount=discount or self.discount,
            balance=balance or self.balance,
            move_type=move_type or self.move_id.move_type,
            currency=currency or self.currency_id or self.move_id.currency_id,
            taxes=taxes or self.tax_ids,
            price_subtotal=price_subtotal or self.price_subtotal,
        )

    @api.model
    def _get_fields_onchange_balance_model(self, quantity, discount, balance, move_type, currency, taxes, price_subtotal):
        ''' This method is used to recompute the values of 'quantity', 'discount', 'price_unit' due to a change made
        in some accounting fields such as 'balance'.

        This method is a bit complex as we need to handle some special cases.
        For example, setting a positive balance with a 100% discount.

        :param quantity:        The current quantity.
        :param discount:        The current discount.
        :param balance:         The new balance.
        :param move_type:       The type of the move.
        :param currency:        The currency.
        :param taxes:           The applied taxes.
        :param price_subtotal:  The price_subtotal.
        :return:                A dictionary containing 'quantity', 'discount', 'price_unit'.
        '''
        if move_type in self.move_id.get_outbound_types():
            sign = 1
        elif move_type in self.move_id.get_inbound_types():
            sign = -1
        else:
            sign = 1
        balance *= sign

        # Avoid rounding issue when dealing with price included taxes. For example, when the price_unit is 2300.0 and
        # a 5.5% price included tax is applied on it, a balance of 2300.0 / 1.055 = 2180.094 ~ 2180.09 is computed.
        # However, when triggering the inverse, 2180.09 + (2180.09 * 0.055) = 2180.09 + 119.90 = 2299.99 is computed.
        # To avoid that, set the price_subtotal at the balance if the difference between them looks like a rounding
        # issue.
        if currency.is_zero(balance - price_subtotal):
            return {}

        taxes = taxes.flatten_taxes_hierarchy()
        if taxes and any(tax.price_include for tax in taxes):
            # Inverse taxes. E.g:
            #
            # Price Unit    | Taxes         | Originator Tax    |Price Subtotal     | Price Total
            # -----------------------------------------------------------------------------------
            # 110           | 10% incl, 5%  |                   | 100               | 115
            # 10            |               | 10% incl          | 10                | 10
            # 5             |               | 5%                | 5                 | 5
            #
            # When setting the balance to -200, the expected result is:
            #
            # Price Unit    | Taxes         | Originator Tax    |Price Subtotal     | Price Total
            # -----------------------------------------------------------------------------------
            # 220           | 10% incl, 5%  |                   | 200               | 230
            # 20            |               | 10% incl          | 20                | 20
            # 10            |               | 5%                | 10                | 10
            taxes_res = taxes._origin.compute_all(balance, currency=currency, handle_price_include=False)
            for tax_res in taxes_res['taxes']:
                tax = self.env['account.tax'].browse(tax_res['id'])
                if tax.price_include:
                    balance += tax_res['amount']

        discount_factor = 1 - (discount / 100.0)
        if balance and discount_factor:
            # discount != 100%
            vals = {
                'quantity': quantity or 1.0,
                'price_unit': balance / discount_factor / (quantity or 1.0),
            }
        elif balance and not discount_factor:
            # discount == 100%
            vals = {
                'quantity': quantity or 1.0,
                'discount': 0.0,
                'price_unit': balance / (quantity or 1.0),
            }
        elif not discount_factor:
            # balance of line is 0, but discount  == 100% so we display the normal unit_price
            vals = {}
        else:
            # balance is 0, so unit price is 0 as well
            vals = {'price_unit': 0.0}
        return vals

    # -------------------------------------------------------------------------
    # ONCHANGE METHODS
    # -------------------------------------------------------------------------

    @api.onchange('amount_currency', 'currency_id', 'debit', 'credit', 'tax_ids', 'account_id')
    def _onchange_mark_recompute_taxes(self):
        ''' Recompute the dynamic onchange based on taxes.
        If the edited line is a tax line, don't recompute anything as the user must be able to
        set a custom value.
        '''
        for line in self:
            if not line.tax_repartition_line_id:
                line.recompute_tax_line = True

    @api.onchange('analytic_account_id', 'analytic_tag_ids')
    def _onchange_mark_recompute_taxes_analytic(self):
        ''' Trigger tax recomputation only when some taxes with analytics
        '''
        for line in self:
            if not line.tax_repartition_line_id and any(tax.analytic for tax in line.tax_ids):
                line.recompute_tax_line = True

    @api.onchange('product_id')
    def _onchange_product_id(self):
        for line in self:
            if not line.product_id or line.display_type in ('line_section', 'line_note'):
                continue

            line.name = line._get_computed_name()
            line.account_id = line._get_computed_account()
            line.tax_ids = line._get_computed_taxes()
            line.product_uom_id = line._get_computed_uom()
            line.price_unit = line._get_computed_price_unit()

            # Manage the fiscal position after that and adapt the price_unit.
            # E.g. mapping a price-included-tax to a price-excluded-tax must
            # remove the tax amount from the price_unit.
            # However, mapping a price-included tax to another price-included tax must preserve the balance but
            # adapt the price_unit to the new tax.
            # E.g. mapping a 10% price-included tax to a 20% price-included tax for a price_unit of 110 should preserve
            # 100 as balance but set 120 as price_unit.
            if line.tax_ids and line.move_id.fiscal_position_id:
                line.price_unit = line._get_price_total_and_subtotal()['price_subtotal']
                line.tax_ids = line.move_id.fiscal_position_id.map_tax(line.tax_ids._origin, partner=line.move_id.partner_id)
                accounting_vals = line._get_fields_onchange_subtotal(price_subtotal=line.price_unit, currency=line.move_id.company_currency_id)
                balance = accounting_vals['debit'] - accounting_vals['credit']
                line.price_unit = line._get_fields_onchange_balance(balance=balance).get('price_unit', line.price_unit)

            # Convert the unit price to the invoice's currency.
            company = line.move_id.company_id
            line.price_unit = company.currency_id._convert(line.price_unit, line.move_id.currency_id, company, line.move_id.date)

    @api.onchange('product_uom_id')
    def _onchange_uom_id(self):
        ''' Recompute the 'price_unit' depending of the unit of measure. '''
        price_unit = self._get_computed_price_unit()

        # See '_onchange_product_id' for details.
        taxes = self._get_computed_taxes()
        if taxes and self.move_id.fiscal_position_id:
            price_subtotal = self._get_price_total_and_subtotal(price_unit=price_unit, taxes=taxes)['price_subtotal']
            accounting_vals = self._get_fields_onchange_subtotal(price_subtotal=price_subtotal, currency=self.move_id.company_currency_id)
            balance = accounting_vals['debit'] - accounting_vals['credit']
            price_unit = self._get_fields_onchange_balance(balance=balance).get('price_unit', price_unit)

        # Convert the unit price to the invoice's currency.
        company = self.move_id.company_id
        self.price_unit = company.currency_id._convert(price_unit, self.move_id.currency_id, company, self.move_id.date)

    @api.onchange('account_id')
    def _onchange_account_id(self):
        ''' Recompute 'tax_ids' based on 'account_id'.
        /!\ Don't remove existing taxes if there is no explicit taxes set on the account.
        '''
        if not self.display_type and (self.account_id.tax_ids or not self.tax_ids):
            taxes = self._get_computed_taxes()

            if taxes and self.move_id.fiscal_position_id:
                taxes = self.move_id.fiscal_position_id.map_tax(taxes, partner=self.partner_id)

            self.tax_ids = taxes

    def _onchange_balance(self):
        for line in self:
            if line.currency_id:
                continue
            if not line.move_id.is_invoice(include_receipts=True):
                continue
            line.update(line._get_fields_onchange_balance())
            line.update(line._get_price_total_and_subtotal())

    @api.onchange('debit')
    def _onchange_debit(self):
        if self.debit:
            self.credit = 0.0
        self._onchange_balance()

    @api.onchange('credit')
    def _onchange_credit(self):
        if self.credit:
            self.debit = 0.0
        self._onchange_balance()

    @api.onchange('amount_currency')
    def _onchange_amount_currency(self):
        for line in self:
            if not line.currency_id:
                continue
            if not line.move_id.is_invoice(include_receipts=True):
                line._recompute_debit_credit_from_amount_currency()
                continue
            line.update(line._get_fields_onchange_balance(
                balance=line.amount_currency,
            ))
            line.update(line._get_price_total_and_subtotal())

    @api.onchange('quantity', 'discount', 'price_unit', 'tax_ids')
    def _onchange_price_subtotal(self):
        for line in self:
            if not line.move_id.is_invoice(include_receipts=True):
                continue

            line.update(line._get_price_total_and_subtotal())
            line.update(line._get_fields_onchange_subtotal())

    @api.onchange('currency_id')
    def _onchange_currency(self):
        for line in self:
            if line.move_id.is_invoice(include_receipts=True):
                line._onchange_price_subtotal()
            elif not line.move_id.reversed_entry_id:
                line._recompute_debit_credit_from_amount_currency()

    def _recompute_debit_credit_from_amount_currency(self):
        for line in self:
            # Recompute the debit/credit based on amount_currency/currency_id and date.

            company_currency = line.account_id.company_id.currency_id
            balance = line.amount_currency
            if line.currency_id and company_currency and line.currency_id != company_currency:
                balance = line.currency_id._convert(balance, company_currency, line.account_id.company_id, line.move_id.date or fields.Date.today())
                line.debit = balance > 0 and balance or 0.0
                line.credit = balance < 0 and -balance or 0.0
    # -------------------------------------------------------------------------
    # COMPUTE METHODS
    # -------------------------------------------------------------------------

    @api.depends('full_reconcile_id.name', 'matched_debit_ids', 'matched_credit_ids')
    def _compute_matching_number(self):
        for record in self:
            if record.full_reconcile_id:
                record.matching_number = record.full_reconcile_id.name
            elif record.matched_debit_ids or record.matched_credit_ids:
                record.matching_number = 'P'
            else:
                record.matching_number = None

    @api.depends('currency_id')
    def _compute_always_set_currency_id(self):
        for line in self:
            line.always_set_currency_id = line.currency_id or line.company_currency_id

    @api.depends('debit', 'credit')
    def _compute_balance(self):
        for line in self:
            line.balance = line.debit - line.credit

    @api.model
    def search_read(self, domain=None, fields=None, offset=0, limit=None, order=None):
        def to_tuple(t):
            return tuple(map(to_tuple, t)) if isinstance(t, (list, tuple)) else t
        # Make an explicit order because we will need to reverse it
        order = (order or self._order) + ', id'
        # Add the domain and order by in order to compute the cumulated balance in _compute_cumulated_balance
        return super(AccountMoveLine, self.with_context(domain_cumulated_balance=to_tuple(domain or []), order_cumulated_balance=order)).search_read(domain, fields, offset, limit, order)

    @api.depends_context('order_cumulated_balance', 'domain_cumulated_balance')
    def _compute_cumulated_balance(self):
        if not self.env.context.get('order_cumulated_balance'):
            # We do not come from search_read, so we are not in a list view, so it doesn't make any sense to compute the cumulated balance
            self.cumulated_balance = 0
            return

        # get the where clause
        query = self._where_calc(self.env.context.get('domain_cumulated_balance'))
        order_string = ", ".join(self._generate_order_by_inner(self._table, self.env.context.get('order_cumulated_balance'), query, reverse_direction=True))
        from_clause, where_clause, where_clause_params = query.get_sql()
        sql = """
            SELECT account_move_line.id, SUM(account_move_line.balance) OVER (
                ORDER BY %(order_by)s
                ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW
            )
            FROM %(from)s
            WHERE %(where)s
        """ % {'from': from_clause, 'where': where_clause, 'order_by': order_string}
        self.env.cr.execute(sql, where_clause_params)
        result = {r[0]: r[1] for r in self.env.cr.fetchall()}
        for record in self:
            record.cumulated_balance = result[record.id]

    @api.depends('debit', 'credit', 'amount_currency', 'account_id', 'currency_id', 'move_id.state', 'company_id',
                 'matched_debit_ids', 'matched_credit_ids')
    def _compute_amount_residual(self):
        """ Computes the residual amount of a move line from a reconcilable account in the company currency and the line's currency.
            This amount will be 0 for fully reconciled lines or lines from a non-reconcilable account, the original line amount
            for unreconciled lines, and something in-between for partially reconciled lines.
        """
        for line in self:
            if line.id and (line.account_id.reconcile or line.account_id.internal_type == 'liquidity'):
                reconciled_balance = sum(line.matched_credit_ids.mapped('amount')) \
                                     - sum(line.matched_debit_ids.mapped('amount'))
                reconciled_amount_currency = sum(line.matched_credit_ids.mapped('debit_amount_currency'))\
                                             - sum(line.matched_debit_ids.mapped('credit_amount_currency'))

                line.amount_residual = line.balance - reconciled_balance

                if line.currency_id:
                    line.amount_residual_currency = line.amount_currency - reconciled_amount_currency
                else:
                    line.amount_residual_currency = 0.0

                line.reconciled = line.company_currency_id.is_zero(line.amount_residual) \
                                  and (not line.currency_id or line.currency_id.is_zero(line.amount_residual_currency))
            else:
                # Must not have any reconciliation since the line is not eligible for that.
                line.amount_residual = 0.0
                line.amount_residual_currency = 0.0
                line.reconciled = False

    @api.depends('tax_repartition_line_id.invoice_tax_id', 'tax_repartition_line_id.refund_tax_id')
    def _compute_tax_line_id(self):
        """ tax_line_id is computed as the tax linked to the repartition line creating
        the move.
        """
        for record in self:
            rep_line = record.tax_repartition_line_id
            # A constraint on account.tax.repartition.line ensures both those fields are mutually exclusive
            record.tax_line_id = rep_line.invoice_tax_id or rep_line.refund_tax_id

    @api.depends('tax_tag_ids', 'debit', 'credit', 'journal_id')
    def _compute_tax_audit(self):
        separator = '        '

        for record in self:
            currency = record.company_id.currency_id
            audit_str = ''
            for tag in record.tax_tag_ids:

                if record.move_id.tax_cash_basis_rec_id:
                    # Cash basis entries are always treated as misc operations, applying the tag sign directly to the balance
                    type_multiplicator = 1
                else:
                    type_multiplicator = (record.journal_id.type == 'sale' and -1 or 1) * (record.move_id.move_type in ('in_refund', 'out_refund') and -1 or 1)

                tag_amount = type_multiplicator * (tag.tax_negate and -1 or 1) * record.balance

                if tag.tax_report_line_ids:
                    #Then, the tag comes from a report line, and hence has a + or - sign (also in its name)
                    for report_line in tag.tax_report_line_ids:
                        audit_str += separator if audit_str else ''
                        audit_str += report_line.tag_name + ': ' + formatLang(self.env, tag_amount, currency_obj=currency)
                else:
                    # Then, it's a financial tag (sign is always +, and never shown in tag name)
                    audit_str += separator if audit_str else ''
                    audit_str += tag.name + ': ' + formatLang(self.env, tag_amount, currency_obj=currency)

            record.tax_audit = audit_str

    # -------------------------------------------------------------------------
    # CONSTRAINT METHODS
    # -------------------------------------------------------------------------

    @api.constrains('account_id', 'journal_id')
    def _check_constrains_account_id_journal_id(self):
        for line in self.filtered(lambda x: x.display_type not in ('line_section', 'line_note')):
            account = line.account_id
            journal = line.move_id.journal_id

            if account.deprecated:
                raise UserError(_('The account %s (%s) is deprecated.') % (account.name, account.code))

            account_currency = account.currency_id
            if account_currency and account_currency != line.company_currency_id and account_currency != line.currency_id:
                raise UserError(_('The account selected on your journal entry forces to provide a secondary currency. You should remove the secondary currency on the account.'))

            control_journal_failed = account.allowed_journal_ids and journal not in account.allowed_journal_ids
            control_type_failed = journal.type_control_ids and account.user_type_id not in journal.type_control_ids
            control_account_failed = journal.account_control_ids and account not in journal.account_control_ids
            if control_journal_failed:
                raise UserError(_('You cannot use this account (%s) in this journal, check the field \'Allowed Journals\' on the related account.', account.display_name))
            if control_type_failed or control_account_failed:
                raise UserError(_('You cannot use this account (%s) in this journal, check the section \'Control-Access\' under tab \'Advanced Settings\' on the related journal.', account.display_name))

    @api.constrains('account_id', 'tax_ids', 'tax_line_id', 'reconciled')
    def _check_off_balance(self):
        for line in self:
            if line.account_id.internal_group == 'off_balance':
                if any(a.internal_group != line.account_id.internal_group for a in line.move_id.line_ids.account_id):
                    raise UserError(_('If you want to use "Off-Balance Sheet" accounts, all the accounts of the journal entry must be of this type'))
                if line.tax_ids or line.tax_line_id:
                    raise UserError(_('You cannot use taxes on lines with an Off-Balance account'))
                if line.reconciled:
                    raise UserError(_('Lines from "Off-Balance Sheet" accounts cannot be reconciled'))

    def _affect_tax_report(self):
        self.ensure_one()
        return self.tax_ids or self.tax_line_id or self.tax_tag_ids.filtered(lambda x: x.applicability == "taxes")

    def _check_tax_lock_date(self):
        for line in self.filtered(lambda l: l.move_id.state == 'posted'):
            move = line.move_id
            if move.company_id.tax_lock_date and move.date <= move.company_id.tax_lock_date and line._affect_tax_report():
                raise UserError(_("The operation is refused as it would impact an already issued tax statement. "
                                  "Please change the journal entry date or the tax lock date set in the settings (%s) to proceed.")
                                % format_date(self.env, move.company_id.tax_lock_date))

    def _check_reconciliation(self):
        for line in self:
            if line.matched_debit_ids or line.matched_credit_ids:
                raise UserError(_("You cannot do this modification on a reconciled journal entry. "
                                  "You can just change some non legal fields or you must unreconcile first.\n"
                                  "Journal Entry (id): %s (%s)") % (line.move_id.name, line.move_id.id))

    # -------------------------------------------------------------------------
    # LOW-LEVEL METHODS
    # -------------------------------------------------------------------------

    def init(self):
        """ change index on partner_id to a multi-column index on (partner_id, ref), the new index will behave in the
            same way when we search on partner_id, with the addition of being optimal when having a query that will
            search on partner_id and ref at the same time (which is the case when we open the bank reconciliation widget)
        """
        cr = self._cr
        cr.execute('DROP INDEX IF EXISTS account_move_line_partner_id_index')
        cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = %s', ('account_move_line_partner_id_ref_idx',))
        if not cr.fetchone():
            cr.execute('CREATE INDEX account_move_line_partner_id_ref_idx ON account_move_line (partner_id, ref)')

    @api.model_create_multi
    def create(self, vals_list):
        # OVERRIDE
        ACCOUNTING_FIELDS = ('debit', 'credit', 'amount_currency')
        BUSINESS_FIELDS = ('price_unit', 'quantity', 'discount', 'tax_ids')

        for vals in vals_list:
            move = self.env['account.move'].browse(vals['move_id'])
            vals.setdefault('company_currency_id', move.company_id.currency_id.id) # important to bypass the ORM limitation where monetary fields are not rounded; more info in the commit message

            if move.is_invoice(include_receipts=True):
                currency = move.currency_id
                partner = self.env['res.partner'].browse(vals.get('partner_id'))
                taxes = self.new({'tax_ids': vals.get('tax_ids', [])}).tax_ids
                tax_ids = set(taxes.ids)
                taxes = self.env['account.tax'].browse(tax_ids)

                # Ensure consistency between accounting & business fields.
                # As we can't express such synchronization as computed fields without cycling, we need to do it both
                # in onchange and in create/write. So, if something changed in accounting [resp. business] fields,
                # business [resp. accounting] fields are recomputed.
                if any(vals.get(field) for field in ACCOUNTING_FIELDS):
                    if vals.get('currency_id'):
                        balance = vals.get('amount_currency', 0.0)
                    else:
                        balance = vals.get('debit', 0.0) - vals.get('credit', 0.0)
                    price_subtotal = self._get_price_total_and_subtotal_model(
                        vals.get('price_unit', 0.0),
                        vals.get('quantity', 0.0),
                        vals.get('discount', 0.0),
                        currency,
                        self.env['product.product'].browse(vals.get('product_id')),
                        partner,
                        taxes,
                        move.move_type,
                    ).get('price_subtotal', 0.0)
                    vals.update(self._get_fields_onchange_balance_model(
                        vals.get('quantity', 0.0),
                        vals.get('discount', 0.0),
                        balance,
                        move.move_type,
                        currency,
                        taxes,
                        price_subtotal
                    ))
                    vals.update(self._get_price_total_and_subtotal_model(
                        vals.get('price_unit', 0.0),
                        vals.get('quantity', 0.0),
                        vals.get('discount', 0.0),
                        currency,
                        self.env['product.product'].browse(vals.get('product_id')),
                        partner,
                        taxes,
                        move.move_type,
                    ))
                elif any(vals.get(field) for field in BUSINESS_FIELDS):
                    vals.update(self._get_price_total_and_subtotal_model(
                        vals.get('price_unit', 0.0),
                        vals.get('quantity', 0.0),
                        vals.get('discount', 0.0),
                        currency,
                        self.env['product.product'].browse(vals.get('product_id')),
                        partner,
                        taxes,
                        move.move_type,
                    ))
                    vals.update(self._get_fields_onchange_subtotal_model(
                        vals['price_subtotal'],
                        move.move_type,
                        currency,
                        move.company_id,
                        move.date,
                    ))

            # Ensure consistency between taxes & tax exigibility fields.
            if 'tax_exigible' in vals:
                continue
            if vals.get('tax_repartition_line_id'):
                repartition_line = self.env['account.tax.repartition.line'].browse(vals['tax_repartition_line_id'])
                tax = repartition_line.invoice_tax_id or repartition_line.refund_tax_id
                vals['tax_exigible'] = tax.tax_exigibility == 'on_invoice'
            elif vals.get('tax_ids'):
                taxes = self.new({'tax_ids': vals['tax_ids']}).tax_ids.flatten_taxes_hierarchy()
                vals['tax_exigible'] = not any(tax.tax_exigibility == 'on_payment' for tax in taxes)

        lines = super(AccountMoveLine, self).create(vals_list)

        moves = lines.mapped('move_id')
        if self._context.get('check_move_validity', True):
            moves._check_balanced()
        moves._check_fiscalyear_lock_date()
        lines._check_tax_lock_date()
        moves._synchronize_business_models({'line_ids'})

        return lines

    def write(self, vals):
        # OVERRIDE
        ACCOUNTING_FIELDS = ('debit', 'credit', 'amount_currency')
        BUSINESS_FIELDS = ('price_unit', 'quantity', 'discount', 'tax_ids')
        PROTECTED_FIELDS_TAX_LOCK_DATE = ['debit', 'credit', 'tax_line_id', 'tax_ids', 'tax_tag_ids']
        PROTECTED_FIELDS_LOCK_DATE = PROTECTED_FIELDS_TAX_LOCK_DATE + ['account_id', 'journal_id', 'amount_currency', 'currency_id', 'partner_id']
        PROTECTED_FIELDS_RECONCILIATION = ('account_id', 'date', 'debit', 'credit', 'amount_currency', 'currency_id')

        account_to_write = self.env['account.account'].browse(vals['account_id']) if 'account_id' in vals else None

        # Check writing a deprecated account.
        if account_to_write and account_to_write.deprecated:
            raise UserError(_('You cannot use a deprecated account.'))

        for line in self:
            if line.parent_state == 'posted':
                if line.move_id.restrict_mode_hash_table and set(vals).intersection(INTEGRITY_HASH_LINE_FIELDS):
                    raise UserError(_("You cannot edit the following fields due to restrict mode being activated on the journal: %s.") % ', '.join(INTEGRITY_HASH_LINE_FIELDS))
                if any(key in vals for key in ('tax_ids', 'tax_line_ids')):
                    raise UserError(_('You cannot modify the taxes related to a posted journal item, you should reset the journal entry to draft to do so.'))

            # Check the lock date.
            if any(self.env['account.move']._field_will_change(line, vals, field_name) for field_name in PROTECTED_FIELDS_LOCK_DATE):
                line.move_id._check_fiscalyear_lock_date()

            # Check the tax lock date.
            if any(self.env['account.move']._field_will_change(line, vals, field_name) for field_name in PROTECTED_FIELDS_TAX_LOCK_DATE):
                line._check_tax_lock_date()

            # Check the reconciliation.
            if any(self.env['account.move']._field_will_change(line, vals, field_name) for field_name in PROTECTED_FIELDS_RECONCILIATION):
                line._check_reconciliation()

            # Check switching receivable / payable accounts.
            if account_to_write:
                account_type = line.account_id.user_type_id.type
                if line.move_id.is_sale_document(include_receipts=True):
                    if (account_type == 'receivable' and account_to_write.user_type_id.type != account_type) \
                            or (account_type != 'receivable' and account_to_write.user_type_id.type == 'receivable'):
                        raise UserError(_("You can only set an account having the receivable type on payment terms lines for customer invoice."))
                if line.move_id.is_purchase_document(include_receipts=True):
                    if (account_type == 'payable' and account_to_write.user_type_id.type != account_type) \
                            or (account_type != 'payable' and account_to_write.user_type_id.type == 'payable'):
                        raise UserError(_("You can only set an account having the payable type on payment terms lines for vendor bill."))

        # Get all tracked fields (without related fields because these fields must be manage on their own model)
        tracking_fields = []
        for value in vals:
            field = self._fields[value]
            if hasattr(field, 'related') and field.related:
                continue # We don't want to track related field.
            if hasattr(field, 'tracking') and field.tracking:
                tracking_fields.append(value)
        ref_fields = self.env['account.move.line'].fields_get(tracking_fields)

        # Get initial values for each line
        move_initial_values = {}
        for line in self.filtered(lambda l: l.move_id.posted_before): # Only lines with posted once move.
            for field in tracking_fields:
                # Group initial values by move_id
                if line.move_id.id not in move_initial_values:
                    move_initial_values[line.move_id.id] = {}
                move_initial_values[line.move_id.id].update({field: line[field]})

        # Create the dict for the message post
        tracking_values = {} # Tracking values to write in the message post
        for move_id, modified_lines in move_initial_values.items():
            tmp_move = {move_id: []}
            for line in self.filtered(lambda l: l.move_id.id == move_id):
                tracked_field = self.env['mail.thread'].static_message_track(line, ref_fields, modified_lines) # Return a tuple like (changed field, ORM command)
                tmp = {'line_id': line.id}
                if len(tracked_field[1]) > 0:
                    selected_field = tracked_field[1][0][2] # Get the last element of the tuple in the list of ORM command. (changed, [(0, 0, THIS)])
                    tmp.update({
                        **{'field_name': selected_field.get('field_desc')},
                        **self._get_formated_values(selected_field)
                    })
                elif len(tracked_field[0]):
                    field_name = line._fields[tracked_field[0].pop()].string # Get the field name
                    tmp.update({
                        'error': True,
                        'field_error': field_name
                    })
                else:
                    continue
                tmp_move[move_id].append(tmp)
            if len(tmp_move[move_id]) > 0:
                tracking_values.update(tmp_move)

        # Write in the chatter.
        for move in self.mapped('move_id'):
            fields = tracking_values.get(move.id, [])
            if len(fields) > 0:
                msg = self._get_tracking_field_string(tracking_values.get(move.id))
                move.message_post(body=msg) # Write for each concerned move the message in the chatter

        result = True
        for line in self:
            cleaned_vals = line.move_id._cleanup_write_orm_values(line, vals)
            if not cleaned_vals:
                continue

            result |= super(AccountMoveLine, line).write(cleaned_vals)

            if not line.move_id.is_invoice(include_receipts=True):
                continue

            # Ensure consistency between accounting & business fields.
            # As we can't express such synchronization as computed fields without cycling, we need to do it both
            # in onchange and in create/write. So, if something changed in accounting [resp. business] fields,
            # business [resp. accounting] fields are recomputed.
            if any(field in cleaned_vals for field in ACCOUNTING_FIELDS):
                balance = line.currency_id and line.amount_currency or line.debit - line.credit
                price_subtotal = line._get_price_total_and_subtotal().get('price_subtotal', 0.0)
                to_write = line._get_fields_onchange_balance(
                    balance=balance,
                    price_subtotal=price_subtotal,
                )
                to_write.update(line._get_price_total_and_subtotal(
                    price_unit=to_write.get('price_unit', line.price_unit),
                    quantity=to_write.get('quantity', line.quantity),
                    discount=to_write.get('discount', line.discount),
                ))
                result |= super(AccountMoveLine, line).write(to_write)
            elif any(field in cleaned_vals for field in BUSINESS_FIELDS):
                to_write = line._get_price_total_and_subtotal()
                to_write.update(line._get_fields_onchange_subtotal(
                    price_subtotal=to_write['price_subtotal'],
                ))
                result |= super(AccountMoveLine, line).write(to_write)

        # Check total_debit == total_credit in the related moves.
        if self._context.get('check_move_validity', True):
            self.mapped('move_id')._check_balanced()

        self.mapped('move_id')._synchronize_business_models({'line_ids'})

        return result

    def _valid_field_parameter(self, field, name):
        # I can't even
        return name == 'tracking' or super()._valid_field_parameter(field, name)

    def unlink(self):
        moves = self.mapped('move_id')

        # Prevent deleting lines on posted entries
        if not self.env.context.get('force_delete', False) and any(m.state == 'posted' for m in moves):
            raise UserError(_('You cannot delete an item linked to a posted entry.'))

        # Check the lines are not reconciled (partially or not).
        self._check_reconciliation()

        # Check the lock date.
        moves._check_fiscalyear_lock_date()

        # Check the tax lock date.
        self._check_tax_lock_date()

        res = super(AccountMoveLine, self).unlink()

        # Check total_debit == total_credit in the related moves.
        if self._context.get('check_move_validity', True):
            moves._check_balanced()

        return res

    @api.model
    def default_get(self, default_fields):
        # OVERRIDE
        values = super(AccountMoveLine, self).default_get(default_fields)

        if 'account_id' in default_fields \
            and (self._context.get('journal_id') or self._context.get('default_journal_id')) \
            and not values.get('account_id') \
            and self._context.get('default_move_type') in self.move_id.get_inbound_types():
            # Fill missing 'account_id'.
            journal = self.env['account.journal'].browse(self._context.get('default_journal_id') or self._context['journal_id'])
            values['account_id'] = journal.default_credit_account_id.id
        elif 'account_id' in default_fields \
            and (self._context.get('journal_id') or self._context.get('default_journal_id')) \
            and not values.get('account_id') \
            and self._context.get('default_move_type') in self.move_id.get_outbound_types():
            # Fill missing 'account_id'.
            journal = self.env['account.journal'].browse(self._context.get('default_journal_id') or self._context['journal_id'])
            values['account_id'] = journal.default_debit_account_id.id
        elif self._context.get('line_ids') and any(field_name in default_fields for field_name in ('debit', 'credit', 'account_id', 'partner_id')):
            move = self.env['account.move'].new({'line_ids': self._context['line_ids']})

            # Suggest default value for debit / credit to balance the journal entry.
            balance = sum(line['debit'] - line['credit'] for line in move.line_ids)
            # if we are here, line_ids is in context, so journal_id should also be.
            journal = self.env['account.journal'].browse(self._context.get('default_journal_id') or self._context['journal_id'])
            currency = journal.exists() and journal.company_id.currency_id
            if currency:
                balance = currency.round(balance)
            if balance < 0.0:
                values.update({'debit': -balance})
            if balance > 0.0:
                values.update({'credit': balance})

            # Suggest default value for 'partner_id'.
            if 'partner_id' in default_fields and not values.get('partner_id'):
                if len(move.line_ids[-2:]) == 2 and  move.line_ids[-1].partner_id == move.line_ids[-2].partner_id != False:
                    values['partner_id'] = move.line_ids[-2:].mapped('partner_id').id

            # Suggest default value for 'account_id'.
            if 'account_id' in default_fields and not values.get('account_id'):
                if len(move.line_ids[-2:]) == 2 and  move.line_ids[-1].account_id == move.line_ids[-2].account_id != False:
                    values['account_id'] = move.line_ids[-2:].mapped('account_id').id
        if values.get('display_type'):
            values.pop('account_id', None)
        return values

    @api.depends('ref', 'move_id')
    def name_get(self):
        result = []
        for line in self:
            name = line.move_id.name or ''
            if line.ref:
                name += " (%s)" % line.ref
            name += (line.name or line.product_id.display_name) and (' ' + (line.name or line.product_id.display_name)) or ''
            result.append((line.id, name))
        return result

    # -------------------------------------------------------------------------
    # TRACKING METHODS
    # -------------------------------------------------------------------------

    def _get_formated_values(self, tracked_field):
        if tracked_field.get('field_type') in ('date', 'datetime'):
            return {
                'old_value': format_date(self.env, fields.Datetime.from_string(tracked_field.get('old_value_datetime'))),
                'new_value': format_date(self.env, fields.Datetime.from_string(tracked_field.get('new_value_datetime'))),
            }
        elif tracked_field.get('field_type') in ('one2many', 'many2many', 'many2one'):
            return {
                'old_value': tracked_field.get('old_value_char', ''),
                'new_value': tracked_field.get('new_value_char', '')
            }
        else:
            return {
                'old_value': [val for key, val in tracked_field.items() if 'old_value' in key][0], # Get the first element because we create a list like ['Elem']
                'new_value': [val for key, val in tracked_field.items() if 'new_value' in key][0], # Get the first element because we create a list like ['Elem']
            }

    def _get_tracking_field_string(self, fields):
        ARROW_RIGHT = '<span aria-label="Changed" class="fa fa-long-arrow-alt-right" role="img" title="Changed"></span>'
        msg = '<ul>'
        for field in fields:
            redirect_link = '<a href=# data-oe-model=account.move.line data-oe-id=%d>#%d</a>' % (field['line_id'], field['line_id']) # Account move line link
            if field.get('error', False):
                msg += '<li>%s: %s</li>' % (
                    field['field_error'],
                    _('A modification has been operated on the line %s.', redirect_link)
                )
            else:
                msg += '<li>%s: %s %s %s (%s)</li>' % (field['field_name'], field['old_value'], ARROW_RIGHT, field['new_value'], redirect_link)
        msg += '</ul>'
        return msg

    # -------------------------------------------------------------------------
    # RECONCILIATION
    # -------------------------------------------------------------------------

    def _prepare_reconciliation_partials(self):
        ''' Prepare the partials on the current journal items to perform the reconciliation.
        /!\ The order of records in self is important because the journal items will be reconciled using this order.

        :return: A recordset of account.partial.reconcile.
        '''
        debit_lines = iter(self.filtered('debit'))
        credit_lines = iter(self.filtered('credit'))
        debit_line = None
        credit_line = None

        debit_amount_residual = 0.0
        debit_amount_residual_currency = 0.0
        credit_amount_residual = 0.0
        credit_amount_residual_currency = 0.0
        debit_line_currency = None
        credit_line_currency = None

        partials_vals_list = []

        while True:

            # Move to the next available debit line.
            if not debit_line:
                debit_line = next(debit_lines, None)
                if not debit_line:
                    break
                debit_amount_residual = debit_line.amount_residual

                if debit_line.currency_id:
                    debit_amount_residual_currency = debit_line.amount_residual_currency
                    debit_line_currency = debit_line.currency_id
                else:
                    debit_amount_residual_currency = debit_amount_residual
                    debit_line_currency = debit_line.company_currency_id

            # Move to the next available credit line.
            if not credit_line:
                credit_line = next(credit_lines, None)
                if not credit_line:
                    break
                credit_amount_residual = credit_line.amount_residual

                if credit_line.currency_id:
                    credit_amount_residual_currency = credit_line.amount_residual_currency
                    credit_line_currency = credit_line.currency_id
                else:
                    credit_amount_residual_currency = credit_amount_residual
                    credit_line_currency = credit_line.company_currency_id

            min_amount_residual = min(debit_amount_residual, -credit_amount_residual)

            if debit_line_currency == credit_line_currency:
                # Reconcile on the same currency.

                # The debit line is now fully reconciled.
                if debit_line_currency.is_zero(debit_amount_residual_currency) or debit_amount_residual_currency < 0.0:
                    debit_line = None
                    continue

                # The credit line is now fully reconciled.
                if credit_line_currency.is_zero(credit_amount_residual_currency) or credit_amount_residual_currency > 0.0:
                    credit_line = None
                    continue

                min_amount_residual_currency = min(debit_amount_residual_currency, -credit_amount_residual_currency)
                min_debit_amount_residual_currency = min_amount_residual_currency
                min_credit_amount_residual_currency = min_amount_residual_currency

            else:
                # Reconcile on the company's currency.

                # The debit line is now fully reconciled.
                if debit_line.company_currency_id.is_zero(debit_amount_residual) or debit_amount_residual < 0.0:
                    debit_line = None
                    continue

                # The credit line is now fully reconciled.
                if credit_line.company_currency_id.is_zero(credit_amount_residual) or credit_amount_residual > 0.0:
                    credit_line = None
                    continue

                min_debit_amount_residual_currency = credit_line.company_currency_id._convert(
                    min_amount_residual,
                    debit_line.currency_id,
                    credit_line.company_id,
                    credit_line.date,
                )
                min_credit_amount_residual_currency = debit_line.company_currency_id._convert(
                    min_amount_residual,
                    credit_line.currency_id,
                    debit_line.company_id,
                    debit_line.date,
                )

            debit_amount_residual -= min_amount_residual
            debit_amount_residual_currency -= min_debit_amount_residual_currency
            credit_amount_residual += min_amount_residual
            credit_amount_residual_currency += min_credit_amount_residual_currency

            partials_vals_list.append({
                'amount': min_amount_residual,
                'debit_amount_currency': min_debit_amount_residual_currency,
                'credit_amount_currency': min_credit_amount_residual_currency,
                'debit_move_id': debit_line.id,
                'credit_move_id': credit_line.id,
            })

        return partials_vals_list

    def _create_exchange_difference_move(self):
        ''' Create the exchange difference journal entry on the current journal items.
        :return: An account.move record.
        '''

        def _add_lines_to_exchange_difference_vals(lines, exchange_diff_move_vals):
            ''' Generate the exchange difference values used to create the journal items
            in order to fix the residual amounts and add them into 'exchange_diff_move_vals'.

            1) When reconciled on the same foreign currency, the journal items are
            fully reconciled regarding this currency but it could be not the case
            of the balance that is expressed using the company's currency. In that
            case, we need to create exchange difference journal items to ensure this
            residual amount reaches zero.

            2) When reconciled on the company currency but having different foreign
            currencies, the journal items are fully reconciled regarding the company
            currency but it's not always the case for the foreign currencies. In that
            case, the exchange difference journal items are created to ensure this
            residual amount in foreign currency reaches zero.

            :param lines:                   The account.move.lines to which fix the residual amounts.
            :param exchange_diff_move_vals: The current vals of the exchange difference journal entry.
            :return:                        A list of pair <line, sequence> to perform the reconciliation
                                            at the creation of the exchange difference move where 'line'
                                            is the account.move.line to which the 'sequence'-th exchange
                                            difference line will be reconciled with.
            '''
            journal = self.env['account.journal'].browse(exchange_diff_move_vals['journal_id'])
            to_reconcile = []

            for line in lines:

                exchange_diff_move_vals['date'] = max(exchange_diff_move_vals['date'], line.date)

                if not line.company_currency_id.is_zero(line.amount_residual):
                    # amount_residual_currency == 0 and amount_residual has to be fixed.

                    if line.amount_residual > 0.0:
                        exchange_line_account = journal.default_debit_account_id
                    else:
                        exchange_line_account = journal.default_credit_account_id

                elif line.currency_id and not line.currency_id.is_zero(line.amount_residual_currency):
                    # amount_residual == 0 and amount_residual_currency has to be fixed.

                    if line.amount_residual_currency > 0.0:
                        exchange_line_account = journal.default_debit_account_id
                    else:
                        exchange_line_account = journal.default_credit_account_id

                else:
                    continue

                sequence = len(exchange_diff_move_vals['line_ids'])
                exchange_diff_move_vals['line_ids'] += [
                    (0, 0, {
                        'name': _('Currency exchange rate difference'),
                        'debit': -line.amount_residual if line.amount_residual < 0.0 else 0.0,
                        'credit': line.amount_residual if line.amount_residual > 0.0 else 0.0,
                        'amount_currency': -line.amount_residual_currency,
                        'account_id': line.account_id.id,
                        'currency_id': line.currency_id.id,
                        'partner_id': line.partner_id.id,
                        'sequence': sequence,
                    }),
                    (0, 0, {
                        'name': _('Currency exchange rate difference'),
                        'debit': line.amount_residual if line.amount_residual > 0.0 else 0.0,
                        'credit': -line.amount_residual if line.amount_residual < 0.0 else 0.0,
                        'amount_currency': line.amount_residual_currency,
                        'account_id': exchange_line_account.id,
                        'currency_id': line.currency_id.id,
                        'partner_id': line.partner_id.id,
                        'sequence': sequence + 1,
                    }),
                ]

                to_reconcile.append((line, sequence))

            return to_reconcile

        def _add_cash_basis_lines_to_exchange_difference_vals(lines, exchange_diff_move_vals):
            ''' Generate the exchange difference values used to create the journal items
            in order to fix the cash basis lines using the transfer account in a multi-currencies
            environment when this account is not a reconcile one.

            When the tax cash basis journal entries are generated and all involved
            transfer account set on taxes are all reconcilable, the account balance
            will be reset to zero by the exchange difference journal items generated
            above. However, this mechanism will not work if there is any transfer
            accounts that are not reconcile and we are generating the cash basis
            journal items in a foreign currency. In that specific case, we need to
            generate extra journal items at the generation of the exchange difference
            journal entry to ensure this balance is reset to zero and then, will not
            appear on the tax report leading to erroneous tax base amount / tax amount.

            :param lines:                   The account.move.lines to which fix the residual amounts.
            :param exchange_diff_move_vals: The current vals of the exchange difference journal entry.
            '''
            for move in lines.move_id:
                transfer_account_vals_to_fix = {}

                move_values = move._collect_tax_cash_basis_values()

                # The cash basis doesn't need to be handle for this move because there is another payment term
                # line that is not yet fully paid.
                if not move_values or not move_values['is_fully_paid']:
                    continue

                # The percentage of the tax cash basis entries are expressed using the company's currency and then,
                # there is no exchange difference to make for such journal entry.
                if move_values['currency'] == move.company_id.currency_id:
                    continue

                # ==========================================================================
                # Add the balance of all tax lines of the current move in order in order
                # to compute the residual amount for each of them.
                # ==========================================================================

                is_exchange_diff_needed = False
                for line in move_values['to_process_lines']:

                    if not line.tax_repartition_line_id:
                        continue

                    if not line.account_id.reconcile:
                        is_exchange_diff_needed = True
                        grouping_key = self.env['account.partial.reconcile']._get_cash_basis_tax_line_grouping_key_from_record(line)
                        transfer_account_vals_to_fix[grouping_key] = {
                            'account_id': line.account_id.id,
                            'currency_id': line.currency_id.id,
                            'partner_id': line.partner_id.id,
                            'tax_base_amount': line.tax_base_amount,
                            'tax_repartition_line_id': line.tax_repartition_line_id.id,
                            'tax_ids': [(6, 0, line.tax_ids.ids)],
                            'tax_tag_ids': [(6, 0, line._convert_tags_for_cash_basis(line.tax_tag_ids).ids)],
                            'debit': line.debit,
                            'credit': line.credit,
                        }

                # No tax line on the current move.
                if not is_exchange_diff_needed:
                    continue

                # ==========================================================================
                # Subtract the balance of all previously generated cash basis journal entries
                # in order to retrieve the residual balance of each involved transfer account.
                # ==========================================================================

                cash_basis_moves = self.env['account.move'].search([('tax_cash_basis_move_id', '=', move.id)])
                for line in cash_basis_moves.line_ids:
                    if not line.tax_repartition_line_id:
                        continue

                    grouping_key = self.env['account.partial.reconcile']._get_cash_basis_tax_line_grouping_key_from_record(
                        line,
                        account=line.tax_line_id.cash_basis_transition_account_id,
                    )

                    if grouping_key not in transfer_account_vals_to_fix:
                        continue

                    transfer_account_vals_to_fix[grouping_key]['debit'] -= line.debit
                    transfer_account_vals_to_fix[grouping_key]['credit'] -= line.credit

                # ==========================================================================
                # Generate the exchange difference journal items to reset the balance of
                # all transfer account to zero.
                # ==========================================================================

                for values in transfer_account_vals_to_fix.values():
                    balance = values['debit'] - values['credit']
                    values.update({
                        'debit': balance if balance > 0.0 else 0.0,
                        'credit': -balance if balance < 0.0 else 0.0,
                    })

                    account = self.env['account.account'].browse(values['account_id'])
                    if account.company_id.currency_id.is_zero(balance):
                        continue

                    journal = account.company_id.currency_exchange_journal_id

                    if balance > 0.0:
                        exchange_line_account = journal.default_debit_account_id
                    else:
                        exchange_line_account = journal.default_credit_account_id

                    sequence = len(exchange_diff_move_vals['line_ids'])
                    exchange_diff_move_vals['line_ids'] += [
                        (0, 0, {
                            **values,
                            'name': _('Currency exchange rate difference (cash basis)'),
                            'debit': values['credit'],
                            'credit': values['debit'],
                            'amount_currency': 0.0,
                            'sequence': sequence,
                        }),
                        (0, 0, {
                            **values,
                            'name': _('Currency exchange rate difference (cash basis)'),
                            'amount_currency': 0.0,
                            'account_id': exchange_line_account.id,
                            'sequence': sequence + 1,
                        }),
                    ]

        if not self:
            return self.env['account.move']

        company = self[0].company_id
        journal = company.currency_exchange_journal_id

        # Check the configuration of the exchange difference journal.
        if not journal:
            raise UserError(_("You should configure the 'Exchange Rate Journal' in the accounting settings, to manage automatically the booking of accounting entries related to differences between exchange rates."))
        if not journal.default_debit_account_id.id:
            raise UserError(_("You should configure the 'Loss Exchange Rate Account' in the accounting settings, to manage automatically the booking of accounting entries related to differences between exchange rates."))
        if not journal.default_credit_account_id.id:
            raise UserError(_("You should configure the 'Gain Exchange Rate Account' in the accounting settings, to manage automatically the booking of accounting entries related to differences between exchange rates."))

        exchange_diff_move_vals = {
            'move_type': 'entry',
            'date': date.min,
            'journal_id': journal.id,
            'line_ids': [],
        }

        # Fix residual amounts.
        to_reconcile = _add_lines_to_exchange_difference_vals(self, exchange_diff_move_vals)

        # Fix cash basis entries.
        is_cash_basis_needed = self[0].account_internal_type in ('receivable', 'payable')
        if is_cash_basis_needed:
            _add_cash_basis_lines_to_exchange_difference_vals(self, exchange_diff_move_vals)

        # ==========================================================================
        # Create move and reconcile.
        # ==========================================================================

        if exchange_diff_move_vals['line_ids']:
            exchange_diff_move_vals['date'] = max(exchange_diff_move_vals['date'], company._get_user_fiscal_lock_date())

            exchange_move = self.env['account.move'].create(exchange_diff_move_vals)
        else:
            return None

        # Reconcile lines to the newly created exchange difference journal entry by creating more partials.
        partials_vals_list = []
        for source_line, sequence in to_reconcile:
            exchange_diff_line = exchange_move.line_ids[sequence]

            if source_line.company_currency_id.is_zero(source_line.amount_residual):
                exchange_field = 'amount_residual_currency'
            else:
                exchange_field = 'amount_residual'

            if exchange_diff_line[exchange_field] > 0.0:
                debit_line = exchange_diff_line
                credit_line = source_line
            else:
                debit_line = source_line
                credit_line = exchange_diff_line

            partials_vals_list.append({
                'amount': abs(source_line.amount_residual),
                'debit_amount_currency': abs(debit_line.amount_residual_currency),
                'credit_amount_currency': abs(credit_line.amount_residual_currency),
                'debit_move_id': debit_line.id,
                'credit_move_id': credit_line.id,
            })

        self.env['account.partial.reconcile'].create(partials_vals_list)

        return exchange_move

    def reconcile(self):
        ''' Reconcile the current move lines all together.
        :return: A dictionary representing a summary of what has been done during the reconciliation:
                * partials:             A recorset of all account.partial.reconcile created during the reconciliation.
                * full_reconcile:       An account.full.reconcile record created when there is nothing left to reconcile
                                        in the involved lines.
                * tax_cash_basis_moves: An account.move recordset representing the tax cash basis journal entries.
        '''
        results = {}

        if not self:
            return results

        # List unpaid invoices
        not_paid_invoices = self.move_id.filtered(
            lambda move: move.is_invoice(include_receipts=True) and move.payment_state not in ('paid', 'in_payment')
        )

        # ==== Check the lines can be reconciled together ====
        company = None
        account = None
        for line in self:
            if line.reconciled:
                raise UserError(_("You are trying to reconcile some entries that are already reconciled."))
            if not line.account_id.reconcile and line.account_id.internal_type != 'liquidity':
                raise UserError(_("Account %s does not allow reconciliation. First change the configuration of this account to allow it.")
                                % line.account_id.display_name)
            if line.move_id.state != 'posted':
                raise UserError(_('You can only reconcile posted entries.'))
            if company is None:
                company = line.company_id
            elif line.company_id != company:
                raise UserError(_("Entries doesn't belong to the same company: %s != %s")
                                % (company.display_name, line.company_id.display_name))
            if account is None:
                account = line.account_id
            elif line.account_id != account:
                raise UserError(_("Entries are not from the same account: %s != %s")
                                % (account.display_name, line.account_id.display_name))

        sorted_lines = self.sorted(key=lambda line: (line.date_maturity or line.date, line.currency_id))

        # ==== Collect all involved lines through the existing reconciliation ====

        involved_lines = sorted_lines
        involved_partials = self.env['account.partial.reconcile']
        current_lines = involved_lines
        current_partials = involved_partials
        while current_lines:
            current_partials = (current_lines.matched_debit_ids + current_lines.matched_credit_ids) - current_partials
            involved_partials += current_partials
            current_lines = (current_partials.debit_move_id + current_partials.credit_move_id) - current_lines
            involved_lines += current_lines

        # ==== Create partials ====

        partials = self.env['account.partial.reconcile'].create(sorted_lines._prepare_reconciliation_partials())

        # Track newly created partials.
        results['partials'] = partials
        involved_partials += partials

        # ==== Create entries for cash basis taxes ====

        is_cash_basis_needed = account.user_type_id.type in ('receivable', 'payable')
        if is_cash_basis_needed:
            tax_cash_basis_moves = partials._create_tax_cash_basis_moves()
            results['tax_cash_basis_moves'] = tax_cash_basis_moves

        # ==== Check if a full reconcile is needed ====

        if involved_lines[0].currency_id and all(line.currency_id == involved_lines[0].currency_id for line in involved_lines):
            is_full_needed = all(line.currency_id.is_zero(line.amount_residual_currency) for line in involved_lines)
        else:
            is_full_needed = all(line.company_currency_id.is_zero(line.amount_residual) for line in involved_lines)

        if is_full_needed:

            # ==== Create the exchange difference move ====

            if self._context.get('no_exchange_difference'):
                exchange_move = None
            else:
                exchange_move = involved_lines._create_exchange_difference_move()
                if exchange_move:
                    exchange_move_lines = exchange_move.line_ids.filtered(lambda line: line.account_id == account)

                    # Track newly created lines.
                    involved_lines += exchange_move_lines

                    # Track newly created partials.
                    exchange_diff_partials = exchange_move_lines.matched_debit_ids \
                                             + exchange_move_lines.matched_credit_ids
                    involved_partials += exchange_diff_partials
                    results['partials'] += exchange_diff_partials

                    exchange_move.post()

            # ==== Create the full reconcile ====

            results['full_reconcile'] = self.env['account.full.reconcile'].create({
                'exchange_move_id': exchange_move and exchange_move.id,
                'partial_reconcile_ids': [(6, 0, involved_partials.ids)],
                'reconciled_line_ids': [(6, 0, involved_lines.ids)],
            })

        # Trigger action for paid invoices
        not_paid_invoices\
            .filtered(lambda move: move.payment_state in ('paid', 'in_payment'))\
            .action_invoice_paid()

        return results

    def _create_writeoff(self, writeoff_vals):
        """ Create a writeoff move per journal for the account.move.lines in self. If debit/credit is not specified in vals,
            the writeoff amount will be computed as the sum of amount_residual of the given recordset.
            :param writeoff_vals: list of dicts containing values suitable for account_move_line.create(). The data in vals will
                be processed to create bot writeoff account.move.line and their enclosing account.move.
        """
        def compute_writeoff_counterpart_vals(values):
            line_values = values.copy()
            line_values['debit'], line_values['credit'] = line_values['credit'], line_values['debit']
            if 'amount_currency' in values:
                line_values['amount_currency'] = -line_values['amount_currency']
            return line_values
        # Group writeoff_vals by journals
        writeoff_dict = {}
        for val in writeoff_vals:
            journal_id = val.get('journal_id', False)
            if not writeoff_dict.get(journal_id, False):
                writeoff_dict[journal_id] = [val]
            else:
                writeoff_dict[journal_id].append(val)

        partner_id = self.env['res.partner']._find_accounting_partner(self[0].partner_id).id
        company_currency = self[0].account_id.company_id.currency_id
        writeoff_currency = self[0].account_id.currency_id or company_currency
        line_to_reconcile = self.env['account.move.line']
        # Iterate and create one writeoff by journal
        writeoff_moves = self.env['account.move']
        for journal_id, lines in writeoff_dict.items():
            total = 0
            total_currency = 0
            writeoff_lines = []
            date = fields.Date.today()
            for vals in lines:
                # Check and complete vals
                if 'account_id' not in vals or 'journal_id' not in vals:
                    raise UserError(_("It is mandatory to specify an account and a journal to create a write-off."))
                if ('debit' in vals) ^ ('credit' in vals):
                    raise UserError(_("Either pass both debit and credit or none."))
                if 'date' not in vals:
                    vals['date'] = self._context.get('date_p') or fields.Date.today()
                vals['date'] = fields.Date.to_date(vals['date'])
                if vals['date'] and vals['date'] < date:
                    date = vals['date']
                if 'name' not in vals:
                    vals['name'] = self._context.get('comment') or _('Write-Off')
                if 'analytic_account_id' not in vals:
                    vals['analytic_account_id'] = self.env.context.get('analytic_id', False)
                #compute the writeoff amount if not given
                if 'credit' not in vals and 'debit' not in vals:
                    amount = sum([r.amount_residual for r in self])
                    vals['credit'] = amount > 0 and amount or 0.0
                    vals['debit'] = amount < 0 and abs(amount) or 0.0
                vals['partner_id'] = partner_id
                total += vals['debit']-vals['credit']
                if 'amount_currency' not in vals and writeoff_currency != company_currency:
                    vals['currency_id'] = writeoff_currency.id
                    sign = 1 if vals['debit'] > 0 else -1
                    vals['amount_currency'] = sign * abs(sum([r.amount_residual_currency for r in self]))
                    total_currency += vals['amount_currency']

                writeoff_lines.append(compute_writeoff_counterpart_vals(vals))

            # Create balance line
            writeoff_lines.append({
                'name': _('Write-Off'),
                'debit': total > 0 and total or 0.0,
                'credit': total < 0 and -total or 0.0,
                'amount_currency': total_currency,
                'currency_id': total_currency and writeoff_currency.id or False,
                'journal_id': journal_id,
                'account_id': self[0].account_id.id,
                'partner_id': partner_id
                })

            # Create the move
            writeoff_move = self.env['account.move'].create({
                'journal_id': journal_id,
                'date': date,
                'state': 'draft',
                'line_ids': [(0, 0, line) for line in writeoff_lines],
            })
            writeoff_moves += writeoff_move
            line_to_reconcile += writeoff_move.line_ids.filtered(lambda r: r.account_id == self[0].account_id).sorted(key='id')[-1:]

        #post all the writeoff moves at once
        if writeoff_moves:
            writeoff_moves.post()

        # Return the writeoff move.line which is to be reconciled
        return line_to_reconcile

    def remove_move_reconcile(self):
        """ Undo a reconciliation """
        (self.matched_debit_ids + self.matched_credit_ids).unlink()

    def _copy_data_extend_business_fields(self, values):
        ''' Hook allowing copying business fields under certain conditions.
        E.g. The link to the sale order lines must be preserved in case of a refund.
        '''
        self.ensure_one()

    def copy_data(self, default=None):
        res = super(AccountMoveLine, self).copy_data(default=default)
        for line, values in zip(self, res):
            # Don't copy the name of a payment term line.
            if line.move_id.is_invoice() and line.account_id.user_type_id.type in ('receivable', 'payable'):
                values['name'] = ''
            if self._context.get('include_business_fields'):
                line._copy_data_extend_business_fields(values)
        return res

    # -------------------------------------------------------------------------
    # MISC
    # -------------------------------------------------------------------------

    def _get_analytic_tag_ids(self):
        self.ensure_one()
        return self.analytic_tag_ids.filtered(lambda r: not r.active_analytic_distribution).ids

    def create_analytic_lines(self):
        """ Create analytic items upon validation of an account.move.line having an analytic account or an analytic distribution.
        """
        lines_to_create_analytic_entries = self.env['account.move.line']
        analytic_line_vals = []
        for obj_line in self:
            for tag in obj_line.analytic_tag_ids.filtered('active_analytic_distribution'):
                for distribution in tag.analytic_distribution_ids:
                    analytic_line_vals.append(obj_line._prepare_analytic_distribution_line(distribution))
            if obj_line.analytic_account_id:
                lines_to_create_analytic_entries |= obj_line

        # create analytic entries in batch
        if lines_to_create_analytic_entries:
            analytic_line_vals += lines_to_create_analytic_entries._prepare_analytic_line()

        self.env['account.analytic.line'].create(analytic_line_vals)

    def _prepare_analytic_line(self):
        """ Prepare the values used to create() an account.analytic.line upon validation of an account.move.line having
            an analytic account. This method is intended to be extended in other modules.
            :return list of values to create analytic.line
            :rtype list
        """
        result = []
        for move_line in self:
            amount = (move_line.credit or 0.0) - (move_line.debit or 0.0)
            default_name = move_line.name or (move_line.ref or '/' + ' -- ' + (move_line.partner_id and move_line.partner_id.name or '/'))
            result.append({
                'name': default_name,
                'date': move_line.date,
                'account_id': move_line.analytic_account_id.id,
                'group_id': move_line.analytic_account_id.group_id.id,
                'tag_ids': [(6, 0, move_line._get_analytic_tag_ids())],
                'unit_amount': move_line.quantity,
                'product_id': move_line.product_id and move_line.product_id.id or False,
                'product_uom_id': move_line.product_uom_id and move_line.product_uom_id.id or False,
                'amount': amount,
                'general_account_id': move_line.account_id.id,
                'ref': move_line.ref,
                'move_id': move_line.id,
                'user_id': move_line.move_id.invoice_user_id.id or self._uid,
                'partner_id': move_line.partner_id.id,
                'company_id': move_line.analytic_account_id.company_id.id or self.env.company.id,
            })
        return result

    def _prepare_analytic_distribution_line(self, distribution):
        """ Prepare the values used to create() an account.analytic.line upon validation of an account.move.line having
            analytic tags with analytic distribution.
        """
        self.ensure_one()
        amount = -self.balance * distribution.percentage / 100.0
        default_name = self.name or (self.ref or '/' + ' -- ' + (self.partner_id and self.partner_id.name or '/'))
        return {
            'name': default_name,
            'date': self.date,
            'account_id': distribution.account_id.id,
            'partner_id': self.partner_id.id,
            'tag_ids': [(6, 0, [distribution.tag_id.id] + self._get_analytic_tag_ids())],
            'unit_amount': self.quantity,
            'product_id': self.product_id and self.product_id.id or False,
            'product_uom_id': self.product_uom_id and self.product_uom_id.id or False,
            'amount': amount,
            'general_account_id': self.account_id.id,
            'ref': self.ref,
            'move_id': self.id,
            'user_id': self.move_id.invoice_user_id.id or self._uid,
            'company_id': distribution.account_id.company_id.id or self.env.company.id,
        }

    @api.model
    def _query_get(self, domain=None):
        self.check_access_rights('read')

        context = dict(self._context or {})
        domain = domain or []
        if not isinstance(domain, (list, tuple)):
            domain = ast.literal_eval(domain)

        date_field = 'date'
        if context.get('aged_balance'):
            date_field = 'date_maturity'
        if context.get('date_to'):
            domain += [(date_field, '<=', context['date_to'])]
        if context.get('date_from'):
            if not context.get('strict_range'):
                domain += ['|', (date_field, '>=', context['date_from']), ('account_id.user_type_id.include_initial_balance', '=', True)]
            elif context.get('initial_bal'):
                domain += [(date_field, '<', context['date_from'])]
            else:
                domain += [(date_field, '>=', context['date_from'])]

        if context.get('journal_ids'):
            domain += [('journal_id', 'in', context['journal_ids'])]

        state = context.get('state')
        if state and state.lower() != 'all':
            domain += [('move_id.state', '=', state)]

        if context.get('company_id'):
            domain += [('company_id', '=', context['company_id'])]
        elif context.get('allowed_company_ids'):
            domain += [('company_id', 'in', self.env.companies.ids)]
        else:
            domain += [('company_id', '=', self.env.company.id)]

        if context.get('reconcile_date'):
            domain += ['|', ('reconciled', '=', False), '|', ('matched_debit_ids.max_date', '>', context['reconcile_date']), ('matched_credit_ids.max_date', '>', context['reconcile_date'])]

        if context.get('account_tag_ids'):
            domain += [('account_id.tag_ids', 'in', context['account_tag_ids'].ids)]

        if context.get('account_ids'):
            domain += [('account_id', 'in', context['account_ids'].ids)]

        if context.get('analytic_tag_ids'):
            domain += [('analytic_tag_ids', 'in', context['analytic_tag_ids'].ids)]

        if context.get('analytic_account_ids'):
            domain += [('analytic_account_id', 'in', context['analytic_account_ids'].ids)]

        if context.get('partner_ids'):
            domain += [('partner_id', 'in', context['partner_ids'].ids)]

        if context.get('partner_categories'):
            domain += [('partner_id.category_id', 'in', context['partner_categories'].ids)]

        where_clause = ""
        where_clause_params = []
        tables = ''
        if domain:
            domain.append(('display_type', 'not in', ('line_section', 'line_note')))
            domain.append(('move_id.state', '!=', 'cancel'))

            query = self._where_calc(domain)

            # Wrap the query with 'company_id IN (...)' to avoid bypassing company access rights.
            self._apply_ir_rules(query)

            tables, where_clause, where_clause_params = query.get_sql()
        return tables, where_clause, where_clause_params

    def _reconciled_lines(self):
        ids = []
        for aml in self.filtered('account_id.reconcile'):
            ids.extend([r.debit_move_id.id for r in aml.matched_debit_ids] if aml.credit > 0 else [r.credit_move_id.id for r in aml.matched_credit_ids])
            ids.append(aml.id)
        return ids

    def open_reconcile_view(self):
        [action] = self.env.ref('account.action_account_moves_all_a').read()
        ids = self._reconciled_lines()
        action['domain'] = [('id', 'in', ids)]
        return action

    def action_accrual_entry(self):
        [action] = self.env.ref('account.account_accrual_accounting_wizard_action').read()
        action['context'] = self.env.context
        return action

    @api.model
    def _get_suspense_moves_domain(self):
        return [
            ('move_id.to_check', '=', True),
            ('full_reconcile_id', '=', False),
            ('statement_line_id', '!=', False),
        ]

    def action_transfer_accounts_wizard(self):
        wizard = self.env['account.transfer.wizard'].create({})

        return {
            'name': _("Transfer Entries"),
            'type': 'ir.actions.act_window',
            'view_type': 'form',
            'view_mode': 'form',
            'res_model': 'account.transfer.wizard',
            'res_id': wizard.id,
            'target': 'new',
            'context': self.env.context,
        }

    def _get_attachment_domains(self):
        self.ensure_one()
        domains = [[('res_model', '=', 'account.move'), ('res_id', '=', self.move_id.id)]]
        if self.statement_id:
            domains.append([('res_model', '=', 'account.bank.statement'), ('res_id', '=', self.statement_id.id)])
        if self.payment_id:
            domains.append([('res_model', '=', 'account.payment'), ('res_id', '=', self.payment_id.id)])
        return domains

    def _convert_tags_for_cash_basis(self, tags):
        """ Cash basis entries are managed by the tax report just like misc operations.
        So it means that the tax report will not apply any additional multiplicator
        to the balance of the cash basis lines.

        For invoices move lines whose multiplicator would have been -1 (if their
        taxes had not CABA), it will hence cause sign inversion if we directly copy
        the tags from those lines. Instead, we need to invert all the signs from these
        tags (if they come from tax report lines; tags created in data for financial
        reports will stay onchanged).
        """
        self.ensure_one()
        tax_multiplicator = (self.journal_id.type == 'sale' and -1 or 1) * (self.move_id.move_type in ('in_refund', 'out_refund') and -1 or 1)
        if tax_multiplicator == -1:
            # Take the opposite tags instead
            return self._revert_signed_tags(tags)

        return tags

    @api.model
    def _revert_signed_tags(self, tags):
        rslt = self.env['account.account.tag']
        for tag in tags:
            if tag.tax_report_line_ids:
                # tag created by an account.tax.report.line
                new_tag = tag.tax_report_line_ids[0].tag_ids.filtered(lambda x: x.tax_negate != tag.tax_negate)
                rslt += new_tag
            else:
                # tag created in data for use by an account.financial.html.report.line
                rslt += tag

        return rslt
