account_move.py

# Copyright 2021 Le Filament (<http://www.le-filament.com>)
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).

from dateutil.relativedelta import relativedelta
from odoo import api, fields, models


class AccountMove(models.Model):
    _inherit = "account.move"

    third_account_journal_ids = fields.Many2many(related="journal_id.third_account_ids")
    third_account_id = fields.Many2one(
        comodel_name="account.account",
        string="Compte de tiers",
    )
    display_siret = fields.Boolean(
        string="Afficher le SIRET",
        default=False,
        help="Affiche le n° SIRET sur la facture client",
    )
    fee_start_date = fields.Date(
        string="Date de début de redevance",
        compute="inverse_date_deadline",
        readonly=False,
        store=True,
        default=False
    )
    fee_deadline_date = fields.Date(
        string="Date de fin de redevance",
        compute="compute_date_deadline",
        readonly=False,
        store=True,
        default=False
    )

    # ------------------------------------------------------
    # Override Parent
    # ------------------------------------------------------
    @api.onchange("journal_id")
    def _onchange_journal_id(self):
        """
        Affecte le compte de tiers défini sur le journal
        """
        if self.journal_id.third_account_ids:
            self.third_account_id = self.journal_id.third_account_ids[0].id

    @api.onchange("third_account_id")
    def _onchange_third_account_id(self):
        """
        Affecte le compte de tiers défini sur le journal
        """
        if self.third_account_id:
            for line in self.line_ids:
                if line.account_id.user_type_id.type in ("receivable", "payable"):
                    line.account_id = self.third_account_id

    # ------------------------------------------------------
    # Override Parent
    # ------------------------------------------------------
    @api.onchange("partner_id")
    def _onchange_partner_id(self):
        """
        Affecte le compte de tiers défini sur le journal
        """
        super(AccountMove, self)._onchange_partner_id()
        if self.third_account_id:
            for line in self.line_ids:
                if line.account_id.user_type_id.type in ("receivable", "payable"):
                    line.account_id = self.third_account_id

    @api.depends("fee_start_date")
    def compute_date_deadline(self):
        """
        Calcule la date de fin de redevance si la date de début de redevance est modifiée
        """
        for invoice in self:
            if invoice.fee_start_date:
                invoice.fee_deadline_date = invoice.fee_start_date + relativedelta(days=365)

    @api.depends("fee_deadline_date")
    def inverse_date_deadline(self):
        """
        Calcule la date de début de redevance si la date de fin de redevance est modifiée
        """
        for invoice in self:
            if invoice.fee_deadline_date:
                invoice.fee_start_date = invoice.fee_deadline_date - relativedelta(days=365)