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61 lines
2.1 KiB
61 lines
2.1 KiB
# Copyright 2017 Carlos Dauden - Tecnativa <carlos.dauden@tecnativa.com>
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
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from odoo import api, fields, models
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class ContractContract(models.Model):
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_inherit = 'contract.contract'
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mandate_id = fields.Many2one(
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comodel_name='account.banking.mandate',
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ondelete='restrict',
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string='Direct Debit Mandate',
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help="If mandate required in payment method and not set mandate, "
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"invoice takes the first valid mandate",
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index=True,
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)
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mandate_required = fields.Boolean(
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related='payment_mode_id.payment_method_id.mandate_required',
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readonly=True)
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commercial_partner_id = fields.Many2one(
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related='partner_id.commercial_partner_id',
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readonly=True,
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string='Commercial Entity',
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)
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@api.multi
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@api.onchange('payment_mode_id')
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def _onchange_payment_mode_id(self):
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self.ensure_one()
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if not self.mandate_required:
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self.mandate_id = False
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@api.multi
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def _prepare_invoice(self, date_invoice, journal=None):
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invoice_vals = super(ContractContract, self)._prepare_invoice(
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date_invoice, journal)
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if self.mandate_id:
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invoice_vals['mandate_id'] = self.mandate_id.id
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elif self.payment_mode_id.payment_method_id.mandate_required:
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mandate = self.env['account.banking.mandate'].search([
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('partner_id', '=', self.partner_id.commercial_partner_id.id),
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('state', '=', 'valid'),
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], limit=1)
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invoice_vals['mandate_id'] = mandate.id
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return invoice_vals
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@api.model
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def _finalize_invoice_creation(self, invoices):
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"""
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This override preserves the contract when calling the partner's
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onchange.
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"""
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mandates_by_invoice = {}
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for invoice in invoices:
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mandates_by_invoice[invoice] = invoice.mandate_id
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res = super(ContractContract, self)._finalize_invoice_creation(
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invoices)
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for invoice in invoices:
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invoice.mandate_id = mandates_by_invoice.get(invoice)
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return res
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