scop_contribution.py

# © 2020 Le Filament (<http://www.le-filament.com>)
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).

from odoo import models, fields, api


class ScopContributions(models.Model):
    _inherit = "scop.contribution"

    invoice_id = fields.Many2one(
        comodel_name='account.invoice',
        string='Facture liée',
        ondelete='cascade')
    amount_paid = fields.Float(
        compute='_compute_amount_paid', store=True)
    amount_remaining = fields.Float(
        compute='_compute_amount_remaining_previous', store=True)
    is_exempt = fields.Boolean(
        string='Exonération',
        compute='_compute_is_exempt',
        default=False
    )

    @api.depends('amount_remaining')
    @api.multi
    def _compute_amount_paid(self):
        for r in self:
            r.amount_paid = r.invoice_id.amount_total - r.amount_remaining

    @api.depends('invoice_id.residual')
    @api.multi
    def _compute_amount_remaining_previous(self):
        for r in self:
            r.amount_remaining = r.invoice_id.residual

    @api.multi
    def _compute_is_exempt(self):
        for contrib in self:
            if contrib.invoice_id:
                is_refund = contrib.invoice_id.search([
                    ('refund_invoice_id', '=', contrib.invoice_id.id),
                    ('state', 'in', ['open', 'paid'])])
                if is_refund:
                    contrib.is_exempt = True
                else:
                    contrib.is_exempt = False
            else:
                contrib.is_exempt = False

    def view_refund(self):
        tree_id = self.env.ref(
            'cgscop_cotisation.invoice_scop_contribution_refund_tree').id
        refund_ids = self.invoice_id.search([
            ('refund_invoice_id', '=', self.invoice_id.id),
            ('state', 'in', ['open', 'paid'])
        ])
        print(refund_ids)
        print(tree_id)
        return {
            'type': 'ir.actions.act_window',
            'name': 'Exonérations',
            'res_model': 'account.invoice',
            'views': [[tree_id, 'tree']],
            'target': 'new',
            'domain': [['id', 'in', refund_ids.ids]],
            'flags': {'action_buttons': False}
        }