# Part of Odoo. See LICENSE file for full copyright and licensing details.

from odoo import api, fields, models


class ResPartner(models.Model):
    _inherit = 'res.partner'

    payment_token_ids = fields.One2many(
        string="Payment Tokens", comodel_name='payment.token', inverse_name='partner_id')
    payment_token_count = fields.Integer(
        string="Payment Token Count", compute='_compute_payment_token_count')

    @api.depends('payment_token_ids')
    def _compute_payment_token_count(self):
        payments_data = self.env['payment.token'].read_group(
            [('partner_id', 'in', self.ids)], ['partner_id'], ['partner_id']
        )
        partners_data = {payment_data['partner_id'][0]: payment_data['partner_id_count']
                         for payment_data in payments_data}
        for partner in self:
            partner.payment_token_count = partners_data.get(partner.id, 0)