# -*- coding: utf-8 -*-
# Copyright 2026 Nexa Systems Inc.
# License OPL-1 (Odoo Proprietary License v1.0)
# Part of the Fusion Plating product family.
#
# Sub 5 — attach delivery reverse link to fp.serial. Lives here rather
# than in fusion_plating_configurator because fusion.plating.delivery
# is defined in this module, which loads after configurator.

from odoo import api, fields, models


class FpSerial(models.Model):
    _inherit = 'fp.serial'

    delivery_ids = fields.One2many(
        'fusion.plating.delivery', 'x_fc_serial_id',
        string='Deliveries',
    )
    delivery_count = fields.Integer(compute='_compute_delivery_count')

    @api.depends('delivery_ids')
    def _compute_delivery_count(self):
        for rec in self:
            rec.delivery_count = len(rec.delivery_ids)