# -*- 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 MO reverse links to fp.serial. Defined here rather than
# in fusion_plating_configurator because configurator loads before
# bridge_mrp; declaring the O2M at configurator setup time would fail
# because mrp.production.x_fc_serial_id wouldn't exist yet.

from odoo import api, fields, models


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

    production_ids = fields.One2many(
        'mrp.production', 'x_fc_serial_id',
        string='Manufacturing Orders',
    )
    production_count = fields.Integer(compute='_compute_production_count')

    @api.depends('production_ids')
    def _compute_production_count(self):
        for rec in self:
            rec.production_count = len(rec.production_ids)