# -*- coding: utf-8 -*-
# Copyright 2026 Nexa Systems Inc.
# License OPL-1 (Odoo Proprietary License v1.0)
# Part of the Fusion Plating product family.

from odoo import fields, models


class FpFacility(models.Model):
    """A physical plating / finishing facility.

    A company can operate 1..N facilities. Each facility has its own work
    centers, tanks, operators, regulatory profile (ECA, sewer permit, waste
    generator number), and capability footprint. Jobs are scheduled into
    a facility based on capability matching.

    Compliance add-on modules (fusion_plating_compliance_*) extend this
    model with jurisdiction-specific fields via inheritance.
    """
    _name = 'fusion.plating.facility'
    _description = 'Fusion Plating — Facility'
    _inherit = ['mail.thread', 'mail.activity.mixin']
    _order = 'sequence, name'

    name = fields.Char(
        string='Facility',
        required=True,
        tracking=True,
    )
    code = fields.Char(
        string='Code',
        required=True,
        tracking=True,
        help='Short facility code used in job numbers and reports.',
    )
    sequence = fields.Integer(
        string='Sequence',
        default=10,
    )
    company_id = fields.Many2one(
        'res.company',
        string='Company',
        required=True,
        default=lambda self: self.env.company,
    )
    partner_id = fields.Many2one(
        'res.partner',
        string='Address',
        help='Partner holding the facility postal address and contact details.',
    )
    active = fields.Boolean(
        string='Active',
        default=True,
    )

    # ----- Capability -----------------------------------------------------
    capability_ids = fields.Many2many(
        'fusion.plating.process.type',
        'fp_facility_capability_rel',
        'facility_id',
        'process_type_id',
        string='Capabilities',
        help='Process types this facility can perform.',
    )

    # ----- Child records --------------------------------------------------
    work_center_ids = fields.One2many(
        'fusion.plating.work.center',
        'facility_id',
        string='Work Centers',
    )
    tank_ids = fields.One2many(
        'fusion.plating.tank',
        'facility_id',
        string='Tanks',
    )
    work_center_count = fields.Integer(
        compute='_compute_counts',
    )
    tank_count = fields.Integer(
        compute='_compute_counts',
    )
    capability_count = fields.Integer(
        compute='_compute_counts',
    )

    _sql_constraints = [
        (
            'fp_facility_code_company_uniq',
            'unique(code, company_id)',
            'Facility code must be unique within a company.',
        ),
    ]

    def _compute_counts(self):
        for rec in self:
            rec.work_center_count = len(rec.work_center_ids)
            rec.tank_count = len(rec.tank_ids)
            rec.capability_count = len(rec.capability_ids)

    def name_get(self):
        return [(rec.id, f'{rec.name} [{rec.code}]') for rec in self]