# -*- coding: utf-8 -*-
# Copyright 2026 Nexa Systems Inc.
# License OPL-1 (Odoo Proprietary License v1.0)
from odoo import api, fields, models

from odoo.addons.fusion_plating.models._fp_uom_selection import FP_UOM_SELECTION


class FpSpillRegister(models.Model):
    _name = 'fusion.plating.spill.register'
    _description = 'Fusion Plating - Spill Register'
    _inherit = ['mail.thread', 'mail.activity.mixin']
    _order = 'spill_date desc, id desc'

    name = fields.Char(string='Reference', required=True, copy=False, default=lambda s: s._default_name(), tracking=True)
    facility_id = fields.Many2one('fusion.plating.facility', string='Facility', required=True, ondelete='restrict', tracking=True)
    company_id = fields.Many2one('res.company', related='facility_id.company_id', store=True, readonly=True)
    spill_date = fields.Datetime(string='Spill Date', required=True, default=fields.Datetime.now, tracking=True)
    reported_by_id = fields.Many2one('res.users', string='Reported By', default=lambda s: s.env.user)
    substance = fields.Char(string='Substance', tracking=True)
    quantity = fields.Float(string='Quantity', digits=(16, 3),
        help='Quantity spilled, expressed in the unit selected below.')
    uom = fields.Selection(FP_UOM_SELECTION, string='UoM', default='l',
        help='Unit of the spill quantity (L for liquids, kg for solids).')
    location = fields.Char(string='Location')
    containment_action = fields.Text(string='Containment Action')
    regulator_notified = fields.Boolean(string='Regulator Notified', tracking=True)
    regulator_notification_date = fields.Datetime(string='Notification Sent')
    root_cause = fields.Text(string='Root Cause')
    corrective_action = fields.Text(string='Corrective Action')
    capa_ref = fields.Char(string='CAPA Reference')
    state = fields.Selection(
        [('reported', 'Reported'), ('contained', 'Contained'),
         ('investigation', 'Investigation'), ('closed', 'Closed')],
        string='Status', default='reported', required=True, tracking=True,
    )
    attachment_ids = fields.Many2many(
        'ir.attachment', 'fp_spill_register_attachment_rel', 'spill_id', 'attachment_id', string='Attachments',
    )

    @api.model
    def _default_name(self):
        seq = self.env['ir.sequence'].next_by_code('fusion.plating.spill.register')
        return seq or '/'

    def action_contain(self):
        self.write({'state': 'contained'})

    def action_investigate(self):
        self.write({'state': 'investigation'})

    def action_close(self):
        self.write({'state': 'closed'})