# -*- coding: utf-8 -*-
# Copyright 2024-2026 Nexa Systems Inc.
# License OPL-1 (Odoo Proprietary License v1.0)

"""sale.order extensions: smart buttons that link an original purchase SO
to its downstream repairs, maintenance contracts, and repair invoices.

Mirrors the count + action_view_* pattern from
fusion_claims/views/sale_order_views.xml line ~1176.
"""

from odoo import _, api, fields, models


class SaleOrder(models.Model):
    _inherit = 'sale.order'

    x_fc_repair_order_ids = fields.One2many(
        'repair.order',
        'x_fc_original_sale_order_id',
        string='Repairs',
    )
    x_fc_repair_order_count = fields.Integer(
        compute='_compute_x_fc_repair_order_count',
    )

    x_fc_maintenance_contract_ids = fields.One2many(
        'fusion.repair.maintenance.contract',
        'original_sale_order_id',
        string='Maintenance Contracts',
    )
    x_fc_maintenance_contract_count = fields.Integer(
        compute='_compute_x_fc_maintenance_contract_count',
    )

    @api.depends('x_fc_repair_order_ids')
    def _compute_x_fc_repair_order_count(self):
        for so in self:
            so.x_fc_repair_order_count = len(so.x_fc_repair_order_ids)

    @api.depends('x_fc_maintenance_contract_ids')
    def _compute_x_fc_maintenance_contract_count(self):
        for so in self:
            so.x_fc_maintenance_contract_count = len(so.x_fc_maintenance_contract_ids)

    def action_view_repair_orders(self):
        self.ensure_one()
        if len(self.x_fc_repair_order_ids) == 1:
            return {
                'type': 'ir.actions.act_window',
                'name': self.x_fc_repair_order_ids.name,
                'res_model': 'repair.order',
                'view_mode': 'form',
                'res_id': self.x_fc_repair_order_ids.id,
            }
        return {
            'type': 'ir.actions.act_window',
            'name': _('Repairs from %(name)s', name=self.name),
            'res_model': 'repair.order',
            'view_mode': 'list,form',
            'domain': [('x_fc_original_sale_order_id', '=', self.id)],
        }

    def action_view_maintenance_contracts(self):
        self.ensure_one()
        if len(self.x_fc_maintenance_contract_ids) == 1:
            return {
                'type': 'ir.actions.act_window',
                'name': self.x_fc_maintenance_contract_ids.name,
                'res_model': 'fusion.repair.maintenance.contract',
                'view_mode': 'form',
                'res_id': self.x_fc_maintenance_contract_ids.id,
            }
        return {
            'type': 'ir.actions.act_window',
            'name': _('Maintenance Contracts from %(name)s', name=self.name),
            'res_model': 'fusion.repair.maintenance.contract',
            'view_mode': 'list,form',
            'domain': [('original_sale_order_id', '=', self.id)],
        }