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

from markupsafe import Markup

from odoo import fields, models


class FusionTechnicianTaskRepairs(models.Model):
    """Adds the back-link from fusion.technician.task to repair.order so
    repairs and tasks share one timeline. Also hooks task completion to
    roll a linked maintenance contract to its next cycle.
    """

    _inherit = 'fusion.technician.task'

    x_fc_repair_order_id = fields.Many2one(
        'repair.order',
        string='Repair Order',
        ondelete='set null',
        index=True,
        tracking=True,
        help='Repair order this task fulfils. Set automatically when the intake '
             'wizard auto-creates a draft task for urgent / safety calls.',
    )

    x_fc_repair_intake_session_id = fields.Char(
        related='x_fc_repair_order_id.x_fc_intake_session_id',
        string='Intake Session',
        store=True,
        index=True,
    )

    def write(self, vals):
        """When a maintenance task transitions to 'completed', roll the
        linked contract to its next cycle. Failure to roll never blocks
        the underlying task write.
        """
        res = super().write(vals)
        if vals.get('status') == 'completed':
            for task in self:
                if task.task_type != 'maintenance':
                    continue
                repair = task.x_fc_repair_order_id
                contract = repair.x_fc_maintenance_contract_id if repair else False
                if not contract:
                    continue
                try:
                    contract.last_service_date = fields.Date.context_today(task)
                    contract.roll_next_due_date()
                    contract.message_post(body=Markup(
                        'Rolled forward after maintenance task '
                        '<b>%s</b> completed. Next due %s.'
                    ) % (task.name or '', str(contract.next_due_date or '')))
                except Exception:
                    # Never let a contract roll failure block the task write.
                    pass
        return res

    def action_view_repair_order(self):
        self.ensure_one()
        if not self.x_fc_repair_order_id:
            return False
        return {
            'type': 'ir.actions.act_window',
            'name': self.x_fc_repair_order_id.name,
            'res_model': 'repair.order',
            'view_mode': 'form',
            'res_id': self.x_fc_repair_order_id.id,
        }