from odoo import fields, models, api

class ProjectKudosBadge(models.Model):
    _name = 'project.kudos.badge'
    _description = 'Kudos Achievement Badges'

    name = fields.Char(required=True)
    level = fields.Selection([
        ('bronze', 'Bronze'),
        ('silver', 'Silver'),
        ('gold', 'Gold'),
        ('platinum', 'Platinum'),
    ], required=True)
    threshold = fields.Integer(string="Points Required", required=True)
    employee_ids = fields.Many2many(
        'hr.employee',
        'project_kudos_badge_employee_rel',  # <-- add this line
        'badge_id',
        'employee_id',
        string="Awarded Employees"
    )

    @api.model
    def _cron_assign_badges(self):
        employees = self.env['hr.employee'].search([])
        for emp in employees:
            total_points = sum(self.env['project.kudos'].search([
                ('employee_id', '=', emp.id)
            ]).mapped('points_awarded'))

            badge = self.search([('threshold', '<=', total_points)],
                                order='threshold desc',
                                limit=1)
            if badge and emp not in badge.employee_ids:
                badge.employee_ids = [(4, emp.id)]
                emp.message_post(body=f"🏅 Congratulations {emp.name}! You earned the {badge.level.title()} Badge.")