from odoo import models, fields, api, _
from odoo.exceptions import ValidationError



class RecruitmentRequisition(models.Model):
    _name = 'recruitment.requisition'
    _description = 'Recruitment Requisition'
    _inherit = ['mail.thread', 'mail.activity.mixin']

    name = fields.Char(string="Requisition Name", required=True, default="New")
    department_id = fields.Many2one('hr.department', string="Department", required=True)
    requested_by = fields.Many2one('res.users', string="Requested By", default=lambda self: self.env.user)
    requested_on = fields.Date(string='Requested On')
    hr_manager_id = fields.Many2one('res.users', string="HR Manager", compute='_compute_hr_manager')
    hr_job = fields.Many2one('')
    position_title = fields.Char(string="Position Title", required=True)
    number_of_positions = fields.Integer(string="Number of Positions", required=True)
    job_description = fields.Html(string="Job Summary")
    job_id = fields.Many2one('hr.job',"JD ID")
    state = fields.Selection([
        ('draft', 'Draft'),
        ('waiting_approval', 'Waiting Approval'),
        ('approved', 'Approved'),
        ('done', 'Done'),
        ('cancel', 'Cancelled')
    ], default='draft', track_visibility='onchange')
    notes = fields.Text(string="Notes")
    primary_skill_ids = fields.Many2many('hr.skill', "recruitment_requisition_primary_hr_skill_rel",
        'hr_job_id', 'hr_skill_id', "Primary Skills", required=True)
    secondary_skill_ids = fields.Many2many('hr.skill', "recruitment_requisition_secondary_hr_skill_rel",
        'hr_job_id', 'hr_skill_id', "Secondary Skills")
    assign_to = fields.Many2one('res.users', domain=lambda self: [
                                            ('groups_id', 'in', self.env.ref('hr_recruitment.group_hr_recruitment_user').id)])

    @api.depends('requested_by')
    def _compute_hr_manager(self):
        hr_id = self.env['ir.config_parameter'].sudo().get_param('requisitions.requisition_hr_id')
        self.hr_manager_id = self.env['res.users'].sudo().browse(int(hr_id)) if hr_id else False

    def action_submit(self):
        self.name = self.env['ir.sequence'].next_by_code('hr.requisitions')
        self.requested_on = fields.Date.today()
        self.state = 'waiting_approval'

        template = self.env.ref('requisitions.mail_template_recruitment_requisition_notification')  # Replace `module_name` with your module name
        if template:
            template.send_mail(self.id, force_send=True)

    def action_approve(self):
        for rec in self:
            if not rec.assign_to:
                raise ValidationError(_("Please Assign a recruitment user"))
            rec.state = 'approved'
            rec.button_create_jd()

    def action_cancel(self):
        return {
            'type': 'ir.actions.act_window',
            'res_model': 'recruitment.requisition.cancel.wizard',
            'view_mode': 'form',
            'target': 'new',
            'context': {'active_id': self.id},
        }

    def button_create_jd(self):
        self.job_id = self.env['hr.job'].create({
            'name': self.position_title,
            'department_id': self.department_id.id,
            'no_of_recruitment':self.number_of_positions,
            'description':self.job_description,
            'skill_ids': [(6, 0, self.primary_skill_ids.ids)],
            'secondary_skill_ids': [(6, 0, self.secondary_skill_ids.ids)],
            'requested_by': self.requested_by.partner_id.id,
            'user_id': self.assign_to.id
        })   

        self.state ='done'



class HRJob(models.Model):
    _inherit = 'hr.job'

    requested_by = fields.Many2one('res.partner', string="Requested By", default=lambda self: self.env.user.partner_id)