# -*- coding: utf-8 -*-
from odoo import models, fields, api


class ClassTeacherAllowance(models.Model):
    """班主任津贴 - 管理班主任的月度津贴"""
    _name = 'yuthon.class.teacher.allowance'
    _description = '班主任津贴'
    _inherit = ['mail.thread', 'mail.activity.mixin']
    _order = 'year desc, month desc, id desc'

    name = fields.Char(string='津贴编号', required=True, copy=False, readonly=True, default='新建')
    employee_id = fields.Many2one('hr.employee', string='班主任', required=True)
    department_id = fields.Many2one('hr.department', string='所属部门', related='employee_id.department_id', store=True)
    
    # 班级信息
    class_name = fields.Char(string='班级名称', required=True)
    grade_level = fields.Selection([
        ('junior', '低年级'),
        ('middle', '中年级'),
        ('senior', '高年级'),
        ('junior_high', '初中'),
        ('senior_high', '高中'),
    ], string='年级段')
    student_count = fields.Integer(string='学生人数', default=0)
    
    # 考核评分
    year = fields.Integer(string='年度', required=True, default=lambda self: fields.Date.today().year)
    month = fields.Integer(string='月份', required=True, default=lambda self: fields.Date.today().month)
    
    # 津贴构成
    base_allowance = fields.Float(string='基础津贴', required=True, default=0.0)
    student_count_bonus = fields.Float(string='学生人数补贴', default=0.0)
    performance_bonus = fields.Float(string='绩效奖金', default=0.0)
    special_allowance = fields.Float(string='特殊补贴', default=0.0)
    deduction = fields.Float(string='扣款', default=0.0)
    
    total_amount = fields.Float(string='津贴合计', compute='_compute_total', store=True)
    
    # 考核维度
    discipline_score = fields.Float(string='纪律管理评分', default=100.0)
    hygiene_score = fields.Float(string='卫生管理评分', default=100.0)
    activity_score = fields.Float(string='活动组织评分', default=100.0)
    parent_score = fields.Float(string='家长沟通评分', default=100.0)
    overall_score = fields.Float(string='综合评分', compute='_compute_score', store=True)
    
    # 状态
    state = fields.Selection([
        ('draft', '草稿'),
        ('submitted', '已提交'),
        ('approved', '已审核'),
        ('paid', '已发薪'),
    ], string='状态', default='draft', tracking=True)
    
    salary_slip_id = fields.Many2one('yuthon.salary.slip', string='关联薪资单', readonly=True)
    note = fields.Text(string='备注')
    company_id = fields.Many2one('res.company', string='学校', default=lambda self: self.env.company)
    
    @api.depends('base_allowance', 'student_count_bonus', 'performance_bonus', 'special_allowance', 'deduction')
    def _compute_total(self):
        for record in self:
            record.total_amount = (
                record.base_allowance + 
                record.student_count_bonus + 
                record.performance_bonus + 
                record.special_allowance - 
                record.deduction
            )
    
    @api.depends('discipline_score', 'hygiene_score', 'activity_score', 'parent_score')
    def _compute_score(self):
        for record in self:
            record.overall_score = (
                record.discipline_score + 
                record.hygiene_score + 
                record.activity_score + 
                record.parent_score
            ) / 4.0
    
    @api.model_create_multi
    def create(self, vals_list):
        for vals in vals_list:
            if vals.get('name', '新建') == '新建':
                vals['name'] = self.env['ir.sequence'].next_by_code('yuthon.class.teacher.allowance') or '新建'
        return super(ClassTeacherAllowance, self).create(vals_list)
    
    def action_submit(self):
        self.write({'state': 'submitted'})
    
    def action_approve(self):
        self.write({'state': 'approved'})
    
    def action_draft(self):
        self.write({'state': 'draft'})
    
    @api.onchange('employee_id')
    def _onchange_employee(self):
        if self.employee_id:
            salary_record = self.env['yuthon.employee.salary'].search([
                ('employee_id', '=', self.employee_id.id),
                ('state', '=', 'active')
            ], limit=1, order='id desc')
            if salary_record:
                self.base_allowance = salary_record.class_teacher_allowance