const { DataTypes } = require('sequelize');
const { sequelize } = require('../config/database');

const ClassSchedule = sequelize.define('class_schedules', {
  id: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, primaryKey: true },
  class_id: { type: DataTypes.UUID, allowNull: false },
  subject_id: { type: DataTypes.UUID, allowNull: false },
  teacher_id: { type: DataTypes.UUID },
  room_id: { type: DataTypes.UUID },
  day_of_week: { type: DataTypes.INTEGER, comment: '1=Monday, 7=Sunday' },
  period: { type: DataTypes.INTEGER, comment: 'Tiết học' },
  start_time: { type: DataTypes.TIME },
  end_time: { type: DataTypes.TIME },
  created_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
  updated_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
}, {
  tableName: 'class_schedules',
  timestamps: true,
  underscored: true,
});

module.exports = ClassSchedule;