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

const StudentDetail = sequelize.define('student_details', {
  id: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, primaryKey: true },
  user_id: { type: DataTypes.UUID, unique: true, allowNull: false, references: { model: 'user_profiles', key: 'user_id' } },
  student_code: { type: DataTypes.STRING(50), unique: true, allowNull: false },
  enrollment_date: { type: DataTypes.DATE },
  current_class_id: { type: DataTypes.UUID, references: { model: 'classes', key: 'id' } },
  status: { type: DataTypes.ENUM('active', 'on_leave', 'graduated', 'dropped'), defaultValue: 'active' },
  created_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
  updated_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
}, {
  tableName: 'student_details',
  timestamps: true,
  underscored: true,
  indexes: [
    { fields: ['user_id'], unique: true },
    { fields: ['student_code'], unique: true },
    { fields: ['current_class_id'] },
  ],
});

module.exports = StudentDetail;