update

models/Subject.js

@@ -0,0 +1,29 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../config/database');
+
+const Subject = sequelize.define('subjects', {
+  id: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, primaryKey: true },
+  subject_code: { type: DataTypes.STRING(20), unique: true, allowNull: false },
+  subject_name: { type: DataTypes.STRING(100), allowNull: false },
+  subject_name_en: { type: DataTypes.STRING(100) },
+  description: { type: DataTypes.TEXT },
+  is_active: { type: DataTypes.BOOLEAN, defaultValue: true },
+  is_premium: { type: DataTypes.BOOLEAN, defaultValue: false, comment: 'Nội dung premium' },
+  is_training: { type: DataTypes.BOOLEAN, defaultValue: false, comment: 'Nội dung đào tạo nhân sự' },
+  is_public: { type: DataTypes.BOOLEAN, defaultValue: false, comment: 'Nội dung tự học công khai' },
+  required_role: { type: DataTypes.STRING(50), comment: 'Role yêu cầu' },
+  min_subscription_tier: { type: DataTypes.STRING(50), comment: 'Gói tối thiểu: basic, premium, vip' },
+  created_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
+  updated_at: { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW },
+}, {
+  tableName: 'subjects',
+  timestamps: true,
+  underscored: true,
+  indexes: [
+    { fields: ['is_premium'] },
+    { fields: ['is_training'] },
+    { fields: ['is_public'] },
+  ],
+});
+
+module.exports = Subject;