update cate

models/Categories.js

@@ -0,0 +1,30 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../config/database');
+
+const Categories = sequelize.define('Categories', {
+  id: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, primaryKey: true },
+  category_code: { type: DataTypes.STRING(20), unique: true, allowNull: false },
+  category_name: { type: DataTypes.STRING(100), allowNull: false },
+  category_thumbnail: { type: DataTypes.STRING(255) },
+  category_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: 'Categories',
+  timestamps: true,
+  underscored: true,
+  indexes: [
+    { fields: ['is_premium'] },
+    { fields: ['is_training'] },
+    { fields: ['is_public'] },
+  ],
+});
+
+module.exports = Categories;

models/Subject.js

@@ -3,6 +3,7 @@ const { sequelize } = require('../config/database');
 
 const Subject = sequelize.define('subjects', {
   id: { type: DataTypes.UUID, defaultValue: DataTypes.UUIDV4, primaryKey: true },
+  category_id: { type: DataTypes.UUID, allowNull: false, comment: 'Danh mục chủ đề' },
   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) },

models/index.js

@@ -20,6 +20,7 @@ const StaffContract = require('./StaffContract');
 
 // Group 3: Academic Structure
 const AcademicYear = require('./AcademicYear');
+const Categories = require('./Categories');
 const Subject = require('./Subject');
 const Class = require('./Class');
 const ClassSchedule = require('./ClassSchedule');
@@ -149,6 +150,10 @@ const setupRelationships = () => {
   ClassSchedule.belongsTo(TeacherDetail, { foreignKey: 'teacher_id', as: 'teacher' });
   
   // Learning Content relationships (NEW)
+  // Categories -> Subject (1:N)
+  Categories.hasMany(Subject, { foreignKey: 'category_id', as: 'subjects' });
+  Subject.belongsTo(Categories, { foreignKey: 'category_id', as: 'category' });
+  
   // Subject -> Chapter (1:N)
   Subject.hasMany(Chapter, { foreignKey: 'subject_id', as: 'chapters' });
   Chapter.belongsTo(Subject, { foreignKey: 'subject_id', as: 'subject' });
@@ -277,6 +282,7 @@ module.exports = {
   
   // Group 3: Academic Structure
   AcademicYear,
+  Categories,
   Subject,
   Class,
   ClassSchedule,