update

models/Vocab.js

@@ -0,0 +1,90 @@
+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../config/database');
+
+const Vocab = sequelize.define('Vocab', {
+    vocab_id: {
+      type: DataTypes.UUID,
+      defaultValue: DataTypes.UUIDV4,
+      primaryKey: true,
+      comment: 'Unique identifier for vocabulary entry'
+    },
+    vocab_code: {
+      type: DataTypes.STRING(50),
+      unique: true,
+      allowNull: false,
+      comment: 'Unique code for vocabulary (e.g., vocab-001-eat)'
+    },
+    base_word: {
+      type: DataTypes.STRING(100),
+      allowNull: false,
+      comment: 'Base form of the word'
+    },
+    translation: {
+      type: DataTypes.STRING(200),
+      allowNull: false,
+      comment: 'Vietnamese translation'
+    },
+    difficulty_score: {
+      type: DataTypes.INTEGER,
+      defaultValue: 1,
+      comment: 'Difficulty level (1-10)'
+    },
+    category: {
+      type: DataTypes.STRING(100),
+      comment: 'Category of the word (e.g., Action Verbs, Nouns)'
+    },
+    images: {
+      type: DataTypes.JSON,
+      comment: 'Array of image URLs'
+    },
+    tags: {
+      type: DataTypes.JSON,
+      comment: 'Array of tags for categorization'
+    },
+    syntax: {
+      type: DataTypes.JSON,
+      comment: 'Syntax roles for Grammar Engine (is_subject, is_verb, is_object, is_be, is_adj, is_adv, is_article, verb_type, article_type, adv_type, position, priority, etc.)'
+    },
+    semantics: {
+      type: DataTypes.JSON,
+      comment: 'Semantic constraints (can_be_subject_type, can_take_object_type, can_modify, cannot_modify, word_type, is_countable, person_type, etc.)'
+    },
+    constraints: {
+      type: DataTypes.JSON,
+      comment: 'Grammar constraints (followed_by, match_subject, match_with, phonetic_rules, etc.)'
+    },
+    is_active: {
+      type: DataTypes.BOOLEAN,
+      defaultValue: true,
+      comment: 'Whether this vocab entry is active'
+    },
+    created_at: {
+      type: DataTypes.DATE,
+      defaultValue: DataTypes.NOW
+    },
+    updated_at: {
+      type: DataTypes.DATE,
+      defaultValue: DataTypes.NOW
+    }
+  }, {
+    tableName: 'vocab',
+    timestamps: true,
+    createdAt: 'created_at',
+    updatedAt: 'updated_at',
+    indexes: [
+      {
+        name: 'idx_vocab_code',
+        fields: ['vocab_code']
+      },
+      {
+        name: 'idx_base_word',
+        fields: ['base_word']
+      },
+      {
+        name: 'idx_category',
+        fields: ['category']
+      }
+    ]
+  });
+
+module.exports = Vocab;