Category model and controllers

models/Bookmark.js

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+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../db');
+
+const Bookmark = sequelize.define('Bookmark', {
+  name: {
+    type: DataTypes.STRING,
+    allowNull: false
+  },
+  url: {
+    type: DataTypes.STRING,
+    allowNull: false
+  },
+  categoryId: {
+    type: DataTypes.INTEGER,
+    allowNull: false
+  }
+}, {
+  tableName: 'bookmarks'
+});
+
+module.exports = Bookmark;

models/Category.js

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+const { DataTypes } = require('sequelize');
+const { sequelize } = require('../db');
+
+const Category = sequelize.define('Category', {
+  name: {
+    type: DataTypes.STRING,
+    allowNull: false
+  },
+  isPinned: {
+    type: DataTypes.BOOLEAN,
+    defaultValue: false
+  }
+}, {
+  tableName: 'categories'
+});
+
+module.exports = Category;

models/associateModels.js

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+const Category = require('./Category');
+const Bookmark = require('./Bookmark');
+
+const associateModels = () => {
+  // Category <> Bookmark
+  Bookmark.belongsTo(Category, { foreignKey: 'categoryId' });
+  Category.hasMany(Bookmark, {
+    as: 'bookmarks',
+    foreignKey: 'categoryId'
+  });
+}
+
+module.exports = associateModels;