Use sequelize

.gitignore

@@ -2,6 +2,9 @@
 # Created by https://www.toptal.com/developers/gitignore/api/node
 # Edit at https://www.toptal.com/developers/gitignore?templates=node
 
+### Visual Studio Code ###
+.vscode 
+
 ### Node ###
 # Logs
 logs

index.js

@@ -39,10 +39,10 @@ for (const file of eventFiles) {
     logger.log(`Registered event: ${event.name}`);
 }
 
-logger.log("Connecting to database...");
+
-dbUtil.initDb();
+
-logger.log("Connected to database!");
+logger.log("Syncing database...");
-logger.log("Starting bot...");
+dbUtil.syncDb();
 client.login(process.env.TOKEN);
 
 

migrations/20220417130917-create-guild.js

@@ -0,0 +1,33 @@
+'use strict';
+module.exports = {
+  async up(queryInterface, Sequelize) {
+    await queryInterface.createTable('Guilds', {
+      id: {
+        allowNull: false,
+        autoIncrement: true,
+        primaryKey: true,
+        type: Sequelize.INTEGER
+      },
+      gid: {
+        type: Sequelize.STRING
+      },
+      adminRole: {
+        type: Sequelize.STRING
+      },
+      owderId: {
+        type: Sequelize.STRING
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE
+      }
+    });
+  },
+  async down(queryInterface, Sequelize) {
+    await queryInterface.dropTable('Guilds');
+  }
+};

models/guild.js

@@ -0,0 +1,25 @@
+'use strict';
+const {
+  Model
+} = require('sequelize');
+module.exports = (sequelize, DataTypes) => {
+  class Guild extends Model {
+    /**
+     * Helper method for defining associations.
+     * This method is not a part of Sequelize lifecycle.
+     * The `models/index` file will call this method automatically.
+     */
+    static associate(models) {
+      // define association here
+    }
+  }
+  Guild.init({
+    gid: DataTypes.STRING,
+    adminRole: DataTypes.STRING,
+    owderId: DataTypes.STRING
+  }, {
+    sequelize,
+    modelName: 'Guild',
+  });
+  return Guild;
+};

models/index.js

@@ -0,0 +1,36 @@
+'use strict';
+
+require('dotenv').config();
+const fs = require('fs');
+const path = require('path');
+const Sequelize = require('sequelize');
+const basename = path.basename(__filename);
+const env = process.env.NODE_ENV || 'development';
+const db = {};
+
+let sequelize = new Sequelize(process.env.DB_DATABASE, process.env.DB_USERNAME, process.env.DB_PASSWORD, {
+  dialect: 'mysql',
+  host: process.env.DB_HOST,
+  port: 3306
+});
+
+fs
+  .readdirSync(__dirname)
+  .filter(file => {
+    return (file.indexOf('.') !== 0) && (file !== basename) && (file.slice(-3) === '.js');
+  })
+  .forEach(file => {
+    const model = require(path.join(__dirname, file))(sequelize, Sequelize.DataTypes);
+    db[model.name] = model;
+  });
+
+Object.keys(db).forEach(modelName => {
+  if (db[modelName].associate) {
+    db[modelName].associate(db);
+  }
+});
+
+db.sequelize = sequelize;
+db.Sequelize = Sequelize;
+
+module.exports = db;

package.json

@@ -15,6 +15,8 @@
     "discord.js": "^13.6.0",
     "dotenv": "^16.0.0",
     "mysql2": "^2.3.3",
-    "nodemon": "^2.0.15"
+    "nodemon": "^2.0.15",
+    "sequelize": "^6.19.0",
+    "sequelize-cli": "^6.4.1"
   }
 }

util/db.js

@@ -1,33 +1,20 @@
 require("dotenv").config();
-const mysql = require("mysql2/promise")
+const fs = require("fs");
+const db  = require("../models/index");
 
-let _db;
-
-async function connect() {
-    const host = process.env.NODE_ENV === "production" 
-    try {
-        const connection = await mysql.createConnection({
-            "host" : process.env.DB_HOST,
-            "port" : 3306,
-            "user" : process.env.DB_USERNAME,
-            "password" : process.env.DB_PASSWORD,
-            "database" : process.env.DB_DATABASE
-        });
-        _db = connection;
-    } catch (err) {
-        console.log(err);
-    }
-}   
-
-function initDb() {
-    connect();
-}
 
 function getDb() {
-    return _db;
+    return db;
+}
+
+
+//function to sync all database models
+async function syncDb() {
+    return await db.sequelize.sync();
+
 }
 
 module.exports = {
-    initDb,
+    getDb,
-    getDb
+    syncDb
 }