update: auth login with username or email

services/auth.service.js

@@ -1,6 +1,7 @@
 const { 
   getUserByUserEmailDb, 
-  createUserDb 
+  createUserDb,
+  getUserByUsernameDb
 } = require('../db/user.db');
 const { hashPassword, comparePassword } = require('../helpers/hashPassword');
 const { ErrorHandler } = require('../helpers/error');
@@ -46,10 +47,17 @@ class AuthService {
   }
 
   // Login
-  static async login({ email, password }) {
-    const user = await getUserByUserEmailDb(email);
+  static async login({ identifier, password }) {
+    let user;
+
+    if (identifier.includes('@')) {
+      user = await getUserByUserEmailDb(identifier);
+    } else {
+      user = await getUserByUsernameDb(identifier);
+    }
+
     if (!user) {
-      throw new ErrorHandler(401, 'Invalid credentials');
+      throw new ErrorHandler(401, 'Invalid credentials')
     }
 
     const passwordMatch = await comparePassword(password, user.user_password);