30% compalted

Exercises/day-1/object-exercise-3.js

@@ -108,9 +108,12 @@ const products = [
         email: 'johndoe@johndoe.com',
         password: '123456',
         createdAt: '08/01/2020 10:15 AM',
-        isLoggedIn: false,
+        isLoggedIn: null,
       };
-    const signUp = (newuser) => {
+
+//     const signUp = (newuser) => {
+
+// //solution1
 //         const userExists = users.some((user) => user._id === newuser._id);
 //         if (userExists) {
 //             console.log('User already exists!')
@@ -121,22 +124,35 @@ const products = [
 //             console.log('User added successfully!')
 //         }
 
-        for (const user of users ){
+// // solution 2
-            if(user._id === newuser._id){
+//         for (const user of users ){
-                console.log('User already exists!')
+//             if(user._id === newuser._id){
-                return;
+//                 console.log('User already exists!')
+//                 return;
+//             }
+//             else{
+//                 users.push(newuser)
+//                 console.log('User added successfully!')
+//                 break;
+//             }
+//         }
+//     }
+//     signUp(newuser);
+ 
+
+        // b. Create a function called signIn which allows user to sign in to the application
+        const signIn  = (newuser) => {
+            const exists = users.find(user => user._id === newuser._id);
+            if (exists){
+                exists.isLoggedIn = true;
+                console.log ("user signIn success")
             }
             else{
-                users.push(newuser)
+                exists.isLoggedIn = false;
-                console.log('User added successfully!')
+                console.log ("account does not exist")
-                break;
             }
-        }
-    }
-    signUp(newuser);
- 
             
-        // b. Create a function called signIn which allows user to sign in to the application
+        }
 
 // The products array has three elements and each of them has six properties.
     // a. Create a function called rateProduct which rates the product