fix placeholder and lang issue

Mohem/src/app/authentication/login/login.component.ts

@@ -144,14 +144,18 @@ export class LoginComponent implements OnInit, OnDestroy {
         let isEng = localStorage.getItem('lang')
         console.log('++++++++++++++++++++'+isEng)
         if(isEng !== null){
-            if(isEng){
+            if(isEng === '2'){
                 this.currentLang = 2;
                 this.language = "US";
                 this.changeLanguage('2')
-            }else{
+            }else if(isEng === '1'){
                 this.currentLang = 1;
                 this.language = "AR";
                 this.changeLanguage('1')
+            }else{
+                this.currentLang = 2;
+                this.language = "US";
+                this.changeLanguage('2')
             }
 
         }
@@ -201,9 +205,9 @@ export class LoginComponent implements OnInit, OnDestroy {
             if (this.password) {localStorage.setItem('password', this.password); }
             if (this.currentLang) {
              if(this.currentLang === 1){
-                localStorage.setItem('lang', 'ar');
+                localStorage.setItem('lang', '1');
              }else{
-                localStorage.setItem('lang', 'en');
+                localStorage.setItem('lang', '2');
              }
             }
             localStorage.setItem('remember', 'true');