fix: v6 bugs (#1663)

* fix: ios errors

* feat: update authentication service and pass widget to handle motivational quotes

---------

Co-authored-by: sembauke <[email protected]>

Author: Nirajn2311

mobile-app/lib/ui/views/learn/challenge/challenge_viewmodel.dart

@@ -712,7 +712,8 @@ class ChallengeViewModel extends BaseViewModel {
       );
       if (evalResult != null && evalResult.error != null) {
         setUserConsoleMessages = [
-          ...userConsoleMessages.sublist(0, userConsoleMessages.length - 1),
+          if (userConsoleMessages.isNotEmpty)
+            ...userConsoleMessages.sublist(0, userConsoleMessages.length - 1),
           '<p>${evalResult.error}</p>',
         ];
       }
@@ -745,13 +746,16 @@ class ChallengeViewModel extends BaseViewModel {
           'testStr': test.javaScript,
         },
       );
-      if (testRes?.value['pass'] == null) {
-        log('TEST FAILED: ${test.instruction} - ${test.javaScript} - ${testRes?.value['err']}');
+      if (testRes != null && testRes.value['pass'] == null) {
+        log('TEST FAILED: ${test.instruction} - ${test.javaScript} - ${testRes.value['err']}');
         failedTest = failedTest ?? test;
-        failedTestErr = failedTestErr ?? testRes?.value['err'] as Map;
+        failedTestErr = failedTestErr ?? testRes.value['err'] as Map;
         failedTestsConsole.add(
           '<li>${replacePlaceholders(test.instruction, failedTestErr)}</li>',
         );
+      } else if (testRes == null) {
+        log('TEST RESULT NULL: $testRes');
+        throw Exception('Test result is null ${testRes.toString()}');
       }
     }
 

mobile-app/lib/ui/views/learn/widgets/pass/pass_widget_model.dart

@@ -15,6 +15,17 @@ import 'package:stacked/stacked.dart';
 class PassWidgetModel extends BaseViewModel {
   final AuthenticationService auth = locator<AuthenticationService>();
 
+  Future<MotivationalQuote>? quoteFuture;
+
+  set setQuoteFuture(Future<MotivationalQuote> value) {
+    quoteFuture = value;
+    notifyListeners();
+  }
+
+  void initQuoute() {
+    setQuoteFuture = retrieveNewQuote();
+  }
+
   Future<int> numCompletedChallenges(ChallengeViewModel challengeModel) async {
     FccUserModel? user = await auth.userModel;
     if (user != null) {

mobile-app/lib/ui/views/learn/widgets/pass/pass_widget_view.dart

@@ -22,6 +22,7 @@ class PassWidgetView extends StatelessWidget {
   Widget build(BuildContext context) {
     return ViewModelBuilder<PassWidgetModel>.reactive(
       viewModelBuilder: () => PassWidgetModel(),
+      onViewModelReady: (model) => model.initQuoute(),
       builder: (context, model, child) => SafeArea(
         child: Column(
           children: [
@@ -48,7 +49,7 @@ class PassWidgetView extends StatelessWidget {
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
                       FutureBuilder(
-                        future: model.retrieveNewQuote(),
+                        future: model.quoteFuture,
                         builder: (context, snapshot) {
                           if (snapshot.hasData) {
                             MotivationalQuote quote =