3 adet yanlış cevap verilen bulmacanın, o kullanıcı için kapatılması.

lib/main.dart

@@ -13,6 +13,7 @@ void main() {
 
   runApp(MyApp());
 }
+final GlobalKey<NavigatorState> navigatorKey = new GlobalKey<NavigatorState>();
 
 class MyApp extends StatelessWidget {
   @override
@@ -55,6 +56,7 @@ class MyApp extends StatelessWidget {
           ),
           buttonTheme: ButtonThemeData(),
         ),
+        navigatorKey: navigatorKey,
       ),
     );
   }

lib/screens/quiz.dart

@@ -1,3 +1,5 @@
+import 'package:define9/main.dart';
+import 'package:define9/shared/lockprocess.dart';
 import 'package:define9/shared/tokenprocess.dart';
 import 'package:flutter/material.dart';
 import '../shared/shared.dart';
@@ -66,7 +68,7 @@ class QuizScreen extends StatelessWidget {
                 scrollDirection: Axis.vertical,
                 controller: state.controller,
                 onPageChanged: (int idx) =>
-                    state.progress = (idx / (quiz.questions.length + 1)),
+                state.progress = (idx / (quiz.questions.length + 1)),
                 itemBuilder: (BuildContext context, int idx) {
                   if (idx == 0) {
                     return StartPage(quiz: quiz);
@@ -84,49 +86,38 @@ class QuizScreen extends StatelessWidget {
     );
   }
 }
-
 class StartPage extends StatelessWidget {
   final Quiz quiz;
   final PageController controller;
   StartPage({this.quiz, this.controller});
-  bool isLocked(snapshot){
-    return (snapshot.hasData &&
-        snapshot.data != null &&
-        snapshot.data.quizzes != null &&
-        snapshot.data.quizzes[quiz.topic] != null &&
-        snapshot.data.quizzes[quiz.topic]["wrongNumber"] ==3);
-  }
+
   @override
   Widget build(BuildContext context) {
-    return FutureBuilder<LockReport>(
-      future:  Global.lockReportRef.getDocument(),
-       builder: (context, AsyncSnapshot<LockReport> snapshot) {
+    var state = Provider.of<QuizState>(context);
+    return Container(
+      padding: EdgeInsets.all(20),
+      child: Column(
+        mainAxisAlignment: MainAxisAlignment.spaceBetween,
+        children: [
+          Text(quiz.title, style: Theme.of(context).textTheme.headline),
+          Divider(),
+          Expanded(child: Text(quiz.description)),
+          ButtonBar(
+            alignment: MainAxisAlignment.center,
+            children: <Widget>[
+              FlatButton.icon(
+                onPressed: state.nextPage,
+                label: false ? Text('Locked') : Text('Start Quiz!'),
+                icon: Icon(Icons.poll),
+                color: Colors.green,
+              )
+            ],
+          )
+        ],
+      ),
+    );
 
-           var state = Provider.of<QuizState>(context);
-           return Container(
-             padding: EdgeInsets.all(20),
-             child: Column(
-               mainAxisAlignment: MainAxisAlignment.spaceBetween,
-               children: [
-                 Text(quiz.title, style: Theme.of(context).textTheme.headline),
-                 Divider(),
-                 Expanded(child: Text(quiz.description)),
-                 ButtonBar(
-                   alignment: MainAxisAlignment.center,
-                   children: <Widget>[
-                     FlatButton.icon(
-                       onPressed: state.nextPage,
-                       label: isLocked(snapshot)? Text('Locked') : Text('Start Quiz!'),
-                       icon: Icon(Icons.poll),
-                       color: Colors.green,
-                     )
-                   ],
-                 )
-               ],
-             ),
-           );
 
-       });
 
 
   }
@@ -159,7 +150,7 @@ class CongratsPage extends StatelessWidget {
               Navigator.pushNamedAndRemoveUntil(
                 context,
                 '/topics',
-                (route) => false,
+                    (route) => false,
               );
             },
           )
@@ -247,18 +238,8 @@ class QuestionPage extends StatelessWidget {
     );
   }
 
-  /// Database write to update report doc when complete
-  Future<void> _updateUserReportForWrongQuestion(Quiz quiz)  {
-   return  Global.lockReportRef.upsert(
-      ({
 
-        'quizzes': {
-          '${quiz.topic}': { 'wrongNumber': FieldValue.increment(1)}
-        }
-      }),
-    );
 
-  }
   /// Bottom sheet shown when Question is answered
   _bottomSheet(BuildContext context, Option opt) {
     bool correct = opt.correct;
@@ -306,9 +287,9 @@ class QuestionPage extends StatelessWidget {
     );
     if(!correct){
       TokenProcess.getState().updateUserTokenConsume();
-      _updateUserReportForWrongQuestion(quiz);
+      LockProcess.getState().updateUserReportForWrongQuestion(quiz.topic);
+
     }
   }
 
-
 }

lib/screens/topics.dart

@@ -1,3 +1,4 @@
+import 'package:define9/shared/lockprocess.dart';
 import 'package:flutter/material.dart';
 import '../services/services.dart';
 import '../shared/shared.dart';
@@ -42,6 +43,31 @@ class TopicsScreen extends StatelessWidget {
     );
   }
 }
+showAlertDialog(BuildContext context) {
+
+  // set up the buttons
+  Widget remindButton = FlatButton(
+    child: Text("Devam"),
+    onPressed:  () {Navigator.pop(context);},
+  );
+
+  // set up the AlertDialog
+  AlertDialog alert = AlertDialog(
+    title: Text("Bilgi"),
+    content: Text("Bu bulmaca 3 adet yanlış cevap verdiğiniz için kitlenmiştir."),
+    actions: [
+      remindButton,
+    ],
+  );
+
+  // show the dialog
+  showDialog(
+    context: context,
+    builder: (BuildContext context) {
+      return alert;
+    },
+  );
+}
 
 class TopicItem extends StatelessWidget {
   final Topic topic;
@@ -56,11 +82,20 @@ class TopicItem extends StatelessWidget {
           clipBehavior: Clip.antiAlias,
           child: InkWell(
             onTap: () {
-              Navigator.of(context).push(
-                MaterialPageRoute(
-                  builder: (BuildContext context) => TopicScreen(topic: topic),
-                ),
-              );
+
+              Global.lockReportRef.getDocument().then((snapshot) {
+                if(LockProcess.getState().isLocked(snapshot, topic.id)){
+                  showAlertDialog(context);
+                }else{
+                  Navigator.of(context).push(
+                    MaterialPageRoute(
+                      builder: (BuildContext context) => TopicScreen(topic: topic),
+                    ),
+                  );
+                }
+              });
+
+
             },
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,

lib/shared/lockprocess.dart

@@ -0,0 +1,43 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:define9/main.dart';
+import 'package:define9/services/globals.dart';
+
+class LockProcess{
+  static LockProcess _instance;
+
+  static LockProcess getState() {
+    if (_instance == null) {
+      _instance = new LockProcess();
+    }
+
+    return _instance;
+  }
+  bool isLocked(lockReport, topic){
+    return (lockReport != null &&
+        lockReport.quizzes != null &&
+        lockReport.quizzes[topic] != null &&
+        lockReport.quizzes[topic]["wrongNumber"] >2);
+  }
+  /// Database write to update report doc when complete
+  Future<void> updateUserReportForWrongQuestion(topic)  {
+    Global.lockReportRef.upsert(
+      ({
+
+        'quizzes': {
+          '${topic}': { 'wrongNumber': FieldValue.increment(1)}
+        }
+      }),
+    );
+   checkLock(topic);
+  }
+  checkLock(topic){
+    Global.lockReportRef.getDocument().then((snapshot) {
+      if(isLocked(snapshot, topic)){
+        print(topic + " checklock");
+        navigatorKey.currentState.pushNamed("/topics");
+
+      }
+    });
+  }
+
+}