Fix crashing bugs

Signed-off-by: Mario Danic <mario@lovelyhq.com>

app/src/main/java/com/nextcloud/talk/controllers/CallNotificationController.java

@@ -52,6 +52,7 @@ import com.nextcloud.talk.models.json.participants.ParticipantsOverall;
 import com.nextcloud.talk.models.json.rooms.Room;
 import com.nextcloud.talk.models.json.rooms.RoomsOverall;
 import com.nextcloud.talk.utils.ApiUtils;
+import com.nextcloud.talk.utils.MagicFlipView;
 import com.nextcloud.talk.utils.bundle.BundleKeys;
 import com.nextcloud.talk.utils.glide.GlideApp;
 import com.nextcloud.talk.utils.preferences.AppPreferences;
@@ -88,6 +89,13 @@ public class CallNotificationController extends BaseController {
 
     @BindView(R.id.avatarImageView)
     ImageView avatarImageView;
+
+    @BindView(R.id.callAnswerVoiceOnlyView)
+    MagicFlipView callAnswerVoiceOnlyView;
+
+    @BindView(R.id.callAnswerCameraView)
+    MagicFlipView callAnswerCameraView;
+
     private List<Disposable> disposablesList = new ArrayList<>();
     private Bundle originalBundle;
     private String roomId;
@@ -114,6 +122,11 @@ public class CallNotificationController extends BaseController {
         return inflater.inflate(R.layout.controller_call_notification, container, false);
     }
 
+    private void showAnswerControls() {
+        callAnswerCameraView.setVisibility(View.VISIBLE);
+        callAnswerVoiceOnlyView.setVisibility(View.VISIBLE);
+    }
+
     @OnClick(R.id.callControlHangupView)
     void hangup() {
         leavingScreen = true;
@@ -212,6 +225,7 @@ public class CallNotificationController extends BaseController {
                                 conversationNameTextView.setText(room.getDisplayName());
                                 loadAvatar();
                                 checkIfAnyParticipantsRemainInRoom();
+                                showAnswerControls();
                                 break;
                             }
                         }

app/src/main/res/layout/controller_call_notification.xml

@@ -36,7 +36,7 @@
         android:textSize="16sp"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+        app:layout_constraintTop_toTopOf="parent"/>
 
     <TextView
         android:id="@+id/conversationNameTextView"
@@ -47,7 +47,7 @@
         android:textColor="@color/white"
         android:textSize="28sp"
         app:layout_constraintTop_toBottomOf="@+id/incomingCallTextView"
-        tools:text="Victor Gregorius Magnus" />
+        tools:text="Victor Gregorius Magnus"/>
 
     <ImageView
         android:id="@+id/avatarImageView"
@@ -58,34 +58,37 @@
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"
         app:layout_constraintVertical_bias="0.45"
-        tools:src="@color/white" />
+        tools:src="@color/white"/>
 
     <LinearLayout
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
+        android:animateLayoutChanges="true"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent">
+
         <com.nextcloud.talk.utils.MagicFlipView
             android:id="@+id/callAnswerVoiceOnlyView"
             android:layout_width="60dp"
             android:layout_height="60dp"
             android:layout_margin="24dp"
+            android:visibility="gone"
             app:checked="false"
             app:enableInitialAnimation="false"
             app:frontBackgroundColor="@color/colorPrimary"
-            app:frontImage="@drawable/ic_mic_white_24px" />
+            app:frontImage="@drawable/ic_mic_white_24px"/>
 
         <com.nextcloud.talk.utils.MagicFlipView
             android:id="@+id/callAnswerCameraView"
             android:layout_width="60dp"
             android:layout_height="60dp"
             android:layout_margin="24dp"
+            android:visibility="gone"
             app:checked="false"
             app:enableInitialAnimation="false"
             app:frontBackgroundColor="@color/colorPrimary"
-            app:frontImage="@drawable/ic_videocam_white_24px" />
+            app:frontImage="@drawable/ic_videocam_white_24px"/>
-
 
         <com.nextcloud.talk.utils.MagicFlipView
             android:id="@+id/callControlHangupView"
@@ -95,7 +98,7 @@
             app:checked="false"
             app:enableInitialAnimation="false"
             app:frontBackgroundColor="@color/nc_darkRed"
-            app:frontImage="@drawable/ic_call_end_white_24px" />
+            app:frontImage="@drawable/ic_call_end_white_24px"/>
     </LinearLayout>
 
 </android.support.constraint.ConstraintLayout>