Refactoring

app/src/main/java/eu/faircode/email/ActivityView.java

@@ -631,15 +631,28 @@ public class ActivityView extends ActivityBase implements FragmentManager.OnBack
     BroadcastReceiver receiver = new BroadcastReceiver() {
         @Override
         public void onReceive(Context context, Intent intent) {
-            if (ACTION_VIEW_MESSAGES.equals(intent.getAction())) {
+            if (ACTION_VIEW_MESSAGES.equals(intent.getAction()))
+                onViewMessages(intent);
+            else if (ACTION_VIEW_MESSAGE.equals(intent.getAction()))
+                onViewMessage(intent);
+            else if (ACTION_EDIT_FOLDER.equals(intent.getAction()))
+                onEditFolder(intent);
+            else if (ACTION_STORE_ATTACHMENT.equals(intent.getAction()))
+                onStoreAttachment(intent);
+            else if (ACTION_ACTIVATE_PRO.equals(intent.getAction()))
+                onActivatePro(intent);
+        }
+    };
+
+    private void onViewMessages(Intent intent) {
         FragmentMessages fragment = new FragmentMessages();
         fragment.setArguments(intent.getExtras());
         FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();
         fragmentTransaction.replace(R.id.content_frame, fragment).addToBackStack("messages");
         fragmentTransaction.commit();
+    }
 
-            } else if (ACTION_VIEW_MESSAGE.equals(intent.getAction())) {
-
+    private void onViewMessage(Intent intent) {
         new SimpleTask<Void>() {
             @Override
             protected Void onLoad(Context context, Bundle args) {
@@ -681,22 +694,25 @@ public class ActivityView extends ActivityBase implements FragmentManager.OnBack
                 Toast.makeText(ActivityView.this, ex.toString(), Toast.LENGTH_LONG).show();
             }
         }.load(ActivityView.this, intent.getExtras());
+    }
 
-            } else if (ACTION_EDIT_FOLDER.equals(intent.getAction())) {
+    private void onEditFolder(Intent intent) {
         FragmentFolder fragment = new FragmentFolder();
         fragment.setArguments(intent.getExtras());
         FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();
         fragmentTransaction.replace(R.id.content_frame, fragment).addToBackStack("folder");
         fragmentTransaction.commit();
+    }
 
-            } else if (ACTION_STORE_ATTACHMENT.equals(intent.getAction())) {
+    private void onStoreAttachment(Intent intent) {
         Intent create = new Intent(Intent.ACTION_CREATE_DOCUMENT);
         create.addCategory(Intent.CATEGORY_OPENABLE);
         create.setType(intent.getStringExtra("type"));
         create.putExtra(Intent.EXTRA_TITLE, intent.getStringExtra("name"));
         startActivityForResult(create, (int) intent.getLongExtra("id", -1) + REQUEST_ATTACHMENT_OFFSET);
+    }
 
-            } else if (ACTION_ACTIVATE_PRO.equals(intent.getAction())) {
+    private void onActivatePro(Intent intent) {
         try {
             Uri data = intent.getParcelableExtra("uri");
             String challenge = getChallenge();
@@ -721,8 +737,6 @@ public class ActivityView extends ActivityBase implements FragmentManager.OnBack
             Toast.makeText(ActivityView.this, ex.getMessage(), Toast.LENGTH_LONG).show();
         }
     }
-        }
-    };
 
     @Override
     protected void onActivityResult(int requestCode, int resultCode, Intent data) {