Remove previous search results

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

@@ -317,15 +317,21 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
             intent.removeExtra(Intent.EXTRA_PROCESS_TEXT);
             setIntent(intent);
 
+            if (Helper.isPro(this)) {
                 Bundle args = new Bundle();
                 args.putString("search", search);
 
                 new SimpleTask<Long>() {
                     @Override
                     protected Long onLoad(Context context, Bundle args) {
-                    EntityFolder archive = DB.getInstance(context).folder().getPrimaryArchive();
+                        DB db = DB.getInstance(context);
+
+                        EntityFolder archive = db.folder().getPrimaryArchive();
                         if (archive == null)
                             throw new IllegalArgumentException(getString(R.string.title_no_archive));
+
+                        db.message().deleteFoundMessages();
+
                         return archive.id;
                     }
 
@@ -348,6 +354,11 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
                         Helper.unexpectedError(ActivityView.this, ex);
                     }
                 }.load(this, args);
+            } else {
+                FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();
+                fragmentTransaction.replace(R.id.content_frame, new FragmentPro()).addToBackStack("pro");
+                fragmentTransaction.commit();
+            }
         }
     }