Dismiss dialog after signing in Dev Auth Backend

Author: kunall17

app/src/main/java/com/zulip/android/activities/DevAuthActivity.java

@@ -10,6 +10,7 @@
 import com.zulip.android.R;
 import com.zulip.android.networking.AsyncDevGetEmails;
 import com.zulip.android.networking.AsyncLogin;
+import com.zulip.android.networking.ZulipAsyncPushTask;
 import com.zulip.android.util.AuthClickListener;
 import com.zulip.android.util.ZLog;
 
@@ -61,6 +62,17 @@ public void onItemClick(String email) {
                 AsyncLogin asyncLogin = new AsyncLogin(DevAuthActivity.this, email, null, realmName, startedFromAddRealm, serverURL, true);
                 asyncLogin.execute();
                 connectionProgressDialog.show();
+                asyncLogin.setCallback(new ZulipAsyncPushTask.AsyncTaskCompleteListener() {
+                    @Override
+                    public void onTaskComplete(String result, JSONObject jsonObject) {
+                        connectionProgressDialog.dismiss();
+                    }
+
+                    @Override
+                    public void onTaskFailure(String result) {
+                        connectionProgressDialog.dismiss();
+                    }
+                });
             }
         });
         recyclerView.setLayoutManager(new LinearLayoutManager(DevAuthActivity.this) {