-fixing null when get alert type

-add toast when there are message in response

app/src/main/java/com/fusi24/rfid/ui/scanresult/ScanResultActivity.java

@@ -165,6 +165,11 @@ public class ScanResultActivity extends BaseActivity implements ScanResultView {
             tvProfileStatus.setText(R.string.label_status_passed);
             llProfileStatus.setBackgroundColor(getResources().getColor(R.color.colorPrimary));
         } else {
+            if (dataResultRfid.getAlertType() == null){
+                tvProfileStatus.setText(R.string.label_status_not_passed);
+                llProfileStatus.setBackgroundColor(getResources().getColor(R.color.colorRedDark));
+            }
+
             if (dataResultRfid.getAlertType().equalsIgnoreCase("ERROR")){
                 tvProfileStatus.setText(R.string.label_status_not_passed);
                 llProfileStatus.setBackgroundColor(getResources().getColor(R.color.colorRedDark));
@@ -176,6 +181,10 @@ public class ScanResultActivity extends BaseActivity implements ScanResultView {
             }
         }
 
+        if (dataResultRfid.getMessage() != null){
+            Toast.makeText(this, dataResultRfid.getMessage(), Toast.LENGTH_SHORT).show();
+        }
+
         problemsList = dataResultRfid.getProblems();
         adapter.updateProblemList(problemsList);
         adapter.notifyDataSetChanged();