Merge branch 'ubilabs--tracking_app--bugfix--bug_3066' into ubilabs--tracking_app--develop

mobile/com.sap.sailing.android.tracking.app/res/values-de/strings_dialog.xml

@@ -5,5 +5,6 @@
     <string name="confirm_data_you_are_signed_in_as_sail_id">Sie sind als {sail_id} gemeldet</string>
     <string name="confirm_data_is_correct">OK</string>
     <string name="decline_data_is_incorrect">Das bin nicht ich!</string>
+    <string name="confirm_delete_checkin">Möchten Sie den Checkin wirklich löschen?</string>
 
 </resources>

mobile/com.sap.sailing.android.tracking.app/res/values/strings_dialog.xml

@@ -6,5 +6,5 @@
     <string name="confirm_data_you_are_signed_in_as_sail_id">You are signing in as {sail_id}</string>
     <string name="confirm_data_is_correct">OK</string>
     <string name="decline_data_is_incorrect">That\'s not me!</string>
-
+    <string name="confirm_delete_checkin">Do you really want to delete this checkin?</string>
 </resources>

mobile/com.sap.sailing.android.tracking.app/src/com/sap/sailing/android/tracking/app/ui/fragments/HomeFragment.java

@@ -4,6 +4,7 @@ import java.net.MalformedURLException;
 import java.net.URL;
 import java.util.Date;
 
+import android.widget.AdapterView;
 import org.json.JSONException;
 import org.json.JSONObject;
 
@@ -20,7 +21,7 @@ import android.support.v4.content.Loader;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.AdapterView;
+import android.widget.AdapterView.OnItemLongClickListener;
 import android.widget.AdapterView.OnItemClickListener;
 import android.widget.ListView;
 import android.widget.Toast;
@@ -64,6 +65,7 @@ public class HomeFragment extends AbstractHomeFragment implements LoaderCallback
             adapter = new RegattaAdapter(getActivity(), R.layout.ragatta_listview_row, null, 0);
             listView.setAdapter(adapter);
             listView.setOnItemClickListener(new ItemClickListener());
+            listView.setOnItemLongClickListener(new LongItemClickListener());
         }
 
         getLoaderManager().initLoader(REGATTA_LOADER, null, this);
@@ -231,6 +233,32 @@ public class HomeFragment extends AbstractHomeFragment implements LoaderCallback
         }
     }
 
+    private boolean showDeleteConfirmationDialog(int position) {
+        // -1, because there's a header row
+        Cursor cursor = (Cursor) adapter.getItem(position - 1);
+        final String checkinDigest = cursor.getString(cursor.getColumnIndex("event_checkin_digest"));
+        DatabaseHelper.getInstance().getEventInfo(getActivity(), checkinDigest);
+        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity(), R.style.Base_Theme_AppCompat_Dialog_Alert);
+        builder.setMessage(getString(R.string.confirm_delete_checkin));
+        builder.setCancelable(true);
+        builder.setNegativeButton(getString(R.string.no), null);
+        builder.setPositiveButton(getString(R.string.yes), new DialogInterface.OnClickListener() {
+            @Override
+            public void onClick(DialogInterface dialog, int which) {
+                deleteRegatta(checkinDigest);
+            }
+        });
+        builder.show();
+
+        return true;
+    }
+
+    private void deleteRegatta(String checkinDigest) {
+        DatabaseHelper.getInstance().deleteRegattaFromDatabase(getActivity(), checkinDigest);
+        adapter.swapCursor(null);
+        adapter.notifyDataSetInvalidated();
+    }
+
     private class ItemClickListener implements OnItemClickListener {
 
         @Override
@@ -249,6 +277,19 @@ public class HomeFragment extends AbstractHomeFragment implements LoaderCallback
         }
     }
 
+    private class LongItemClickListener implements OnItemLongClickListener {
+
+        @Override
+        public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
+            if (position < 1) // tapped header
+            {
+                return false;
+            }
+            return showDeleteConfirmationDialog(position);
+        }
+
+    }
+
     private class CheckinListener implements NetworkHelperSuccessListener {
 
         public String checkinDigest;