Added IdRole for the server generated UUID of the items.

genericcore.cpp

@@ -150,6 +150,7 @@ void GenericCore::onSendItemTriggered(const int row) {
 void GenericCore::onItemsFetched(const QByteArray jsonDoc) {
   emit displayStatusMessage("New items fetched.");
   // TODO ? check compability of JSON structure beforehand?
+  // TODO check if item already exists?
   m_mainModel->appendItems(jsonDoc);
 }
 
@@ -158,6 +159,7 @@ void GenericCore::onItemsFetchFailure(const QString errorString) {
 }
 
 void GenericCore::onPostRequestSuccessful(const QString message) {
+  // NEXT search local item an set server generated UUID
   emit displayStatusMessage(message);
 }