public class TransactionListViewModel extends ViewModel {
public static ObservableValue<Boolean> updating = new ObservableValue<>();
+ public static ObservableValue<String> updateError = new ObservableValue<>();
public static void scheduleTransactionListReload() {
String filter = TransactionListFragment.accountFilter.get();
- AsyncTask<String, Void, List<TransactionListItem>> task = new UTT();
+ AsyncTask<String, Void, String> task = new UTT();
task.execute(filter);
}
public static TransactionListItem getTransactionListItem(int position) {
List<TransactionListItem> transactions = Data.transactions.get();
- if (position >= transactions.size()) return null;
+ if (transactions == null) return null;
+ if (position >= transactions.size() + 1) return null;
+ if (position == transactions.size()) return new TransactionListItem();
return transactions.get(position);
}
public static int getTransactionCount() {
}
private static class UTT extends UpdateTransactionsTask {
@Override
- protected void onPostExecute(List<TransactionListItem> list) {
- super.onPostExecute(list);
- if (list != null) Data.transactions.set(list);
+ protected void onPostExecute(String error) {
+ super.onPostExecute(error);
+ if (error != null) updateError.set(error);
}
}
}