/*
- * Copyright © 2018 Damyan Ivanov.
+ * Copyright © 2019 Damyan Ivanov.
* This file is part of Mobile-Ledger.
* Mobile-Ledger is free software: you can distribute it and/or modify it
* under the term of the GNU General Public License as published by
package net.ktnx.mobileledger.ui.transaction_list;
import android.arch.lifecycle.ViewModel;
-import android.content.Context;
-import android.database.Cursor;
-import android.database.sqlite.SQLiteDatabase;
+import android.os.AsyncTask;
-import net.ktnx.mobileledger.model.LedgerTransaction;
-import net.ktnx.mobileledger.utils.MLDB;
+import net.ktnx.mobileledger.async.UpdateTransactionsTask;
+import net.ktnx.mobileledger.model.Data;
+import net.ktnx.mobileledger.model.TransactionListItem;
+import net.ktnx.mobileledger.utils.ObservableValue;
-import java.util.ArrayList;
import java.util.List;
public class TransactionListViewModel extends ViewModel {
+ public static ObservableValue<Boolean> updating = new ObservableValue<>();
+ public static ObservableValue<String> updateError = new ObservableValue<>();
- private List<LedgerTransaction> transactions;
+ public static void scheduleTransactionListReload() {
+ if (Data.profile.get() == null) return;
- public List<LedgerTransaction> getTransactions(Context context) {
- if (transactions == null) {
- transactions = new ArrayList<>();
- reloadTransactions(context);
- }
-
- return transactions;
+ String filter = TransactionListFragment.accountFilter.get();
+ AsyncTask<String, Void, String> task = new UTT();
+ task.execute(filter);
}
- public void reloadTransactions(Context context) {
- ArrayList<LedgerTransaction> newList = new ArrayList<>();
-
- String sql = "SELECT id FROM transactions ORDER BY date desc, id desc";
-
- try (SQLiteDatabase db = MLDB.getReadableDatabase(context)) {
- try (Cursor cursor = db.rawQuery(sql, null)) {
- while (cursor.moveToNext()) {
- newList.add(new LedgerTransaction(cursor.getInt(0)));
- }
- transactions = newList;
- }
+ public static TransactionListItem getTransactionListItem(int position) {
+ List<TransactionListItem> transactions = Data.transactions.get();
+ 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() {
+ List<TransactionListItem> transactions = Data.transactions.get();
+ if (transactions == null) return 0;
+ return transactions.size();
+ }
+ private static class UTT extends UpdateTransactionsTask {
+ @Override
+ protected void onPostExecute(String error) {
+ super.onPostExecute(error);
+ if (error != null) updateError.set(error);
}
-
}
}