async account list

[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / async / UpdateAccountsTask.java

diff --git a/app/src/main/java/net/ktnx/mobileledger/async/UpdateAccountsTask.java b/app/src/main/java/net/ktnx/mobileledger/async/UpdateAccountsTask.java
new file mode 100644 (file)
index 0000000..458c1af
--- /dev/null
+++ b/app/src/main/java/net/ktnx/mobileledger/async/UpdateAccountsTask.java
@@ -0,0 +1,67 @@
+/*
+ * 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
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your opinion), any later version.
+ *
+ * Mobile-Ledger is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License terms for details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Mobile-Ledger. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package net.ktnx.mobileledger.async;
+
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+import android.os.AsyncTask;
+import android.util.Log;
+
+import net.ktnx.mobileledger.model.Data;
+import net.ktnx.mobileledger.model.LedgerAccount;
+import net.ktnx.mobileledger.utils.MLDB;
+
+import java.util.ArrayList;
+
+public class UpdateAccountsTask extends AsyncTask<Boolean, Void, ArrayList<LedgerAccount>> {
+    protected ArrayList<LedgerAccount> doInBackground(Boolean[] onlyStarred) {
+        Data.backgroundTaskCount.incrementAndGet();
+        try {
+            ArrayList<LedgerAccount> newList = new ArrayList<>();
+
+            String sql = "SELECT name, hidden FROM accounts";
+            if (onlyStarred[0]) sql += " WHERE hidden = 0";
+            sql += " ORDER BY name";
+
+            SQLiteDatabase db = MLDB.getReadableDatabase();
+            try (Cursor cursor = db.rawQuery(sql, null)) {
+                while (cursor.moveToNext()) {
+                    LedgerAccount acc = new LedgerAccount(cursor.getString(0));
+                    acc.setHidden(cursor.getInt(1) == 1);
+                    try (Cursor c2 = db.rawQuery(
+                            "SELECT value, currency FROM account_values " + "WHERE account = ?",
+                            new String[]{acc.getName()}))
+                    {
+                        while (c2.moveToNext()) {
+                            acc.addAmount(c2.getFloat(0), c2.getString(1));
+                        }
+                    }
+                    newList.add(acc);
+                }
+            }
+
+            Data.accounts.set(newList);
+
+            return newList;
+        }
+        finally {
+            Log.d("UAT", "decrementing background task count");
+            Data.backgroundTaskCount.decrementAndGet();
+        }
+    }
+}