package net.ktnx.mobileledger.model;
+import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import net.ktnx.mobileledger.utils.Digest;
private String description;
private ArrayList<LedgerTransactionItem> items;
private String dataHash;
+ private boolean dataLoaded;
public LedgerTransaction(String id, String date, String description) {
this.id = id;
this.date = date;
this.description = description;
this.items = new ArrayList<>();
this.dataHash = null;
+ dataLoaded = false;
}
public LedgerTransaction(int id, String date, String description) {
this(String.valueOf(id), date, description);
public LedgerTransaction(String date, String description) {
this(null, date, description);
}
+ public LedgerTransaction(int id) {
+ this(id, null, null);
+ }
public void add_item(LedgerTransactionItem item) {
items.add(item);
dataHash = null;
String.format("Unable to get instance of %s digest", DIGEST_TYPE), e);
}
}
+ public void loadData(SQLiteDatabase db) {
+ if (dataLoaded) return;
+
+ try (Cursor cTr = db.rawQuery("SELECT date, description from transactions WHERE " +
+ "id=?",new String[]{id})) {
+ if (cTr.moveToFirst()) {
+ date = cTr.getString(0);
+ description = cTr.getString(1);
+
+ try (Cursor cAcc = db.rawQuery("SELECT account_name, amount, currency FROM " +
+ "transaction_accounts WHERE transaction_id = ?",
+ new String[]{id}))
+ {
+ while (cAcc.moveToNext()) {
+ add_item(
+ new LedgerTransactionItem(cAcc.getString(0), cAcc.getFloat(1),
+ cAcc.getString(2)));
+ }
+ }
+ }
+ }
+
+ }
}