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Fix duplicated watchlist elements

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This commit is contained in:
Tanguy Herbron 2018-06-05 08:38:47 +02:00
parent 7505d8a1be
commit 3b894c634b
2 changed files with 20 additions and 6 deletions
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app/src/main/java/com/herbron/moodl/DataManagers/DatabaseManager.java
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@ -92,17 +92,31 @@ public class DatabaseManager extends SQLiteOpenHelper{
onCreate(db); onCreate(db);
} }
private boolean isCurrencyInWatchlist(String symbol)
{
String searchQuerry = "SELECT * FROM " + TABLE_WATCHLIST + " WHERE " + KEY_WATCHLIST_SYMBOL + "='" + symbol + "'";
SQLiteDatabase db = this.getWritableDatabase();
Cursor result = db.rawQuery(searchQuerry, null);
return result.moveToFirst();
}
public void addCurrencyToWatchlist(Currency currency) public void addCurrencyToWatchlist(Currency currency)
{ {
SQLiteDatabase db = this.getWritableDatabase(); SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_WATCHLIST_SYMBOL, currency.getSymbol()); if(!isCurrencyInWatchlist(currency.getSymbol()))
values.put(KEY_WATCHLIST_NAME, currency.getName()); {
values.put(KEY_WATCHLIST_POSITION, getWatchlistRowCount(db)); ContentValues values = new ContentValues();
db.insert(TABLE_WATCHLIST, null, values); values.put(KEY_WATCHLIST_SYMBOL, currency.getSymbol());
db.close(); values.put(KEY_WATCHLIST_NAME, currency.getName());
values.put(KEY_WATCHLIST_POSITION, getWatchlistRowCount(db));
db.insert(TABLE_WATCHLIST, null, values);
db.close();
}
} }
public void updateWatchlistPosition(String symbol, int position) public void updateWatchlistPosition(String symbol, int position)