Fix duplicated watchlist elements
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@ -92,9 +92,22 @@ public class DatabaseManager extends SQLiteOpenHelper{
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onCreate(db);
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}
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private boolean isCurrencyInWatchlist(String symbol)
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{
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String searchQuerry = "SELECT * FROM " + TABLE_WATCHLIST + " WHERE " + KEY_WATCHLIST_SYMBOL + "='" + symbol + "'";
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SQLiteDatabase db = this.getWritableDatabase();
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Cursor result = db.rawQuery(searchQuerry, null);
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return result.moveToFirst();
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}
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public void addCurrencyToWatchlist(Currency currency)
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{
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SQLiteDatabase db = this.getWritableDatabase();
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if(!isCurrencyInWatchlist(currency.getSymbol()))
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{
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ContentValues values = new ContentValues();
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values.put(KEY_WATCHLIST_SYMBOL, currency.getSymbol());
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@ -104,6 +117,7 @@ public class DatabaseManager extends SQLiteOpenHelper{
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db.insert(TABLE_WATCHLIST, null, values);
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db.close();
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}
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}
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public void updateWatchlistPosition(String symbol, int position)
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{
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