public NewDrinkScreen()
{
allDrinkButtons = new List<ImageButton>();
buttonIdToIconId = new Dictionary<int, int>();
newDrink = new DrinkItem();
volume = 0.5;
alcoholByVolume = 0.5;
}
public DrinkItem GetItem(int id)
{
var t = new DrinkItem();
lock (locker)
{
connection = new SqliteConnection("Data Source=" + path);
connection.Open();
using (var command = connection.CreateCommand())
{
// "CREATE TABLE [Items] (_id INTEGER PRIMARY KEY ASC, Name NTEXT,
// About NTEXT, Volume REAL, AlcoholByVolume REAL, IconNumber INTEGER);"
command.CommandText = "SELECT [_id], [Name], [About], [Volume], [AlcoholByVolume], [IconNumber] from [Items] WHERE [_id] = ?";
command.Parameters.Add(new SqliteParameter(DbType.Int32) { Value = id });
var r = command.ExecuteReader();
while (r.Read())
{
t = FromReader(r);
break;
}
}
connection.Close();
}
return t;
}
public static int SaveDrink(DrinkItem item)
{
return DrinkItemRepositoryADO.SaveDrink(item);
}
public static int SaveDrink(DrinkItem item)
{
return me.db.SaveItem(item);
}
DrinkItem FromReader(SqliteDataReader r)
{
var t = new DrinkItem();
t.ID = Convert.ToInt32(r["_id"]);
t.Name = r["Name"].ToString();
t.AlcoholByVolume = Convert.ToDouble(r["AlcoholByVolume"]);
t.Volume = Convert.ToDouble(r["Volume"]);
t.IconId = Convert.ToInt32(r["IconNumber"]);
t.About = r["About"].ToString();
return t;
}
public int SaveItem(DrinkItem item)
{
int r;
lock (locker)
{
if (item.ID != 0)
{
connection = new SqliteConnection("Data Source=" + path);
connection.Open();
using (var command = connection.CreateCommand())
{
// SELECT [_id], [Name], [About], [Volume], [AlcoholByVolume], [IconNumber]
command.CommandText = "UPDATE [Items] SET [Name] = ?, [About] = ?, [Volume] = ?, [AlcoholByVolume] = ?, [IconNumber] = ? WHERE [_id] = ?;";
command.Parameters.Add(new SqliteParameter(DbType.String) { Value = item.Name });
command.Parameters.Add(new SqliteParameter(DbType.String) { Value = item.About });
command.Parameters.Add(new SqliteParameter(DbType.Double) { Value = item.Volume });
command.Parameters.Add(new SqliteParameter(DbType.Double) { Value = item.AlcoholByVolume });
command.Parameters.Add(new SqliteParameter(DbType.Int32) { Value = item.IconId });
r = command.ExecuteNonQuery();
}
connection.Close();
return r;
}
else
{
connection = new SqliteConnection("Data Source=" + path);
connection.Open();
using (var command = connection.CreateCommand())
{
command.CommandText = "INSERT INTO [Items] ( [Name], [About], [Volume], [AlcoholByVolume], [IconNumber]) VALUES (? ,?, ?, ?, ?)";
command.Parameters.Add(new SqliteParameter(DbType.String) { Value = item.Name });
command.Parameters.Add(new SqliteParameter(DbType.String) { Value = item.About });
command.Parameters.Add(new SqliteParameter(DbType.Double) { Value = item.Volume });
command.Parameters.Add(new SqliteParameter(DbType.Double) { Value = item.AlcoholByVolume });
command.Parameters.Add(new SqliteParameter(DbType.Int32) { Value = item.IconId });
r = command.ExecuteNonQuery();
}
connection.Close();
return r;
}
}
}
