public void AddOdd(Betting betting, int quantity)
{
CardLine line = lineCollection.Where(b => b.Betting == betting)
.FirstOrDefault();
if (line == null)
{
lineCollection.Add(
new CardLine {
Betting = betting, Quantity = quantity
});
}
else
{
line.Quantity += quantity;
}
}
public void RemoveOdd(Betting betting)
{
lineCollection.RemoveAll(b => b.Betting == betting);
}