public bool?GetState(string ProductID)
{
bool? result;
ReceiptState target = stateInformation.FirstOrDefault(s => s.productID.Equals(ProductID, StringComparison.InvariantCultureIgnoreCase));
if (target == null)
{
result = null;
}
else
{
result = target.ack;
}
return(result);
}
public void SetState(string ProductID, bool state)
{
if (stateInformation != null)
{
ReceiptState target = stateInformation.FirstOrDefault(s => s.productID.Equals(ProductID, StringComparison.InvariantCultureIgnoreCase));
if (target == null)
{
stateInformation.Add(new ReceiptState {
productID = ProductID, ack = state
});
}
else
{
target.ack = state;
}
SaveState();
}
}
