public string SendOrder(SalesRecord record)
{
string message = "";
if (!aGateway.IsSellOrderAlreadyExist(record))
{
int msg = aGateway.SendOrder(record);
if (msg > 0)
{
message = "Order has been successfully sent";
}
else
{
message = "failed to send order";
}
}
else
{
message = "You have sent order already for this product";
}
return(message);
}