public string returnItem(string name, int id)
{
Transaction t = dataBase.getTransaction(id);
if (t != null)
{
if (t.Rebate == false)
{
if (t.Items.ContainsKey(name))
{
Item i = t.Items[name];
i.Returned = true;
if (i.Amount > 1)
{
i.Amount--;
i.RAmount++;
}
else if (i.Amount == 1)
{
i.Amount = 0;
i.RAmount++;
}
else
{
return("Max number of items returned.");
}
return("Item returned.");
}
return("Item not found.");
}
return("Rebate Entered, return not valid.");
}
return("Transaction not found.");
}
public void enterRebate(int id, DateTime date)
{
bool valid = false;
if (date.CompareTo(deadline) != 1)
{
Transaction user = dataBase.getTransaction(id);
if (user != null)
{
valid = true;
float percentage = (float)11 / 100;
rebate.RebateAmount = user.Total * percentage;
rebate.TransID = id;
dataBase.addRebate(rebate);
user.Rebate = true;
}
}
updateRebateOutput(valid);
}