public CommandParser(LineSystem lineSystem, ILineSystemUI ui)
{
LineSystem = lineSystem;
UI = ui;
adminCommands.Add(":close", args => UI.Close());
adminCommands.Add(":activate", args =>
{
ChangeProductBoolField(":activate", args, ProductBoolField.Active, true);
});
adminCommands.Add(":deactivate", args =>
{
ChangeProductBoolField(":deactivate", args, ProductBoolField.Active, false);
});
adminCommands.Add(":crediton", args =>
{
ChangeProductBoolField(":crediton", args, ProductBoolField.CanBeBoughtOnCredit, true);
});
adminCommands.Add(":creditoff", args =>
{
ChangeProductBoolField(":creditoff", args, ProductBoolField.CanBeBoughtOnCredit, false);
});
adminCommands.Add(":addcredits", args =>
{
InsertCashTransaction transaction;
User user;
int amount;
if (IsValidArgs(":addcredits", args, 2))
{
user = LineSystem.GetUser(args[0]);
if (user != null)
{
if (args[1].TryToCredit(out amount))
{
transaction = LineSystem.AddCreditsToAccount(user, amount);
UI.DisplayAdminAddedCredits(transaction);
LineSystem.ExecuteTransaction(transaction);
}
else
{
UI.DisplayGeneralError(args[1] + " is not a invalid cash amount");
}
}
else
{
UI.DisplayUserNotFound(args[0]);
}
}
});
}
public void NullAddCreditsToAccount()
{
Assert.Null(lineSystem.AddCreditsToAccount(null, 200));
Assert.NotNull(lineSystem.AddCreditsToAccount(testUser, 200));
}