//Execute the admincommands, again using the number of arguments given.
private void PraseAdminCommand(string command)
{
var commandArgumets = command.Split(' ').ToList();
try
{
switch (commandArgumets.Count)
{
case 1:
_adminCommands[commandArgumets[0]](String.Empty, 0);
break;
case 2:
_adminCommands[commandArgumets[0]](string.Empty, Convert.ToInt32(commandArgumets[1]));
break;
case 3:
_adminCommands[commandArgumets[0]](commandArgumets[1], Convert.ToInt32(commandArgumets[2]));
break;
}
}
catch (KeyNotFoundException)
{
_ui.DisplayAdminCommandNotFoundMessage(command);
}
catch (UserNotFoundException ex)
{
_ui.DisplayUserNotFound(ex.Username);
}
catch (ProductNotFoundException ex)
{
_ui.DisplayProductNotFound(ex.ProductId.ToString());
}
}
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 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]);
}
}
});
}