private static void AliasCommand()
{
List <string> commandWords = new List <string> (Display.Command.Trim().Split(' '));
Display.kMUDMessage = Display.Command;
if (commandWords.Count == 1)
{
// if the user just typed "#alias", show the list of aliases
// ShowAliases ();
}
else if (commandWords.Count == 2)
{
// if the user typed "#alias somealiasname" and nothing else, show the definition of that alias.
if (Aliases.ContainsKey(commandWords [1]))
{
Display.AddOutputLine("\t" + commandWords [1] + ": " + Aliases [commandWords [1]]);
Display.kMUDMessage = "To see a list of defined aliases, type #alias. To delete an alias, type #unalias alias.";
}
}
else
{
// user tried to define an alias
string aliasText = "";
for (int i = 2; i < commandWords.Count; i++)
{
aliasText += commandWords[i] + " ";
}
AddAlias(commandWords[1], aliasText);
}
}
private static void ShowAliases()
{
// show the aliases that have been made
if (Aliases.Count == 0)
{
Display.kMUDMessage = "You have no aliases defined right now.";
}
else
{
Display.AddOutputLine("Currently defined aliases:");
foreach (string alias in Aliases.Keys)
{
Display.AddOutputLine("\t" + alias + ": " + Aliases [alias]);
}
}
}
private static void ShowCommands()
{
Display.AddOutputLine("kMUD commands (add a # symbol in front of these):\n" +
"alias\t\texit\t\tcommands\t\tcommand\t\t\n" +
"unalias\t\t");
}
private static void HandleKeyPress()
{
if (KeyPressed.Key == ConsoleKey.RightArrow || KeyPressed.Key == ConsoleKey.LeftArrow)
{
Display.Highlighted = false;
}
else if (KeyPressed.Key != ConsoleKey.Enter && Display.Highlighted == true)
{
Display.Highlighted = false;
Display.Command = "";
}
switch (KeyPressed.Key)
{
case ConsoleKey.Enter:
// no command = no behavior
if (Display.Command.Length == 0)
{
try{
if (netStream.CanWrite)
{
byte[] toSend = ASCIIEncoding.ASCII.GetBytes("\r\n");
Client.Client.Send(toSend);
}
else
{
Display.kMUDMessage = "Can't send data to the MUD...?";
}
} catch (Exception e) {
Display.kMUDMessage = "Got an error...: " + e.Message;
}
break;
}
// If command starts with "#", process it
if (Display.Command [0] == '#')
{
string firstWord = Display.Command.Trim().Split(' ') [0];
if (CommandFunctions.ContainsKey(firstWord))
{
CommandFunctions [firstWord] ();
}
// HandleCommand (Display.Command);
}
// otherwise, check if it's an alias, then send it to the MUD and let them deal with it.
else
{
try {
if (netStream.CanWrite)
{
// check if there's an alias first
string[] wordsInCommand = Display.Command.Split(' ');
if (Aliases.ContainsKey(wordsInCommand[0]))
{
// it's an aliased command, so process it first
string actualCommand = "";
for (int i = 1; i < wordsInCommand.Length; i++)
{
actualCommand += wordsInCommand [i] + " ";
}
Display.Command = ConvertAlias(wordsInCommand [0], actualCommand);
}
// split command by semicolons
// TODO make this work in conjunction with aliases
if (CommandSplitter != '\0') // signifies no splitting desired
{
List <string> splitCommands = new List <string> (Display.Command.Split(CommandSplitter));
foreach (string command in splitCommands)
{
byte[] toSend = ASCIIEncoding.ASCII.GetBytes(command + "\r\n");
Client.Client.Send(toSend);
}
}
else
{
byte[] toSend = ASCIIEncoding.ASCII.GetBytes(Display.Command + "\r\n");
Client.Client.Send(toSend);
}
}
else
{
Display.kMUDMessage = "Can't send data to the MUD...?";
}
} catch (Exception e) {
Display.kMUDMessage = "Got an error...: " + e.Message;
}
}
// record command in command history
if (Display.Echoing)
{
CommandHistory.Add(Display.Command);
}
CurrentCommand = CommandHistory.Count;
// command was executed, so record it with a '#' prepended
if (Display.Echoing)
{
Display.AddOutputLine("#" + Display.Command);
// show the command Highlighted, so it's clear you can hit enter and do the same command again,
// but if you type anything else or hit delete it will overwrite it.
Display.Highlighted = true;
// update the display to show this.
repeatCommand = true;
}
else
{
Display.Highlighted = false;
repeatCommand = false;
Display.Command = "";
}
Display.Update();
break;
case ConsoleKey.Backspace:
// ALT+Backspace deletes a whole word, not just a character
Display.BackspaceDelete();
Display.Update();
break;
case ConsoleKey.Escape:
// somehow undo or cancel something, maybe?
Display.Highlighted = false;
Display.Command = "";
Display.Update();
break;
case ConsoleKey.UpArrow:
// if there is no more command history, do nothing
if (CurrentCommand <= 0)
{
break;
}
// If user started typing a command, save it. If not, save a blank space (if there wasn't one)
// so the user can return to a blank slate by pressing down enough.
if (CurrentCommand == CommandHistory.Count && CommandHistory [CommandHistory.Count - 1] != Display.Command)
{
CommandHistory.Add(Display.Command);
}
// scroll back one command in the history, if possible
CurrentCommand = Math.Max(CurrentCommand - 1, 0);
Display.Command = CommandHistory [CurrentCommand];
Display.Highlighted = true;
Display.Update();
break;
case ConsoleKey.DownArrow:
// scroll forward one command in the history, if possible. Don't overwrite history.
if (CurrentCommand >= CommandHistory.Count || CommandHistory.Count == 0)
{
break;
}
CurrentCommand = Math.Min(CurrentCommand + 1, CommandHistory.Count - 1);
Display.Command = CommandHistory [CurrentCommand];
Display.Highlighted = true;
Display.Update();
break;
case ConsoleKey.RightArrow:
// move the cursor to the right
Display.MoveCursorRight();
Display.Update();
break;
case ConsoleKey.LeftArrow:
// move cursor to the left
Display.MoveCursorLeft();
Display.Update();
break;
default:
// Display.Command += KeyPressed.KeyChar;
Display.AddToCommand(KeyPressed.KeyChar);
Display.Update();
break;
}
}