Mods.Common Commands namespace

Added Commands Namespace.

OpenRA.Mods.Common/Commands/HelpCommand.cs

@@ -0,0 +1,60 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System.Collections.Generic;
+using OpenRA.Graphics;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Commands
+{
+	[Desc("Shows a list of available commands in the chatbox. Attach this to the world actor.")]
+	public class HelpCommandInfo : TraitInfo<HelpCommand> { }
+
+	public class HelpCommand : IChatCommand, IWorldLoaded
+	{
+		readonly Dictionary<string, string> helpDescriptions;
+
+		World world;
+		ChatCommands console;
+
+		public HelpCommand() 
+		{
+			helpDescriptions = new Dictionary<string, string>();
+		}
+
+		public void WorldLoaded(World w, WorldRenderer wr)
+		{
+			world = w;
+			console = world.WorldActor.Trait<ChatCommands>();
+
+			console.RegisterCommand("help", this);
+			RegisterHelp("help", "provides useful info about various commands");
+		}
+
+		public void InvokeCommand(string name, string arg)
+		{
+			Game.Debug("Here are the available commands:");
+
+			foreach (var key in console.Commands.Keys)
+			{
+				string description;
+				if (!helpDescriptions.TryGetValue(key, out description))
+					description = "no description available.";
+
+				Game.Debug("{0}: {1}", key, description);
+			}
+		}
+
+		public void RegisterHelp(string name, string description)
+		{
+			helpDescriptions.Add(name, description);
+		}
+	}
+}