ModCommand.cs

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using Microsoft.Xna.Framework;
using System;
using Terraria.Localization;
 
namespace Terraria.ModLoader
{
    [Flags]
    public enum CommandType
    {
        Chat = 1,
        Server = 2,
        Console = 4,
        World = 8
    }
 
    public interface CommandCaller
    {
        CommandType CommandType { get; }
 
        Player Player { get; }
 
        void Reply(string text, Color color = default(Color));
    }
 
    public abstract class ModCommand
    {
        public Mod mod { get; internal set; }
        public string Name { get; internal set; }
        public abstract string Command { get; }
        public abstract CommandType Type { get; }
        public virtual string Usage => "/" + Command;
        public virtual string Description => "";
        public virtual bool Autoload(ref string name) => mod.Properties.Autoload;
        public abstract void Action(CommandCaller caller, string input, string[] args);
    }
 
    public class UsageException : Exception
    {
        internal string msg;
        internal Color color = Color.Red;
 
        public UsageException() { }
 
        public UsageException(string msg) {
            this.msg = msg;
        }
 
        public UsageException(string msg, Color color) {
            this.msg = msg;
            this.color = color;
        }
    }
 
    internal class ChatCommandCaller : CommandCaller
    {
        public CommandType CommandType => CommandType.Chat;
        public Player Player => Main.player[Main.myPlayer];
 
        public void Reply(string text, Color color = default(Color)) {
            if (color == default(Color))
                color = Color.White;
            foreach (var line in text.Split('\n'))
                Main.NewText(line, color.R, color.G, color.B);
        }
    }
 
    internal class PlayerCommandCaller : CommandCaller
    {
        public PlayerCommandCaller(Player player) {
            Player = player;
        }
        public CommandType CommandType => CommandType.Server;
 
        public Player Player { get; }
 
        public void Reply(string text, Color color = default(Color)) {
            if (color == default(Color))
                color = Color.White;
            foreach (var line in text.Split('\n'))
                NetMessage.SendChatMessageToClient(NetworkText.FromLiteral(line), color, Player.whoAmI);
        }
    }
 
    internal class ConsoleCommandCaller : CommandCaller
    {
        public CommandType CommandType => CommandType.Console;
        public Player Player => null;
 
        public void Reply(string text, Color color = default(Color)) {
            foreach (var line in text.Split('\n'))
                Console.WriteLine(line);
        }
    }
}