MosswartMassacre/MosswartMassacre/CommandHandler.cs

using System;
using System.Text.RegularExpressions;
using Decal.Adapter;

namespace MosswartMassacre
{
    /// <summary>
    /// Handles "/mm" commands from chat.
    /// </summary>
    public class CommandHandler : ICommandHandler
    {
        private readonly StatsManager _statsManager;
        private readonly IWebSocketService _wsService;

        public CommandHandler(StatsManager statsManager, IWebSocketService wsService)
        {
            _statsManager = statsManager ?? throw new ArgumentNullException(nameof(statsManager));
            _wsService = wsService ?? throw new ArgumentNullException(nameof(wsService));
        }

        public void Handle(string commandText)
        {
            // Remove the /mm prefix and trim
            string[] args = commandText.Length > 3
                ? commandText.Substring(3).Trim().Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries)
                : Array.Empty<string>();
            if (args.Length == 0)
            {
                PluginCore.WriteToChat("Usage: /mm <command>. Try /mm help");
                return;
            }

            string sub = args[0].ToLowerInvariant();
            switch (sub)
            {
                case "ws":
                    if (args.Length > 1)
                    {
                        if (args[1].Equals("enable", StringComparison.OrdinalIgnoreCase))
                        {
                            _wsService.Start();
                            PluginSettings.Instance.WebSocketEnabled = true;
                            PluginCore.WriteToChat("WS streaming ENABLED.");
                        }
                        else if (args[1].Equals("disable", StringComparison.OrdinalIgnoreCase))
                        {
                            _wsService.Stop();
                            PluginSettings.Instance.WebSocketEnabled = false;
                            PluginCore.WriteToChat("WS streaming DISABLED.");
                        }
                        else
                        {
                            PluginCore.WriteToChat("Usage: /mm ws <enable|disable>");
                        }
                    }
                    else
                    {
                        PluginCore.WriteToChat("Usage: /mm ws <enable|disable>");
                    }
                    break;

                case "help":
                    PluginCore.WriteToChat("Mosswart Massacre Commands:");
                    PluginCore.WriteToChat("/mm report        - Show current stats");
                    PluginCore.WriteToChat("/mm loc           - Show current location");
                    PluginCore.WriteToChat("/mm ws            - Websocket streaming enable|disable");
                    PluginCore.WriteToChat("/mm reset         - Reset all counters");
                    PluginCore.WriteToChat("/mm meta          - Toggle rare meta state");
                    PluginCore.WriteToChat("/mm http          - Local http-command server enable|disable");
                    PluginCore.WriteToChat("/mm remotecommand - Listen to allegiance !do/!dot enable|disable");
                    PluginCore.WriteToChat("/mm getmetastate  - Gets the current metastate");
                    break;

                case "report":
                    var elapsed = DateTime.Now - _statsManager.StatsStartTime;
                    var report = $"Total Kills: {_statsManager.TotalKills}, Kills per Hour: {_statsManager.KillsPerHour:F2}, Elapsed Time: {elapsed:dd.hh:mm:ss}, Rares Found: {_statsManager.RareCount}";
                    PluginCore.WriteToChat(report);
                    break;

                case "getmetastate":
                    var state = VtankControl.VtGetMetaState();
                    PluginCore.WriteToChat(state);
                    break;

                case "loc":
                    var here = Coordinates.Me;
                    var pos = Utils.GetPlayerPosition();
                    PluginCore.WriteToChat($"Location: {here}  (X={pos.X:F1}, Y={pos.Y:F1}, Z={pos.Z:F1})");
                    break;

                case "reset":
                    _statsManager.Restart();
                    PluginCore.WriteToChat("Stats have been reset.");
                    break;

                case "meta":
                    PluginSettings.Instance.RareMetaEnabled = !PluginSettings.Instance.RareMetaEnabled;
                    PluginCore.WriteToChat($"Rare meta state is now {(PluginSettings.Instance.RareMetaEnabled ? "ON" : "OFF")}");
                    MainView.SetRareMetaToggleState(PluginSettings.Instance.RareMetaEnabled);
                    break;

                case "http":
                    if (args.Length > 1)
                    {
                        if (args[1].Equals("enable", StringComparison.OrdinalIgnoreCase))
                        {
                            PluginSettings.Instance.HttpServerEnabled = true;
                            HttpCommandServer.Start();
                        }
                        else if (args[1].Equals("disable", StringComparison.OrdinalIgnoreCase))
                        {
                            PluginSettings.Instance.HttpServerEnabled = false;
                            HttpCommandServer.Stop();
                        }
                        else
                        {
                            PluginCore.WriteToChat("Usage: /mm http <enable|disable>");
                        }
                    }
                    else
                    {
                        PluginCore.WriteToChat("Usage: /mm http <enable|disable>");
                    }
                    break;

                case "remotecommands":
                    PluginSettings.Instance.RemoteCommandsEnabled = !PluginSettings.Instance.RemoteCommandsEnabled;
                    PluginCore.WriteToChat($"Remote command listening is now {(PluginSettings.Instance.RemoteCommandsEnabled ? "ENABLED" : "DISABLED")}.");
                    break;

                default:
                    PluginCore.WriteToChat($"Unknown /mm command: {sub}. Try /mm help");
                    break;
            }
        }
    }
}