Made the bot kinda working, but only tests.

.gitignore

@@ -4,4 +4,5 @@
 src/bin
 src/obj
 src/Properties
-src/sodoffmmo.csproj.user
+src/sodoffmmo.csproj.user
+/src/discord_bot.json

src/Management/DiscordManager.cs

@@ -0,0 +1,90 @@
+using Discord.WebSocket;
+using Discord;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace sodoffmmo.Management;
+
+class DiscordManager {
+    private static readonly string token_file;
+
+    private static DiscordSocketClient client;
+    private static BotConfig config;
+
+    static DiscordManager() {
+        DirectoryInfo dir = new DirectoryInfo(Path.Combine(Directory.GetCurrentDirectory(), "src"));
+        while (dir.Parent != null) {
+            if (dir.Name == "src" && dir.Exists) break;
+            dir = dir.Parent;
+        }
+        if (dir.Parent == null) dir = new DirectoryInfo(Directory.GetCurrentDirectory());
+        token_file = Path.Combine(dir.FullName, "discord_bot.json");
+    }
+
+    public static void Initialize() {
+        try {
+            // This approach is taken because I don't want to accidentally
+            // push my bot token because it was in appsettings. The
+            // json handled here has been added to gitignore.
+            if (File.Exists(token_file)) {
+                Task.Run(() => RunBot(JsonSerializer.Deserialize<BotConfig>(File.ReadAllText(token_file))));
+            } else {
+                Log("Discord Integration not started because the file containing the token was not found.\nPut the token in \""+token_file+"\" and restart the server to use Discord Integration.", ConsoleColor.Yellow);
+                File.WriteAllText(token_file, JsonSerializer.Serialize(new BotConfig {
+                    Token = ""
+                }, new JsonSerializerOptions {
+                    WriteIndented = true
+                }));
+            }
+        } catch (Exception e) {
+            Log(e.ToString(), ConsoleColor.Red);
+        }
+    }
+
+    private static async Task RunBot(BotConfig? config) {
+        if (config == null) {
+            Log("Bot config didn't deserialize correctly. Discord Integration is not active.", ConsoleColor.Yellow);
+            return;
+        }
+        client = new DiscordSocketClient(new DiscordSocketConfig {
+            GatewayIntents = GatewayIntents.AllUnprivileged | GatewayIntents.MessageContent
+        });
+        client.MessageReceived += OnMessage;
+        await client.LoginAsync(TokenType.Bot, config.Token);
+        DiscordManager.config = config;
+        Log("Loaded bot config from "+token_file+" and bot is running.");
+        await client.StartAsync();
+    }
+    private static async Task OnMessage(SocketMessage arg) {
+        // Check that message is from a user in the correct place.
+        if (arg is not SocketUserMessage socketMessage || socketMessage.Author.IsBot || socketMessage.Channel.Id != config.Channel) return;
+        
+        string[] message = socketMessage.Content.Split(' ');
+        if (message.Length >= 1) {
+            if (message[0] == "test") {
+                await socketMessage.Channel.SendMessageAsync("fungus amongus");
+            }
+        }
+    }
+
+    class BotConfig {
+        [JsonPropertyName("// Token")]
+        private string __TokenComment { get{
+                return "This is your bot's token. DO NOT SHARE THIS WITH ANYBODY!!!";
+        } set {}}
+        public string Token { get; set; }
+
+        [JsonPropertyName("// Channel")]
+        private string __ChannelComment { get{
+                return "This is the Channel ID where bot logs things and can run admin commands from.";
+        } set {}}
+        public ulong Channel { get; set; }
+    }
+
+    private static void Log(string msg, ConsoleColor? color=null) {
+        ConsoleColor currentColor = Console.ForegroundColor;
+        Console.ForegroundColor = color ?? currentColor;
+        Console.WriteLine(msg);
+        Console.ForegroundColor = currentColor;
+    }
+}

src/Server.cs

@@ -31,6 +31,8 @@ public class Server {
 
         SpecialRoom.CreateRooms();
 
+        DiscordManager.Initialize();
+
         await Listen(listener);
     }
 

src/sodoffmmo.csproj

@@ -10,6 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Discord.Net" Version="3.17.4" />
     <PackageReference Include="ComponentAce.Compression.Libs.zlib" Version="1.0.4" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="8.0.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0" />