mcdiscordbot/MinecraftDiscordBot/Services/RootCommandService.cs
Michael Chen 9fd50ee01e
server:
Fixed cli help texts
Added administrator options for critical methods
Added result state for client and server specific errors
Redirect root to help text
Fixed fingerprint error, fingerprint must be case sensitive
Re-Added online messages
Added typing trigger for discord bot messages
client:
fixed chunkString for empty results preemtive
wrap error objects for server messages
both:
added raw lua RS Bridge command entry
2022-01-17 15:25:03 +01:00

76 lines
3.3 KiB
C#

using Discord.WebSocket;
using Fleck;
using MinecraftDiscordBot.Commands;
using MinecraftDiscordBot.Models;
using Newtonsoft.Json;
namespace MinecraftDiscordBot.Services;
public delegate Task<TResponse> HandleCommandDelegate<TResponse>(SocketUserMessage message, string[] parameters, CancellationToken ct);
public delegate Task HandleCommandDelegate(SocketUserMessage message, string[] parameters, CancellationToken ct);
public class RootCommandService : CommandRouter, ITaskWaitSource {
protected readonly IWebSocketConnection _socket;
public override string HelpTextPrefix => "!";
public RootCommandService(IWebSocketConnection socket, IUserRoleManager roleManager) : base() {
socket.OnMessage = OnMessage;
_socket = socket;
_rs = new RefinedStorageService(this, roleManager);
}
private void OnMessage(string message) {
if (JsonConvert.DeserializeObject<ReplyMessage>(message) is not ReplyMessage msg) return;
IChunkWaiter? waiter;
lock (_syncRoot) if (!_waits.TryGetValue(msg.AnswerId, out waiter)) {
Program.LogWarningAsync("Socket", $"Invalid wait id '{msg.AnswerId}'!");
return;
}
waiter.SetResultState(msg.State);
waiter.AddChunk(msg.Chunk, msg.Total, msg.Result);
if (waiter.Finished || waiter.IsCancellationRequested)
lock (_syncRoot)
_waits.Remove(waiter.ID);
}
public Task Send(string message) => _socket.Send(message);
public Task Send(Message message) => Send(JsonConvert.SerializeObject(message));
private readonly object _syncRoot = new();
private readonly Dictionary<int, IChunkWaiter> _waits = new();
private readonly Random _rnd = new();
public IWebSocketConnectionInfo ConnectionInfo => _socket.ConnectionInfo;
private int GetFreeId() {
var attempts = 0;
while (true) {
var id = _rnd.Next();
if (!_waits.ContainsKey(id))
return id;
Program.LogWarningAsync(Program.WebSocketSource, $"Could not get a free ID after {++attempts} attempts!");
}
}
public ChunkWaiter<T> GetWaiter<T>(Func<string, T> resultParser, CancellationToken ct) {
ChunkWaiter<T> waiter;
lock (_syncRoot) {
waiter = new ChunkWaiter<T>(GetFreeId(), resultParser, ct);
_waits.Add(waiter.ID, waiter);
}
return waiter;
}
private readonly ICommandHandler<ResponseType> _rs;
[CommandHandler("rs", HelpText = "Provides some commands for interacting with the Refined Storage system.")]
public Task<ResponseType> RefinedStorageHandler(SocketUserMessage message, string[] parameters, CancellationToken ct)
=> _rs.HandleCommand(message, parameters, ct);
public static Func<string, T> Deserialize<T>() => msg
=> JsonConvert.DeserializeObject<T>(msg) ?? throw new InvalidProgramException("Empty response!");
public override Task<ResponseType> FallbackHandler(SocketUserMessage message, string method, string[] parameters, CancellationToken ct)
=> throw new ReplyException($"What the fuck do you mean by '{method}'?");
}
public interface ITaskWaitSource {
ChunkWaiter<T> GetWaiter<T>(Func<string, T> resultParser, CancellationToken ct);
Task Send(Message requestMessage);
}