368 lines
13 KiB
C#
368 lines
13 KiB
C#
using System;
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using System.Net;
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using System.Net.Sockets;
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using System.Text;
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using System.Text.RegularExpressions;
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using ActionString = System.Action<string>; // 现在可以在代码中使用 ActionString
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using System.Threading.Tasks;
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using System.Windows.Forms;
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using System.Drawing;
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using DBObj;
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using OverlayFormObj;
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namespace DualScreenDemo
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{
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public class TCPServer
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{
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private TcpListener listener;
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private const int Port = 1000;
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private readonly string hostNameSuffix;
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private readonly Room _room;
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public static event ActionString OnDisplayBarrage;
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public static event ActionString OnDisplaySticker;
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public TCPServer(Room room)
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{
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_room = room;
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listener = new TcpListener(IPAddress.Any, Port);
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hostNameSuffix = GetHostNameSuffix();
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_ = Task.Run(() => Start());
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}
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// ================================
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// 啟動 TCP Server
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// ================================
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public void Start()
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{
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listener.Start();
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Console.WriteLine($"Server started on port {Port}.");
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_ = Task.Run(async () =>
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{
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try
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{
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while (true)
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{
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Console.WriteLine("Waiting for connections...");
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TcpClient client = await listener.AcceptTcpClientAsync();
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Console.WriteLine("Client connected!");
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_ = Task.Run(() => HandleClient(client));
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"[Server Error] {ex.Message}");
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}
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finally
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{
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listener.Stop();
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}
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});
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}
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// ================================
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// 處理 Client 連線
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// ================================
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private async Task HandleClient(TcpClient client)
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{
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using (client)
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{
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try
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{
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NetworkStream stream = client.GetStream();
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byte[] buffer = new byte[1024];
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while (client.Connected)
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{
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int bytesRead = await stream.ReadAsync(buffer, 0, buffer.Length);
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if (bytesRead == 0) break;
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string request = Encoding.UTF8.GetString(buffer, 0, bytesRead).Trim();
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Console.WriteLine("Received: " + request);
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if (request.Length >= 5)
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{
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if (request.Substring(0, 3).Equals(hostNameSuffix, StringComparison.OrdinalIgnoreCase))
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await HandleRoomCommand(request, stream);
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else
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await HandleOverlayCommand(request, stream);
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}
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"[Client Error] {ex.Message}");
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}
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}
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Console.WriteLine("Client disconnected.");
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}
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// ================================
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// 房間控制指令
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// ================================
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private async Task HandleRoomCommand(string request ,NetworkStream stream)
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{
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var commandHandler = new CommandHandler(Program.songListManager);
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string[] parts = request.Split(',', 3); // 最多拆三段
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string cmdPrefix = parts[0].Trim();
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string cmd = parts[1].Trim().ToLowerInvariant();
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string content = parts.Length > 2 ? parts[2] : "";
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switch (cmd)
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{
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case "x":
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_ = SafeInvoke(VideoPlayerForm.Instance, async () =>
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{
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_room.set("closed");
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try { await HttpServer.RestartServer(); }
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catch (Exception ex) { Console.WriteLine($"RestartServer Error: {ex.Message}"); }
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});
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break;
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case "o":
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_room.set("active");
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break;
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case "f":
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_ = SafeInvoke(PrimaryForm.Instance, () => _room.set("fire"));
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break;
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case "pause":
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// TogglePause();
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commandHandler.ProcessData("A26DA4");
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break;
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case "volume_up":
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// OverlayForm.MainForm.Invoke(() => OverlayForm.MainForm.ShowTopRightLabelTime("音量 ↑", "a2 b3 a4"));
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commandHandler.ProcessData("A2B3A4");
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break;
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case "volume_down":
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// OverlayForm.MainForm.Invoke(() => OverlayForm.MainForm.ShowTopRightLabelTime("音量 ↓", "a2 b4 a4"));
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commandHandler.ProcessData("A2B4A4");
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break;
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case "mic_up":
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// OverlayForm.MainForm.Invoke(() => OverlayForm.MainForm.ShowTopRightLabelTime("麥克風 ↑", "a2 b5 a4"));
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commandHandler.ProcessData("A2B5A4");
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break;
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case "mic_down":
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// OverlayForm.MainForm.Invoke(() => OverlayForm.MainForm.ShowTopRightLabelTime("麥克風 ↓", "a2 b6 a4"));
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commandHandler.ProcessData("A2B6A4");
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break;
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case "mute":
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// ToggleMute();
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commandHandler.ProcessData("A276A4");
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break;
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case "original_song":
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// PrimaryForm.Instance.Invoke(() => PrimaryForm.Instance.videoPlayerForm.ToggleVocalRemoval());
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commandHandler.ProcessData("A26CA4");
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break;
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case "service":
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// OverlayForm.MainForm.Invoke(() => OverlayForm.MainForm.ShowTopRightLabel("服務鈴", "a2 53 a4"));
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commandHandler.ProcessData("A266A4");
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break;
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case "replay":
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// PrimaryForm.Instance.Invoke(() => PrimaryForm.Instance.videoPlayerForm.ReplayCurrentSong());
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commandHandler.ProcessData("A269A4");
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break;
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case "male_key":
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// SendSerialCommand(new byte[] { 0xA2, 0x7F, 0xA4 }, new byte[] { 0xA2, 0xB2, 0xA4 }, 2);
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commandHandler.ProcessData("A27DA4");
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break;
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case "female_key":
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// SendSerialCommand(new byte[] { 0xA2, 0x7F, 0xA4 }, new byte[] { 0xA2, 0xB1, 0xA4 }, 2);
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commandHandler.ProcessData("A281A4");
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break;
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case "cut":
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// PrimaryForm.Instance.Invoke(() => PrimaryForm.Instance.videoPlayerForm.PlayNextSong());
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commandHandler.ProcessData("A267A4");
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break;
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case "lower_key":
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SendSerialCommand(new byte[] { 0xA2, 0xB2, 0xA4 });
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break;
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case "standard_key":
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// SendSerialCommand(new byte[] { 0xA2, 0x7F, 0xA4 });
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commandHandler.ProcessData("A27FA4");
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break;
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case "raise_key":
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SendSerialCommand(new byte[] { 0xA2, 0xB1, 0xA4 });
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break;
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case "send-sticker":
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_ = SafeInvoke(OverlayForm.MainForm, () => OnDisplaySticker?.Invoke(content));
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break;
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case "message":
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_ = SafeInvoke(OverlayForm.MainForm, () => OnDisplayBarrage?.Invoke(content));
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break;
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default:
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Console.WriteLine($"[Unknown Command] {request}");
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break;
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}
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await SendOkResponse(stream);
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}
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// ================================
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// 跑馬燈/公告指令
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// ================================
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private async Task HandleOverlayCommand(string message, NetworkStream stream)
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{
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if (!IsFormReady(OverlayForm.MainForm)) return;
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Match match = Regex.Match(message, @"^(全部|\d{4})\((白色|紅色|綠色|黑色|藍色)\)-");
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_ = SafeInvoke(OverlayForm.MainForm, () =>
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{
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if (match.Success)
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{
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string marqueeMessage = message.Substring(match.Value.Length).Trim();
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Color textColor = GetColorFromString(match.Groups[2].Value);
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OverlayForm.MainForm.UpdateMarqueeText(marqueeMessage, OverlayForm.MarqueeStartPosition.Right, textColor);
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}
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else
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{
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OverlayForm.MainForm.UpdateMarqueeTextSecondLine("系統公告: "+message);
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}
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});
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await SendOkResponse(stream);
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}
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// ================================
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// 輔助方法
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// ================================
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private async Task SendOkResponse(NetworkStream stream)
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{
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byte[] okResponse = Encoding.UTF8.GetBytes("OK\n");
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await stream.WriteAsync(okResponse, 0, okResponse.Length);
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}
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private void TogglePause()
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{
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PrimaryForm.Instance.Invoke(() =>
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{
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if (VideoPlayerForm.Instance.isPaused)
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{
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VideoPlayerForm.Instance.Play();
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PrimaryForm.Instance.pauseButton.Visible = true;
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PrimaryForm.Instance.playButton.Visible = false;
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PrimaryForm.Instance.syncPauseButton.Visible = true;
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PrimaryForm.Instance.syncPlayButton.Visible = false;
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}
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else
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{
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VideoPlayerForm.Instance.Pause();
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PrimaryForm.Instance.pauseButton.Visible = false;
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PrimaryForm.Instance.playButton.Visible = true;
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PrimaryForm.Instance.syncPauseButton.Visible = false;
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PrimaryForm.Instance.syncPlayButton.Visible = true;
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}
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});
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}
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private void ToggleMute()
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{
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PrimaryForm.Instance.Invoke(() =>
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{
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if (PrimaryForm.Instance.videoPlayerForm.isMuted)
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{
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PrimaryForm.Instance.videoPlayerForm.Mute(false);
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PrimaryForm.Instance.videoPlayerForm.isMuted = false;
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OverlayForm.MainForm.HideMuteLabel();
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}
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else
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{
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PrimaryForm.Instance.videoPlayerForm.Mute(true);
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PrimaryForm.Instance.videoPlayerForm.isMuted = true;
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OverlayForm.MainForm.ShowMuteLabel();
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}
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});
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}
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private void SendSerialCommand(byte[] prefix, byte[]? repeat = null, int repeatCount = 1)
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{
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if (SerialPortManager.mySerialPort == null || !SerialPortManager.mySerialPort.IsOpen)
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{
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Console.WriteLine("[SerialPort] Port not open.");
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return;
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}
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SerialPortManager.mySerialPort.Write(prefix, 0, prefix.Length);
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if (repeat != null)
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{
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for (int i = 0; i < repeatCount; i++)
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SerialPortManager.mySerialPort.Write(repeat, 0, repeat.Length);
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}
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}
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private Color GetColorFromString(string colorName) => colorName switch
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{
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"白色" => Color.White,
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"紅色" => Color.Red,
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"綠色" => Color.LightGreen,
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"黑色" => Color.Black,
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"藍色" => Color.LightBlue,
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_ => Color.Black
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};
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private string GetHostNameSuffix()
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{
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string hostName = Dns.GetHostName();
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return hostName.Length > 3 ? hostName[^3..] : hostName;
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}
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// ================================
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// 表單安全呼叫
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// ================================
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private bool IsFormReady(Form form)
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{
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if (form == null) return false;
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try
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{
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return form.IsHandleCreated && !form.IsDisposed;
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}
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catch { return false; }
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}
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private async Task SafeInvoke(Form form, Action action, int maxRetries = 10)
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{
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if (form == null) return;
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for (int i = 0; i < maxRetries; i++)
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{
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try
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{
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if (IsFormReady(form))
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{
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if (form.InvokeRequired) form.Invoke(action);
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else action();
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return;
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"Invoke attempt {i + 1} failed: {ex.Message}");
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}
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await Task.Delay(500);
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}
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Console.WriteLine("Failed to invoke action after maximum retries");
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}
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}
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} |