test #1
44
TCPServer.cs
44
TCPServer.cs
@ -82,14 +82,18 @@ namespace DualScreenDemo
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Console.WriteLine("Failed to invoke action after maximum retries");
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}
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public void Start()
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public void Start()
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{
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// 啟動 TCP 監聽器
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listener.Start();
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Console.WriteLine("Server started on port " + Port + ".");
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try {
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// 讀取初始狀態檔案
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string stateFilePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "states.txt");
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string initialState = ReadStateFile(stateFilePath);
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// 若初始狀態為 "CLOSE"，則顯示送客畫面，並禁用所有主畫面的控制項
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if (initialState.Equals("CLOSE", StringComparison.OrdinalIgnoreCase))
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{
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_ = SafeInvoke(PrimaryForm.Instance, () =>
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@ -107,14 +111,17 @@ namespace DualScreenDemo
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});
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}
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// 不斷等待並處理 TCP 連線
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while (true)
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{
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Console.WriteLine("Waiting for connections...");
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using (TcpClient client = listener.AcceptTcpClient())
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{
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Console.WriteLine("Connected!");
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NetworkStream stream = client.GetStream();
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// 處理來自 client 的指令
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while (client.Connected)
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{
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byte[] buffer = new byte[1024];
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@ -125,16 +132,20 @@ namespace DualScreenDemo
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string request = Encoding.UTF8.GetString(buffer, 0, bytesRead);
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Console.WriteLine("Received: " + request.Trim());
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// 忽略長度太短的請求
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if (request.Length < 5)
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{
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continue;
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}
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// 解析 host 名稱字尾與指令本體
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string requestHostSuffix = request.Substring(0, 3);
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string command = request.Substring(4);
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// 比對主機名稱是否符合
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if (requestHostSuffix.Equals(hostNameSuffix, StringComparison.OrdinalIgnoreCase))
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{
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// 指令為 "X"：播放 CLOSE.MPG，並顯示送客畫面
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if (command.Trim().Equals("X", StringComparison.OrdinalIgnoreCase))
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{
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_ = SafeInvoke(VideoPlayerForm.Instance, async () =>
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@ -144,33 +155,43 @@ namespace DualScreenDemo
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await SafeInvoke(PrimaryForm.Instance, () =>
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{
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PrimaryForm.Instance.ShowSendOffScreen();
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Console.WriteLine("開始設置新的播放列表");
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string closePath = @"C:\video\CLOSE.MPG";
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if (File.Exists(closePath))
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{
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// 建立結束播放用的 SongData 實例
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SongData closeSong = new SongData(
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"", "", "結束播放", 0, "", "", "", "",
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DateTime.Now, closePath, "", "", "", "",
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"", "", "", "", "", "", "", 1
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);
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VideoPlayerForm.playingSongList = new List<SongData>();
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// 建立新的播放清單
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VideoPlayerForm.publicPlaylist = new List<SongData>();
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VideoPlayerForm.playingSongList = new List<SongData>();
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// 如果有正在播放的歌曲也加進去
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if (VideoPlayerForm.Instance.currentPlayingSong != null)
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{
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VideoPlayerForm.playingSongList.Add(VideoPlayerForm.Instance.currentPlayingSong);
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}
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VideoPlayerForm.publicPlaylist.Add(closeSong);
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// 將 CLOSE.MPG 加入播放清單
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VideoPlayerForm.playingSongList.Add(closeSong);
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// 清空使用者點播清單
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PrimaryForm.userRequestedSongs = new List<SongData>();
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// 隱藏 Overlay 的「下一首提示」
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if (IsFormReady(OverlayForm.MainForm))
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{
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OverlayForm.MainForm.nextSongLabel.Visible = false;
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}
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VideoPlayerForm.Instance.PlayNextSong();
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Console.WriteLine("已設置新的播放列表，包含當前歌曲和 CLOSE.MPG");
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}
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else
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@ -181,22 +202,28 @@ namespace DualScreenDemo
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}
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});
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// 更新狀態檔案為 CLOSE
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UpdateStateFile(stateFilePath, "CLOSE");
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continue;
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}
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// 指令為 "O"：開啟系統，隱藏送客畫面
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if (command.Trim().Equals("O", StringComparison.OrdinalIgnoreCase))
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{
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_ = SafeInvoke(PrimaryForm.Instance, () =>
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{
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PrimaryForm.Instance.HideSendOffScreen();
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});
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VideoPlayerForm.publicPlaylist = new List<SongData>();
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VideoPlayerForm.playingSongList = new List<SongData>();
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VideoPlayerForm.Instance.PlayPublicPlaylist(); // 播放下一首歌曲
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// 更新狀態檔案為 OPEN
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UpdateStateFile(stateFilePath, "OPEN");
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continue;
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}
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}
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// 若 Overlay Form 準備好，嘗試顯示跑馬燈文字
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if (IsFormReady(OverlayForm.MainForm))
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{
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string message = request.Trim();
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@ -207,18 +234,21 @@ namespace DualScreenDemo
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{
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if (match.Success)
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{
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// 若符合格式，顯示主跑馬燈文字
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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.Middle, textColor);
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}
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else
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{
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// 不符合格式，顯示在第二行跑馬燈
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string marqueeMessage = "系統公告: " + message;
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OverlayForm.MainForm.UpdateMarqueeTextSecondLine(marqueeMessage);
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}
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});
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}
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// 指令為 "exit"：結束此連線
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if (request.Trim().Equals("exit", StringComparison.OrdinalIgnoreCase))
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{
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break;
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@ -235,10 +265,12 @@ namespace DualScreenDemo
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}
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finally
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{
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// 關閉 listener
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listener.Stop();
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}
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}
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private Color GetColorFromString(string colorName)
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{
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switch (colorName)
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Reference in New Issue
Block a user