feat(chess): 初始化棋盘和玩家颜色,优化代码结构,重构多人游戏代码

- 在 ChessGame 中初始化棋盘，根据玩家颜色设置棋子
- 更新 UI 显示玩家颜色
- 调整棋盘位置和 UI 布局
- 重构部分代码以提高可读性和维护性

Scripts/Controllers/ChessGame.cs

@@ -1,8 +1,8 @@
+using System.Collections;
 using Godot;
 using Godot.Collections;
 
-public partial class ChessGame : Node2D
-{
+public partial class ChessGame : Node2D {
 	ChessBoard board;
 	Global global;
 	ConfirmationDialog dialog;
@@ -17,17 +17,14 @@ public partial class ChessGame : Node2D
 		// Init.Call();
 		global = GetNode<Global>("/root/Global");
 		board = GetNode<ChessBoard>("Chessboard");
+		isSession = global.RPClient.IsOnline();
 
 		playerSelf = new Player(board.board, Player.PlayerType.Human);
 		playerOpponent = new Player(board.board, Player.PlayerType.Human);
-
-		board.OnMouseClicked += (sender, clickPosition) => {
-			Vector2 clickBoardPos = (PosTrans.transArrToPix.AffineInverse() *
-				clickPosition).Round();
-		
-			playerSelf.HandleBoardPosClick(clickBoardPos);
-		};
-
+		InitChessBoard();
+		GetNode<LineEdit>("Control/VBoxContainer/MarginContainer3/HFlowContainer/LineEdit")
+			.Text = global.GlobalData["player_color"].AsString();
+		GD.PrintErr("ChessGame ", global.RPClient.GetUserId(), ":",global.GlobalData["player_color"]);
 
         dialog = new ConfirmationDialog {
             DialogAutowrap = true,
@@ -36,37 +33,76 @@ public partial class ChessGame : Node2D
         };
 		AddChild(dialog);
 
-        if (!global.RPClient.GetIsConnected()) {
-			return;
+		board.OnPosClicked += (sender, pos) => {
+			if (isSession) {
+				var res = global.RPClient.SendSessionToAll(global.sessionId, new Dictionary {
+						{"type", "mouseClicked"},
+						{"X", pos.X},
+						{"Y", pos.Y},
+						{"id", global.RPClient.GetUserId()}
+					});
+				playerSelf.HandleBoardPosClick(pos);
+			} else {
+				playerSelf.HandleBoardPosClick(pos);
+				playerSelf.SetAllowedPieces(null);
+			}
+		};
+
+        if (isSession) {
+			GD.Print("ws is connected");
+
+			global.RPClient.OnPRCSessionExit += (cmd, code) => {
+				GoHome();
+			};
+
+			global.RPClient.OnPRCSessionRecv += (msg) => {
+				SessionMsgHandle(msg["msg"].AsGodotDictionary());
+			};
 		}
-		isSession = true;
-		GD.Print("ws is connected");
-
-		global.RPClient.OnPRCSessionExit += (cmd, code) => {
-			GoHome();
-		};
-
-		board.OnMouseClicked += (sender, clickPosition) => {
-			Vector2 clickBoardPos = (PosTrans.transArrToPix.AffineInverse() *
-				clickPosition).Round();
-		
-			var res = global.RPClient.SendSessionToAll(global.sessionId, new Dictionary {
-					{"type", "mouseClicked"},
-					{"X", clickBoardPos.X},
-					{"Y", clickBoardPos.Y},
-				});
-			// GD.Print($"chessMoveFunc Callback {fromPos} -> {newPos} {res}");
-		};
-
-		global.RPClient.OnPRCSessionRecv += (msg) => {
-			SessionMsgHandle(msg["msg"].AsGodotDictionary());
-		};
 	}
 
 	// Called every frame. 'delta' is the elapsed time since the previous frame.
 	public override void _Process(double delta) {
 	}
 
+	public void InitChessBoard() {
+        ArrayList black = InitializePieces("black", 0, new[] {
+        ("车", 0, 0), ("马", 1, 0), ("象", 2, 0),
+		("士", 3, 0), ("将", 4, 0), ("士", 5, 0),
+		("象", 6, 0), ("马", 7, 0), ("车", 8, 0),
+        ("炮", 1, 2), ("炮", 7, 2),
+        ("卒", 0, 3), ("卒", 2, 3), ("卒", 4, 3), ("卒", 6, 3), ("卒", 8, 3)
+    	});
+
+        ArrayList red = InitializePieces("red", 9, new[] {
+        ("车", 0, -0), ("马", 1, -0), ("象", 2, -0),
+		("士", 3, -0), ("将", 4, -0), ("士", 5, -0),
+		("象", 6, -0), ("马", 7, -0), ("车", 8, -0),
+        ("炮", 1, -2), ("炮", 7, -2),
+        ("卒", 0, -3), ("卒", 2, -3), ("卒", 4, -3), ("卒", 6, -3), ("卒", 8, -3)
+    	});
+		if (global.GlobalData["player_color"].AsString() == "red") {
+			playerSelf.SetAllowedPieces(red);
+			playerOpponent.SetAllowedPieces(black);
+		} else {
+			playerSelf.SetAllowedPieces(black);
+			playerOpponent.SetAllowedPieces(red);
+		}
+    }
+
+    private ArrayList InitializePieces(string color, int baseY, (string label, int x, int y)[] positions) {
+		ArrayList list = new();      
+		foreach (var (label, x, y) in positions) {
+            ChessPiece piece = new ChessPiece {
+                PieceLabel = label,
+                LabelColor = new Color(color)
+            };
+			list.Add(piece.GetVirtualPiece());
+            board.InsertNode(piece, new Vector2(x, baseY + y));
+        }
+		return list;
+    }
+
 	private void SessionMsgHandle(Dictionary msg) {
 		GD.PrintErr($"session msg: {msg}");
 		switch (msg["type"].AsString()) {
@@ -79,12 +115,18 @@ public partial class ChessGame : Node2D
 				dialog.Visible = true;
 				break;
 			case "mouseClicked":
+				if (msg["id"].ToString() == global.RPClient.GetUserId()) {
+					break;
+				}
 				Vector2 mouseClicked = new(GD.StrToVar(msg["X"].ToString()).AsInt32(),
 					GD.StrToVar(msg["Y"].ToString()).AsInt32());
 				playerOpponent.HandleBoardPosClick(mouseClicked);
 				break;
 			case "undo":
-				_Undo();
+				if (msg["id"].ToString() == global.RPClient.GetUserId()) {
+					break;
+				}
+				playerOpponent.Undo();
 				break;
 			case "reInit":
 			 	_ReInit();
@@ -92,13 +134,9 @@ public partial class ChessGame : Node2D
 		}
 	}
 
-	private void _Undo() {
-		playerSelf.Undo();
-	}
-
 	private void _ReInit() {
 		playerSelf.ReInit();
-		board.InitChessBoard();
+		InitChessBoard();
 	}
 
 	private void BtnOver() {
@@ -123,11 +161,13 @@ public partial class ChessGame : Node2D
 		GD.Print($"Undo {isSession}");
 
 		if (isSession) {
+			playerSelf.Undo();
 			global.RPClient.SendSessionToAll(global.sessionId, new Dictionary{
 				{"type", "undo"},
+				{"id", global.RPClient.GetUserId()},
 			});
 		} else {
-			_Undo();
+			playerSelf.Undo();
 		}
 	}
 

Scripts/Controllers/GameLobby.cs

@@ -10,6 +10,7 @@ public partial class GameLobby : Control {
 
     string URL;
     string userName;
+	bool isAcceptedPart = false;
 
 	// Called when the node enters the scene tree for the first time.
 	public override void _Ready() {
@@ -26,8 +27,11 @@ public partial class GameLobby : Control {
 			global.RPClient.SessionAckCreate(dialog.GetMeta("sessionId").ToString(), false);
 		};
 		dialog.Confirmed += () => {
-			if (dialog.Title == "Session Created")
-			global.RPClient.SessionAckCreate(dialog.GetMeta("sessionId").ToString(), true);
+			if (dialog.Title == "Session Created") {
+				// FIXME
+				isAcceptedPart = true;
+				global.RPClient.SessionAckCreate(dialog.GetMeta("sessionId").ToString(), true);
+			}
 		};
 
         global.RPClient.OnOpen += (string eventName, object[] args) => {
@@ -56,7 +60,14 @@ public partial class GameLobby : Control {
 				dialog.Visible = true;
 			} else {
 				if (res) {
+					// TODO FIXME
 					global.sessionId = sessionId;
+					if (!isAcceptedPart) {
+						global.GlobalData["player_color"] = "red";
+					} else {
+						global.GlobalData["player_color"] = "black";
+					}
+					// GD.PrintErr("sessionId: ", reqUserId, "color: ", global.GlobalData["player_color"].AsString());
 					global.GotoScene("res://Scenes/ChessGame.tscn");
 				} else {
 					dialog.Title = "Failed";

Scripts/Controllers/Setting.cs

@@ -33,9 +33,13 @@ public partial class Setting : Control
 	}
 
 	private void OnBack() {
-		global.SaveConfig();
 		global.GotoScene("res://Main.tscn", null);
 	}
+	
+	private void OnSave() {
+		global.SaveConfig();
+		// OS.Alert("Saved", "Setting");
+	}
 
 	void OnNameChanged(string Value)
     {