Revert "退出房间同步状态"

server/src/socket/roomHandler.js

@@ -302,25 +302,13 @@ function registerRoomHandlers(ws, { broadcastToRoom, joinRoom, leaveAllRooms, ro
     const waiting = waitingRooms.get(String(roomId));
     if (waiting) {
       waiting.joined.delete(ws);
-
-      // 从玩家列表中移除断开的玩家
-      const playerId = ws.ctx.playerId;
-      if (playerId) {
-        waiting.players = waiting.players.filter(p => p.playerId !== playerId);
-      }
-
       const joinedCount = waiting.joined.size;
-      const { totalSeats, players } = waiting;
-      console.log(`[Room] 等待中玩家断开 roomId=${roomId}，playerId=${playerId}，剩余 ${joinedCount}/${totalSeats}`);
-
-      // 广播更新后的玩家列表给剩余玩家
+      console.log(`[Room] 等待中玩家断开 roomId=${roomId}，剩余 ${joinedCount}/${waiting.totalSeats}`);
       broadcastToRoom(roomId, 'room:playerJoined', {
         roomId,
         joinedCount,
-        totalSeats,
-        players,
+        totalSeats: waiting.totalSeats,
       });
-
       if (joinedCount === 0) {
         waitingRooms.delete(roomId);
         roomPlayerCounter.delete(roomId);