refactor(entity): 重构 ClientData 结构体并添加同步锁

- 在 ClientData 中添加 sync.Mutex 以确保并发安全
- 实现 SetPlayer 和 GetPlayer 等方法来封装 player 字段的操作
- 更新相关代码以使用新的 ClientData 结构和方法

common/data/entity/Client.go

@@ -1,15 +1,41 @@
 package entity
 
+import "sync"
+
 type ClientData struct {
-	IsCrossDomain bool    //是否跨域过
-	Player        *Player //客户实体
+	isCrossDomain bool    //是否跨域过
+	player        *Player //客户实体
+	//UserID        uint32
+	m sync.Mutex
+}
+
+func (cd *ClientData) SetPlayer(player *Player) {
+	cd.m.Lock()
+	defer cd.m.Unlock()
+	cd.player = player
+}
+func (cd *ClientData) GetPlayer() *Player {
+	cd.m.Lock()
+	defer cd.m.Unlock()
+	return cd.player
+}
+func (cd *ClientData) SetCrossDomain(isCrossDomain bool) {
+	cd.m.Lock()
+	defer cd.m.Unlock()
+	cd.isCrossDomain = isCrossDomain
+}
+func (cd *ClientData) GetIsCrossDomain() bool {
+	cd.m.Lock()
+	defer cd.m.Unlock()
+	return cd.isCrossDomain
 }
 
 func NewClientData() *ClientData {
-	cd := &ClientData{
-		IsCrossDomain: false,
-		Player:        nil,
+	cd := ClientData{
+		isCrossDomain: false,
+		player:        nil,
+		m:             sync.Mutex{},
 	}
-	return cd
+	return &cd
 
 }