修正tcp udp实例二次初始化问题

Author: kstjxy

Diff for: Demo/API_V2/Assets/API/Network/TCPSocket/TCPSocket.cs

@@ -6,6 +6,7 @@
 public class TCPSocket : Details
 {
     private WXTCPSocket _tcpSocket;
+
     private bool _connected = false;
 
     // 数据
@@ -29,6 +30,7 @@ protected override void TestAPI(string[] args)
         if(_tcpSocket == null)
         {
             _tcpSocket = WX.CreateTCPSocket();
+
             Debug.Log("tcpSocket: " + JsonUtility.ToJson(_tcpSocket));
 
             _tcpSocket.OnMessage((res) => {
@@ -48,7 +50,7 @@ protected override void TestAPI(string[] args)
             });
         } else 
         {
-            Debug.Log("tcp实例已初始化");
+            Debug.LogError("tcp实例已初始化");
         }
 
     }
@@ -59,9 +61,10 @@ private void close()
         {
             _tcpSocket.Close();
             _connected = false;
+            _tcpSocket = null;
         } else
         {
-            Debug.Log("关闭失败：tcp实例未初始化或未连接");
+            Debug.LogError("关闭失败：tcp实例未初始化或未连接");
         }
 
     }
@@ -77,7 +80,7 @@ private void connect() {
             _connected = true;
         } else
         {
-            Debug.Log("连接失败：tcp实例未初始化或已连接");
+            Debug.LogError("连接失败：tcp实例未初始化或已连接");
         }
     }
 
@@ -102,7 +105,7 @@ private void write() {
             }
         } else
         {
-            Debug.Log("发送失败：tcp实例未初始化或未连接");
+            Debug.LogError("发送失败：tcp实例未初始化或未连接");
         }
     }
 }

Diff for: Demo/API_V2/Assets/API/Network/UDPSocket/UDPSocket.cs

@@ -125,6 +125,7 @@ private void close() {
         {
             _udpSocket.Close();
             _connected = false;
+            _udpSocket = null;
         } else
         {
             Debug.LogError("关闭失败：udp实例未初始化或未连接");