Refactor connection create process

src/ws/ws_transmission.h

@@ -0,0 +1,18 @@
+#ifndef _WS_TRANSMISSION_H_
+#define _WS_TRANSMISSION_H_
+
+#include "ws_core.h"
+
+class WsTransmission : public WsCore {
+ public:
+  WsTransmission(std::function<void(const std::string &)> on_receive_msg_cb);
+  ~WsTransmission();
+
+ public:
+  void OnReceiveMessage(const std::string &msg);
+
+ private:
+  std::function<void(const std::string &)> on_receive_msg_ = nullptr;
+};
+
+#endif