add send() function to client

include/client.hpp

@@ -7,6 +7,7 @@
 #include <vector>
 
 #include "boost/bind.hpp"
+#include "protocol.hpp"
 
 namespace commons {
 
@@ -16,15 +17,14 @@ class client {
          const boost::asio::ip::address& multicast_address,
          short multicast_port, unsigned short tcp_port);
 
-  void init();
-  void set_outbound_interface(const boost::asio::ip::address_v4& address);
-  void handle_send_to(const boost::system::error_code& error);
-  void handle_timeout(const boost::system::error_code& error);
+  template <typename BufferType, typename HandlerFunc>
+  void send(const BufferType& buffer, HandlerFunc handler) {
+    socket_.async_send_to(buffer, endpoint_, handler);
+  }
 
  private:
   boost::asio::ip::udp::endpoint endpoint_;
   boost::asio::ip::udp::socket socket_;
-  boost::asio::deadline_timer timer_;
   std::string message_;
   unsigned short port_;
 };

include/protocol.hpp

@@ -46,6 +46,14 @@ class generic_message_base
     spdlog::debug("create_message is not implemented yet");
   }
 
+  virtual void handle_sent(const boost::system::error_code& er) {
+    if (!er) {
+      spdlog::debug("Message was sent");
+    } else {
+      spdlog::error("Error occured on client::send");
+    }
+  }
+
  protected:
   bool is_handler = true;
 };