implemented client data processing

Server.cpp

@@ -50,8 +50,7 @@ void Server::run() {
                 if (_fds[i].fd == _serverSocketFd)
                     handleClientConnection();
                 else
-                    // handle existing client incoming data here
+                    handleClientData(_fds[i].fd);
-                    continue;
             }
         }
     }
@@ -111,4 +110,22 @@ void Server::handleClientConnection() {
             std::cout << "Client <" << newFd << "> Connected" << std::endl;
         }
     }
-}
+}
+
+void Server::handleClientData(int fd) {
+    char buffer[BUFFER_SIZE] = {0};
+    
+    // Receive the data
+    ssize_t bytes = recv(fd, buffer, BUFFER_SIZE - 1 , 0);
+    
+    // Check if the client disconnected
+    if (bytes <= 0) { 
+        std::cout << "Client <" << fd << "> Disconnected" << std::endl;
+        // cleanups here
+    } else {
+        buffer[bytes] = '\0';
+        std::cout << "Client <" << fd << "> Data: " << buffer;
+
+        // parse, check, and handle the received data here
+    }
+}

Server.hpp

@@ -9,6 +9,7 @@
 #include <vector>
 #include <poll.h>
 #include "Client.hpp"
+#define BUFFER_SIZE 1024
 
 class Server {
     private:
@@ -31,6 +32,7 @@ class Server {
         void bindServerSocket();
         void addPollfd(int fd, short events, short revents);
         void handleClientConnection();
+        void handleClientData(int fd);
 };
 
 #endif