Working Server and Client

main.c

@@ -3,20 +3,24 @@
 #include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <unistd.h>
 
+#include "network/networking.h"
+
 /**
  * Main Fucntion
  */
 int main(int argc, char* argv[])
 {
     // Create GameData Object
-    struct GameData data;
+    GameData data = { false, 0, NULL, 0 };
 
     // Detect Server or Client
     switch (argc) {
     case 2:
         // Start Server
+        data.host = true;
         data.playerNumber = 0;
         data.port = atoi(argv[1]);
         break;
@@ -34,27 +38,130 @@ int main(int argc, char* argv[])
         return 1;
     }
 
-    srand(getpid());
+    // srand(getpid());
 
-    // Setup Terminal
-    if (initscr() == NULL) {
-        perror("initscr failed");
-        exit(1);
-    }
-    noecho();
-    cbreak();
-    nodelay(stdscr, TRUE);
+    // // Setup Terminal
+    // if (initscr() == NULL) {
+    //     perror("initscr failed");
+    //     exit(1);
+    // }
+    // noecho();
+    // cbreak();
+    // nodelay(stdscr, TRUE);
 
-    DrawWalls(data);
-    DrawHeader(data);
+    int game_running = true;
 
-    int socket_fd = 0;
+    if (data.host) {
+        // Create Server
+        Server s = StartServer(data.port);
 
-    while (1) {
-        int ch = getch();
-        if (ch == 'q')
-            break;
+        printf("Server Started\n");
+
+        fd_set fds;
+        FD_ZERO(&fds);
+        FD_SET(s.server_fd, &fds);
+
+        struct timeval tv = { 0, 0 }; // non-blocking check
+
+        int updateChar = 0;
+
+        while (game_running) {
+            fd_set read_fds;
+            FD_ZERO(&read_fds);
+
+            // Add server socket
+            FD_SET(s.server_fd, &read_fds);
+            int max_fd = s.server_fd;
+
+            // Add client sockets
+            for (int i = 0; i < s.client_count; i++) {
+                int fd = s.clients[i];
+                FD_SET(fd, &read_fds);
+                if (fd > max_fd)
+                    max_fd = fd;
+            }
+
+            // Small timeout (prevents 100% CPU usage)
+            struct timeval tv;
+            tv.tv_sec = 0;
+            tv.tv_usec = 1000; // 1ms
+
+            int ret = select(max_fd + 1, &read_fds, NULL, NULL, &tv);
+
+            if (ret < 0) {
+                perror("select");
+                break;
+            }
+
+            // New connection
+            if (FD_ISSET(s.server_fd, &read_fds)) {
+                int client_fd = accept(s.server_fd, NULL, NULL);
+                if (client_fd >= 0 && s.client_count < s.max_clients) {
+                    s.clients[s.client_count++] = client_fd;
+                    printf("New client connected: %d\n", client_fd);
+                }
+            }
+
+            // Handle client data
+            for (int i = 0; i < s.client_count; i++) {
+                int fd = s.clients[i];
+
+                if (FD_ISSET(fd, &read_fds)) {
+                    char buffer[1024];
+                    int bytes = recv(fd, buffer, sizeof(buffer) - 1, 0);
+
+                    if (bytes > 0) {
+                        buffer[bytes] = '\0';
+                        printf("Client %d says: %s\n", fd, buffer);
+
+                        // Example: echo back
+                        send(fd, buffer, bytes, 0);
+                    } else if (bytes == 0) {
+                        printf("Client %d disconnected\n", fd);
+                        RemoveClient(&s, i);
+                        i--; // re-check swapped client
+                    } else {
+                        perror("recv");
+                        RemoveClient(&s, i);
+                        i--;
+                    }
+                }
+            }
+
+            
+        }
+
+        close(s.server_fd);
+
+    } else {
+
+        printf("Connecting to %s:%i\n", data.domain, data.port);
+
+        // Create Client
+
+        Client c = StartClient(data.domain, data.port);
+
+        char* msg = "Hello from client";
+        send(c.client_fd, msg, strlen(msg), 0);
+
+        {
+            char buffer[1024] = { 0 };
+            read(c.client_fd, buffer, sizeof(buffer));
+            printf("Server: %s\n", buffer);
+        }
+
+        sleep(10);
+        char* msg2 = "Ok I am leaving now";
+        send(c.client_fd, msg2, strlen(msg2), 0);
+        {
+            char buffer[1024] = { 0 };
+            read(c.client_fd, buffer, sizeof(buffer));
+            printf("Server: %s\n", buffer);
+        }
+
+        close(c.client_fd);
+        return 0;
     }
 
-    endwin();
+    // endwin();
 }