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#include "client.h"
#include "chatroom.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <arpa/inet.h>
#include <pthread.h>

#define PORT 6667
#define MAX_CLIENTS 10

client_t *clients[MAX_CLIENTS] = {0};
pthread_mutex_t clients_mutex = PTHREAD_MUTEX_INITIALIZER;

int main() {
    int server_sock = socket(AF_INET, SOCK_STREAM, 0);
    struct sockaddr_in server_addr = {
        .sin_family = AF_INET,
        .sin_addr.s_addr = INADDR_ANY,
        .sin_port = htons(PORT)
    };

    bind(server_sock, (struct sockaddr *)&server_addr, sizeof(server_addr));
    listen(server_sock, MAX_CLIENTS);
    load_chatrooms("chatrooms.txt");

    printf("Server listening on port %d...\n", PORT);

    while (1) {
        struct sockaddr_in client_addr;
        socklen_t len = sizeof(client_addr);
        int client_sock = accept(server_sock, (struct sockaddr *)&client_addr, &len);

        client_t *cli = malloc(sizeof(client_t));
        cli->socket = client_sock;
        cli->address = client_addr;
        strcpy(cli->username, "anonymous");
        strcpy(cli->room, "");

        pthread_mutex_lock(&clients_mutex);
        for (int i = 0; i < MAX_CLIENTS; i++) {
            if (!clients[i]) {
                clients[i] = cli;
                pthread_t tid;
                pthread_create(&tid, NULL, handle_client, cli);
                pthread_detach(tid);
                break;
            }
        }
        pthread_mutex_unlock(&clients_mutex);
    }

    close(server_sock);
    return 0;
}