#include <iostream>
#include <stdio.h>
#include <cstdlib>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <errno.h>

#include "bson/bson.h"

#define PORT_NO 8123
#define BUFLEN 1024

using namespace std;
using namespace bson;
int main(int argc, char* argv[]){
    int sock, length, n;
    socklen_t fromlen;
    struct sockaddr_in server;
    struct sockaddr_in from;
    char buffer[BUFLEN];

    sock = socket(AF_INET, SOCK_DGRAM, 0);
    if (sock < 0){
        perror("socket");
        exit(EXIT_FAILURE);
    }
    length = sizeof(server);
    bzero(&server, length);
    server.sin_family = AF_INET;
    server.sin_port = htons(PORT_NO);
    server.sin_addr.s_addr = INADDR_ANY;
    if (bind(sock, (struct sockaddr *) &server, length) < 0){
        perror("bind");
        exit(EXIT_FAILURE);
    }
    fromlen = sizeof(struct sockaddr_in);
    bzero(&buffer, BUFLEN);
    while (true){
        n = recvfrom(sock, buffer, BUFLEN, 0,(struct sockaddr *) &from, &fromlen);
        if (n < 0){
            perror("recvfrom");
            exit(EXIT_FAILURE);
        }
        mongo::BSONObj data(buffer);
        cout << data.toString() << endl;
    }
    cout << "Game Over!" << endl;
    exit(EXIT_SUCCESS);
}