#include <iostream>
#include <stdlib.h>
#include <string>
#include <windows.h>
#include <winsock2.h>

#pragma comment(lib,"ws2_32.lib") //Winsock Library

using std::cout;
using std::cin;
using std::string;

HANDLE hConsole;
SOCKET s, new_socket;
struct sockaddr_in server, client;

bool wip = true;
string serverIp = "127.0.0.1";
int serverPort = 6064;
int c;

int main(int argc, char const *argv[]) {

    hConsole = GetStdHandle(STD_OUTPUT_HANDLE);

    WSADATA wsa;
    puts("Initializing winsock...");
    if (WSAStartup(MAKEWORD(2,2),&wsa) != 0) {
        printf("Failed. Error Code : %d",WSAGetLastError());
        return 1;
    }

    puts("Winsock successfully initialized.");

    //Create a socket
    if((s = socket(AF_INET, SOCK_STREAM, 0 )) == INVALID_SOCKET) {
        printf("Could not create socket : %d", WSAGetLastError());
        return 1;
    }

    puts("Socket created.");

    //Prepare the sockaddr_in structure
    server.sin_family = AF_INET;
    server.sin_addr.s_addr = INADDR_ANY;
    server.sin_port = htons(serverPort);

    //Bind
    if( bind(s, (struct sockaddr *)&server, sizeof(server)) == SOCKET_ERROR)
    {
        printf("Bind failed with error code : %d", WSAGetLastError());
        exit(EXIT_FAILURE);
    }

    puts("Bind done!");

    listen(s, 3);
    puts("Waiting for incoming connections...");

    c = sizeof(struct sockaddr_in);

    while((new_socket = accept(s, (struct sockaddr *)&client, &c)) != INVALID_SOCKET) {
        puts("Connection accepted.");
        string message = "Hello Client, I have received your connection. But I have to go now, bye\n";
        send(new_socket, message.c_str(), strlen(message.c_str()), 0);
    }

    if (new_socket == INVALID_SOCKET) {
        printf("Accept failed with error code : %d", WSAGetLastError());
        return 1;
    }

    closesocket(s);
    WSACleanup();

    return 0;

}