#include <iostream>
#include <exception>
#include <stdexcept>
#include "Webserv.hpp"

int	main(void)
{
	try
	{
		Webserv	serv;

		// https://security.stackexchange.com/questions/169213/how-to-chose-a-port-to-run-an-application-on-localhost
		serv.bind(4040);
		serv.listen(512); // 512 max connections arbitrary
		serv.start();
	}
	catch (std::exception& e)
	{
		std::cout << e.what() << '\n';
	}
	return (0);
}

/*


              ______
  listen_fd = SOCKET() : create a listening socket
  __________
  SETSOCKOPT() : Allow socket descriptor to be reuseable
  _____
  IOCTL() : set listen_fd and all incoming socket to be non-blocking
  ____
  BIND(port) : associate listen_fd to a port
  ______
  LISTEN(nb_queue) : queue the incoming connections to listen_fd, up to a chosen number

  fds[1] = listen_fd

  loop
  .  ____
  .  POLL(fds[]) : 
  .
  .  loop through fds[]
  .  .
  .  .  POLLIN && listen_fd ? : readable socket and this is the listening one
  .  .  .           ______
  .  .  .  new_fd = ACCEPT() : extract first connection request in queue of listen_fd
  .  .  .                      and creates a new socket that is connected
  .  .  .
  .  .  .  fds[] += new_fd
  .  .
  .  .  POLLIN ? : readable socket and this is an active one
  .  .  .  ____
  .  .  .  RECV() : read data in socket created by accept()
  .  .  .  ____
  .  .  .  SEND() : write data in socket created by accept()

  loop through fds[] :
  .  _____
  .  CLOSE(fds[])


*/