#ifndef WEBSERV_HPP
# define WEBSERV_HPP

# include <map>
# include <vector>
# include <exception>
# include <stdexcept>
# include <string>
# include <sstream>			// stringstream
# include <cerrno>			// errno
# include <cstdio>			// perror
# include <unistd.h>		// close, access
# include <iostream>		// cout, cin
# include <cstring>			// memset
# include <sys/socket.h>	// socket, accept, listen, send, recv, bind, connect, setsockopt, getsockname
# include <netinet/in.h>	// sockaddr_in
# include <arpa/inet.h>		// htonl, htons, ntohl, ntohs, inet_addr
# include <sys/epoll.h>		// epoll
# include <fcntl.h>			// fcntl
# include <sys/wait.h>		// waitpid
# include <csignal>			// signal
# include <cstdlib>			// itoa
char	*ft_itoa(int n);
# include <fstream>			// ifstream

# include "Client.hpp"
# include "Server.hpp"

//# define BUFSIZE 8192
//# define TIMEOUT 10 * 1000
//# define MAX_EVENTS 42 // arbitrary
//# define MSG_TEST "Le Webserv / 20 =D\n"

extern bool	g_run;
extern int	g_last_signal;
void	signal_handler(int signum);

class Webserv
{
	public:
	// base.cpp
		Webserv();
		// Webserv(Webserv const &src);
		~Webserv();
		// Webserv &operator=(Webserv const &rhs);

	// init.cpp
		void	init_virtual_servers(); // ADD config param
	// run_loop.cpp
		void	run();

	private:
		int	_epfd;
		int	_socket_fd; // temp, to replace with std::vector<Server>
		// std::vector<Server>	_servers;
		std::vector<Client>	_clients;

	// accept.cpp
		void	_accept_connection(int fd);
	// request.cpp
		void	_request(Client *client);
		void	_read_request(Client *client);
	// response.cpp
		void	_response(Client *client);
		void	_send_response(Client *client);
		void	_construct_response(Client *client);
		void	_insert_status_line(Client *client);
		void	_get_ressource(Client *client);
	// epoll_update.cpp
		int		_epoll_update(int fd, uint32_t events, int op);
		int		_epoll_update(int fd, uint32_t events, int op, void *ptr);
	// signal.cpp
		void	_handle_last_signal();
	// close.cpp
		void	_close_client(int fd);
		void	_close_all_clients();
	// init.cpp
		void	_bind(int socket_fd, in_port_t port);
		void	_listen(int socket_fd, unsigned int max_connections);

		// TMP HUGO TEST CGI
		//
		void	_serve_file(Client *client, std::string page);
		void	_exec_cgi_script(Client *client);
		void	_parse_request();
		//
		// END TMP HUGO TEST CGI
};

#endif