#include "Webserv.hpp"

void	Webserv::init_virtual_servers(std::vector<ServerConfig>* servers)
{
	int	ret;
	std::vector<int>	_open_ports;

	_servers = *servers;
	_listen_sockets.clear();
	std::vector<ServerConfig>::iterator	it = _servers.begin();

	while (it != _servers.end())
	{
		if ( std::find(_open_ports.begin(), _open_ports.end(), std::atoi(it->port.data()) ) != _open_ports.end() )
		{
			++it;
			continue;
		}

		ret = ::socket(AF_INET, SOCK_STREAM | SOCK_NONBLOCK, 0); // (SOCK_CLOEXEC) for CGI fork ?
		if (ret == -1)
		{
			std::perror("err socket()");
			throw std::runtime_error("Socket init");
		}
		// HUGO ADD
		//
		// allow socket descriptor to be reuseable
		// I just copied it from https://www.ibm.com/docs/en/i/7.2?topic=designs-example-nonblocking-io-select
		int	on = 1;
		if (setsockopt(ret, SOL_SOCKET,  SO_REUSEADDR, (char *)&on, sizeof(on)) < 0)
		{
			::perror("err setsockopt()");
			throw std::runtime_error("Socket init");
		}
		//
		// HUGO ADD END
		_listen_sockets.push_back(ret);

		_bind(_listen_sockets.back(), std::atoi(it->port.data()), it->host);
		_listen(_listen_sockets.back(), 512); // 512 arbitrary

		if (_epoll_update(_listen_sockets.back(), EPOLLIN, EPOLL_CTL_ADD) == -1)
			throw std::runtime_error("Socket init");
		
		_open_ports.push_back(std::atoi(it->port.data()));
		++it;
	}
}

void	Webserv::_bind(int socket_fd, in_port_t port, std::string host)
{
	// cast invalid ? how to ?
	// const struct sockaddr* cast_test = static_cast<const struct sockaddr*>(addr);

	struct sockaddr_in	addr;
	std::memset(&addr, 0, sizeof addr);
	addr.sin_family = AF_INET;
	addr.sin_port = ::htons(port);
	addr.sin_addr.s_addr = ::htonl(::inet_addr(host.c_str()));
	// addr.sin_addr.s_addr = ::htonl(INADDR_ANY);  // htonl useless with 0 value (INADDR_ANY) ?

	if (::bind(socket_fd, (const sockaddr*)&addr, sizeof addr) == -1)
	{
		std::perror("err bind()");
		throw std::runtime_error("Socket bind");		
	}
}

void	Webserv::_listen(int socket_fd, unsigned int max_connections)
{
	if (::listen(socket_fd, max_connections) == -1)
	{
		std::perror("err listen()");
		throw std::runtime_error("Socket listen");
	}
}

void	Webserv::_init_http_status_map()
{
	_http_status[200] = S200;
	_http_status[201] = S201;
	_http_status[204] = S204;

	_http_status[400] = S400;
	_http_status[403] = S403;
	_http_status[404] = S404;
	_http_status[405] = S405;
	_http_status[413] = S413;

	_http_status[500] = S500;
}

void	Webserv::_init_mime_types_map()
{
	_mime_types[""] = "application/octet-stream";

	_mime_types["html"] = "text/html";
	_mime_types["htm"] = "text/html";
	_mime_types["shtml"] = "text/html";
	_mime_types["css"] = "text/css";
	_mime_types["xml"] = "text/xml";
	_mime_types["gif"] = "image/gif";
	_mime_types["jpeg"] = "image/jpeg";
	_mime_types["jpg"] = "image/jpeg";
	_mime_types["js"] = "application/javascript";
	_mime_types["atom"] = "application/atom+xml";
	_mime_types["rss"] = "application/rss+xml";

	_mime_types["mml"] = "text/mathml";
	_mime_types["txt"] = "text/plain";
	_mime_types["jad"] = "text/vnd.sun.j2me.app-descriptor";
	_mime_types["wml"] = "text/vnd.wap.wml";
	_mime_types["htc"] = "text/x-component";

	_mime_types["png"] = "image/png";
	_mime_types["tif"] = "image/tiff";
	_mime_types["tiff"] = "image/tiff";
	_mime_types["wbmp"] = "image/vnd.wap.wbmp";
	_mime_types["ico"] = "image/x-icon";
	_mime_types["jng"] = "image/x-jng";
	_mime_types["bmp"] = "image/x-ms-bmp";
	_mime_types["svg"] = "image/svg+xml";
	_mime_types["svgz"] = "image/svg+xml";
	_mime_types["webp"] = "image/webp";

	_mime_types["woff"] = "application/font-woff";
	_mime_types["jar"] = "application/java-archive";
	_mime_types["war"] = "application/java-archive";
	_mime_types["ear"] = "application/java-archive";
	_mime_types["json"] = "application/json";
	_mime_types["hqx"] = "application/mac-binhex40";
	_mime_types["doc"] = "application/msword";
	_mime_types["pdf"] = "application/pdf";
	_mime_types["ps"] = "application/postscript";
	_mime_types["eps"] = "application/postscript";
	_mime_types["ai"] = "application/postscript";
	_mime_types["rtf"] = "application/rtf";
	_mime_types["m3u8"] = "application/vnd.apple.mpegurl";
	_mime_types["xls"] = "application/vnd.ms-excel";
	_mime_types["eot"] = "application/vnd.ms-fontobject";
	_mime_types["ppt"] = "application/vnd.ms-powerpoint";
	_mime_types["wmlc"] = "application/vnd.wap.wmlc";
	_mime_types["kml"] = "application/vnd.google-earth.kml+xml";
	_mime_types["kmz"] = "application/vnd.google-earth.kmz";
	_mime_types["7z"] = "application/x-7z-compressed";
	_mime_types["cco"] = "application/x-cocoa";
	_mime_types["jardiff"] = "application/x-java-archive-diff";
	_mime_types["jnlp"] = "application/x-java-jnlp-file";
	_mime_types["run"] = "application/x-makeself";
	_mime_types["pl"] = "application/x-perl";
	_mime_types["pm"] = "application/x-perl";
	_mime_types["prc"] = "application/x-pilot";
	_mime_types["pdb"] = "application/x-pilot";
	_mime_types["rar"] = "application/x-rar-compressed";
	_mime_types["rpm"] = "application/x-redhat-package-manager";
	_mime_types["sea"] = "application/x-sea";
	_mime_types["swf"] = "application/x-shockwave-flash";
	_mime_types["sit"] = "application/x-stuffit";
	_mime_types["tcl"] = "application/x-tcl";
	_mime_types["tk"] = "application/x-tcl";
	_mime_types["der"] = "application/x-x509-ca-cert";
	_mime_types["pem"] = "application/x-x509-ca-cert";
	_mime_types["crt"] = "application/x-x509-ca-cert";
	_mime_types["xpi"] = "application/x-xpinstall";
	_mime_types["xhtml"] = "application/xhtml+xml";
	_mime_types["xspf"] = "application/xspf+xml";
	_mime_types["zip"] = "application/zip";

	_mime_types["bin"] = "application/octet-stream";
	_mime_types["exe"] = "application/octet-stream";
	_mime_types["dll"] = "application/octet-stream";
	_mime_types["deb"] = "application/octet-stream";
	_mime_types["dmg"] = "application/octet-stream";
	_mime_types["iso"] = "application/octet-stream";
	_mime_types["img"] = "application/octet-stream";
	_mime_types["msi"] = "application/octet-stream";
	_mime_types["msp"] = "application/octet-stream";
	_mime_types["msm"] = "application/octet-stream";

	_mime_types["docx"] = "application/vnd.openxmlformats-officedocument.wordprocessingml.document";
	_mime_types["xlsx"] = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
	_mime_types["pptx"] = "application/vnd.openxmlformats-officedocument.presentationml.presentation";

	_mime_types["mid"] = "audio/midi";
	_mime_types["midi"] = "audio/midi";
	_mime_types["kar"] = "audio/midi";
	_mime_types["mp3"] = "audio/mpeg";
	_mime_types["ogg"] = "audio/ogg";
	_mime_types["m4a"] = "audio/x-m4a";
	_mime_types["ra"] = "audio/x-realaudio";

	_mime_types["3gpp"] = "video/3gpp";
	_mime_types["3gp"] = "video/3gpp";
	_mime_types["ts"] = "video/mp2t";
	_mime_types["mp4"] = "video/mp4";
	_mime_types["mpeg"] = "video/mpeg";
	_mime_types["mpg"] = "video/mpeg";
	_mime_types["mov"] = "video/quicktime";
	_mime_types["webm"] = "video/webm";
	_mime_types["flv"] = "video/x-flv";
	_mime_types["m4v"] = "video/x-m4v";
	_mime_types["mng"] = "video/x-mng";
	_mime_types["asx"] = "video/x-ms-asf";
	_mime_types["asf"] = "video/x-ms-asf";
	_mime_types["wmv"] = "video/x-ms-wmv";
	_mime_types["avi"] = "video/x-msvideo";
}