#pragma once
#include <string>
#include <tuple>
#include <vector>

namespace SimpleSock
{
	class sock
	{
	public:
		sock();
		sock(sock&&) noexcept;
		~sock();
		sock(const sock&) = delete;
		sock& operator = (const sock&) = delete;
		int connect(const std::string& ip, int port);
		int bind(const std::string& ip, int port);
		int listen(int backlog = 0);
		sock accept();
		int send(const void* buffer, size_t length);
		int sendall(const void* buffer, size_t length);
		int recv(void* buffer, size_t length);
		void close();

		bool valid();
		int getError();
		std::string getErrorMessage();
	private:
		int create_socket();

		int fd;
		int _code;
		std::string _msg;
	};

	std::tuple<std::vector<std::string>, int, std::string> DNSResolve(const std::string& host);
	int ConnectWithHttpProxy(sock& s, const std::string& proxyIP, int proxyPort, const std::string& host, int port);

	int InitSimpleSock();
}