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#pragma once
#include <network/tcp_socket_handler.hpp>
class TCPClientSocketHandler: public TCPSocketHandler
{
public:
TCPClientSocketHandler(std::shared_ptr<Poller>& poller);
~TCPClientSocketHandler();
/**
* Connect to the remote server, and call on_connected() if this
* succeeds. If tls is true, we set use_tls to true and will also call
* start_tls() when the connection succeeds.
*/
void connect(const std::string& address, const std::string& port, const bool tls);
void connect() override final;
/**
* Called by a TimedEvent, when the connection did not succeed or fail
* after a given time.
*/
void on_connection_timeout();
/**
* Called when the connection is successful.
*/
virtual void on_connected() = 0;
bool is_connected() const override;
bool is_connecting() const override;
std::string get_port() const;
void close() override final;
std::chrono::system_clock::time_point connection_date;
/**
* Whether or not this connection is using the two given TCP ports.
*/
bool match_port_pairt(const uint16_t local, const uint16_t remote) const;
protected:
bool hostname_resolution_failed;
/**
* Address to bind the socket to, before calling connect().
* If empty, it’s equivalent to binding to INADDR_ANY.
*/
std::string bind_addr;
/**
* Display the resolved IP, just for information purpose.
*/
void display_resolved_ip(struct addrinfo* rp) const;
private:
/**
* Initialize the socket with the parameters contained in the given
* addrinfo structure.
*/
void init_socket(const struct addrinfo* rp);
/**
* DNS resolver
*/
Resolver resolver;
/**
* Keep the details of the addrinfo returned by the resolver that
* triggered a EINPROGRESS error when connect()ing to it, to reuse it
* directly when connect() is called again.
*/
struct addrinfo addrinfo{};
struct sockaddr_in6 ai_addr{};
socklen_t ai_addrlen{};
/**
* Hostname we are connected/connecting to
*/
std::string address;
/**
* Port we are connected/connecting to
*/
std::string port;
uint16_t local_port{};
bool connected;
bool connecting;
};
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