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#include "NetworkClient.hpp"
#include <easylogging++.h>
#include "Network.hpp"
#include "Event.hpp"
NetworkClient::NetworkClient(std::string address, unsigned short port, std::string username) {
network = std::make_unique<Network>(address, port);
state = Handshaking;
PacketHandshake handshake;
handshake.protocolVersion = 340;
handshake.serverAddress = address;
handshake.serverPort = port;
handshake.nextState = 2;
network->SendPacket(handshake);
state = Login;
PacketLoginStart loginStart;
loginStart.Username = username;
network->SendPacket(loginStart);
auto packet = network->ReceivePacket(Login);
while (!packet)
packet = network->ReceivePacket(Login);
if (packet->GetPacketId() == PacketNameLoginCB::SetCompression) {
auto compPacket = std::static_pointer_cast<PacketSetCompression>(packet);
LOG(INFO) << "Compression threshold: " << compPacket->Threshold;
compressionThreshold = compPacket->Threshold;
packet.reset();
while (!packet)
packet = network->ReceivePacket(Login, compressionThreshold >= 0);
}
auto response = std::static_pointer_cast<PacketLoginSuccess>(packet);
if (response->Username != username) {
throw std::logic_error("Received username is not sended username: "+response->Username+" != "+username);
}
timeOfLastKeepAlivePacket = std::chrono::steady_clock::now();
state = Play;
thread = std::thread(&NetworkClient::ExecNs,this);
}
NetworkClient::~NetworkClient() {
isRunning = false;
thread.join();
}
void NetworkClient::ExecNs() {
EventListener listener;
listener.RegisterHandler("SendPacket", [&](const Event& eventData) {
std::shared_ptr<Packet> packet = eventData.get<std::shared_ptr<Packet>>();
network->SendPacket(*packet,compressionThreshold);
});
while (isRunning) {
listener.HandleAllEvents();
std::shared_ptr<Packet> packet = network->ReceivePacket(state, compressionThreshold >= 0);
if (packet != nullptr) {
if (packet->GetPacketId() != PacketNamePlayCB::KeepAliveCB) {
PUSH_EVENT("ReceivedPacket", packet);
}
else {
timeOfLastKeepAlivePacket = std::chrono::steady_clock::now();
auto packetKeepAlive = std::static_pointer_cast<PacketKeepAliveCB>(packet);
auto packetKeepAliveSB = std::make_shared<PacketKeepAliveSB>(packetKeepAlive->KeepAliveId);
network->SendPacket(*packetKeepAliveSB, compressionThreshold);
}
}
using namespace std::chrono_literals;
if (std::chrono::steady_clock::now() - timeOfLastKeepAlivePacket > 20s) {
packet = std::make_shared<PacketDisconnectPlay>();
std::static_pointer_cast<PacketDisconnectPlay>(packet)->Reason = "Timeout: server not respond";
PUSH_EVENT("ReceivedPacket", packet);
}
}
}
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