2020-04-03 07:27:57 +02:00

130 lines
4.1 KiB
C++

/*
* =====================================================================================
*
* OpenMiner
*
* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
*
* This file is part of OpenMiner.
*
* OpenMiner is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* OpenMiner is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with OpenMiner; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* =====================================================================================
*/
#include <gk/core/input/GamePad.hpp>
#include <gk/core/input/InputHandler.hpp>
#include <gk/core/GameClock.hpp>
#include <gk/core/Exception.hpp>
#include "Client.hpp"
void Client::connect(sf::IpAddress serverAddress, u16 serverPort) {
m_serverAddress = serverAddress;
m_serverPort = serverPort;
m_tcpSocket.reset(new sf::TcpSocket);
if (serverAddress.toInteger() == 0 || m_tcpSocket->connect(serverAddress, serverPort, sf::seconds(5)) != sf::Socket::Done)
throw EXCEPTION("Network error: Unable to connect to server", serverAddress.toString() + ":" + std::to_string(serverPort));
if (m_socket.bind(0) != sf::Socket::Done)
throw EXCEPTION("Network error: Bind failed");
sf::Packet packet;
packet << Network::Command::ClientConnect << sf::IpAddress::getLocalAddress().toString() << m_socket.getLocalPort();
m_tcpSocket->send(packet);
sf::Packet answer;
m_tcpSocket->receive(answer);
Network::Command command;
answer >> command;
if (command == Network::Command::ClientRefused)
throw EXCEPTION("Server error: Connection refused. Server probably reached max player amount.");
bool isSingleplayer;
if (command != Network::Command::ClientOk)
throw EXCEPTION("Network error: Expected 'ClientOk' packet.");
answer >> m_id >> isSingleplayer;
if (m_isSingleplayer != isSingleplayer)
throw EXCEPTION("Client error: The server is not valid");
m_tcpSocket->setBlocking(false);
m_socket.setBlocking(false);
m_isConnected = true;
}
void Client::disconnect() {
sf::Packet packet;
packet << Network::Command::ClientDisconnect;
m_tcpSocket->send(packet);
m_tcpSocket->disconnect();
}
void Client::send(sf::Packet &packet) {
if (m_tcpSocket)
m_tcpSocket->send(packet);
else
throw EXCEPTION("Network error: Trying to send a packet without being connected");
}
void Client::sendKeyState() {
if (!m_keyUpdateTimer.isStarted())
m_keyUpdateTimer.start();
if (m_keyUpdateTimer.time() > 15) {
gk::InputHandler *inputHandler = gk::GamePad::getInputHandler();
if (inputHandler) {
sf::Packet packet;
packet << Network::Command::KeyState << gk::GameClock::getInstance().getTicks() << m_id;
for (auto &it : inputHandler->keysPressed()) {
packet << static_cast<u8>(it.first) << it.second;
}
m_socket.send(packet, m_serverAddress, m_serverPort);
}
m_keyUpdateTimer.reset();
m_keyUpdateTimer.start();
}
}
void Client::update() {
sf::Packet packet;
sf::IpAddress senderAddress;
u16 senderPort;
while (m_socket.receive(packet, senderAddress, senderPort) == sf::Socket::Done) {
Network::Command command;
packet >> command;
// gkDebug() << "UDP Message of type" << Network::commandToString(command) << "received from:" << senderAddress << ":" << senderPort;
}
while (m_tcpSocket->receive(packet) == sf::Socket::Done) {
Network::Command command;
packet >> command;
// gkDebug() << "TCP message received:" << Network::commandToString(command);
auto it = m_commands.find(command);
if (it != m_commands.end())
it->second(packet);
}
}