#include "Server.h"



Server::Server() {
    port = 0;
    std::cout << "Enter port: " << std::endl;
    std::cin >> port;
    socket.bind(port);

    id = 0;

    socket.setBlocking(false);

    listenThread = std::thread(&Server::run, this);
    listenThread.join();
}

void Server::run() {
    sf::Packet packet;
    sf::IpAddress sender;
    unsigned short rport;

    std::cout << "server started!" << std::endl;
    sf::Clock deltaTime;
    while (true) {
        packet = sf::Packet();
        socket.receive(packet, sender, rport);


        unsigned short packetType = 0;
        unsigned short packetugid = 0;
        unsigned short cid = 0;
        packet >> packetugid >> packetType >> cid;
        if (packetugid == ugid) {
            for (auto &c : clients) {
                if (c.id == cid) {
                    c.timeSinceLastPacket = sf::Time::Zero;
                    std::cout << "Reset client tsp of " << c.id << " to 0" << std::endl;
                    return;
                }
            }
            if (packetType == pt::handshake) {
                packet >> packetugid >> packetType;
                std::cout << sender << " joined the game!" << std::endl;
                id++;

                Client c;
                c.ip = sender;
                c.port = rport;
                c.id = id;

                clients.push_back(c);
                packet = sf::Packet();
                std::cout << id << std::endl;
                packet << ugid << pt::handshake << id;
                socket.send(packet, sender, rport);
            }
        }

        sf::Time dt = deltaTime.restart();
        for (Client &c : clients) {
            c.timeSinceLastPacket+= dt;
            if (c.timeSinceLastPacket.asSeconds() > 10) {
                std::cout << c.id << " has timed out!" << std::endl;
                removeClient(c.id);
            }
        }
    }
}

void Server::removeClient(unsigned short value) {
    /*std::list<Client>::iterator itri = clients.begin();
    while (itri != clients.end()) {
        if (itri->id == value) {
            itri = clients.erase(itri);
        } else {
            std::cout << "hey" << std::endl;
            ++itri;
        }
    }*/

    std::list<Client>::iterator i = clients.begin();
    while (i != clients.end())
    {
        if (i->id == value)
        {
            clients.erase(i++);
        }
        else
        {
            ++i;
        }
    }
}