#include <deerith/server/world.h>
#include <deerith/core/log.h>
#include <deerith/network/router.h>

#include <deerith/server/network/network_internals.h>
#include <deerith/server/world/world_internals.h>

#include <deerith/world/components.h>
#include <deerith/network/packets.h>

#include <csignal>
#include <atomic>

namespace deerith
{
    int world_tick = 0;
    void world_simulation();

    std::atomic<bool> running = true;

    void create_client(ENetPeer *peer);
    void handle_signal(int signal);
}

void deerith::handle_signal(int signal)
{
    if (signal == SIGTERM)
        running = false;
}

void deerith::run_world(int port)
{
    std::signal(SIGTERM, handle_signal);

    if (!init_server(port))
    {
        deerith_error("could not init server");
        return;
    }

    deerith_trace("server init on port {}", port);
    while (running)
    {
        world_simulation();
    }
}

void deerith::world_simulation()
{
    flush_network_events();

    // process movments
    update_players_characters();

    if (get_world_tick() % 2 == 0)
    {
        send_entity_data();
    }

    wait_till_next_tick();
}