#include "server/Game.h"
#include "commands/Commands.h"
#include "common/network/toclient/EntityUpdatePacket.h"
#include "memory/UniquePointer.h"
#include "raw-terminal/RawReader.h"
#include "server/GameServer.h"
#include "server/packets/WorldPackets.h"
#include "server/world/WorldGenerator.h"
#include "utils/List.h"
#include "utils/Logger.h"

static bool running = true;
static RawReader<256, 10> reader{0, "> "};

Clock Game::ticksPerSecond;
BlockRegistry Game::blocks;
World Game::world{blocks};
static Entity* test = nullptr;

void Game::stop() {
    running = false;
}

bool Game::isRunning() {
    return running;
}

void Game::init() {
    WorldGenerator::generate(world);
}

static void handleCommands() {
    if(!reader.canRead()) {
        return;
    }
    const char* s = reader.readLine();
    if(s == nullptr) {
        return;
    }
    Commands::Raw raw(s);
    Commands::execute(raw);
}

void Game::tick() {
    ticksPerSecond.update();
    world.tick();
    if(test != nullptr) {
        EntityUpdatePacket e(*test);
        OutPacket out = OutPacket::sequenced(EntityUpdatePacket::getSize());
        e.write(out);
        GameServer::sendToAll(out);
    }
    handleCommands();
}

void Game::addPlayer(ServerPlayer& p) {
    LOG_INFO("player add");
    for(int x = -1; x <= 1; x++) {
        for(int z = -1; z <= 1; z++) {
            WorldPackets::sendChunk(p, world, x, z);
        }
    }
    p.setPosition(Vector3(0.0f, 2.0f, 0.0f));
    test = &p;
    world.addEntity(&p);
}

void Game::removePlayer(ServerPlayer& p) {
    LOG_INFO("player remove");
    test = nullptr;
    world.removeEntity(&p);
}