<?php

namespace Insallah\Tournaments;

class Tournament
{
    /**
     * Проверяем может ли игрок учавствовать в турнире и либо присоединяем его, либо обламываем.
     *
     * @param int $uid
     *
     * @return void
     */
    public function join(int $uid)
    {
        /** Возвращает level, или 0 если провалены проверки. */
        $checks = new Model\GameConnector();
        $tournament = new Model\Tournament();
        $userLevel = $checks->setUser($uid)->getAllowedLevel();

        if (
            $userLevel === 0 ||
            $checks->isEkrOverpriced() ||
            !$checks->isEnoughExperience() ||
            $checks->isRestrictedToJoin() ||
            $tournament->isStarted($uid)
        ) {
            return;
        }

        $user = new Model\User();

        if (empty($user->getWaitingQuantity($userLevel))) {
            Model\Tournament::create($userLevel);
        }

        $user->joinTournament($uid, $userLevel);
        $user->addWaitingUser();

        if ($user->getWaitingQuantity($userLevel) == Config::SEND_CHAT_MESSAGE) {
            Model\GameConnector::sysMessage(sprintf(Config::CHAT_MESSAGE, $userLevel));
        }

        if ($user->getWaitingQuantity($userLevel) == Config::START_TOURNAMENT) {
            Model\Tournament::start($userLevel);
        }
    }

    /**
     * Проверка для крона\конфига. Выбивает проигравших и перезапускает поединки во всех турнирах.
     * @return void
     */
    public static function startAllBattles()
    {
        if (!Config::IS_ENABLED) {
            return;
        }
        $tournamentlevels = new Model\Tournament();
        $alivefighters = new Model\User();
        Model\User::remove(Model\GameConnector::getLooser());
        foreach ($tournamentlevels->getAllStarted() as $level) {
            $count = count($alivefighters->getAlive($level, true));
            if ($count > 1) {
                Model\GameConnector::startBattle($alivefighters->getAlive($level, true));
            } elseif ($count === 1) {
                Model\User::remove($alivefighters->getAlive($level, true)[0]);
                self::victory($level);
            }
        }
    }

    /**
     * Награждаем победителей турнира, чистим базу.
     *
     * @param int $tid
     *
     * @return void
     */
    private static function victory(int $tid)
    {
        $u = new Model\User();
        $uid = new Model\GameConnector();
        sleep(1);
        $uid->setUser($u->getWinners($tid)[1])->givePrizeItems(Config::PRIZE1);
        $uid->setUser($u->getWinners($tid)[2])->givePrizeItems(Config::PRIZE2);
        $uid->setUser($u->getWinners($tid)[3])->givePrizeItems(Config::PRIZE3);
        sleep(1);
        $uid->setUser($u->getWinners($tid)[1])->giveDelay(Config::DELAY1);
        $uid->setUser($u->getWinners($tid)[2])->giveDelay(Config::DELAY2);
        $uid->setUser($u->getWinners($tid)[3])->giveDelay(Config::DELAY3);
        sleep(1);
        Model\GameConnector::sysMessage(
            sprintf(
                Config::VICTORY_MESSAGE,
                $tid,
                $uid->setUser($u->getWinners($tid)[1])->uidToLogin(),
                $uid->setUser($u->getWinners($tid)[2])->uidToLogin(),
                $uid->setUser($u->getWinners($tid)[3])->uidToLogin()
            )
        );
        sleep(3);
        Model\Tournament::destroy($tid);
    }
}