<?php
namespace ContingentParser;

use ContingentParser\Database\DatabaseFacade;
use ContingentParser\Http\HttpClientFacade;
use ContingentParser\Http\UrlBuilder;
use ContingentParser\Logger\HtmlLogger;
use ContingentParser\Parser\ContingentFacade;

final class Facade
{
    private DatabaseFacade $databaseFacade;
    private HttpClientFacade $httpClientFacade;
    private ContingentFacade $contingentFacade;
    private UrlBuilder $urlBuilder;
    private HtmlLogger $htmlLogger;
    /**
     * Конструктор
     */
    public function __construct()
    {
        $this->databaseFacade = new DatabaseFacade();
        $this->httpClientFacade = new HttpClientFacade();
        $this->urlBuilder = new UrlBuilder();
        $this->contingentFacade = new ContingentFacade();
        $this->htmlLogger = new HtmlLogger('log/html.log');
    }
    /**
     * Получить массив сайтов
     * @param array $params Массив сайтов, у которых нужны обновиленные URL
     * @return array
     */
    public function getSites(array $params = []): array
    {
        if (!$params) {
            return $this->databaseFacade->getSitesFromNiimko();
        } else {
            return $this->databaseFacade->getSitesFromMiccedu($params);
        }
    }
    /**
     * Cобирает из микроразметки данные таблицы 
     * "Информация о численности обучающихся" в разделе "Образование"
     * @param array $site Сайт содержащий id организации и URL
     * @return void
     */
    public function collectDataFromContingent(array $site): void
    {
        list('org_id' => $orgId, 'site' => $url) = $site;
        if ($this->isExit($site)) {
            return;
        }
        $url = $this->urlBuilder->build($url);
        Printer::println(implode(' ', $site), Color::GREEN);
        
        $html = $this->httpClientFacade->getContentOfSite(
            $url,
            $site
        );
        $uri = $this->contingentFacade->getLink($html);
        if ($uri) {
            $pattern = '/^https?:\/\/(?:www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b(?:[-a-zA-Z0-9()@:%_\+.~#?&\/=]*)$/';
            if (preg_match($pattern, $uri)) {
                $html = $this->httpClientFacade->getContentOfSite(
                    $url,
                    $site
                );
            } else if ($this->urlBuilder->checkUri($uri)) {
                $html = $this->httpClientFacade->getContentOfSite(
                    $url,
                    $site,
                    $uri
                );
            }
        }
        // Получаем данные таблицы численности
        $contingent = $this->contingentFacade->getContingent(
            $html,
            $this->databaseFacade->specialties(),
            $site['org_id']
        );

        if ($this->contingentFacade->isValidContingent($contingent) 
            && $contingent 
        ) {
            // Заносим в базу
            Printer::print_r($contingent, Color::BLUE);
            $this->databaseFacade->insertContingent($contingent);
        } else {
            Printer::println("No result", Color::RED);
            $this->htmlLogger->log("$orgId $url");
        }
        Printer::println();
    }
    /**
     * Условие выхода
     * @param array $site
     * @return bool
     */
    private function isExit(array $site): bool
    {
        // Нет URL сайта вуза
        if (!$site['site']) {
            return true;
        }
        // Уже в базе
        if (in_array($site['org_id'], $this->databaseFacade->universities())) {
            return true;
        }
        return false;
    }
}