php-ease-twbootstrap/src/Ease/TWB/Pagination.php at main · VitexSoftware/php-ease-twbootstrap · GitHub

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<?php

declare(strict_types=1);

/**
 * This file is part of the EaseTWBootstrap3 package
 *
 * https://github.com/VitexSoftware/php-ease-twbootstrap
 *
 * (c) Vítězslav Dvořák <http://vitexsoftware.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Ease\TWB;

class Pagination extends \Ease\Html\UlTag
{
    /**
     * Fragment adresy pro stránkování.
     */
    public string $url = '?page=';

    /**
     * Stránkování Twitter Bootrstap.
     *
     * @param int    $pages   celkový počet stránek
     * @param int    $current aktuální stránka
     * @param string $url     Fragment adresy
     */
    public function __construct($pages, $current = 0, $url = '?page=')
    {
        $this->url = $url;
        parent::__construct(null, ['class' => 'pagination']);

        if ($current === 0) {
            $this->addPage('#', Part::glyphIcon('fast-backward'), 'disabled');
        } else {
            $this->addPage(0, Part::glyphIcon('fast-backward'));
        }

        if ($current === 0) {
            $this->addPage('#', Part::glyphIcon('chevron-left'), 'disabled');
        } else {
            $this->addPage($current - 1, Part::glyphIcon('chevron-left'));
        }

        for ($page = 0; $page <= $pages - 1; ++$page) {
            // Stavajici
            if ($current === $page) {
                $this->addPage($page, $page + 1, 'active');
            } else {
                $this->addPage($page, $page + 1);
            }
        }

        if ($current >= $pages - 1) {
            $this->addPage('#', Part::glyphIcon('chevron-right'), 'disabled');
        } else {
            $this->addPage($current + 1, Part::glyphIcon('chevron-right'));
        }

        if ($current >= $pages - 1) {
            $this->addPage('#', Part::glyphIcon('fast-forward'), 'disabled');
        } else {
            $this->addPage($pages - 1, Part::glyphIcon('fast-forward'));
        }
    }

    /**
     * Přidá krok strankování.
     *
     * @param int        $page
     * @param string     $label
     * @param null|mixed $style
     */
    public function addPage($page, $label = null, $style = null): void
    {
        $link = $this->url.$page;

        if ($style) {
            $this->addItemSmart(
                new \Ease\Html\ATag($link, $label),
                ['class' => $style],
            );
        } else {
            $this->addItemSmart(new \Ease\Html\ATag($link, $label));
        }
    }
}