<?php

/**
 * @package     Joomla.Site
 * @subpackage  com_banners
 *
 * @copyright   (C) 2006 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Banners\Site\Model;

use Joomla\CMS\Cache\Exception\CacheExceptionInterface;
use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\Model\BaseDatabaseModel;
use Joomla\Database\ParameterType;

// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects

/**
 * Banner model for the Joomla Banners component.
 *
 * @since  1.5
 */
class BannerModel extends BaseDatabaseModel
{
    /**
     * Cached item object
     *
     * @var    object
     * @since  1.6
     */
    protected $_item;

    /**
     * Clicks the URL, incrementing the counter
     *
     * @return  void
     *
     * @since   1.5
     * @throws  \Exception
     */
    public function click()
    {
        $item = $this->getItem();

        if (empty($item)) {
            throw new \Exception(Text::_('JERROR_PAGE_NOT_FOUND'), 404);
        }

        $id = (int) $this->getState('banner.id');

        // Update click count
        $db = $this->getDatabase();
        $query = $db->getQuery(true);

        $query->update($db->quoteName('#__banners'))
            ->set($db->quoteName('clicks') . ' = ' . $db->quoteName('clicks') . ' + 1')
            ->where($db->quoteName('id') . ' = :id')
            ->bind(':id', $id, ParameterType::INTEGER);

        $db->setQuery($query);

        try {
            $db->execute();
        } catch (\RuntimeException $e) {
            throw new \Exception($e->getMessage(), 500);
        }

        // Track clicks
        $trackClicks = $item->track_clicks;

        if ($trackClicks < 0 && $item->cid) {
            $trackClicks = $item->client_track_clicks;
        }

        if ($trackClicks < 0) {
            $config = ComponentHelper::getParams('com_banners');
            $trackClicks = $config->get('track_clicks');
        }

        if ($trackClicks > 0) {
            $trackDate = Factory::getDate()->format('Y-m-d H:00:00');
            $trackDate = Factory::getDate($trackDate)->toSql();

            $query = $db->getQuery(true);

            $query->select($db->quoteName('count'))
                ->from($db->quoteName('#__banner_tracks'))
                ->where(
                    [
                        $db->quoteName('track_type') . ' = 2',
                        $db->quoteName('banner_id') . ' = :id',
                        $db->quoteName('track_date') . ' = :trackDate',
                    ]
                )
                ->bind(':id', $id, ParameterType::INTEGER)
                ->bind(':trackDate', $trackDate);

            $db->setQuery($query);

            try {
                $db->execute();
            } catch (\RuntimeException $e) {
                throw new \Exception($e->getMessage(), 500);
            }

            $count = $db->loadResult();

            $query = $db->getQuery(true);

            if ($count) {
                // Update count
                $query->update($db->quoteName('#__banner_tracks'))
                    ->set($db->quoteName('count') . ' = ' . $db->quoteName('count') . ' + 1')
                    ->where(
                        [
                            $db->quoteName('track_type') . ' = 2',
                            $db->quoteName('banner_id') . ' = :id',
                            $db->quoteName('track_date') . ' = :trackDate',
                        ]
                    )
                    ->bind(':id', $id, ParameterType::INTEGER)
                    ->bind(':trackDate', $trackDate);
            } else {
                // Insert new count
                $query->insert($db->quoteName('#__banner_tracks'))
                    ->columns(
                        [
                            $db->quoteName('count'),
                            $db->quoteName('track_type'),
                            $db->quoteName('banner_id'),
                            $db->quoteName('track_date'),
                        ]
                    )
                    ->values('1, 2 , :id, :trackDate')
                    ->bind(':id', $id, ParameterType::INTEGER)
                    ->bind(':trackDate', $trackDate);
            }

            $db->setQuery($query);

            try {
                $db->execute();
            } catch (\RuntimeException $e) {
                throw new \Exception($e->getMessage(), 500);
            }
        }
    }

    /**
     * Get the data for a banner.
     *
     * @return  object
     *
     * @since   1.6
     */
    public function &getItem()
    {
        if (!isset($this->_item)) {
            /** @var \Joomla\CMS\Cache\Controller\CallbackController $cache */
            $cache = Factory::getCache('com_banners', 'callback');

            $id = (int) $this->getState('banner.id');

            // For PHP 5.3 compat we can't use $this in the lambda function below, so grab the database driver now to use it
            $db = $this->getDatabase();

            $loader = function ($id) use ($db) {
                $query = $db->getQuery(true);

                $query->select(
                    [
                        $db->quoteName('a.clickurl'),
                        $db->quoteName('a.cid'),
                        $db->quoteName('a.track_clicks'),
                        $db->quoteName('cl.track_clicks', 'client_track_clicks'),
                    ]
                )
                    ->from($db->quoteName('#__banners', 'a'))
                    ->join('LEFT', $db->quoteName('#__banner_clients', 'cl'), $db->quoteName('cl.id') . ' = ' . $db->quoteName('a.cid'))
                    ->where($db->quoteName('a.id') . ' = :id')
                    ->bind(':id', $id, ParameterType::INTEGER);

                $db->setQuery($query);

                return $db->loadObject();
            };

            try {
                $this->_item = $cache->get($loader, array($id), md5(__METHOD__ . $id));
            } catch (CacheExceptionInterface $e) {
                $this->_item = $loader($id);
            }
        }

        return $this->_item;
    }

    /**
     * Get the URL for a banner
     *
     * @return  string
     *
     * @since   1.5
     */
    public function getUrl()
    {
        $item = $this->getItem();
        $url = $item->clickurl;

        // Check for links
        if (!preg_match('#http[s]?://|index[2]?\.php#', $url)) {
            $url = "http://$url";
        }

        return $url;
    }
}
