<?php

namespace App\Gallery;

use App\Form\FormMetaTrait;
use App_Sitemap_Xml_Writer;
use Qs_ViewController;
use Qs_Navigation;
use Qs_Config;
use Qs_Session_Namespace;
use Qs_ImageFs;

/**
 * @method \App\Gallery\Obj _getDataObj()
 */
class View extends Qs_ViewController
{
    protected $_actions = array('list', 'view');
    protected $_hasFilter = false;
    protected $_hasLog = true;
    protected $_logIgnoredControllers = array('App_Cms_View');
    protected $_photoConfig;
    protected $_photoConfigName = 'Gallery\Image';

    public function preDispatch(&$list)
    {
        if (null !== $this->_restAlias) {
            foreach (array_keys($list) as $idx) {
                if ('HtmlBlock_' == $list[$idx]['type']) {
                    unset($list[$idx]);
                    break;
                }
            }
        }
        return $this;
    }

    public function exec()
    {
        $this->_initAction();
        if (null === $this->_action) {
            $this->_doc->display404();
        }
        return parent::exec();
    }

    protected function _initAction()
    {
        if (null === $this->_action) {
            $params = $this->getRestParams();
            if (empty($params)) {
                $this->_action = reset($this->_actions);
            } else if (1 == count($params)) {
                $this->_action = 'view';
                $this->_getDataObj()->setPrimaryKeyByAlias($params[0]);
            }
        }
        return $this;
    }

    protected function _getListItem($list = null)
    {
        $item = array();
        $item['list'] = $this->_getDataObj()->getAlbums();
        $item['tpl'] = $this->getTemplate('list.tpl');
        $item['image'] = $this->getConfig('image')->toArray();
        return $item;
    }

    protected function _doView()
    {
        $this->_addViewItem();
        $this->_addImagesItem();
        $this->_postView();
        return $this;
    }

    protected function _prepareViewItem(array &$item)
    {
        $item['backUrl'] = $this->finalUrl();
        return parent::_prepareViewItem($item);
    }

    protected function _initDetailsPage(array $item)
    {
        Qs_Navigation::append(array('title' => $item['title']));
        return parent::_initDetailsPage($item);
    }

    protected function _addImagesItem()
    {
        $item = [
            'containerId' => 'gallery-items',
            'list'        => $this->_getDataObj()->getAlbumItems(),
        ];
        if (empty($item['list'])) {
            $this->_do404();
            exit;
        }
        $this->_prepareImages($item['list']);
        $item['config'] = $this->getPhotoConfig()->toArray();
        $item['tpl'] = $this->getTemplate('view-slider.tpl');
        $this->_addItem($item, 'BOTTOM_ITEMS');

        $this->_doc->addStyleSheet('css/thirdpart/royalslider.css');
        $this->_doc->addStyleSheet('css/thirdpart/royalslider-default.css');

        $this->_doc->addScript('js/royalslider/jquery.royalslider.js');
        $this->_doc->addScript('js/royalslider/jquery.rs.visible-nearby.js');
        $this->_doc->addScript('js/royalslider/jquery.rs.global-caption.js');
        $this->_doc->addScript('js/royalslider/jquery.rs.active-class.js');
        $this->_doc->addScript('js/royalslider/jquery.rs.hashchange.js');
        $this->_doc->addScript('js/app/gallery.js');

        $this->_doc->addInitObject('app.Gallery', [['containerId' => $item['containerId']]]);

        return $this;
    }

    protected function _prepareImages(array &$images)
    {
        $imageConfig = $this->getPhotoConfig('image');

        foreach ($images as &$image) {
            $source = Qs_ImageFs::WEB_PATH . '/' . $image['image'];

            $destination = Qs_ImageFs::getIconName(
                $source,
                $imageConfig->width,
                $imageConfig->height,
                $imageConfig->method
            );
            $destination = Qs_ImageFs::THUMBNAIL_PATH . '/' . $destination;

            if (!file_exists($destination)) {
                $destination = Qs_ImageFs::resize(
                    $source,
                    array(
                        'width'     => $imageConfig->width,
                        'height'    => $imageConfig->height,
                        'force'     => false,
                        'method'    => $imageConfig->method,
                        'sizeCheck' => true
                    )
                );
            }

            $realWidth = $realHeight = 0;
            if ($destination) {
                $fileInfo = Qs_ImageFs::getInfo($destination);
                $realWidth = $fileInfo['width'];
                $realHeight = $fileInfo['height'];;
            }

            $image['realWidth'] = $realWidth;
            $image['realHeight'] = $realHeight;
        }

        return $this;
    }

    public function getPhotoConfig($field = null, $default = null)
    {
        if (null === $this->_photoConfig) {
            $this->_photoConfig = Qs_Config::get($this->_photoConfigName, Qs_Config::APP_TYPE);
        }
        if (null === $field) {
            return $this->_photoConfig;
        }
        return $this->_photoConfig->get($field, $default);
    }

    public function writeXmlSitemap(App_Sitemap_Xml_Writer $xml)
    {
        return $this->writeDefaultXmlSitemap($xml);
    }
}