<?php
/**
 * @property-read App_SideBlock_Obj $dataObj
 */
class App_SideBlock_View extends Qs_ViewController
{
    public static $pageTypeTitles = array(
        App_SideBlock_Obj::PAGE_ALL     => 'All Pages',
        App_SideBlock_Obj::PAGE_CUSTOM  => 'Custom Pages'
    );

    public static $linkTypeTitles = array(
        App_SideBlock_Obj::LINK_NODE    => 'None',
        App_SideBlock_Obj::LINK_URL     => 'Url',
        App_SideBlock_Obj::LINK_PAGE    => 'Site Page',
    );

    public static $blockTypeTitles = array(
        App_SideBlock_Obj::TYPE_HTML => 'Html'
    );

    /**
     * Additional block handlers should implement App_SideBlock_Item_Interface
     * @var array Type Title => Class Name
     */
    public static $blockTypes = array(
        'html'                  => 'HTML',
        'App_News_View'         => 'News',
        'App_Form_Contact_View' => 'Contact Form'
    );

    protected $_actions = array('list');
    protected $_listOptions = array('defaultOrderBy' => 'sorter', 'isDisabledLimit' => true);
    protected $_externalItems = array();

    public function exec()
    {
        $this->dataObj->setIdPage($this->doc->getOption('id'));
        return parent::exec();
    }
    
    protected function _addListItem(Qs_Sys_ViewController_List $list = null, $template = 'list.tpl', $returnItem = false)
    {
        if (null == $list) {
            $list = $this->list;
        }
        $item = $list->toArray();
        $item = $this->_prepareExternalItems($item);
        $item['tpl'] = $this->getTemplate($template);
        if ($returnItem) {
            return (empty($item['list'])) ? null : $item;
        }
        if (!empty($item['list'])) {
            $this->doc->addItem($item, 'LEFT_ITEMS');
        }
        return $this;
    }
    
    public function setIdPage($id)
    {
        $this->dataObj->setIdPage($id);
        return $this;
    }
    
    public function getItem()
    {
        $item = $this->_addListItem(null, 'list.tpl', true);
        return $item;
    }

    protected function _prepareExternalItems($item)
    {
        foreach ($item['list'] as &$block) {
            $blockType = $block['blockType'];
            if (App_SideBlock_Obj::TYPE_HTML !== $blockType
                && array_key_exists($blockType, App_SideBlock_View::$blockTypes)
            ) {
                $block['externalItem'] = $this->_getExternalItem($blockType);
            }
        }
        return $item;
    }

    protected function _getExternalItem($blockType)
    {
        if (!isset($this->_externalItems[$blockType])) {
            /** @var $view Qs_ViewController */
            $view = new $blockType();
            $view->setDoc($this->doc);
            $item = $view->getSideBlockItem();
            $this->_externalItems[$blockType] = new Qs_Doc_Item($item);
        }
        return $this->_externalItems[$blockType];
    }

}