<?php
namespace Concrete\Block\Discussion;
use Loader;
use \Concrete\Core\Block\BlockController;
class Controller extends BlockController {
	protected $btCacheBlockRecord = true;
	protected $btTable = 'btDiscussion';

	public function getBlockTypeDescription() {
		return t("Places a discussion a page.");
	}

	public function getBlockTypeName() {
		return t("Discussion");
	}

	public function getConversationDiscussionObject() {
		if (!isset($this->discussion)) {
			$db = Loader::db();
			$cnvDiscussionID = $db->GetOne('select cnvDiscussionID from btDiscussion where bID = ?', array($this->bID));
			$this->discussion = ConversationDiscussion::getByID($cnvDiscussionID);
		}
		return $this->discussion;
	}

    public function registerViewAssets()
    {
        $this->requireAsset('core/conversation');
        $this->requireAsset('css', 'core/frontend/pagination');
    }

    public function view() {
		$discussion = $this->getConversationDiscussionObject();
		if (is_object($discussion)) {
			$this->set('discussion', $discussion);
			if ($this->enableNewTopics && $this->ptID) {
				$pt = PageType::getByID($this->ptID);
				$this->set('pagetype', $pt);
				Loader::helper('concrete/composer')->addAssetsToRequest($pt, $this);
			}

			$c = Page::getCurrentPage();
			$dl = new ConversationDiscussionList($c);
			$orderBy = $this->orderBy;
			if (in_array($_REQUEST['orderBy'], array('replies', 'date', 'date_last_message')) && $this->enableOrdering) {
				$orderBy = $_REQUEST['orderBy'];
			}
			switch($orderBy) {
				case 'replies':
					$dl->sortByTotalReplies();
					break;
				case 'date':
					$dl->sortByPublicDateDescending();
					break;
				default: //date_last_message
					$dl->sortByConversationDateLastMessage();
					break;
			}
			if ($this->itemsPerPage > 0) {
				$dl->setItemsPerPage($this->itemsPerPage);
			}
			$pages = $dl->getPage();
			$this->set('reqOrderBy', $orderBy);
			$this->set('topics', $pages);
			$this->set('list', $dl);

		}
	}

	public function action_post() {
		// happens through ajax
		$pagetype = PageType::getByID($this->ptID);
		if (is_object($pagetype) && $this->enableNewTopics) {
			$ccp = new Permissions($pagetype);
			if ($ccp->canAddPageType()) {
				$pagetypes = $pagetype->getPageTypeComposerPageTypeObjects();
				$ctTopic = $pagetypes[0];
				$c = Page::getCurrentPage();
				$e = $pagetype->validatePublishRequest($ctTopic, $c);
				$r = new PageTypePublishResponse($e);
				if (!$e->has()) {
					$d = $pagetype->createDraft($ctTopic);
					$d->setPageDraftTargetParentPageID($c->getCollectionID());
					$d->saveForm();
					$d->publish();
					$nc = Page::getByID($d->getCollectionID(), 'RECENT');
					$link = Loader::helper('navigation')->getLinkToCollection($nc, true);
					$r->setRedirectURL($link);
				}
				$r->outputJSON();
			}
		}
		exit;
	}

	public function save($post) {
		$db = Loader::db();
		$cnvID = $db->GetOne('select cnvDiscussionID from btDiscussion where bID = ?', array($this->bID));
		if (!$cnvID) {
			$c = Page::getCurrentPage();
			$discussion = ConversationDiscussion::add($c);
		} else {
			$discussion = ConversationDiscussion::getByID($cnvID);
		}
		$values = $post;
		$ptID = 0;
		if ($post['ptID']) {
			$ptID = $post['ptID'];
		}
		$values['ptID'] = $ptID;
		$values['cnvDiscussionID'] = $discussion->getConversationDiscussionID();
		parent::save($values);
	}

}