<?php
namespace Concrete\Core\Workflow;
use \Concrete\Core\Foundation\Object;
use Loader;
use \Concrete\Core\Package\PackageList;
class Type extends Object {

	public function getWorkflowTypeID() {return $this->wftID;}
	public function getWorkflowTypeHandle() {return $this->wftHandle;}
	public function getWorkflowTypeName() {return $this->wftName;}

	public static function getByID($wftID) {
		$db = Loader::db();
		$row = $db->GetRow('select wftID, pkgID, wftHandle, wftName from WorkflowTypes where wftID = ?', array($wftID));
		if ($row['wftHandle']) {
			$wt = new static();
			$wt->setPropertiesFromArray($row);
			return $wt;
		}
	}

	public static function getList() {
		$db = Loader::db();
		$list = array();
		$r = $db->Execute('select wftID from WorkflowTypes order by wftID asc');

		while ($row = $r->FetchRow()) {
			$list[] = static::getByID($row['wftID']);
		}

		$r->Close();
		return $list;
	}

	public static function exportList($xml) {
		$wtypes = static::getList();
		$db = Loader::db();
		$axml = $xml->addChild('workflowtypes');
		foreach($wtypes as $wt) {
			$wtype = $axml->addChild('workflowtype');
			$wtype->addAttribute('handle', $wt->getWorkflowTypeHandle());
			$wtype->addAttribute('name', $wt->getWorkflowTypeName());
			$wtype->addAttribute('package', $wt->getPackageHandle());
		}
	}

	public function delete() {
		$db = Loader::db();
		$db->Execute("delete from WorkflowTypes where wftID = ?", array($this->wftID));
	}

	public static function getListByPackage($pkg) {
		$db = Loader::db();
		$list = array();
		$r = $db->Execute('select wftID from WorkflowTypes where pkgID = ? order by wftID asc', array($pkg->getPackageID()));
		while ($row = $r->FetchRow()) {
			$list[] = static::getByID($row['wftID']);
		}
		$r->Close();
		return $list;
	}

	public function getPackageID() { return $this->pkgID;}
	public function getPackageHandle() {
		return PackageList::getHandle($this->pkgID);
	}

	public static function getByHandle($wftHandle) {
		$db = Loader::db();
		$wftID = $db->GetOne('select wftID from WorkflowTypes where wftHandle = ?', array($wftHandle));
		if ($wftID > 0) {
			return self::getByID($wftID);
		}
	}

	public static function add($wftHandle, $wftName, $pkg = false) {
		$pkgID = 0;
		if (is_object($pkg)) {
			$pkgID = $pkg->getPackageID();
		}
		$db = Loader::db();
		$db->Execute('insert into WorkflowTypes (wftHandle, wftName, pkgID) values (?, ?, ?)', array($wftHandle, $wftName, $pkgID));
		$id = $db->Insert_ID();
		$est = static::getByID($id);
		return $est;
	}

}