<?php
abstract class ModuleWpf extends BaseObjectWpf {
	protected $_controller = null;
	protected $_helper = null;
	protected $_code = '';
	protected $_onAdmin = false;
	protected $_typeID = 0;
	protected $_type = '';
	protected $_label = '';
	/*
	 * ID in modules table
	 */
	protected $_id = 0;
	/**
	 * If module is not in primary package - here wil be it's path
	 */
	protected $_externalDir = '';
	protected $_externalPath = '';
	protected $_isExternal = false;

	public function __construct( $d) {
		$this->setTypeID($d['type_id']);
		$this->setCode($d['code']);
		$this->setLabel($d['label']);
		if (isset($d['id'])) {
			$this->_setID($d['id']);
		}
		if (isset($d['ex_plug_dir']) && !empty($d['ex_plug_dir'])) {
			$this->isExternal(true);
			$this->setExternalDir( UtilsWpf::getExtModDir($d['ex_plug_dir']) );
			$this->setExternalPath( UtilsWpf::getExtModPath($d['ex_plug_dir']) );
		}
	}
	public function isExternal( $newVal = null ) {
		if (is_null($newVal)) {
			return $this->_isExternal;
		}
		$this->_isExternal = $newVal;
	}
	public function getModDir() {
		if (empty($this->_externalDir)) {
			return WPF_MODULES_DIR . $this->getCode() . DS;
		} else {
			return $this->_externalDir . $this->getCode() . DS;
		}
	}
	public function getModPath() {
		if (empty($this->_externalPath)) {
			return WPF_MODULES_PATH . $this->getCode() . '/';
		} else {
			return $this->_externalPath . $this->getCode() . '/';
		}
	}
	public function getModRealDir() {
		return dirname(__FILE__) . DS;
	}
	public function setExternalDir( $dir ) {
		$this->_externalDir = $dir;
	}
	public function getExternalDir() {
		return $this->_externalDir;
	}
	public function setExternalPath( $path ) {
		$this->_externalPath = $path;
	}
	public function getExternalPath() {
		return $this->_externalPath;
	}
	/*
	 * Set ID for module, protected - to limit opportunity change this value
	 */
	protected function _setID( $id ) {
		$this->_id = $id;
	}
	/**
	 * Get module ID from modules table in database
	 *
	 * @return int ID of module
	 */
	public function getID() {
		return $this->_id;
	}
	public function setTypeID( $typeID ) {
		$this->_typeID = $typeID;
	}
	public function getTypeID() {
		return $this->_typeID;
	}
	public function setType( $type ) {
		$this->_type = $type;
	}
	public function getType() {
		return $this->_type;
	}
	public function getLabel() {
		return $this->_label;
	}
	public function setLabel( $label ) {
		$this->_label = $label;
	}
	public function init() {

	}
	public function exec( $task = '' ) {
		if ($task) {
			$controller = $this->getController();
			if ($controller) {
				return $controller->exec($task);
			}
		}
		return null;
	}
	public function getController() {
		if (!$this->_controller) {
			$this->_createController();
		}
		return $this->_controller;
	}
	protected function _createController() {
		if (!file_exists($this->getModDir() . 'controller.php')) {
			return false;	// EXCEPTION!!!
		}
		if ($this->_controller) {
			return true;
		}
		if (file_exists($this->getModDir() . 'controller.php')) {
			$className = '';
			if (importWpf($this->getModDir() . 'controller.php')) {
				$className = toeGetClassNameWpf($this->getCode() . 'Controller');
			}
			if (!empty($className)) {
				$this->_controller = new $className($this->getCode());
				$this->_controller->init();
				return true;
			}
		}
		return false;
	}
	/**
	 * Method to call module helper if it exists
	 *
	 * @return class HelperWpf 
	 */
	public function getHelper() {
		if (!$this->_helper) {
			$this->_createHelper();
		}
		return $this->_helper;
	}
	/**
	 * Method to create class of module helper
	 *
	 * @return class HelperWpf 
	 */
	protected function _createHelper() {
		if ($this->_helper) {
			return true;
		}
		if (file_exists($this->getModDir() . 'helper.php')) {
			$helper = $this->getCode() . 'Helper';
			importClassWpf($helper, $this->getModDir() . 'helper.php');
			if (class_exists($helper)) {
				$this->_helper = new $helper($this->_code);
				$this->_helper->init();
				return true;
			}
		}
	}
	public function setCode( $code ) {
		$this->_code = $code;
	}
	public function getCode() {
		return $this->_code;
	}
	public function onAdmin() {
		return $this->_onAdmin;
	}
	public function getModel( $modelName = '' ) {
		return $this->getController()->getModel($modelName);
	}
	public function getView( $viewName = '' ) {
		return $this->getController()->getView($viewName);
	}
	public function install() {

	}
	public function uninstall() {

	}
	public function activate() {
		
	}
	/**
	 * Returns the available tabs
	 *
	 * @return array of tab
	 */
	public function getTabs() {
		return array();
	}
	public function getConstant( $name ) {
		$thisClassRefl = new ReflectionObject($this);
		return $thisClassRefl->getConstant($name);
	}
	public function loadAssets() { }
	public function loadAdminAssets() { }
	public function translate( $str ) {
		return esc_html__($str, 'woo-product-filter');
	}
}
