<?php
/**
 * Amazing Fullfilment Integration for WooCommerce - event handler class
 *
 * @author dejo-commerce
 * @copyright Copyright (c) 2017 dejo-commerce (https://www.dejo-commerce.com)
 * @license http://www.gnu.org/licenses/gpl-2.0.html
 */
class AmzFulfillment_EventHandler {
	/**
	 * createEvent
	 * 
	 * @param string $event
	 * @param int $orderId
	 */
	public function createEvent($event, $orderId) {
		if(!AmzFulfillment_Core::instance()->getFeature()->hasPro()) {
			return;
		}
		if(!array_key_exists($event, AmzFulfillment_Event::$events)) {
			AmzFulfillment_Core::debug('Event with invalid event id: ' . $event);
			return;
		}
		$eventName = AmzFulfillment_Event::$events[$event]['name'];
		$eventGroup = AmzFulfillment_Event::$events[$event]['group'];
		$message = sprintf('Order %d status update: %s', $orderId, $eventName);
		AmzFulfillment_Core::instance()->getLog()->add($message);
		if($eventGroup != 'WooCommerce') {
			AmzFulfillment_Core::instance()->getWooCommerce()->addNote($orderId, $message);
		}
		foreach($this->getActions($event) as $action) {
			$this->doAction($action, $orderId);
		}
	}
	
	/**
	 * getActions
	 * 
	 * @param string $event
	 * @return string[]
	 */
	private function getActions($event) {
		$rules = new AmzFulfillment_Rules();
		$rules->load();
		return $rules->getActions($event);
	}

	/**
	 * doAction
	 * 
	 * @param string $action
	 * @param int $orderId
	 */
	private function doAction($action, $orderId) {
		if(!array_key_exists($action, AmzFulfillment_Action::$actions)) {
			AmzFulfillment_Core::debug('Rule with invalid action id: ' . $action);
			return;
		}
		$actionName = AmzFulfillment_Action::$actions[$action]['name'];
		try {
			switch($action) {
			case AmzFulfillment_Action::WOOCOMMERCE_ORDER_PENDING:
				AmzFulfillment_Core::instance()->getWooCommerce()->setStatus($orderId, AmzFulfillment_WooCommerce::PENDING_STATUS);
				break;
			case AmzFulfillment_Action::WOOCOMMERCE_ORDER_PROCESSING:
				AmzFulfillment_Core::instance()->getWooCommerce()->setStatus($orderId, AmzFulfillment_WooCommerce::PROCESSING_STATUS);
				break;
			case AmzFulfillment_Action::WOOCOMMERCE_ORDER_ONHOLD:
				AmzFulfillment_Core::instance()->getWooCommerce()->setStatus($orderId, AmzFulfillment_WooCommerce::ONHOLD_STATUS);
				break;
			case AmzFulfillment_Action::WOOCOMMERCE_ORDER_COMPLETED:
				AmzFulfillment_Core::instance()->getWooCommerce()->setStatus($orderId, AmzFulfillment_WooCommerce::COMPLETED_STATUS);
				break;
			case AmzFulfillment_Action::WOOCOMMERCE_ORDER_CANCELLED:
				AmzFulfillment_Core::instance()->getWooCommerce()->setStatus($orderId, AmzFulfillment_WooCommerce::CANCELLED_STATUS);
				break;
			case AmzFulfillment_Action::WOOCOMMERCE_ORDER_REFUNDED:
				AmzFulfillment_Core::instance()->getWooCommerce()->setStatus($orderId, AmzFulfillment_WooCommerce::REFOUNDED_STATUS);
				break;
			case AmzFulfillment_Action::WOOCOMMERCE_ORDER_FAILED:
				AmzFulfillment_Core::instance()->getWooCommerce()->setStatus($orderId, AmzFulfillment_WooCommerce::FAILED_STATUS);
				break;
			case AmzFulfillment_Action::AMAZON_FULFILLMENT_CREATE:
				AmzFulfillment_Core::instance()->doAmazonFulfillment($orderId);
				break;
			case AmzFulfillment_Action::AMAZON_FULFILLMENT_CANCEL:
				AmzFulfillment_Core::instance()->cancelAmazonFulfillment($orderId);
				break;
			case AmzFulfillment_Action::MAIL_NOTIFY:
				AmzFulfillment_Core::instance()->sendNotification('Order has changed', sprintf('Order %d has changed %s', $orderId, $actionName));
				break;
			}
			AmzFulfillment_Core::instance()->getLog()->add(sprintf("Triggered configured action %s for order %d", $actionName, $orderId));
		} catch(Exception $e) {
			$message = sprintf("Error while executing configured action %s for order %d. Error: %s", $actionName, $orderId, $e->getMessage());
			AmzFulfillment_Core::instance()->getLog()->add($message);
			AmzFulfillment_Core::debug($message);
		}
	}
}