<?php

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Abstract Rest Controler Class
 *
 */
abstract class APPMAKER_WC_REST_Controller extends APPMAKER_WP_WC_REST_Controller {

	/**
	 * Plugin Name (WooCommerce or Wordpress) in order to get settings
	 *
	 * @var string
	 */
	public $plugin = 'appmaker_wc';

	/**
	 * Endpoint namespace.
	 *
	 * @var string
	 */
	protected $namespace = 'appmaker-wc/v1';

	/**
	 * Route base.
	 *
	 * @var string
	 */
	protected $rest_base = '';

	protected $isRoot = false;

	/**
	 *  Return woocommerce wordpress notice errors
	 *
	 * @return bool|WP_Error
	 */
	public function get_wc_notices_errors() {
		$notices = WC()->session->get( 'wc_notices', array() );
		if ( ! empty( $notices['error'] ) ) {
			$return = false;
			foreach ( $notices['error'] as $key => $error ) {
				if ( 'EMPTY_ERROR' !== $error ) {
					$return = $this->add_error( $return, html_entity_decode( $error ),'appmaker_wc_error', array( 'status' => 405 ) );
				}
			}
			wc_clear_notices();

			return $return;
		} else {
			return false;
		}
	}

	/**
	 * @param mixed|WP_Error $return
	 *
	 * @param string $message
	 * @param string $code
	 * @param string $data
	 *
	 * @return WP_Error
	 */
	public function add_error( $return, $message = '', $code = 'appmaker_wc_error', $data = '' ) {
		$message = strip_tags( $message );
		$message = html_entity_decode( $message );
		if ( is_wp_error( $return ) ) {
			$return->add( $code, $message, $data );
		} else {
			$return = new WP_Error( $code, $message, $data );
		}
		return $return;
	}

	/**
	 * @param string $url
	 *
	 * @return string
	 */
	public function ensure_absolute_link( $url ) {
		if ( ! preg_match( '~^(?:f|ht)tps?://~i', $url ) ) {
			$url = get_site_url( null, $url );
		}
		if ( substr( $url, 0, 2 ) === '//' ) {
			$url = 'https:' . $url;
		}
		return $url;
	}

	/**
	 * @param $function
	 * @param array $params
	 *
	 * @return string
	 */
	public function return_data( $function, $params = array() ) {
		$return = '';
		ob_start();
		call_user_func_array( $function, $params );
		$return = ob_get_clean();
		return $return;
	}

	/**
	 * Cache response.
	 */
	public function cache_response() {
		if ( apply_filters( 'appmaker_wc_should_send_cache_header', false ) ) {
			add_filter( 'rest_post_dispatch', array( $this, 'set_cache_header' ), 10, 3 );
		}
	}

	/**
	 * @param mixed           $response Current response, either response or `null` to indicate pass-through.
	 * @param WP_REST_Server  $server  ResponseHandler instance (usually WP_REST_Server).
	 * @param WP_REST_Request $request  The request that was used to make current response.
	 * @return WP_REST_Response Modified response, either response or `null` to indicate pass-through.
	 */
	public function set_cache_header( $response, $server, $request ) {
		$expires_offset = (60 * 5);

		$server->send_header( 'Cache-Control' , 'max-age=' . $expires_offset );
		$server->send_header( 'Expires' , gmdate( 'D, d M Y H:i:s', time() + $expires_offset ) . ' GMT' );

		return $response;
	}
}