<?php
namespace WooLentorBlocks;

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Load general WP action hook
 */
class Sample_Data {

    private $cache_data = [];

	/**
     * [$_instance]
     * @var null
     */
    private static $_instance = null;

    /**
     * [instance] Initializes a singleton instance
     * @return [Sample_Data]
     */
    public static function instance() {
        if ( is_null( self::$_instance ) ) {
            self::$_instance = new self();
        }
        return self::$_instance;
    }

    /**
     * [generate_hash_key] Generate hash key
     */
    private function generate_hash_key( $string ) {
        $string = str_replace( '/','woolentor', $string );
		return $string . md5( $string );
	}

    /**
     * Load Dynamic blocks
     */
    public static function remote_request( $force_update, $route_url ){
        global $wp_version;

        $request_url = get_rest_url( null, 'woolentor/v1/'.$route_url );

        $timeout = ( $force_update ) ? 25 : 8;
        $request = wp_remote_get(
            $request_url,
            [
                'timeout'    => $timeout,
                'user-agent' => 'WordPress/' . $wp_version . '; ' . home_url(),
            ]
        );

        if ( is_wp_error( $request ) || 200 !== (int) wp_remote_retrieve_response_code( $request ) ) {
            return [];
        }

        $response = json_decode( wp_remote_retrieve_body( $request ), true );
        return $response;
    }

    /**
     * Retrieve template library and save as a transient.
     */
    public static function set_request_data( $force_update = false, $route_url = '' ) {
        $info = [];
        if ( $force_update && !empty( $route_url ) ) {
            $info = self::remote_request( $force_update, $route_url );
        }
        return $info;
    }

    /**
     * Get template info.
     */
    public function get_sample_data( $force_update = false, $route_url = '' ) {

        $transient_key = $this->generate_hash_key( $route_url );
        // delete_transient( $transient_key );

        $transient = get_transient( $transient_key );
        if ( ! $transient || $force_update ) {
            $data = self::set_request_data( true, $route_url );
            set_transient( $transient_key, $data, DAY_IN_SECONDS );
        }
        return get_transient( $transient_key );

    }

    /**
     * Add Product For empty cart
     *
     * @return void
     */
    public function add_product_for_empty_cart() {

        if( empty( \WC()->cart->cart_contents ) ) {
            
            if( \WC()->cart->is_empty() ) {
                $get_product_id = get_posts(
                    [
                        'post_type'   => 'product',
                        'post_status' => 'publish',
                        'numberposts' => 1,
                        'fields'      => 'ids',
                        'orderby'     => 'date',
                        'order'       => 'ASC',
                        'tax_query'   => [
                            [
                                'taxonomy' => 'product_type',
                                'field'    => 'slug',
                                'terms'    => 'simple',
                            ],
                        ],
                        'meta_query'  => [
                            'relation' => 'AND',
                            [
                                'key'     => '_sale_price',
                                'value'   => 0,
                                'compare' => '>',
                                'type'    => 'numeric',
                            ],
                            [
                                'key'   => '_stock_status',
                                'value' => 'instock',
                            ],
                        ]
                    ]
                );
    
                if( !empty( $get_product_id ) ) {
                    foreach( $get_product_id as $id ) {
                        \WC()->cart->add_to_cart( $id );
                    }
                }
            }
        }
    
    }


}