<?php

/**
 * The public-facing functionality of the plugin.
 *
 * @link       https://github.com/Duskell
 * @since      1.0.0
 * @package    Partnerexpo_Core
 * @subpackage Partnerexpo_Core/public
 * @author     Juhász Levente <juhasz.levente@rendszerepito.hu>
 */
class Partnerexpo_Core_Public {

	/**
	 * The ID of this plugin.
	 *
	 * @since    1.0.0
	 * @access   private
	 * @var      string    $plugin_name    The ID of this plugin.
	 */
	private $plugin_name;

	/**
	 * The version of this plugin.
	 *
	 * @since    1.0.0
	 * @access   private
	 * @var      string    $version    The current version of this plugin.
	 */
	private $version;

	/**
	 * Initialize the class and set its properties.
	 *
	 * @since    1.0.0
	 * @param      string    $plugin_name       The name of the plugin.
	 * @param      string    $version    The version of this plugin.
	 */
	public function __construct( $plugin_name, $version ) {

		$this->plugin_name = $plugin_name;
		$this->version = $version;

		add_shortcode( 'partnerexpo_searchbox', [ $this, 'searchbox_shortcode' ] );
		add_shortcode( 'partnerexpo_comment_section', [ $this, 'comments_shortcode' ] );
	}

	public function searchbox_shortcode() {
		wp_enqueue_style( $this->plugin_name . '-searchbox-css' );
        wp_enqueue_script( $this->plugin_name . '-searchbox-js' );
		wp_enqueue_style( $this->plugin_name . '-multiselect-css' );
        wp_enqueue_script( $this->plugin_name . '-multiselect-js' );

		ob_start();
		include plugin_dir_path( __FILE__ ) . 'partials/partnerexpo-core-public-searchbox.php';
		return ob_get_clean();
	}

	public function comments_shortcode() {
		wp_enqueue_style( $this->plugin_name . '-comments-css' );
        wp_enqueue_script( $this->plugin_name . '-comments-js' );
		// wp_enqueue_style( $this->plugin_name . '-multiselect-css' );
        // wp_enqueue_script( $this->plugin_name . '-multiselect-js' );

		ob_start();
		include plugin_dir_path( __FILE__ ) . 'partials/partnerexpo-core-public-comments.php';
		return ob_get_clean();
	}

	public function register_endpoint() {
		register_rest_route('pexpo/v1', '/query', [
			'methods'             => 'GET',
			'callback'            => [ $this, 'query_partners' ],
			'permission_callback' => '__return_true',
		]);
	}

	function query_partners(WP_REST_Request $request) {
		$params = $request->get_query_params();

		if (isset($params['force_tags']) && isset($params['tags']) && $params['force_tags'] === 'true') {
			$params['tags'] = str_replace(',', '+', $params['tags']);
		}

		$companies = explode(',', $params['companies'] ?? '');

		$authors = get_users([
			'meta_key' => 'company',
			'meta_value' => $companies,
			'meta_compare' => 'IN',
			'fields' => 'ID',
		]);

		$args = [
			'post_type'      => 'pexpo_partners',
			'posts_per_page' => $params['resultsPerPage'] ?? 10,
			'paged'          => $params['page'] ?? 1,
			'post_status'    => 'publish',
			's'				 => $params['q'] ?? '',
			'pexpo_tags'	 => $params['tags'] ?? '',
		];

		if (!empty($authors)) {
			$args['author__in'] = array_values($authors);
		}

		if ( ! empty( $params['tags'] ) ) {
			$tag_string = $params['tags'];
			$operator   = 'IN';
			$delimiter  = ',';

			if ( strpos( $tag_string, '+' ) !== false ) {
				$operator  = 'AND';
				$delimiter = '+';
			}

			$tag_slugs = explode( $delimiter, $tag_string );

			$args['tax_query'] = [
				[
					'taxonomy' => 'pexpo_tags',
					'field'    => 'slug',
					'terms'    => $tag_slugs,
					'operator' => $operator,
				],
			];
		}

		switch ($params['sort'] ?? 'relevance') {
			case 'date_asc':
				$args['orderby'] = 'date';
				$args['order']   = 'ASC';
				break;
			case 'date_desc':
				$args['orderby'] = 'date';
				$args['order']   = 'DESC';
				break;
			case 'title_asc':
				$args['orderby'] = 'title';
				$args['order']   = 'ASC';
				break;
			case 'title_desc':
				$args['orderby'] = 'title';
				$args['order']   = 'DESC';
				break;
			case 'relevance':
				$args['orderby'] = 'relevance';
				break;
			default:
				break;
		}

		$query = new WP_Query_WithRelevance($args);

		$response = [
			'pages' => $query->max_num_pages,
			'found' => $query->found_posts,
			'results' => [],
		];

		$posts = [];

		foreach ($query->posts as $post) {
			$tags = wp_get_post_terms($post->ID, 'pexpo_tags', ['fields' => 'names']);

			$response['results'][] = [
				'id'      => $post->ID,
				'title'   => $post->post_title,
				'image'   => get_the_post_thumbnail_url($post->ID),	
				'excerpt' => $post->post_excerpt,
				'date'	  => date('Y-m-d', strtotime($post->post_date)),
				'tag'     => $tags ?? null,
				'url'     => get_permalink($post),
			];
		}

		wp_reset_postdata();

		return rest_ensure_response($response);
	}

	/**
	 * Register the stylesheets for the public-facing side of the site.
	 *
	 * @since    1.0.0
	 */
	public function register_styles() {
		wp_register_style( 
            $this->plugin_name . '-searchbox-css', 
            plugin_dir_url( __FILE__ ) . 'css/searchbox.css', 
            [], 
            $this->version, 
            'all' 
        );

		wp_register_style( 
            $this->plugin_name . '-comments-css', 
            plugin_dir_url( __FILE__ ) . 'css/comments.css', 
            [], 
            $this->version, 
            'all' 
        );

		wp_register_style( 
            $this->plugin_name . '-multiselect-css', 
            plugin_dir_url( __FILE__ ) . 'css/multiselect.css', 
            [], 
            $this->version, 
            'all' 
        );
	}

	/**
	 * Register the JavaScript for the public-facing side of the site.
	 *
	 * @since    1.0.0
	 */
	public function register_scripts() {
		wp_register_script( 
            $this->plugin_name . '-searchbox-js', 
            plugin_dir_url( __FILE__ ) . 'js/searchbox.js', 
            [],
            $this->version, 
            true
        );

		wp_register_script( 
            $this->plugin_name . '-comments-js', 
            plugin_dir_url( __FILE__ ) . 'js/comments.js', 
            [],
            $this->version, 
            true
        );


		wp_register_script( 
            $this->plugin_name . '-multiselect-js', 
            plugin_dir_url( __FILE__ ) . 'js/multiselect.js', 
            [],
            $this->version, 
            true
        );
	}

	
}