<?php

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

/**
 * RT List Page Widget.
 *
 * Show list pages.
 *
 * @author   NamNCN
 * @category Widgets
 * @package  RTCORE/Widgets
 * @version  1.0.0
 * @extends  RT_Widget
 */
class RT_List_Page_Widget extends RT_Widget {

    /**
     * Constructor.
     */
    public function __construct() {
        $this->widget_cssclass    = 'rt_list_page_widget';
        $this->widget_description = esc_html__( "Hiển thị các trang.", 'raothue' );
        $this->widget_id          = 'rt_list_page_widget';
        $this->widget_name        = esc_html__( 'RT: Danh sách Trang', 'raothue' );
        $this->settings           = array(
            'title'  => array(
                'type'  => 'text',
                'label' => esc_html__( 'Tiêu đề', 'raothue' ),
                'std'   => esc_html__( 'Danh sách Trang', 'raothue' ),
            ),
            'number' => array(
                'type'   => 'text',
                'std'    => 1,
                'label'  => esc_html__( 'Số trang muốn hiển thị:', 'raothue' ),
                'desc'   => esc_html__( 'Điền -1 để hiển thị tất cả bài viết', 'raothue' ),
            ),
            'include' => array(
                'type'  => 'text',
                'std'   => '',
                'label' => esc_html__( 'Chọn trang muốn hiển thị', 'raothue' ),
            ),
        );

        parent::__construct();
    }

    /**
     * Output widget.
     *
     * @see WP_Widget
     *
     * @param array $args
     * @param array $instance
     */
    public function widget( $args, $instance ) {

        // extract( $instance ); Don't extract variable $args, $instance cuz its not work when selective refresh.
        $defaults = array(
            'number'         => 1,
            'include'            => '',
        );

        $instance = wp_parse_args( $instance, $defaults );

        var_dump( $instance['include'] );

        $post_args = array(
            'post_type' => 'page',
            'posts_per_page'       => $instance['number'],
            'ignore_sticky_posts'  => true,
            'post__in' => array( $instance['include'] ),
        );

        $post_query = new WP_Query( $post_args );

        $this->widget_start( $args, $instance );

        if ( $title = apply_filters( 'widget_title', empty( $instance['title'] ) ? '' : $instance['title'], $instance, $this->id_base ) ) {

            echo $args['before_title'] . $title . $args['after_title'];

        }

        if ( $post_query->have_posts() ) : ?>

            <div class="rt__list_page clearfix">

            <?php while ( $post_query->have_posts() ) : $post_query->the_post(); ?>

                <div class="list_item">

                    <?php if ( has_post_thumbnail() ) : ?>

                    <div class="list_item-thumbnail">

                        <a href="<?php the_permalink(); ?>">
                            <?php the_post_thumbnail( 'medium' ); ?>
                        </a>

                    </div>

                    <?php endif; ?>

                    <div class="list_item-details">

                        <?php the_title( '<a href="' . get_the_permalink() . '">', '</a>' ); ?>

                    </div><!-- .list_item-details -->

                </div><!-- .list_item -->

            <?php endwhile; ?>

            </div><!-- .list__items -->

            <?php wp_reset_postdata();
        endif;

        $this->widget_end( $args );
    }
}