<?php

if ( ! defined( 'ABSPATH' ) ) {
	die( 'Access denied.' );
}

if ( ! class_exists( 'My_Home_Carousel_Post_Shortcode' ) ) :

	class My_Home_Carousel_Post_Shortcode {

		/**
		 * settings
		 *
		 * Prepare settings for Visual Composer element
		 */
		public static function settings() {
			$categories_vc = array(
				esc_html__( 'Any', 'myhome-core' ) => 0
			);
			$categories    = get_categories(
				array(
					'orderby' => 'name',
					'order'   => 'ASC'
				)
			);

			foreach ( $categories as $category ) {
				$categories_vc[$category->name] = $category->term_id;
			}

			return array(
				'name'     => esc_html__( 'Post Carousel', 'myhome-core' ),
				'base'     => 'mh_carousel_post',
				'icon'     => plugins_url( 'myhome-core/public/img/vc-icon.png' ),
				'category' => esc_html__( 'MyHome', 'myhome-core' ),
				'params'   => array(
					// Category
					array(
						'group'      => esc_html__( 'General', 'myhome-core' ),
						'type'       => 'dropdown',
						'heading'    => esc_html__( 'Category', 'myhome-core' ),
						'param_name' => 'posts_category',
						'value'      => $categories_vc
					),
					// Visible
					array(
						'group'      => esc_html__( 'General', 'myhome-core' ),
						'type'       => 'dropdown',
						'heading'    => esc_html__( 'Max Visible', 'myhome-core' ),
						'param_name' => 'owl_visible',
						'value'      => array(
							esc_html__( 'Default - 3', 'myhome-core' ) => 'owl-carousel--visible-3',
							esc_html__( '1 ', 'myhome-core' )          => 'owl-carousel--visible-1',
							esc_html__( '2 ', 'myhome-core' )          => 'owl-carousel--visible-2',
							esc_html__( '3 ', 'myhome-core' )          => 'owl-carousel--visible-3',
							esc_html__( '4 ', 'myhome-core' )          => 'owl-carousel--visible-4',
							esc_html__( '5 ', 'myhome-core' )          => 'owl-carousel--visible-5',
						),
					),
					// Posts limit
					array(
						'group'      => esc_html__( 'General', 'myhome-core' ),
						'type'       => 'textfield',
						'heading'    => esc_html__( 'Posts limit', 'myhome-core' ),
						'param_name' => 'posts_limit',
						'value'      => 5
					),
					// Read more
					array(
						'group'      => esc_html__( 'General', 'myhome-core' ),
						'type'       => 'textfield',
						'heading'    => esc_html__( 'Read more text', 'myhome-core' ),
						'param_name' => 'read_more_text',
						'value'      => esc_html__( 'Read more', 'myhome-core' )
					),
					// Style
					array(
						'group'      => esc_html__( 'General', 'myhome-core' ),
						'type'       => 'dropdown',
						'heading'    => esc_html__( 'Style', 'myhome-core' ),
						'param_name' => 'posts_style',
						'value'      => array(
							esc_html__( 'Default', 'myhome-core' )          => '',
							esc_html__( 'White Background', 'myhome-core' ) => 'mh-post-grid--white',
							esc_html__( 'Dark Background', 'myhome-core' )  => 'mh-post-grid--dark',
						),
					),
					// Dots
					array(
						'group'      => esc_html__( 'General', 'myhome-core' ),
						'type'       => 'dropdown',
						'heading'    => esc_html__( 'Dots', 'myhome-core' ),
						'param_name' => 'owl_dots',
						'value'      => array(
							esc_html__( 'Yes', 'myhome-core' ) => '',
							esc_html__( 'No', 'myhome-core' )  => 'owl-carousel--no-dots',
						),
					),
					// Auto play
					array(
						'group'       => esc_html__( 'General', 'myhome-core' ),
						'type'        => 'checkbox',
						'heading'     => esc_html__( 'Auto play', 'myhome-core' ),
						'param_name'  => 'owl_auto_play',
						'value'       => 'true',
						'std'         => 'true',
						'save_always' => true
					)
				)
			);
		}

		/**
		 * init
		 *
		 * Generate shortcode output base on provided options
		 */
		public function init( $opts ) {
			$atts = array(
				'posts_style'    => '',
				'posts_limit'    => 5,
				'posts_category' => '',
				'read_more_text' => esc_html__( 'Read more', 'myhome-core' ),
				'owl_visible'    => 'owl-carousel--visible-3',
				'owl_dots'       => ''
			);
			if ( function_exists( 'vc_map_get_attributes' ) ) {
				$atts = array_merge( $atts, vc_map_get_attributes( 'mh_carousel_post', $opts ) );
			}

			$args           = array(
				'ignore_sticky_posts' => true,
				'posts_per_page'      => intval( $atts['posts_limit'] ),
			);
			$posts_category = intval( $atts['posts_category'] );
			if ( $posts_category ) {
				$args['category'] = $posts_category;
			}

			if ( ! empty( My_Home_Core()->lang ) ) {
				$args['suppress_filters'] = 0;
			}

			$carousel_posts = get_posts( $args );
			$class          = $atts['owl_visible'] . ' ' . $atts['owl_dots'];
			if ( $atts['owl_auto_play'] != 'true' ) {
				$class .= ' owl-carousel--no-auto-play';
			}
			ob_start();

			global $post;
			?>
			<div class="owl-carousel <?php echo esc_attr( $class ); ?>">
				<?php foreach ( $carousel_posts as $post ) : setup_postdata( $post ); ?>
					<article
						<?php post_class(
							'mh-post-grid mh-post-grid--img-absolute '
							. $atts['posts_style']
						); ?>>
						<a href="<?php the_permalink(); ?>"
						   title="<?php the_title_attribute(); ?>"
						   class="mh-post-grid__thumbnail">
							<?php if ( has_post_thumbnail() ) : ?>
								<span class="mh-thumbnail__inner ">
								<?php My_Home_Image::the_image( get_post_thumbnail_id(), 'standard', get_the_title() ); ?>
							</span>
								<span class="mh-caption">
								<span class="mh-caption__inner"><?php echo esc_html( get_the_date( 'j F Y' ) ); ?></span>
							</span>
							<?php endif; ?>
						</a>
						<div class="mh-post-grid__inner">
							<h3 class="mh-post-grid__heading">
								<a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>">
									<?php echo esc_html( get_the_title() ); ?>
								</a>
							</h3>
							<div class="mh-post-grid__excerpt">
								<?php echo esc_html( wp_trim_words( get_the_excerpt(), 35, '...' ) ); ?>
							</div>
							<div class="mh-post-grid__btn-wrapper">
								<a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>"
								   class="mdl-button mdl-js-button mdl-button--raised mdl-js-ripple-effect mdl-button--primary-ghost">
									<?php echo esc_html( $atts['read_more_text'] ); ?>
								</a>
							</div>
						</div>
					</article>
				<?php endforeach; ?>
			</div>
			<?php
			wp_reset_postdata();

			return ob_get_clean();
		}

	}

endif;