<?php
/**
 * Implementation of featured content.
 *
 * @package Classifyed
 */

// Add featured content to the theme.
add_action( 'classifyed_action_before_content', 'classifyed_add_featured_content', 6 );

// Featured content details.
add_filter( 'classifyed_filter_featured_content_details', 'classifyed_get_featured_content_details' );

if ( ! function_exists( 'classifyed_get_featured_content_details' ) ) :
	/**
	 * Featured content details.
	 *
	 * @since 1.0.0
	 *
	 * @param array $input Featured content details.
	 */
	function classifyed_get_featured_content_details( $input ) {

		$featured_content_type   = classifyed_get_option( 'featured_content_type' );
		$featured_content_number = classifyed_get_option( 'featured_content_number' );
		$featured_content_excerpt_length = classifyed_get_option( 'featured_content_excerpt_length' );

		switch ( $featured_content_type ) {

			case 'featured-page':

				$ids = array();

				for ( $i = 1; $i <= $featured_content_number ; $i++ ) {
					$id = classifyed_get_option( 'featured_content_page_' . $i );
					if ( ! empty( $id ) ) {
						$ids[] = absint( $id );
					}
				}
				// Bail if no valid pages are selected.
				if ( empty( $ids ) ) {
					return $input;
				}

				$qargs = array(
					'posts_per_page' => esc_attr( $featured_content_number ),
					'no_found_rows'  => true,
					'orderby'        => 'post__in',
					'post_type'      => 'page',
					'post__in'       => $ids,
				);

				// Fetch posts.
				$all_posts = get_posts( $qargs );
				$contents = array();

				if ( ! empty( $all_posts ) ) {

					$cnt = 0;
					foreach ( $all_posts as $key => $post ) {

							$image_array = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'classifyed-thumb' );
							$contents[ $cnt ]['images']  = $image_array;
							$contents[ $cnt ]['title']   = esc_html( $post->post_title );
							$contents[ $cnt ]['url']     = esc_url( get_permalink( $post->ID ) );
							$contents[ $cnt ]['excerpt'] = classifyed_the_excerpt( apply_filters( 'classifyed_filter_featured_content_excerpt_length', absint( $featured_content_excerpt_length ) ), $post );

							$cnt++;
					}
				}
				if ( ! empty( $contents ) ) {
					$input = $contents;
				}
				break;

			case 'demo-content':
				$demo_contents = array();

				for( $i = 1; $i <= $featured_content_number ; $i++ ) {

					$item = array();
					$item['title']   = __( 'Featured Content', 'classifyed' ) . ' ' . $i;
					$item['excerpt'] = __( 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Etiam quis metus scelerisque, faucibus risus eu, luctus est. Vestibulum ante ipsum primis in faucibus orci luctus et ultrices posuere cubilia Curae; Suspendisse ultricies nunc porttitor, rutrum libero quis, gravida odio. Donec tempus dui nec nisi fringilla, vitae efficitur risus cursus. Nam ultricies congue quam, non pellentesque ipsum mollis vel.', 'classifyed' );
					$item['url']     = esc_url( home_url( '/' ) );
					$item['images']  = array();
					$demo_contents[] = $item;
				}
				$input = $demo_contents;
				break;

			default:
				break;
		}
		return $input;

	}
endif;

if ( ! function_exists( 'classifyed_add_featured_content' ) ) :

	/**
	 * Add featured content.
	 *
	 * @since 1.0.0
	 */
	function classifyed_add_featured_content() {

		$flag_apply_featured_content = apply_filters( 'classifyed_filter_featured_content_status', true );
		if ( true !== $flag_apply_featured_content ) {
			return false;
		}

		$content_details = array();
		$content_details = apply_filters( 'classifyed_filter_featured_content_details', $content_details );

		if ( empty( $content_details ) ) {
			return;
		}
		// Render content now.
		classifyed_render_featured_content( $content_details );

	}

endif;

if ( ! function_exists( 'classifyed_render_featured_content' ) ) :
	/**
	 * Render featured content.
	 *
	 * @since 1.0.0
	 *
	 * @param array $content_details Details of featured content.
	 */
	function classifyed_render_featured_content( $content_details = array() ) {

		if ( empty( $content_details ) ) {
			return;
		}
		$featured_content_column = classifyed_get_option( 'featured_content_column' );
		?>
		<div id="featured-content">
			<div class="container">
				<div class="inner-wrapper featured-content-column-<?php echo absint( $featured_content_column ); ?>">
				<?php foreach ($content_details as $content ): ?>
					<article>
						<header class="entry-header">
							<h2 class="entry-title">
							<?php if ( ! empty( $content['url'] ) ) : ?>
								<a href="<?php echo esc_url( $content['url'] ); ?>"><?php echo esc_attr( $content['title'] ); ?></a>
							<?php else : ?>
								<?php echo esc_attr( $content['title'] ); ?>
							<?php endif; ?>
							</h2>
						</header>
						<?php if ( ! empty( $content['images'] ) ) : ?>
							<img src="<?php echo esc_url( $content['images'][0]); ?>" alt="<?php echo esc_attr( $content['title'] ); ?>" width="<?php echo esc_attr( $content['images'][1]); ?>" height="<?php echo esc_attr( $content['images'][2]); ?>" />
						<?php endif ?>
						<div class="entry-content">
							<p><?php echo $content['excerpt']; ?></p>
						</div>
					</article>
				<?php endforeach ?>
				</div>
			</div>
		</div>

		<?php

	}

endif;

// Check slider status.
add_filter( 'classifyed_filter_featured_content_status', 'classifyed_check_featured_content_status' );

/**
 * Check status of featured content.
 *
 * @since 1.0.0
 */
if( ! function_exists( 'classifyed_check_featured_content_status' ) ):

  function classifyed_check_featured_content_status( $input ){

    global $post, $wp_query;

    // Featured content status.
    $featured_content_status = classifyed_get_option( 'featured_content_status' );

    // Get Page ID outside Loop.
    $page_id = $wp_query->get_queried_object_id();

    // Front page displays in Reading Settings.
    $page_on_front  = get_option( 'page_on_front' );
    $page_for_posts = get_option( 'page_for_posts' );

    if ( 'entire-site' === $featured_content_status || ( is_front_page() && 'home-page' === $featured_content_status ) ){
      $input = true;
    }
    else{
      $input = false;
    }
    return $input;

  }

endif;