<?php
/**
 * Class for the building ui-media elements.
 *
 * @package    Cherry_Framework
 * @subpackage Class
 * @author     Cherry Team <support@cherryframework.com>
 * @copyright  Copyright (c) 2012 - 2015, Cherry Team
 * @link       http://www.cherryframework.com/
 * @license    http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 */

// If this file is called directly, abort.
if ( !defined( 'WPINC' ) ) {
	die;
}

if ( ! class_exists( 'UI_Media' ) ) {
	class UI_Media {

		private $settings = array();
		private $defaults_settings = array(
			'id'					=> 'cherry-ui-media-id',
			'name'					=> 'cherry-ui-media-name',
			'value'					=> '',
			'multi_upload'			=> true,
			'library_type'			=> '', // image, video
			'upload_button_text'	=> 'Choose Media',
			'class'					=> '',
		);

		/**
		 * Constructor method for the UI_Media class.
		 *
		 * @since  4.0.0
		 */
		function __construct( $args = array() ) {

			$this->defaults_settings['id'] = 'cherry-ui-media-'.uniqid();
			$this->settings = wp_parse_args( $args, $this->defaults_settings );

			add_action( 'admin_enqueue_scripts', array( __CLASS__, 'enqueue_assets' ) );

			self::enqueue_assets();
		}

		/**
		 * Render html UI_Media.
		 *
		 * @since  4.0.0
		 */
		public function render() {
			$html = '';

			if ( $this->settings['value'] != '') {
				$this->settings['value'] = str_replace(' ', '', $this->settings['value']);
				$medias = explode(',', $this->settings['value']);
			}else{
				$this->settings['value'] = '';
				$medias = array();
			}

			$img_style = ! $this->settings['value'] ? 'style="display:none;"' : '' ;
				$html .= '<div class="cherry-ui-media-wrap">';
					$html .= '<div  class="cherry-upload-preview" >';
					$html .= '<div class="cherry-all-images-wrap">';
						if( is_array( $medias ) && !empty( $medias ) ){
							foreach ($medias as $medias_key => $medias_value) {
								$media_title = get_the_title( $medias_value );
								$mime_type = get_post_mime_type( $medias_value );
								$tmp = wp_get_attachment_metadata( $medias_value );
								$img_src = '';
								$thumb = '';

								switch ($mime_type) {
									case 'image/jpeg':
									case 'image/png':
									case 'image/gif':
										$img_src = wp_get_attachment_image_src( $medias_value, 'thumbnail' );
										$img_src = $img_src[0];
										$thumb = '<img  src="' . esc_html( $img_src ) . '" alt="">';
										break;
									case 'image/x-icon':
										$thumb = '<span class="dashicons dashicons-format-image"></span>';
										break;
									case 'video/mpeg':
									case 'video/mp4':
									case 'video/quicktime':
									case 'video/webm':
									case 'video/ogg':
											$thumb = '<span class="dashicons dashicons-format-video"></span>';
										break;
									case 'audio/mpeg':
									case 'audio/wav':
									case 'audio/ogg':
											$thumb = '<span class="dashicons dashicons-format-audio"></span>';
										break;
								}
								$html .= '<div class="cherry-image-wrap">';
									$html .= '<div class="inner">';
										$html .= '<div class="preview-holder"  data-id-attr="' . $medias_value . '">';
											$html .= '<div class="centered">';
												$html .= $thumb;
											$html .= '</div>';
										$html .= '</div>';
										$html .= '<span class="title">' . $media_title . '</span>';
										$html .= '<a class="cherry-remove-image" href="#" title=""><i class="dashicons dashicons-no"></i></a>';
									$html .= '</div>';
								$html .= '</div>';
							}
						}
					$html .= '</div>';
				$html .= '</div>';
				$html .= '<div class="cherry-element-wrap">';
					$html .= '<input type="hidden" id="' . $this->settings['id'] . '" class="cherry-upload-input" name="' . $this->settings['name'] . '" value="' . esc_html( $this->settings['value'] ) . '" >';
					$html .= '<input type="button" class="upload-button button-default_" value="' . $this->settings['upload_button_text'] . '" data-title="' . $this->settings['upload_button_text'] . '" data-multi-upload="' . $this->settings['multi_upload'] . '" data-library-type="' . $this->settings['library_type'] . '"/>';
					$html .= '<div class="clear"></div>';
				$html .= '</div>';
			$html .= '</div>';

			return $html;
		}

		/**
		 * Get current file URL
		 *
		 * @since  4.0.0
		 */
		public static function get_current_file_url() {
			$assets_url = dirname( __FILE__ );
			$site_url = site_url();
			$assets_url = str_replace( untrailingslashit( ABSPATH ), $site_url, $assets_url );
			$assets_url = str_replace( '\\', '/', $assets_url );

			return $assets_url;
		}

		/**
		 * Enqueue javascript and stylesheet UI_Media
		 *
		 * @since  4.0.0
		 */
		public static function enqueue_assets(){
			wp_enqueue_media();

			wp_enqueue_script(
				'ui-media.min',
				self::get_current_file_url() . '/assets/min/ui-media.min.js',
				array( 'jquery', 'jquery-ui-sortable' ),
				'1.0.0',
				true
			);

			wp_enqueue_style(
				'ui-media',
				self::get_current_file_url() . '/assets/ui-media.css',
				array(),
				'1.0.0',
				'all'
			);
		}
	}
}