<?php
/**
 * Catalogue
 *
 * Creates a pricing list
 */
if( ! defined( 'ABSPATH' ) ) {  exit;  }    // Exit if accessed directly


if ( !class_exists( 'avia_sc_catalogue', false ) )
{
	class avia_sc_catalogue extends aviaShortcodeTemplate
	{
		/**
		 * @since 4.7.6.2
		 * @var string
		 */
		protected $html_lazy_loading;

		/**
		 *
		 * @since 4.8.8
		 * @var boolean
		 */
		protected $in_sc_exec;

		/**
		 *
		 * @since 4.5.5
		 * @param AviaBuilder $builder
		 */
		public function __construct( $builder )
		{
			$this->in_sc_exec = false;

			parent::__construct( $builder );
		}

		/**
		 * @since 4.5.5
		 */
		public function __destruct()
		{
			parent::__destruct();
		}


		/**
		 * Create the config array for the shortcode button
		 */
		protected function shortcode_insert_button()
		{
			$this->config['version']		= '1.0';
			$this->config['self_closing']	= 'no';
			$this->config['base_element']	= 'yes';

			$this->config['name']			= __( 'Catalogue', 'avia_framework' );
			$this->config['tab']			= __( 'Content Elements', 'avia_framework' );
			$this->config['icon']			= AviaBuilder::$path['iconsURL'] . 'sc-catalogue.svg';
			$this->config['order']			= 52;
			$this->config['target']			= 'avia-target-insert';
			$this->config['shortcode']		= 'av_catalogue';
			$this->config['shortcode_nested'] = array( 'av_catalogue_item' );
			//	the canvas names the item titles so one is told from the next - see editor_element_items()
			$this->config['alb_items']		= array( 'tag' => 'av_catalogue_item', 'attr' => 'title' );
			$this->config['tooltip']		= __( 'Creates a pricing list', 'avia_framework' );
			$this->config['preview']		= true;
			$this->config['disabling_allowed'] = true;
			$this->config['id_name']		= 'id';
			$this->config['id_show']		= 'yes';
			$this->config['alb_desc_id']	= 'alb_description';
			$this->config['name_item']		= __( 'Catalogue Item', 'avia_framework' );
			$this->config['tooltip_item']	= __( 'A Catalogue Element Item', 'avia_framework' );
		}


		protected function extra_assets()
		{
			$ver = Avia_Builder()->get_theme_version();
			$min_css = avia_minify_extension( 'css' );

			//load css
			wp_enqueue_style( 'avia-module-catalogue', AviaBuilder::$path['pluginUrlRoot'] . "avia-shortcodes/catalogue/catalogue{$min_css}.css", array( 'avia-layout' ), $ver );
		}

		/**
		 * Popup Elements
		 *
		 * If this function is defined in a child class the element automatically gets an edit button, that, when pressed
		 * opens a modal window that allows to edit the element properties
		 *
		 * @return void
		 */
		protected function popup_elements()
		{
			$this->elements = array(

				array(
						'type' 	=> 'tab_container',
						'nodescription' => true
					),

				array(
						'type' 	=> 'tab',
						'name'  => __( 'Content', 'avia_framework' ),
						'nodescription' => true
					),
						array(
								'type'			=> 'template',
								'template_id'	=> $this->popup_key( 'content_catalog' )
							),

				array(
						'type' 	=> 'tab_close',
						'nodescription' => true
					),

				array(
						'type' 	=> 'tab',
						'name'  => __( 'Styling', 'avia_framework' ),
						'nodescription' => true
					),

						array(
							'type'			=> 'template',
							'template_id'	=> 'toggle_container',
							'templates_include'	=> array(
													$this->popup_key( 'styling_spacing' )
												),
							'nodescription' => true
						),

				array(
						'type' 	=> 'tab_close',
						'nodescription' => true
					),

				array(
						'type' 	=> 'tab',
						'name'  => __( 'Advanced', 'avia_framework' ),
						'nodescription' => true
					),

					array(
							'type' 	=> 'toggle_container',
							'nodescription' => true
						),

						array(
								'type'			=> 'template',
								'template_id'	=> 'lazy_loading_toggle',
								'std'			=> 'enabled',
								'lockable'		=> true
							),

						array(
								'type'			=> 'template',
								'template_id'	=> 'screen_options_toggle',
								'lockable'		=> true
							),

						array(
								'type'			=> 'template',
								'template_id'	=> 'developer_options_toggle',
								'args'			=> array( 'sc' => $this )
							),

					array(
							'type' 	=> 'toggle_container_close',
							'nodescription' => true
						),

				array(
						'type' 	=> 'tab_close',
						'nodescription' => true
					),

				array(
						'type'			=> 'template',
						'template_id'	=> 'element_template_selection_tab',
						'args'			=> array( 'sc' => $this )
					),

				array(
						'type' 	=> 'tab_container_close',
						'nodescription' => true
					)

			);

		}

		/**
		 * Create and register templates for easier maintainance
		 *
		 * @since 4.6.4
		 */
		protected function register_dynamic_templates()
		{

			$this->register_modal_group_templates();

			/**
			 * Content Tab
			 * ===========
			 */

			$c = array(
						array(
							'name'			=> __( 'Add/Edit List items', 'avia_framework' ),
							'desc'			=> __( 'Here you can add, remove and edit the items of your item list.', 'avia_framework' ),
							'id'			=> 'content',
							'type'			=> 'modal_group',
							'modal_title'	=> __( 'Edit List Item', 'avia_framework' ),
							'std'			=> array(
													array(
														'title'	=> __( 'List Item 1', 'avia_framework' ),
														'price'	=> __( '€ 100,-', 'avia_framework' )
													),
													array(
														'title'	=> __( 'List Item 2', 'avia_framework' ),
														'price'	=> __( '€ 200,-', 'avia_framework' )
													),
													array(
														'title'	=> __( 'List Item 3', 'avia_framework' ),
														'price'	=> __( '€ 300,-', 'avia_framework' )
													)
												),
							'editable_item'	=> true,
							'lockable'		=> true,
							'tmpl_set_default'	=> false,
							'subelements'	=> $this->create_modal()
						)

				);


			AviaPopupTemplates()->register_dynamic_template( $this->popup_key( 'content_catalog' ), $c );

			/**
			 * Styling Tab
			 * ===========
			 */

			$c = array(
						array(
								'type'			=> 'template',
								'template_id'	=> 'margin_padding',
								'lockable'		=> true
						)

				);

			$template = array(
							array(
								'type'			=> 'template',
								'template_id'	=> 'toggle',
								'title'			=> __( 'Spacing', 'avia_framework' ),
								'content'		=> $c
							),
					);

			AviaPopupTemplates()->register_dynamic_template( $this->popup_key( 'styling_spacing' ), $c );

		}

		/**
		 * Creates the modal popup for a single entry
		 *
		 * @since 4.6.4
		 * @return array
		 */
		protected function create_modal()
		{
			$elements = array(

				array(
						'type' 	=> 'tab_container',
						'nodescription' => true
					),

				array(
						'type' 	=> 'tab',
						'name'  => __( 'Content', 'avia_framework' ),
						'nodescription' => true
					),

					array(
							'type'			=> 'template',
							'template_id'	=> $this->popup_key( 'modal_content_item' )
						),

				array(
						'type' 	=> 'tab_close',
						'nodescription' => true
					),

				array(
						'type' 	=> 'tab',
						'name'  => __( 'Advanced', 'avia_framework' ),
						'nodescription' => true
					),

					array(
							'type'			=> 'template',
							'template_id'	=> $this->popup_key( 'modal_advanced_link' )
						),

				array(
						'type' 	=> 'tab_close',
						'nodescription' => true
					),

				array(
						'type'			=> 'template',
						'template_id'	=> 'element_template_selection_tab',
						'args'			=> array(
												'sc'			=> $this,
												'modal_group'	=> true
											)
					),

				array(
						'type' 	=> 'tab_container_close',
						'nodescription' => true
					)

				);

			return $elements;
		}

		/**
		 * Register all templates for the modal group popup
		 *
		 * @since 4.6.4
		 */
		protected function register_modal_group_templates()
		{

			/**
			 * Content Tab
			 * ===========
			 */

			/**
			 * @used_by				avia_ACF::handler_avf_dynamic_dropdown_array()			10
			 * @since 6.0
			 * @param array $dynamic
			 * @param string $context
			 * @param avia_sc_catalogue $args
			 * @return array
			 */
			$dynamic = apply_filters( 'avf_dynamic_dropdown_array', [ 'wp_custom_field' ], 'avia_sc::input', $this );

			$c = array(
						array(
							'name'				=> __( 'List Item Title', 'avia_framework' ),
							'desc'				=> __( 'Enter the list item title here', 'avia_framework' ) ,
							'id'				=> 'title',
							'type'				=> 'input',
							'std'				=> 'List Title',
							'lockable'			=> true,
							'dynamic'			=> [],
							'tmpl_set_default'	=> false
						),

						array(
							'name'				=> __( 'List Item Description', 'avia_framework' ),
							'desc'				=> __( 'Enter the item description here', 'avia_framework' ) ,
							'id'				=> 'content',
							'type'				=> 'tiny_mce',
							'std'				=> __( 'Enter your description here', 'avia_framework' ),
							'lockable'			=> true,
							'dynamic'			=> [],
							'tmpl_set_default'	=> false
						),

						array(
							'name'				=> __( 'Pricing', 'avia_framework' ),
							'desc'				=> __( 'Enter the price for the item here. Eg: 34$, 55.5€, £12', 'avia_framework' ),
							'id'				=> 'price',
							'type'				=> 'input',
							'std'				=> '',
							'lockable'			=> true,
							'dynamic'			=> $dynamic,
							'tmpl_set_default'	=> false
						),

						array(
							'name'		=> __( 'Thumbnail Image','avia_framework' ),
							'desc'		=> __( 'Either upload a new, or choose an existing image from your media library','avia_framework' ),
							'id'		=> 'id',
							'type'		=> 'image',
							'fetch'		=> 'id',
							'title'		=> __( 'Change Image','avia_framework' ),
							'button'	=> __( 'Change Image','avia_framework' ),
							'std'		=> '',
							'lockable'	=> true
						),

						array(
							'type'			=> 'template',
							'template_id'	=> 'custom_field_image',
							'id'			=> 'id_dynamic',
							'lockable'		=> true
						),

						array(
							'name'		=> __( 'Disable Item?', 'avia_framework' ),
							'desc'		=> __( 'Temporarily disable and hide the item without deleting it, if its out of stock', 'avia_framework' ),
							'id'		=> 'disabled',
							'type'		=> 'checkbox',
							'std'		=> '',
							'lockable'	=> true
						),
				);

			AviaPopupTemplates()->register_dynamic_template( $this->popup_key( 'modal_content_item' ), $c );


			/**
			 * Content Tab
			 * ===========
			 */

			$c = array(

						array(
							'type'			=> 'template',
							'template_id'	=> 'linkpicker_toggle',
							'name'			=> __( 'Item Link?', 'avia_framework' ),
							'desc'			=> __( 'Where should your item link to?', 'avia_framework' ),
							'subtype'		=> array(
													__( 'No Link', 'avia_framework' )					=> '',
													__( 'Open bigger version of thumbnail image in lightbox (image needs to be set)', 'avia_framework' ) => 'lightbox',
													__( 'Set Manually', 'avia_framework' )				=> 'manually',
													__( 'Single Entry', 'avia_framework' )				=> 'single',
													__( 'Taxonomy Overview Page', 'avia_framework' )	=> 'taxonomy',
												),
							'target_id'		=> 'target',
							'lockable'		=> true,
							'no_toggle'		=> true,
							'title_attr'	=> true,
							'dynamic'		=> [ 'wp_custom_field' ],
							'dynamic_clear'	=> true
						)

				);

			AviaPopupTemplates()->register_dynamic_template( $this->popup_key( 'modal_advanced_link' ), $c );

		}


		/**
		 * Editor Sub Element - this function defines the visual appearance of an element that is displayed within a modal window and on click opens its own modal window
		 * Works in the same way as Editor Element
		 *
		 * @param array $params		holds the default values for $content and $args.
		 * @return array			usually holds an innerHtml key that holds item specific markup.
		 */
		public function editor_sub_element( $params )
		{
			$default = array();
			$locked = array();
			$attr = $params['args'];
			Avia_Element_Templates()->set_locked_attributes( $attr, $this, $this->config['shortcode_nested'][0], $default, $locked );

			$template = $this->update_template_lockable( 'title', __( 'Item', 'avia_framework' ) . ': {{title}}', $locked );

			$params['innerHtml']  = '';
			$params['innerHtml'] .= "<div class='avia_title_container' data-update_element_template='yes'>";
			$params['innerHtml'] .=		'<div ' . $this->class_by_arguments_lockable( 'disabled', $attr, $locked ) . '>';
			$params['innerHtml'] .=		"<span {$template}>" . __( 'Item', 'avia_framework' ) . ": {$attr['title']}</span></div>";
			$params['innerHtml'] .= '</div>';

			return $params;
		}

		/**
		 * Create custom stylings
		 *
		 * @since 4.8.4
		 * @param array $args
		 * @return array
		 */
		protected function get_element_styles( array $args )
		{
			$result = parent::get_element_styles( $args );

			extract( $result );

			$default = array(
							'lazy_loading'	=> 'enabled'
						);

			$default = $this->sync_sc_defaults_array( $default, 'no_modal_item', 'no_content' );

			$locked = array();
			Avia_Element_Templates()->set_locked_attributes( $atts, $this, $shortcodename, $default, $locked, $content );
			Avia_Element_Templates()->add_template_class( $meta, $atts, $default );

			$this->in_sc_exec = true;

			$atts = shortcode_atts( $default, $atts, $this->config['shortcode'] );

			$element_styling->create_callback_styles( $atts );

			$this->html_lazy_loading = $atts['lazy_loading'];

			$classes = array(
						'av-catalogue-container',
						$element_id
					);

			$element_styling->add_classes( 'container', $classes );
			$element_styling->add_classes_from_array( 'container', $meta, 'el_class' );
			$element_styling->add_responsive_classes( 'container', 'hide_element', $atts );

			$element_styling->add_responsive_styles( 'container-margin', 'margin', $atts, $this );
			$element_styling->add_responsive_styles( 'container', 'padding', $atts, $this );


			$selectors = array(
						'container'			=> ".av-catalogue-container.{$element_id}",
						'container-margin'	=> "#top .av-catalogue-container.{$element_id}",
					);

			$element_styling->add_selectors( $selectors );

			$result['default'] = $default;
			$result['atts'] = $atts;
			$result['content'] = $content;
			$result['element_styling'] = $element_styling;

			return $result;
		}

		/**
		 * Create custom stylings for items
		 *
		 * @since 4.8.4
		 * @param array $args
		 * @return array
		 */
		protected function get_element_styles_item( array $args )
		{
			$result = parent::get_element_styles_item( $args );

			/**
			 * Fixes a problem when 3-rd party plugins call nested shortcodes without executing main shortcode  (like YOAST in wpseo-filter-shortcodes)
			 */
			if( ! $this->in_sc_exec )
			{
				return $result;
			}

			extract( $result );

			$default = array(
						'title'		=> '',
						'price'		=> '',
						'link'		=> '',
						'target'	=> '',
						'disabled'	=> '',
						'id'		=> ''
				);

			$default = $this->sync_sc_defaults_array( $default, 'modal_item', 'no_content' );

			$locked = array();
			Avia_Element_Templates()->set_locked_attributes( $atts, $this, $shortcodename, $default, $locked, $content );

			$atts = shortcode_atts( $default, $atts, $this->config['shortcode_nested'][0] );

			Avia_Dynamic_Content()->read( $atts, $this, $this->config['shortcode_nested'][0], $content );

			if( ! empty( $atts['id_dynamic'] ) )
			{
				$atts['id'] = $atts['id_dynamic'];
			}

			$atts['link'] = Avia_Dynamic_Content()->check_link( $atts['link_dynamic'], $atts['link'] );


			$classes = array(
						'av-catalogue-item',
						$element_id
					);

			$element_styling->add_classes( 'container', $classes );

			$selectors = array(
						'container'	=> ".av-catalogue-container .av-catalogue-item.{$element_id}"
					);

			$element_styling->add_selectors( $selectors );

			$result['default'] = $default;
			$result['atts'] = $atts;
			$result['content'] = $content;
			$result['element_styling'] = $element_styling;

			return $result;
		}

		/**
		 * Frontend Shortcode Handler
		 *
		 * @param array $atts array of attributes
		 * @param string $content text within enclosing form of shortcode element
		 * @param string $shortcodename the shortcode found, when == callback name
		 * @return string $output returns the modified html string
		 */
		public function shortcode_handler( $atts, $content = '', $shortcodename = '', $meta = '' )
		{
			$result = $this->get_element_styles( compact( array( 'atts', 'content', 'shortcodename', 'meta' ) ) );

			extract( $result );
			extract( $atts );

			if( 'disabled' == $atts['img_scrset'] )
			{
				Av_Responsive_Images()->force_disable( 'disabled' );
			}

			$style_tag = $element_styling->get_style_tag( $element_id );
			$container_class = $element_styling->get_class_string( 'container' );

			$output	 = '';
			$output .= $style_tag;
			$output .=	"<div {$meta['custom_el_id']} class='{$container_class}'>";

			$output .=		"<ul class='av-catalogue-list'>";
			$output .=			ShortcodeHelper::avia_remove_autop( $content, true );
			$output .=		'</ul>';
			$output .=	'</div>';

			$html = Av_Responsive_Images()->make_content_images_responsive( $output );

			Av_Responsive_Images()->force_disable( 'reset' );

			return $html;
		}

		/**
		 *
		 * @param array $atts
		 * @param string $content
		 * @param string $shortcodename
		 * @return string
		 */
		public function av_catalogue_item( $atts, $content = '', $shortcodename = '' )
		{
			/**
			 * Fixes a problem when 3-rd party plugins call nested shortcodes without executing main shortcode  (like YOAST in wpseo-filter-shortcodes)
			 */
			if( ! $this->in_sc_exec )
			{
				return '';
			}

			$result = $this->get_element_styles_item( compact( array( 'atts', 'content', 'shortcodename' ) ) );

			extract( $result );
			extract( $atts );

			if( $disabled )
			{
				return '';
			}

			$item_markup = array( 'open' => 'div', 'close' => 'div' );
			$image = '';
			$blank = '';
			$title_attr_markup = '';

			if( $link )
			{
				if( $link == 'lightbox' && $id )
				{
					$link = AviaHelper::get_url( $link, $id, true );
				}
				else
				{
					$link = AviaHelper::get_url( $link );
					$blank = AviaHelper::get_link_target( $target );
					$title_attr_markup = AviaHelper::get_link_title_attr_markup( $title_attr );
				}

				$lightbox_attr = Av_Responsive_Images()->html_attr_image_src( $link, false );
				$item_markup = array( 'open' => "a {$lightbox_attr} {$blank}", 'close' => 'a' );
			}

			if( ! empty( $id ) )
			{
				/**
				 * Allows e.g. WPML to reroute to translated image
				 */
				$posts = get_posts( array(
										'include'			=> $id,
										'post_status'		=> 'inherit',
										'post_type'			=> 'attachment',
										'post_mime_type'	=> 'image',
										'order'				=> 'ASC',
										'orderby'			=> 'post__in' )
									);

				if( is_array( $posts ) && ! empty( $posts ) )
				{
					$attachment_entry = $posts[0];

					$alt = get_post_meta( $attachment_entry->ID, '_wp_attachment_image_alt', true );
					$alt = ! empty( $alt ) ? esc_attr( $alt ) : '';
					$img_title = trim( $attachment_entry->post_title ) ? esc_attr( $attachment_entry->post_title ) : '';
					$src = wp_get_attachment_image_src( $attachment_entry->ID, 'square' );
					$src = ! empty( $src[0] ) ? $src[0] : '';

					$image = "<img src='{$src}' title='{$img_title}' alt='{$alt}' class='av-catalogue-image' />";
					$image = Av_Responsive_Images()->prepare_single_image( $image, $attachment_entry->ID, $this->html_lazy_loading );
				}
			}

			$style_tag = $element_styling->get_style_tag( $element_id );
			$container_class = $element_styling->get_class_string( 'container' );

			$output  = '';
			$output .= $style_tag;
			$output .= '<li>';
			$output .=		"<{$item_markup['open']} class='{$container_class}' {$title_attr_markup}>";
			$output .=			$image;
			$output .=			'<div class="av-catalogue-item-inner">';
			$output .=				'<div class="av-catalogue-title-container">';
			$output .=					"<div class='av-catalogue-title'>{$title}</div>";
			$output .=					"<div class='av-catalogue-price'>{$price}</div>";
			$output .=				'</div>';
			$output .=				'<div class="av-catalogue-content">' . do_shortcode( $content ) . '</div>';
			$output .=			'</div>';
			$output .=		"</{$item_markup['close']}>";
			$output .= '</li>';

			return $output;
		}

	}
}
