<?php

namespace The7\Mods\Compatibility\Elementor\Widgets;

use Elementor\Controls_Manager;
use Elementor\Core\Base\Document;
use Elementor\Plugin as Elementor;
use ElementorPro\Modules\LoopBuilder\Documents\Loop as LoopDocument;
use ElementorPro\Modules\LoopBuilder\Files\Css\Loop_Dynamic_CSS;
use ElementorPro\Modules\QueryControl\Controls\Template_Query;
use ElementorPro\Modules\QueryControl\Module as QueryControlModule;
use The7\Mods\Compatibility\Elementor\Widget_Templates\Pagination;
use The7_Categorization_Request;
use The7_Query_Builder;
use The7_Related_Query_Builder;
use The7\Mods\Compatibility\Elementor\Widget_Templates\Woocommerce\Products_Query as Query;
use The7\Mods\Compatibility\Elementor\Shortcode_Adapters\Query_Adapters\Products_Query;

class Slider_Loop extends Slider {

	const WIDGET_NAME = 'the7-slider-loop';

	const AUTOPLAY_DEFAULT = 'no';
	const SLIDES_PER_VIEW_DEFAULT = '3';

	protected $_has_template_content = false;

	/**
	 * @var \WP_Query
	 */
	private $_query = null;

	/**
	 * @return string
	 */
	public function get_name() {
		return self::WIDGET_NAME;
	}

	public function render() {
		$settings = $this->get_settings_for_display();
		if ( ! empty( $settings['template_id'] ) ) {
			$this->_query = $this->query_posts();
			$this->add_render_attribute( 'elementor_swiper_container', 'class', [
				'elementor-loop-container',
				'elementor-grid',
			] );
		}
		parent::render();
	}

	protected function query_posts() {
		$settings = $this->get_settings_for_display();
		$post_type = $settings['post_type'];

		if ( $post_type === 'current_query' ) {
			return static::get_current_query( $settings );
		}

		if ( $this->is_product_template() ) {
			// Loop query.
			$query_builder = new Products_Query( $settings, 'query_' );

			$query_builder->add_pre_query_hooks();
			$query_args = $query_builder->parse_query_args();
			$query_args['paged'] = $this->template( Pagination::class )->get_paged();
			$query_args['posts_per_page'] = $settings['dis_posts_total'];
			$query = new \WP_Query( $query_args );

			$query_builder->remove_pre_query_hooks();

			return $query;
		}

		$taxonomy = $settings['taxonomy'];
		$terms = $settings['terms'];

		// Loop query.
		$query_args = [
			'posts_offset'   => $settings['posts_offset'],
			'post_type'      => $post_type,
			'order'          => $settings['order'],
			'orderby'        => $settings['orderby'],
			'posts_per_page' => $settings['dis_posts_total'],
		];

		if ( $post_type === 'related' ) {
			$query_builder = new The7_Related_Query_Builder( $query_args );
		} else {
			$query_builder = new The7_Query_Builder( $query_args );
		}

		$query_builder->from_terms( $taxonomy, $terms );

		$request = new The7_Categorization_Request();
		if ( $request->taxonomy && $request->not_empty() ) {
			$query_builder->with_categorizaition( $request );
		}

		return $query_builder->query();
	}

	protected function add_content_controls() {
		//'section_layout' name is important for createTemplate js function
		$this->start_controls_section( 'section_layout', [
			'label' => esc_html__( 'Loop Template', 'the7mk2' ),
			'tab'   => Controls_Manager::TAB_CONTENT,
		] );
		$this->add_control( 'slider_wrap_helper', [
			'type'         => Controls_Manager::HIDDEN,
			'default'      => 'elementor-widget-the7-slider-common owl-carousel elementor-widget-loop-the7-slider',
			'prefix_class' => '',
		] );

		$this->add_slide_content_controls();
		$this->add_slider_height_controls();

		$this->end_controls_section();
	}

	protected function add_slide_content_controls() {
		//we should use _skin contoll in order to use inline editing (in this case we use only '_skin' controll to emulate skin usage).
		//The skin name should be 'post'
		$this->add_control( '_skin', [
			'label'   => esc_html__( 'Skin', 'elementor' ),
			'type'    => Controls_Manager::HIDDEN,
			'default' => 'post',
		] );

		$this->add_control( 'template_type', [
			'label'   => esc_html__( 'Choose Template Type', 'the7mk2' ),
			'type'    => Controls_Manager::SELECT,
			'default' => 'posts',
			'options' => [
				'posts'    => esc_html__( 'Posts', 'the7mk2' ),
				'products' => esc_html__( 'Products', 'the7mk2' ),
			],
		] );

		$this->add_control( 'template_id', [
			'label'              => esc_html__( 'Choose Loop Template', 'the7mk2' ),
			'type'               => Template_Query::CONTROL_ID,
			'label_block'        => true,
			'autocomplete'       => [
				'object' => QueryControlModule::QUERY_OBJECT_LIBRARY_TEMPLATE,
				'query'  => [
					'post_status' => Document::STATUS_PUBLISH,
					'meta_query'  => [
						[
							'key'     => Document::TYPE_META_KEY,
							'value'   => LoopDocument::get_type(),
							'compare' => 'IN',
						],
					],
				],
			],
			'actions'            => [
				'new'  => [
					'visible'         => true,
					'document_config' => [
						'type' => LoopDocument::get_type(),
					],
				],
				'edit' => [
					'visible' => true,
				],
			],
			'frontend_available' => true,
		] );
	}

	protected function add_slider_height_controls() {

		$this->add_control( 'equal_height', [
			'label'     => esc_html__( 'Equal height', 'the7mk2' ),
			'type'      => Controls_Manager::SWITCHER,
			'label_off' => esc_html__( 'Off', 'the7mk2' ),
			'label_on'  => esc_html__( 'On', 'the7mk2' ),
			'default'   => 'yes',
			'condition' => [
				'dis_posts_total!' => 1,
				'template_id!'     => '',
			],
			'selectors' => [
				'{{WRAPPER}} .e-loop-item > .elementor-section,
					 {{WRAPPER}} .e-loop-item > .elementor-section > .elementor-container,
					 {{WRAPPER}} .e-loop-item > .e-con,
					 {{WRAPPER}} .e-loop-item .elementor-section-wrap  > .e-con, 
                     {{WRAPPER}} .the7-swiper-slide' => 'height: 100%',
			],
		] );
	}

	protected function get_initial_config() {
		$config = parent::get_initial_config();

		$config['is_loop'] = true;
		$config['edit_handle_selector'] = '.elementor-widget-container';

		return $config;
	}

	/**
	 * @return string|void
	 */
	protected function the7_title() {
		return esc_html__( 'Loop Slider', 'the7mk2' );
	}

	/**
	 * @return string[]
	 */
	protected function the7_keywords() {
		return [ 'slides', 'carousel', 'image', 'slider', 'loop', 'custom post type', 'carousel' ];
	}

	/**
	 * this section only for loop skin
	 * @return void
	 */
	protected function add_query_content_controls() {
		$this->add_posts_query_content_controls();
		$this->add_products_query_content_controls();
	}

	/**
	 * @return void
	 */
	protected function add_posts_query_content_controls() {
		/**
		 * Must have section_id = query_section to work properly.
		 * @see elements-widget-settings.js:onEditSettings()
		 */
		$this->start_controls_section( 'query_section', [
			'label'     => esc_html__( 'Query', 'the7mk2' ),
			'tab'       => Controls_Manager::TAB_CONTENT,
			'condition' => [
				'template_type' => [ 'posts' ],
			],
		] );

		$this->add_control( 'post_type', [
			'label'   => esc_html__( 'Source', 'the7mk2' ),
			'type'    => Controls_Manager::SELECT2,
			'default' => 'post',
			'options' => the7_elementor_elements_widget_post_types() + [ 'related' => esc_html__( 'Related', 'the7mk2' ) ],
			'classes' => 'select2-medium-width',
		] );

		$this->add_control( 'taxonomy', [
			'label'     => esc_html__( 'Select Taxonomy', 'the7mk2' ),
			'type'      => Controls_Manager::SELECT,
			'default'   => 'category',
			'options'   => [],
			'classes'   => 'select2-medium-width',
			'condition' => [
				'post_type!' => [ '', 'current_query' ],
			],
		] );

		$this->add_control( 'terms', [
			'label'     => esc_html__( 'Select Terms', 'the7mk2' ),
			'type'      => Controls_Manager::SELECT2,
			'default'   => '',
			'multiple'  => true,
			'options'   => [],
			'classes'   => 'select2-medium-width',
			'condition' => [
				'taxonomy!'  => '',
				'post_type!' => [ 'current_query', 'related' ],
			],
		] );

		$this->add_control( 'order', [
			'label'     => esc_html__( 'Order', 'the7mk2' ),
			'type'      => Controls_Manager::SELECT,
			'default'   => 'desc',
			'options'   => [
				'asc'  => esc_html__( 'Ascending', 'the7mk2' ),
				'desc' => esc_html__( 'Descending', 'the7mk2' ),
			],
			'condition' => [
				'post_type!' => 'current_query',
			],
		] );

		$this->add_control( 'orderby', [
			'label'     => esc_html__( 'Order By', 'the7mk2' ),
			'type'      => Controls_Manager::SELECT,
			'default'   => 'date',
			'options'   => [
				'date'          => esc_html__( 'Date', 'the7mk2' ),
				'title'         => esc_html__( 'Name', 'the7mk2' ),
				'ID'            => esc_html__( 'ID', 'the7mk2' ),
				'modified'      => esc_html__( 'Modified', 'the7mk2' ),
				'comment_count' => esc_html__( 'Comment count', 'the7mk2' ),
				'menu_order'    => esc_html__( 'Menu order', 'the7mk2' ),
				'rand'          => esc_html__( 'Rand', 'the7mk2' ),
			],
			'condition' => [
				'post_type!' => 'current_query',
			],
		] );


		$this->add_control( 'dis_posts_total', [
			'label'       => esc_html__( 'Total Number Of Posts', 'the7mk2' ),
			'description' => esc_html__( 'Leave empty to display all posts.', 'the7mk2' ),
			'type'        => Controls_Manager::NUMBER,
			'default'     => '12',
			'condition'   => [
				'post_type!' => 'current_query',
			],
		] );

		$this->add_control( 'posts_offset', [
			'label'       => esc_html__( 'Posts Offset', 'the7mk2' ),
			'description' => esc_html__( 'Offset for posts query (i.e. 2 means, posts will be displayed starting from the third post).', 'the7mk2' ),
			'type'        => Controls_Manager::NUMBER,
			'default'     => 0,
			'min'         => 0,
			'condition'   => [
				'post_type!' => 'current_query',
			],
		] );

		$this->end_controls_section();
	}

	/**
	 * @return void
	 */
	protected function add_products_query_content_controls() {
		$this->start_controls_section( 'product_query_section', [
			'label'     => esc_html__( 'Query', 'the7mk2' ),
			'tab'       => Controls_Manager::TAB_CONTENT,
			'condition' => [
				'template_type' => [ 'products' ],
			],
		] );

		$this->template( Query::class )->add_query_group_control();

		$this->end_controls_section();
	}

	protected function render_slides() {
		/** @var \WP_Query $query */
		$query = $this->get_query();

		if ( ! $query->found_posts ) {
			return;
		}

		$this->add_render_attribute( 'swiper_slide_inner_wrapper', 'class', 'the7-swiper-slide-inner' );
		// It's the global `wp_query` it self. and the loop was started from the theme.
		if ( $query->in_the_loop ) {
			$this->current_permalink = get_permalink();
			$this->render_post();
		} else {
			$is_product_template = $this->is_product_template();

			while ( $query->have_posts() ) {
				$query->the_post();

				if ( $is_product_template ) {
					// Start loop.
					global $product;
					$product = wc_get_product( get_the_ID() );
				}

				$this->current_permalink = get_permalink();
				$this->render_post();
			}
		}

		wp_reset_postdata();
	}

	public function get_query() {
		return $this->_query;
	}

	/**
	 * Render Post
	 * Uses the chosen custom template to render Loop posts.
	 */
	protected function render_post() {
		$settings = $this->get_settings_for_display();
		$loop_item_id = get_the_ID();

		$template_id_key = 'template_id';

		/** @var LoopDocument $document */
		$document = \Elementor\Plugin::$instance->documents->get( $settings[ $template_id_key ] );

		// Bail if document is not an instance of LoopDocument.
		if ( ! $document instanceof LoopDocument ) {
			return;
		}

		$this->remove_render_attribute( 'swiper_slide_wrapper' );
		$this->add_render_attribute( 'swiper_slide_wrapper', 'class', [
			'post-id-' . $loop_item_id,
			'the7-swiper-slide',
		] );

		?>
        <div <?php echo $this->get_render_attribute_string( 'swiper_slide_wrapper' ); ?>>
            <div <?php echo $this->get_render_attribute_string( 'swiper_slide_inner_wrapper' ); ?>>
				<?php
				$this->print_dynamic_css( $loop_item_id, $settings[ $template_id_key ] );

				$this->before_skin_render();
				$document->print_content();
				$this->after_skin_render();
				?>
            </div>
        </div>
		<?php
	}

	protected function print_dynamic_css( $post_id, $post_id_for_data ) {
		$document = Elementor::instance()->documents->get_doc_for_frontend( $post_id_for_data );

		if ( ! $document ) {
			return;
		}

		Elementor::instance()->documents->switch_to_document( $document );

		$css_file = Loop_Dynamic_CSS::create( $post_id, $post_id_for_data );
		$post_css = $css_file->get_content();

		if ( empty( $post_css ) ) {
			return;
		}
		$css = str_replace( '.elementor-' . $post_id, '.e-loop-item-' . $post_id, $post_css );
		$css = sprintf( '<style id="%s">%s</style>', 'loop-dynamic-' . $post_id_for_data, $css );

		echo $css; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped

		Elementor::instance()->documents->restore_document();
	}

	public function before_skin_render() {
		add_filter( 'elementor/document/wrapper_attributes', [ $this, 'add_swiper_slide_class_to_loop_item' ], 10, 2 );
	}

	public function after_skin_render() {
		remove_filter( 'elementor/document/wrapper_attributes', [ $this, 'add_swiper_slide_class_to_loop_item' ] );
	}

	public function add_swiper_slide_class_to_loop_item( $attributes, $document ) {
		if ( LoopDocument::DOCUMENT_TYPE === $document::get_type() ) {
			$attributes['class'] .= ' the7-slide-content';
		}

		return $attributes;
	}

	protected function get_slides_count() {
		$settings = $this->get_settings_for_display();
		if ( empty( $settings['template_id'] ) ) {
			return 0;
		}

		return $this->get_query()->post_count;
	}

	/**
	 * @return bool
	 */
	protected function is_product_template() {
		return $this->get_settings_for_display( 'template_type' ) === 'products';
	}
}
