<?php
namespace Elementor;

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly.
}

use Elementor\Core\Kits\Documents\Tabs\Global_Colors;
use Elementor\Core\Kits\Documents\Tabs\Global_Typography;

/**
 * Elementor accordion widget.
 *
 * Elementor widget that displays a collapsible display of content in an
 * accordion style, showing only one item at a time.
 *
 * @since 1.0.0
 */
class Widget_Accordion extends Widget_Base {

	/**
	 * Get widget name.
	 *
	 * Retrieve accordion widget name.
	 *
	 * @since 1.0.0
	 * @access public
	 *
	 * @return string Widget name.
	 */
	public function get_name() {
		return 'accordion';
	}

	/**
	 * Get widget title.
	 *
	 * Retrieve accordion widget title.
	 *
	 * @since 1.0.0
	 * @access public
	 *
	 * @return string Widget title.
	 */
	public function get_title() {
		return esc_html__( 'Accordion', 'elementor' );
	}

	/**
	 * Get widget icon.
	 *
	 * Retrieve accordion widget icon.
	 *
	 * @since 1.0.0
	 * @access public
	 *
	 * @return string Widget icon.
	 */
	public function get_icon() {
		return 'eicon-accordion';
	}

	/**
	 * Get widget keywords.
	 *
	 * Retrieve the list of keywords the widget belongs to.
	 *
	 * @since 2.1.0
	 * @access public
	 *
	 * @return array Widget keywords.
	 */
	public function get_keywords() {
		return [ 'accordion', 'tabs', 'toggle' ];
	}

	protected function is_dynamic_content(): bool {
		return false;
	}

	/**
	 * Hide widget from panel.
	 *
	 * Hide the toggle widget from the panel if nested-accordion experiment is active.
	 *
	 * @since 3.15.0
	 * @return bool
	 */
	public function show_in_panel(): bool {
		return ! Plugin::$instance->experiments->is_feature_active( 'nested-elements' );
	}

	/**
	 * Register accordion widget controls.
	 *
	 * Adds different input fields to allow the user to change and customize the widget settings.
	 *
	 * @since 3.1.0
	 * @access protected
	 */
	protected function register_controls() {
		$this->start_controls_section(
			'section_title',
			[
				'label' => esc_html__( 'Accordion', 'elementor' ),
			]
		);

		$repeater = new Repeater();

		$repeater->add_control(
			'tab_title',
			[
				'label' => esc_html__( 'Title', 'elementor' ),
				'type' => Controls_Manager::TEXT,
				'default' => esc_html__( 'Accordion Title', 'elementor' ),
				'dynamic' => [
					'active' => true,
				],
				'label_block' => true,
			]
		);

		$repeater->add_control(
			'tab_content',
			[
				'label' => esc_html__( 'Content', 'elementor' ),
				'type' => Controls_Manager::WYSIWYG,
				'default' => esc_html__( 'Accordion Content', 'elementor' ),
			]
		);

		if ( Plugin::$instance->widgets_manager->get_widget_types( 'nested-accordion' ) ) {
			$this->add_deprecation_message(
				'3.15.0',
				esc_html__(
					'You are currently editing an Accordion Widget in its old version. Any new Accordion widget dragged into the canvas will be the new Accordion widget, with the improved Nested capabilities.',
					'elementor'
				),
				'nested-accordion'
			);
		}

		$this->add_control(
			'tabs',
			[
				'label' => esc_html__( 'Accordion Items', 'elementor' ),
				'type' => Controls_Manager::REPEATER,
				'fields' => $repeater->get_controls(),
				'default' => [
					[
						'tab_title' => esc_html__( 'Accordion #1', 'elementor' ),
						'tab_content' => esc_html__( 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.', 'elementor' ),
					],
					[
						'tab_title' => esc_html__( 'Accordion #2', 'elementor' ),
						'tab_content' => esc_html__( 'Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.', 'elementor' ),
					],
				],
				'title_field' => '{{{ tab_title }}}',
			]
		);

		$this->add_control(
			'selected_icon',
			[
				'label' => esc_html__( 'Icon', 'elementor' ),
				'type' => Controls_Manager::ICONS,
				'separator' => 'before',
				'fa4compatibility' => 'icon',
				'default' => [
					'value' => 'fas fa-plus',
					'library' => 'fa-solid',
				],
				'recommended' => [
					'fa-solid' => [
						'chevron-down',
						'angle-down',
						'angle-double-down',
						'caret-down',
						'caret-square-down',
					],
					'fa-regular' => [
						'caret-square-down',
					],
				],
				'skin' => 'inline',
				'label_block' => false,
			]
		);

		$this->add_control(
			'selected_active_icon',
			[
				'label' => esc_html__( 'Active Icon', 'elementor' ),
				'type' => Controls_Manager::ICONS,
				'fa4compatibility' => 'icon_active',
				'default' => [
					'value' => 'fas fa-minus',
					'library' => 'fa-solid',
				],
				'recommended' => [
					'fa-solid' => [
						'chevron-up',
						'angle-up',
						'angle-double-up',
						'caret-up',
						'caret-square-up',
					],
					'fa-regular' => [
						'caret-square-up',
					],
				],
				'skin' => 'inline',
				'label_block' => false,
				'condition' => [
					'selected_icon[value]!' => '',
				],
			]
		);

		$this->add_control(
			'title_html_tag',
			[
				'label' => esc_html__( 'Title HTML Tag', 'elementor' ),
				'type' => Controls_Manager::SELECT,
				'options' => [
					'h1' => 'H1',
					'h2' => 'H2',
					'h3' => 'H3',
					'h4' => 'H4',
					'h5' => 'H5',
					'h6' => 'H6',
					'div' => 'div',
				],
				'default' => 'div',
				'separator' => 'before',
			]
		);

		$this->add_control(
			'faq_schema',
			[
				'label' => esc_html__( 'FAQ Schema', 'elementor' ),
				'type' => Controls_Manager::SWITCHER,
				'separator' => 'before',
			]
		);

		$this->end_controls_section();

		$this->start_controls_section(
			'section_title_style',
			[
				'label' => esc_html__( 'Accordion', 'elementor' ),
				'tab' => Controls_Manager::TAB_STYLE,
			]
		);

		$this->add_control(
			'border_width',
			[
				'label' => esc_html__( 'Border Width', 'elementor' ),
				'type' => Controls_Manager::SLIDER,
				'size_units' => [ 'px', '%', 'em', 'rem', 'vw', 'custom' ],
				'range' => [
					'px' => [
						'max' => 20,
					],
					'em' => [
						'max' => 2,
					],
				],
				'selectors' => [
					'{{WRAPPER}} .elementor-accordion-item' => 'border-width: {{SIZE}}{{UNIT}};',
					'{{WRAPPER}} .elementor-accordion-item .elementor-tab-content' => 'border-width: {{SIZE}}{{UNIT}};',
					'{{WRAPPER}} .elementor-accordion-item .elementor-tab-title.elementor-active' => 'border-width: {{SIZE}}{{UNIT}};',
				],
			]
		);

		$this->add_control(
			'border_color',
			[
				'label' => esc_html__( 'Border Color', 'elementor' ),
				'type' => Controls_Manager::COLOR,
				'selectors' => [
					'{{WRAPPER}} .elementor-accordion-item' => 'border-color: {{VALUE}};',
					'{{WRAPPER}} .elementor-accordion-item .elementor-tab-content' => 'border-top-color: {{VALUE}};',
					'{{WRAPPER}} .elementor-accordion-item .elementor-tab-title.elementor-active' => 'border-bottom-color: {{VALUE}};',
				],
			]
		);

		$this->end_controls_section();

		$this->start_controls_section(
			'section_toggle_style_title',
			[
				'label' => esc_html__( 'Title', 'elementor' ),
				'tab' => Controls_Manager::TAB_STYLE,
			]
		);

		$this->add_control(
			'title_background',
			[
				'label' => esc_html__( 'Background', 'elementor' ),
				'type' => Controls_Manager::COLOR,
				'selectors' => [
					'{{WRAPPER}} .elementor-tab-title' => 'background-color: {{VALUE}};',
				],
			]
		);

		$this->add_control(
			'title_color',
			[
				'label' => esc_html__( 'Color', 'elementor' ),
				'type' => Controls_Manager::COLOR,
				'selectors' => [
					'{{WRAPPER}} .elementor-accordion-icon, {{WRAPPER}} .elementor-accordion-title' => 'color: {{VALUE}};',
					'{{WRAPPER}} .elementor-accordion-icon svg' => 'fill: {{VALUE}};',
				],
				'global' => [
					'default' => Global_Colors::COLOR_PRIMARY,
				],
			]
		);

		$this->add_control(
			'tab_active_color',
			[
				'label' => esc_html__( 'Active Color', 'elementor' ),
				'type' => Controls_Manager::COLOR,
				'selectors' => [
					'{{WRAPPER}} .elementor-active .elementor-accordion-icon, {{WRAPPER}} .elementor-active .elementor-accordion-title' => 'color: {{VALUE}};',
					'{{WRAPPER}} .elementor-active .elementor-accordion-icon svg' => 'fill: {{VALUE}};',
				],
				'global' => [
					'default' => Global_Colors::COLOR_ACCENT,
				],
			]
		);

		$this->add_group_control(
			Group_Control_Typography::get_type(),
			[
				'name' => 'title_typography',
				'selector' => '{{WRAPPER}} .elementor-accordion-title',
				'global' => [
					'default' => Global_Typography::TYPOGRAPHY_PRIMARY,
				],
			]
		);

		$this->add_group_control(
			Group_Control_Text_Stroke::get_type(),
			[
				'name' => 'text_stroke',
				'selector' => '{{WRAPPER}} .elementor-accordion-title',
			]
		);

		$this->add_group_control(
			Group_Control_Text_Shadow::get_type(),
			[
				'name' => 'title_shadow',
				'selector' => '{{WRAPPER}} .elementor-accordion-title',
			]
		);

		$this->add_responsive_control(
			'title_padding',
			[
				'label' => esc_html__( 'Padding', 'elementor' ),
				'type' => Controls_Manager::DIMENSIONS,
				'size_units' => [ 'px', '%', 'em', 'rem', 'vw', 'custom' ],
				'selectors' => [
					'{{WRAPPER}} .elementor-tab-title' => 'padding: {{TOP}}{{UNIT}} {{RIGHT}}{{UNIT}} {{BOTTOM}}{{UNIT}} {{LEFT}}{{UNIT}};',
				],
			]
		);

		$this->end_controls_section();

		$this->start_controls_section(
			'section_toggle_style_icon',
			[
				'label' => esc_html__( 'Icon', 'elementor' ),
				'tab' => Controls_Manager::TAB_STYLE,
				'condition' => [
					'selected_icon[value]!' => '',
				],
			]
		);

		$this->add_control(
			'icon_align',
			[
				'label' => esc_html__( 'Alignment', 'elementor' ),
				'type' => Controls_Manager::CHOOSE,
				'options' => [
					'left' => [
						'title' => esc_html__( 'Start', 'elementor' ),
						'icon' => 'eicon-h-align-left',
					],
					'right' => [
						'title' => esc_html__( 'End', 'elementor' ),
						'icon' => 'eicon-h-align-right',
					],
				],
				'default' => is_rtl() ? 'right' : 'left',
				'toggle' => false,
			]
		);

		$this->add_control(
			'icon_color',
			[
				'label' => esc_html__( 'Color', 'elementor' ),
				'type' => Controls_Manager::COLOR,
				'selectors' => [
					'{{WRAPPER}} .elementor-tab-title .elementor-accordion-icon i:before' => 'color: {{VALUE}};',
					'{{WRAPPER}} .elementor-tab-title .elementor-accordion-icon svg' => 'fill: {{VALUE}};',
				],
			]
		);

		$this->add_control(
			'icon_active_color',
			[
				'label' => esc_html__( 'Active Color', 'elementor' ),
				'type' => Controls_Manager::COLOR,
				'selectors' => [
					'{{WRAPPER}} .elementor-tab-title.elementor-active .elementor-accordion-icon i:before' => 'color: {{VALUE}};',
					'{{WRAPPER}} .elementor-tab-title.elementor-active .elementor-accordion-icon svg' => 'fill: {{VALUE}};',
				],
			]
		);

		$this->add_responsive_control(
			'icon_space',
			[
				'label' => esc_html__( 'Spacing', 'elementor' ),
				'type' => Controls_Manager::SLIDER,
				'size_units' => [ 'px', 'em', 'rem', 'custom' ],
				'range' => [
					'px' => [
						'max' => 100,
					],
					'em' => [
						'max' => 1,
					],
					'rem' => [
						'max' => 1,
					],
				],
				'selectors' => [
					'{{WRAPPER}} .elementor-accordion-icon.elementor-accordion-icon-left' => 'margin-right: {{SIZE}}{{UNIT}};',
					'{{WRAPPER}} .elementor-accordion-icon.elementor-accordion-icon-right' => 'margin-left: {{SIZE}}{{UNIT}};',
				],
			]
		);

		$this->end_controls_section();

		$this->start_controls_section(
			'section_toggle_style_content',
			[
				'label' => esc_html__( 'Content', 'elementor' ),
				'tab' => Controls_Manager::TAB_STYLE,
			]
		);

		$this->add_control(
			'content_background_color',
			[
				'label' => esc_html__( 'Background', 'elementor' ),
				'type' => Controls_Manager::COLOR,
				'selectors' => [
					'{{WRAPPER}} .elementor-tab-content' => 'background-color: {{VALUE}};',
				],
			]
		);

		$this->add_control(
			'content_color',
			[
				'label' => esc_html__( 'Color', 'elementor' ),
				'type' => Controls_Manager::COLOR,
				'selectors' => [
					'{{WRAPPER}} .elementor-tab-content' => 'color: {{VALUE}};',
				],
				'global' => [
					'default' => Global_Colors::COLOR_TEXT,
				],
			]
		);

		$this->add_group_control(
			Group_Control_Typography::get_type(),
			[
				'name' => 'content_typography',
				'selector' => '{{WRAPPER}} .elementor-tab-content',
				'global' => [
					'default' => Global_Typography::TYPOGRAPHY_TEXT,
				],
			]
		);

		$this->add_group_control(
			Group_Control_Text_Shadow::get_type(),
			[
				'name' => 'content_shadow',
				'selector' => '{{WRAPPER}} .elementor-tab-content',
			]
		);

		$this->add_responsive_control(
			'content_padding',
			[
				'label' => esc_html__( 'Padding', 'elementor' ),
				'type' => Controls_Manager::DIMENSIONS,
				'size_units' => [ 'px', '%', 'em', 'rem', 'vw', 'custom' ],
				'selectors' => [
					'{{WRAPPER}} .elementor-tab-content' => 'padding: {{TOP}}{{UNIT}} {{RIGHT}}{{UNIT}} {{BOTTOM}}{{UNIT}} {{LEFT}}{{UNIT}};',
				],
			]
		);

		$this->end_controls_section();
	}

	/**
	 * Render accordion widget output on the frontend.
	 *
	 * Written in PHP and used to generate the final HTML.
	 *
	 * @since 1.0.0
	 * @access protected
	 */
	protected function render() {
		$settings = $this->get_settings_for_display();
		$migrated = isset( $settings['__fa4_migrated']['selected_icon'] );

		if ( ! isset( $settings['icon'] ) && ! Icons_Manager::is_migration_allowed() ) {
			// @todo: remove when deprecated
			// added as bc in 2.6
			// add old default
			$settings['icon'] = 'fa fa-plus';
			$settings['icon_active'] = 'fa fa-minus';
			$settings['icon_align'] = $this->get_settings( 'icon_align' );
		}

		$is_new = empty( $settings['icon'] ) && Icons_Manager::is_migration_allowed();
		$has_icon = ( ! $is_new || ! empty( $settings['selected_icon']['value'] ) );
		$id_int = substr( $this->get_id_int(), 0, 3 );
		?>
		<div class="elementor-accordion">
			<?php
			foreach ( $settings['tabs'] as $index => $item ) :
				$tab_count = $index + 1;

				$tab_title_setting_key = $this->get_repeater_setting_key( 'tab_title', 'tabs', $index );

				$tab_content_setting_key = $this->get_repeater_setting_key( 'tab_content', 'tabs', $index );

				$this->add_render_attribute( $tab_title_setting_key, [
					'id' => 'elementor-tab-title-' . $id_int . $tab_count,
					'class' => [ 'elementor-tab-title' ],
					'data-tab' => $tab_count,
					'role' => 'button',
					'aria-controls' => 'elementor-tab-content-' . $id_int . $tab_count,
					'aria-expanded' => 'false',
				] );

				$this->add_render_attribute( $tab_content_setting_key, [
					'id' => 'elementor-tab-content-' . $id_int . $tab_count,
					'class' => [ 'elementor-tab-content', 'elementor-clearfix' ],
					'data-tab' => $tab_count,
					'role' => 'region',
					'aria-labelledby' => 'elementor-tab-title-' . $id_int . $tab_count,
				] );

				$this->add_inline_editing_attributes( $tab_content_setting_key, 'advanced' );
				?>
				<div class="elementor-accordion-item">
					<<?php Utils::print_validated_html_tag( $settings['title_html_tag'] ); ?> <?php $this->print_render_attribute_string( $tab_title_setting_key ); ?>>
						<?php if ( $has_icon ) : ?>
							<span class="elementor-accordion-icon elementor-accordion-icon-<?php echo esc_attr( $settings['icon_align'] ); ?>" aria-hidden="true">
							<?php
							if ( $is_new || $migrated ) { ?>
								<span class="elementor-accordion-icon-closed"><?php Icons_Manager::render_icon( $settings['selected_icon'] ); ?></span>
								<span class="elementor-accordion-icon-opened"><?php Icons_Manager::render_icon( $settings['selected_active_icon'] ); ?></span>
							<?php } else { ?>
								<i class="elementor-accordion-icon-closed <?php echo esc_attr( $settings['icon'] ); ?>"></i>
								<i class="elementor-accordion-icon-opened <?php echo esc_attr( $settings['icon_active'] ); ?>"></i>
							<?php } ?>
							</span>
						<?php endif; ?>
						<a class="elementor-accordion-title" tabindex="0"><?php
							$this->print_unescaped_setting( 'tab_title', 'tabs', $index );
						?></a>
					</<?php Utils::print_validated_html_tag( $settings['title_html_tag'] ); ?>>
					<div <?php $this->print_render_attribute_string( $tab_content_setting_key ); ?>><?php
						$this->print_text_editor( $item['tab_content'] );
					?></div>
				</div>
			<?php endforeach; ?>
			<?php
			if ( isset( $settings['faq_schema'] ) && 'yes' === $settings['faq_schema'] ) {
				$json = [
					'@context' => 'https://schema.org',
					'@type' => 'FAQPage',
					'mainEntity' => [],
				];

				foreach ( $settings['tabs'] as $index => $item ) {
					$json['mainEntity'][] = [
						'@type' => 'Question',
						'name' => wp_strip_all_tags( $item['tab_title'] ),
						'acceptedAnswer' => [
							'@type' => 'Answer',
							'text' => $this->parse_text_editor( $item['tab_content'] ),
						],
					];
				}
				?>
				<script type="application/ld+json"><?php echo wp_json_encode( $json ); ?></script>
			<?php } ?>
		</div>
		<?php
	}

	/**
	 * Render accordion widget output in the editor.
	 *
	 * Written as a Backbone JavaScript template and used to generate the live preview.
	 *
	 * @since 2.9.0
	 * @access protected
	 */
	protected function content_template() {
		?>
		<div class="elementor-accordion">
			<#
			if ( settings.tabs ) {
				var tabindex = view.getIDInt().toString().substr( 0, 3 ),
					iconHTML = elementor.helpers.renderIcon( view, settings.selected_icon, {}, 'i' , 'object' ),
					iconActiveHTML = elementor.helpers.renderIcon( view, settings.selected_active_icon, {}, 'i' , 'object' ),
					migrated = elementor.helpers.isIconMigrated( settings, 'selected_icon' );

				_.each( settings.tabs, function( item, index ) {
					var tabCount = index + 1,
						tabTitleKey = view.getRepeaterSettingKey( 'tab_title', 'tabs', index ),
						tabContentKey = view.getRepeaterSettingKey( 'tab_content', 'tabs', index );

					view.addRenderAttribute( tabTitleKey, {
						'id': 'elementor-tab-title-' + tabindex + tabCount,
						'class': [ 'elementor-tab-title' ],
						'tabindex': tabindex + tabCount,
						'data-tab': tabCount,
						'role': 'button',
						'aria-controls': 'elementor-tab-content-' + tabindex + tabCount,
						'aria-expanded': 'false',
					} );

					view.addRenderAttribute( tabContentKey, {
						'id': 'elementor-tab-content-' + tabindex + tabCount,
						'class': [ 'elementor-tab-content', 'elementor-clearfix' ],
						'data-tab': tabCount,
						'role': 'region',
						'aria-labelledby': 'elementor-tab-title-' + tabindex + tabCount
					} );

					view.addInlineEditingAttributes( tabContentKey, 'advanced' );

					var titleHTMLTag = elementor.helpers.validateHTMLTag( settings.title_html_tag );
					#>
					<div class="elementor-accordion-item">
						<{{{ titleHTMLTag }}} {{{ view.getRenderAttributeString( tabTitleKey ) }}}>
							<# if ( settings.icon || settings.selected_icon ) { #>
							<span class="elementor-accordion-icon elementor-accordion-icon-{{ settings.icon_align }}" aria-hidden="true">
								<# if ( iconHTML && iconHTML.rendered && ( ! settings.icon || migrated ) ) { #>
									<span class="elementor-accordion-icon-closed">{{{ iconHTML.value }}}</span>
									<span class="elementor-accordion-icon-opened">{{{ iconActiveHTML.value }}}</span>
								<# } else { #>
									<i class="elementor-accordion-icon-closed {{ settings.icon }}"></i>
									<i class="elementor-accordion-icon-opened {{ settings.icon_active }}"></i>
								<# } #>
							</span>
							<# } #>
							<a class="elementor-accordion-title" tabindex="0">{{{ item.tab_title }}}</a>
						</{{{ titleHTMLTag }}}>
						<div {{{ view.getRenderAttributeString( tabContentKey ) }}}>{{{ item.tab_content }}}</div>
					</div>
					<#
				} );
			} #>
		</div>
		<?php
	}
}