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<?php

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namespace Elementor\Modules\NestedElements\Base;

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use Elementor\Plugin;

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use Elementor\Widget_Base;

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if ( ! defined( 'ABSPATH' ) ) {

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exit; // Exit if accessed directly.

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}

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/**

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* Used to create a new widget that can be nested inside other widgets.

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abstract class Widget_Nested_Base extends Widget_Base {

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/**

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* Get default children elements structure.

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* @return array

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abstract protected function get_default_children_elements();

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/**

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* Get repeater title setting key name.

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* @return string

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abstract protected function get_default_repeater_title_setting_key();

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/**

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* Get default children title for the navigator, using `%d` as index in the format.

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* @note The title in this method is used to set the default title for each created child in nested element.

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* for handling the children title for new created widget(s), use `get_default_children_elements()` method,

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* eg:

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* [

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* 'elType' => 'container',

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* 'settings' => [

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* '_title' => __( 'Tab #1', 'elementor' ),

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* ],

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* ],

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* @return string

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protected function get_default_children_title() {

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return esc_html__( 'Item #%d', 'elementor' );

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}

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/**

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* Get default children placeholder selector, Empty string, means will be added at the end view.

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* @return string

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protected function get_default_children_placeholder_selector() {

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return '';

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}

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protected function get_default_children_container_placeholder_selector() {

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return '';

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}

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protected function is_dynamic_content(): bool {

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return false;

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}

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/**

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* @inheritDoc

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* To support nesting.

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protected function _get_default_child_type( array $element_data ) {

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return Plugin::$instance->elements_manager->get_element_types( $element_data['elType'] );

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}

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/**

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* @inheritDoc

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* Adding new 'defaults' config for handling children elements.

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protected function get_initial_config() {

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return array_merge( parent::get_initial_config(), [

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'defaults' => [

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'elements' => $this->get_default_children_elements(),

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'elements_title' => $this->get_default_children_title(),

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'elements_placeholder_selector' => $this->get_default_children_placeholder_selector(),

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'child_container_placeholder_selector' => $this->get_default_children_container_placeholder_selector(),

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'repeater_title_setting' => $this->get_default_repeater_title_setting_key(),

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'support_nesting' => true,

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] );

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}

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/**

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* @inheritDoc

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* Each element including its children elements.

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public function get_raw_data( $with_html_content = false ) {

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$elements = [];

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$data = $this->get_data();

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$children = $this->get_children();

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foreach ( $children as $child ) {

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$child_raw_data = $child->get_raw_data( $with_html_content );

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$elements[] = $child_raw_data;

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}

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return [

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'id' => $this->get_id(),

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'elType' => $data['elType'],

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'widgetType' => $data['widgetType'],

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'settings' => $data['settings'],

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'elements' => $elements,

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];

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}

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/**

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* Print child, helper method to print the child element.

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* @param int $index

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public function print_child( $index ) {

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$children = $this->get_children();

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if ( ! empty( $children[ $index ] ) ) {

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$children[ $index ]->print_element();

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}

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}

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protected function content_template_single_repeater_item() {}

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public function print_template() {

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parent::print_template();

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if ( $this->get_initial_config()['support_improved_repeaters'] ?? false ) {

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<?php $this->content_template_single_repeater_item(); ?>

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</script>

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<?php

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}

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}

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}

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