<?php

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namespace Elementor\Modules\GlobalClasses\Usage;

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use Elementor\Plugin;

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use Elementor\Core\Base\Document as ElementorDocument;

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use Elementor\Modules\GlobalClasses\Global_Classes_Repository;

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/**

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* Tracks usage of global CSS classes within a specific Elementor document.

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*/

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class Document_Usage {

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/** @var ElementorDocument */

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private ElementorDocument $document;

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/** @var array<string, Css_Class_Usage> */

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private array $usages = [];

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/**

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* Constructor.

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*

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* @param ElementorDocument $document The Elementor document object.

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*/

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public function __construct( ElementorDocument $document ) {

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$this->document = $document;

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}

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/**

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* Analyze the document to find and record usage of global CSS classes.

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*/

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public function analyze(): void {

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$page_id = $this->document->get_main_id();

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$page_title = $this->document->get_post()->post_title;

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$class_ids = $this->get_all_global_class_ids();

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$elements_data = $this->document->get_elements_raw_data() ?? [];

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$document_type = $this->document->get_type();

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if ( empty( $document_type ) ) {

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$document_type = get_post_type( $page_id ) ?? 'unknown';

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}

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if ( empty( $elements_data ) ) {

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return;

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}

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Plugin::$instance->db->iterate_data(

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$elements_data,

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function ( $element_data ) use ( $class_ids, $page_id, $page_title, $document_type ) {

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$class_values = $element_data['settings']['classes']['value'] ?? [];

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if ( empty( $class_values ) || ! is_array( $class_values ) ) {

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return;

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}

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foreach ( $class_values as $class_id ) {

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if ( ! in_array( $class_id, $class_ids, true ) ) {

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continue;

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}

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if ( ! isset( $this->usages[ $class_id ] ) ) {

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$this->usages[ $class_id ] = new Css_Class_Usage( $class_id );

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}

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$this->usages[ $class_id ]->track_usage(

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$page_id,

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$page_title,

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$element_data['id'] ?? 'unknown',

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$document_type

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);

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}

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}

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);

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}

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/**

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* Get all recorded usages of global CSS classes in this document.

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*

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* @return array<string, Css_Class_Usage>

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*/

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public function get_usages(): array {

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return $this->usages;

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}

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/**֜

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* Retrieve all registered global CSS class IDs.

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*

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* @return string[]

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*/

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protected function get_all_global_class_ids(): array {

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return Global_Classes_Repository::make()

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->all()

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->get_items()

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->filter( fn( $item ) => ! empty( $item['id'] ?? null ) )

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->keys()

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->all();

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}

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}

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