<?php

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namespace Elementor\Modules\Components;

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use Elementor\Core\Utils\Collection;

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use Elementor\Modules\AtomicWidgets\Utils\Utils;

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use Elementor\Plugin;

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if ( ! defined( 'ABSPATH' ) ) {

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exit;

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}

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class Non_Atomic_Widget_Validator {

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const ERROR_CODE = 'non_atomic_element_in_component';

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const WIDGET_EL_TYPE = 'widget';

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public static function make(): Non_Atomic_Widget_Validator {

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return new self();

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}

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public function validate( array $elements ): array {

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$non_atomic_elements = $this->find_non_atomic_elements( $elements );

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if ( ! empty( $non_atomic_elements ) ) {

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return $this->build_error_response( $non_atomic_elements );

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}

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return [

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'success' => true,

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'messages' => [],

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];

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}

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public function validate_items( Collection $items ): array {

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foreach ( $items->all() as $item ) {

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$elements = $item['elements'] ?? [];

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$result = $this->validate( $elements );

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if ( ! $result['success'] ) {

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return $result;

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}

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}

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return [

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'success' => true,

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'messages' => [],

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];

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}

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private function find_non_atomic_elements( array $elements ): array {

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$non_atomic = [];

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foreach ( $elements as $element ) {

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$el_type = $element['elType'] ?? null;

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$widget_type = $element['widgetType'] ?? null;

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$element_type = $this->get_element_type( $el_type, $widget_type );

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if ( $element_type && ! $this->is_element_atomic( $el_type, $widget_type ) ) {

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$non_atomic[] = $element_type;

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}

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if ( ! empty( $element['elements'] ) ) {

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$nested_non_atomic = $this->find_non_atomic_elements( $element['elements'] );

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$non_atomic = array_merge( $non_atomic, $nested_non_atomic );

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}

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}

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return array_unique( $non_atomic );

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}

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private function get_element_type( ?string $el_type, ?string $widget_type ): ?string {

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return $widget_type ?? $el_type;

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}

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private function is_element_atomic( ?string $el_type, ?string $widget_type ): bool {

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if ( ! $el_type ) {

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return false;

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}

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$element_instance = Plugin::$instance->elements_manager->get_element( $el_type, $widget_type );

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if ( ! $element_instance ) {

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return false;

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}

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return Utils::is_atomic( $element_instance );

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}

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private function build_error_response( array $non_atomic_elements ): array {

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$message = sprintf(

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// translators: %s: Comma-separated list of non-atomic element types.

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esc_html__( 'Component contains non-supported elements: %s. Only atomic elements are allowed inside components.', 'elementor' ),

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implode( ', ', $non_atomic_elements )

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);

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return [

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'success' => false,

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'code' => self::ERROR_CODE,

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'messages' => [ $message ],

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'non_atomic_elements' => $non_atomic_elements,

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];

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}

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}

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