<?php

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namespace Elementor\Modules\Variables\Classes;

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use Elementor\Modules\Variables\Services\Variables_Service;

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if ( ! defined( 'ABSPATH' ) ) {

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exit; // Exit if accessed directly.

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}

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class CSS_Renderer {

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private Variables_Service $service;

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public function __construct( Variables_Service $service ) {

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$this->service = $service;

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}

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private function global_variables(): array {

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return $this->service->get_variables_list();

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}

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public function raw_css(): string {

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$list_of_variables = $this->global_variables();

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if ( empty( $list_of_variables ) ) {

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return '';

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}

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$css_entries = $this->css_entries_for( $list_of_variables );

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if ( empty( $css_entries ) ) {

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return '';

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}

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return $this->wrap_with_root( $css_entries );

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}

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private function css_entries_for( array $list_of_variables ): array {

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$entries = [];

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foreach ( $list_of_variables as $variable_id => $variable ) {

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$entry = $this->build_css_variable_entry( $variable_id, $variable );

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if ( empty( $entry ) ) {

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continue;

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}

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$entries[] = $entry;

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}

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return $entries;

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}

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private function build_css_variable_entry( string $id, array $variable ): ?string {

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$variable_name = sanitize_text_field( $id );

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if ( ! array_key_exists( 'deleted_at', $variable ) ) {

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$variable_name = sanitize_text_field( $variable['label'] ?? '' );

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}

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$value = sanitize_text_field( $variable['value'] ?? '' );

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if ( empty( $value ) || empty( $variable_name ) ) {

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return null;

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}

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return "--{$variable_name}:{$value};";

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}

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private function wrap_with_root( array $css_entries ): string {

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return ':root { ' . implode( ' ', $css_entries ) . ' }';

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}

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}

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