/**
     * Plugin settings
     */
    private $settings;

    /**
     * Constructor
     */
    public function __construct($settings = null) {
        $this->settings = $settings;
        add_action('wp_enqueue_scripts', array($this, 'enqueue_frontend_scripts'));
        add_action('admin_enqueue_scripts', array($this, 'enqueue_admin_scripts'));
        add_action('wp', array($this, 'check_for_shortcodes'));
    }

    /**
     * Enqueue scripts and styles for the public site
     */
    public function enqueue_frontend_scripts() {
        // Enqueue styles
        wp_enqueue_style('ewp-enhancement-css', EWP_PLUGIN_URL . 'public/css/enhancement.css', array(), EWP_VERSION);
        
        // Thêm CSS tùy chỉnh cho các layout khác nhau
        wp_enqueue_style('ewp-custom-layouts-css', EWP_PLUGIN_URL . 'public/css/custom-layouts.css', array('ewp-enhancement-css'), EWP_VERSION);
        
        // Enqueue scripts
        wp_enqueue_script('ewp-enhancement-js', EWP_PLUGIN_URL . 'public/js/enhancement.js', array('jquery'), EWP_VERSION, true);
        
        // Localize script for AJAX
        wp_localize_script('ewp-enhancement-js', 'ewp_enhancement', array(
            'ajax_url' => admin_url('admin-ajax.php'),
            'countdown_timer_nonce' => wp_create_nonce('ewp_countdown_timer'),
            'plugin_url' => EWP_PLUGIN_URL,
            // Thêm các biến khác mà script có thể cần
            'countdown_minutes' => isset($this->settings['countdown_minutes']) ? $this->settings['countdown_minutes'] : 15,
            'min_viewers' => isset($this->settings['min_viewers']) ? $this->settings['min_viewers'] : 5,
            'max_viewers' => isset($this->settings['max_viewers']) ? $this->settings['max_viewers'] : 25,
            'nonce' => wp_create_nonce('ewp_nonce'),
            'texts' => array(
                'people_viewing' => __('people viewing this product right now', 'enhanced-woocommerce-pro'),
                'select_product' => __('Please select at least one product', 'enhanced-woocommerce-pro'),
                'adding_to_cart' => __('Adding to cart...', 'enhanced-woocommerce-pro'),
                'added_to_cart' => __('Added to cart!', 'enhanced-woocommerce-pro'),
                'added' => __('Added', 'enhanced-woocommerce-pro'),
                'add_to_cart_error' => __('Failed to add products to cart', 'enhanced-woocommerce-pro'),
                'processing' => __('Processing...', 'enhanced-woocommerce-pro'),
            )
        ));
    }

    /**
     * Check for shortcodes in the content and load appropriate CSS
     * This ensures CSS is loaded when shortcodes are used in posts/pages
     */
    public function check_for_shortcodes() {
        global $post;
        $load_styles = false;
        
        if (is_singular() && is_a($post, 'WP_Post')) {
            $shortcodes = array(
                'ewp_countdown_timer',
                'ewp_fake_viewers',
                'ewp_cross_sells',
                'ewp_membership_options'
            );
            
            $content = $post->post_content;
            
            foreach ($shortcodes as $shortcode) {
                if (has_shortcode($content, $shortcode) || stripos($content, "[$shortcode") !== false) {
                    $load_styles = true;
                    break;
                }
            }
            
            // Also check for block-based content that might include our shortcodes
            if (!$load_styles && has_blocks($post->post_content)) {
                foreach ($shortcodes as $shortcode) {
                    if (stripos($content, "<!-- wp:shortcode -->[$shortcode") !== false) {
                        $load_styles = true;
                        break;
                    }
                }
            }
            
            // Check for shortcodes in widgets
            if (!$load_styles && is_active_widget(false, false, 'text', true)) {
                $widget_text_instances = get_option('widget_text');
                if (is_array($widget_text_instances)) {
                    foreach ($widget_text_instances as $instance) {
                        if (isset($instance['text'])) {
                            foreach ($shortcodes as $shortcode) {
                                if (has_shortcode($instance['text'], $shortcode) || stripos($instance['text'], "[$shortcode") !== false) {
                                    $load_styles = true;
                                    break 2;
                                }
                            }
                        }
                    }
                }
            }
            
            // If shortcodes are found, ensure styles are loaded
            if ($load_styles) {
                add_action('wp_enqueue_scripts', array($this, 'load_shortcode_styles'), 15);
            }
        }
    }
    
    /**
     * Load styles needed for shortcodes
     */
    public function load_shortcode_styles() {
        wp_enqueue_style('ewp-enhancement-css', EWP_PLUGIN_URL . 'public/css/enhancement.css', array(), EWP_VERSION);
        wp_enqueue_style('ewp-custom-layouts-css', EWP_PLUGIN_URL . 'public/css/custom-layouts.css', array('ewp-enhancement-css'), EWP_VERSION);
        wp_enqueue_script('ewp-enhancement-js', EWP_PLUGIN_URL . 'public/js/enhancement.js', array('jquery'), EWP_VERSION, true);
        
        // Localize script for AJAX
        wp_localize_script('ewp-enhancement-js', 'ewp_enhancement', array(
            'ajax_url' => admin_url('admin-ajax.php'),
            'countdown_timer_nonce' => wp_create_nonce('ewp_countdown_timer'),
            'plugin_url' => EWP_PLUGIN_URL,
            'nonce' => wp_create_nonce('ewp_nonce'),
            'texts' => array(
                'people_viewing' => __('people viewing this product right now', 'enhanced-woocommerce-pro'),
                'select_product' => __('Please select at least one product', 'enhanced-woocommerce-pro'),
                'adding_to_cart' => __('Adding to cart...', 'enhanced-woocommerce-pro'),
                'added_to_cart' => __('Added to cart!', 'enhanced-woocommerce-pro'),
                'added' => __('Added', 'enhanced-woocommerce-pro'),
                'add_to_cart_error' => __('Failed to add products to cart', 'enhanced-woocommerce-pro'),
                'processing' => __('Processing...', 'enhanced-woocommerce-pro'),
            )
        ));
    }