// Add these filters to the wux-attribute-debug.php file

/**
 * Monitor the add_attribute_to_product function
 */
function wux_debug_add_attribute() {
    if (!class_exists('Wux\\Modules\\Woocommerce\\ProductMapping')) return;
    
    // Create a new instance for debugging purposes only
    $original_class = new \ReflectionClass('Wux\\Modules\\Woocommerce\\ProductMapping');
    
    if ($original_class->hasMethod('add_attribute_to_product')) {
        $original_method = $original_class->getMethod('add_attribute_to_product');
        $original_method->setAccessible(true);
        
        // Override the method to add logging
        add_filter('wux_debug_add_attribute', function($product, $attribute_slug, $term_id) {
            wux_attr_log("ADD_ATTRIBUTE_TO_PRODUCT called for product ID: {$product->get_id()}, slug: {$attribute_slug}, term: {$term_id}", 'info', true);
            
            // Log existing attributes
            $product_attributes = $product->get_attributes();
            $attribute_keys = array_keys($product_attributes);
            wux_attr_log("Before adding attribute, product has: " . implode(', ', $attribute_keys), 'info', true);
            
            return [$product, $attribute_slug, $term_id];
        }, 10, 3);
    }
}

// Initialize at a very late priority to ensure all classes are loaded
add_action('wp_loaded', 'wux_debug_add_attribute', 999);

/**
 * Add a global filter to capture any direct attribute updates via WooCommerce API
 */
add_filter('woocommerce_update_product_attribute', function($attribute_id, $data) {
    wux_attr_log("DIRECT ATTRIBUTE UPDATE for ID {$attribute_id}: " . print_r($data, true), 'info', true);
    return $attribute_id;
}, 10, 2);