studiou-wc-product-cat-manage: fix missing methods in manipulation class

studiou-wc-product-cat-manage/includes/class-studiou-wc-product-cat-manage-manipulator.php

@@ -438,6 +438,84 @@ class Studiou_WC_Product_Cat_Manage_Manipulator {
         return $products ? array_map('intval', $products) : array();
     }
     
+    /**
+     * Update descriptions for multiple categories
+     *
+     * @param array $category_ids Array of category IDs
+     * @param string $description New description for categories
+     * @return array Result with counts and message
+     * @throws Exception On error
+     */
+    public function update_categories_description($category_ids, $description) {
+        $updated_count = 0;
+        $failed_count = 0;
+        $category_names = array();
+        
+        // Debug logging
+        if (defined('WP_DEBUG') && WP_DEBUG) {
+            error_log('STUDIOU WC: Starting batch description update for ' . count($category_ids) . ' categories');
+        }
+        
+        // Update each category
+        foreach ($category_ids as $category_id) {
+            // Get category term
+            $category = get_term($category_id, 'product_cat');
+            
+            if (is_wp_error($category) || !$category) {
+                $failed_count++;
+                if (defined('WP_DEBUG') && WP_DEBUG) {
+                    error_log('STUDIOU WC: Error getting category ' . $category_id . ': ' . ($category ? $category->get_error_message() : 'Category not found'));
+                }
+                continue;
+            }
+            
+            // Update category description
+            $result = wp_update_term($category_id, 'product_cat', array(
+                'description' => $description
+            ));
+            
+            if (!is_wp_error($result)) {
+                $updated_count++;
+                $category_names[] = $category->name;
+                if (defined('WP_DEBUG') && WP_DEBUG) {
+                    error_log('STUDIOU WC: Successfully updated description for category ' . $category_id . ' (' . $category->name . ')');
+                }
+            } else {
+                $failed_count++;
+                if (defined('WP_DEBUG') && WP_DEBUG) {
+                    error_log('STUDIOU WC: Error updating category ' . $category_id . ': ' . $result->get_error_message());
+                }
+            }
+        }
+        
+        // Generate result message
+        if ($updated_count === 0) {
+            $message = sprintf(
+                __('Failed to update any category descriptions. %d categories encountered errors.', 'studiou-wc-product-cat-manage'),
+                $failed_count
+            );
+        } else {
+            $message = sprintf(
+                __('Successfully updated descriptions for %d categories: %s', 'studiou-wc-product-cat-manage'),
+                $updated_count,
+                implode(', ', array_slice($category_names, 0, 5)) . ($updated_count > 5 ? sprintf(__(', and %d more', 'studiou-wc-product-cat-manage'), $updated_count - 5) : '')
+            );
+            
+            if ($failed_count > 0) {
+                $message .= ' ' . sprintf(
+                    __('Note: %d categories failed to update due to errors.', 'studiou-wc-product-cat-manage'),
+                    $failed_count
+                );
+            }
+        }
+        
+        return array(
+            'updated_count' => $updated_count,
+            'failed_count' => $failed_count,
+            'message' => $message
+        );
+    }
+    
     /**
      * Get all categories with product counts for select lists
      *