update

lib/core/router/app_router.dart

@@ -125,8 +125,9 @@ class AppRouter {
 
       /// Product Detail Route
       /// Path: /product-detail
-      /// Takes warehouseId, productId, and warehouseName as extra parameter
+      /// Takes warehouseId, productId, warehouseName, and optional stageId as extra parameter
       /// Shows detailed information for a specific product
+      /// If stageId is provided, only that stage is shown, otherwise all stages are shown
       GoRoute(
         path: '/product-detail',
         name: 'product-detail',
@@ -147,6 +148,8 @@ class AppRouter {
           final warehouseId = params['warehouseId'] as int?;
           final productId = params['productId'] as int?;
           final warehouseName = params['warehouseName'] as String?;
+          // Extract optional stageId
+          final stageId = params['stageId'] as int?;
 
           // Validate parameters
           if (warehouseId == null || productId == null || warehouseName == null) {
@@ -162,6 +165,7 @@ class AppRouter {
             warehouseId: warehouseId,
             productId: productId,
             warehouseName: warehouseName,
+            stageId: stageId,
           );
         },
       ),
@@ -375,10 +379,12 @@ extension AppRouterExtension on BuildContext {
   /// [warehouseId] - ID of the warehouse
   /// [productId] - ID of the product to view
   /// [warehouseName] - Name of the warehouse (for display)
+  /// [stageId] - Optional ID of specific stage to show (if null, show all stages)
   void goToProductDetail({
     required int warehouseId,
     required int productId,
     required String warehouseName,
+    int? stageId,
   }) {
     push(
       '/product-detail',
@@ -386,6 +392,7 @@ extension AppRouterExtension on BuildContext {
         'warehouseId': warehouseId,
         'productId': productId,
         'warehouseName': warehouseName,
+        if (stageId != null) 'stageId': stageId,
       },
     );
   }