Override `ApplyDefaultSorting` instead of `ApplySorting`

modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application/EasyAbp/EShop/Products/ProductCategories/ProductCategoryAppService.cs

@@ -39,11 +39,10 @@ namespace EasyAbp.EShop.Products.ProductCategories
             return queryable;
         }
 
-        protected override IQueryable<ProductCategory> ApplySorting(IQueryable<ProductCategory> query,
-            GetProductCategoryListDto input)
+        protected override IQueryable<ProductCategory> ApplyDefaultSorting(IQueryable<ProductCategory> query)
         {
-            return base.ApplySorting(query, input)
-                .OrderBy(x => x.DisplayOrder);
+            return query.OrderBy(x => x.DisplayOrder)
+                .ThenBy(x => x.Id);
         }
 
         [RemoteService(false)]

modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application/EasyAbp/EShop/Products/Products/ProductAppService.cs

@@ -64,10 +64,10 @@ namespace EasyAbp.EShop.Products.Products
                 .WhereIf(!input.ShowUnpublished, x => x.IsPublished);
         }
 
-        protected override IQueryable<Product> ApplySorting(IQueryable<Product> query, GetProductListInput input)
+        protected override IQueryable<Product> ApplyDefaultSorting(IQueryable<Product> query)
         {
-            return base.ApplySorting(query, input)
-                .OrderBy(x => x.DisplayOrder);
+            return query.OrderBy(x => x.DisplayOrder)
+                .ThenBy(x => x.Id);
         }
 
         protected override Product MapToEntity(CreateUpdateProductDto createInput)

modules/EasyAbp.EShop.Products/src/EasyAbp.EShop.Products.Application/EasyAbp/EShop/Products/Products/ProductViewAppService.cs

@@ -55,11 +55,10 @@ namespace EasyAbp.EShop.Products.Products
                 .WhereIf(!input.ShowUnpublished, x => x.IsPublished);
         }
 
-        protected override IQueryable<ProductView> ApplySorting(IQueryable<ProductView> query,
-            GetProductListInput input)
+        protected override IQueryable<ProductView> ApplyDefaultSorting(IQueryable<ProductView> query)
         {
-            return base.ApplySorting(query, input)
-                .OrderBy(x => x.DisplayOrder);
+            return query.OrderBy(x => x.DisplayOrder)
+                .ThenBy(x => x.Id);
         }
 
         public override async Task<PagedResultDto<ProductViewDto>> GetListAsync(GetProductListInput input)