Add validators and services for Product Galleries and Product Tags

- Implemented Create, Delete, Get, and Update validators for Product Galleries.
- Added Create, Delete, Get, and Update validators for Product Tags.
- Created service classes for handling Discount Categories, Discount Orders, Discount Products, Discount Shopping Cart, Product Categories, Product Galleries, and Product Tags.
- Each service class integrates with CQRS for command and query handling.
- Established mapping profiles for Product Galleries.

src/CMSMicroservice.WebApi/Services/DiscountCategoryService.cs

@@ -0,0 +1,38 @@
+using CMSMicroservice.Protobuf.Protos.DiscountCategory;
+using CMSMicroservice.WebApi.Common.Services;
+using CMSMicroservice.Application.DiscountShopCQ.Commands.CreateDiscountCategory;
+using CMSMicroservice.Application.DiscountShopCQ.Commands.UpdateDiscountCategory;
+using CMSMicroservice.Application.DiscountShopCQ.Commands.DeleteDiscountCategory;
+using CMSMicroservice.Application.DiscountShopCQ.Queries.GetDiscountCategories;
+
+namespace CMSMicroservice.WebApi.Services;
+
+public class DiscountCategoryService : DiscountCategoryContract.DiscountCategoryContractBase
+{
+    private readonly IDispatchRequestToCQRS _dispatchRequestToCQRS;
+
+    public DiscountCategoryService(IDispatchRequestToCQRS dispatchRequestToCQRS)
+    {
+        _dispatchRequestToCQRS = dispatchRequestToCQRS;
+    }
+
+    public override async Task<CreateDiscountCategoryResponse> CreateDiscountCategory(CreateDiscountCategoryRequest request, ServerCallContext context)
+    {
+        return await _dispatchRequestToCQRS.Handle<CreateDiscountCategoryRequest, CreateDiscountCategoryCommand, CreateDiscountCategoryResponse>(request, context);
+    }
+
+    public override async Task<Empty> UpdateDiscountCategory(UpdateDiscountCategoryRequest request, ServerCallContext context)
+    {
+        return await _dispatchRequestToCQRS.Handle<UpdateDiscountCategoryRequest, UpdateDiscountCategoryCommand>(request, context);
+    }
+
+    public override async Task<Empty> DeleteDiscountCategory(DeleteDiscountCategoryRequest request, ServerCallContext context)
+    {
+        return await _dispatchRequestToCQRS.Handle<DeleteDiscountCategoryRequest, DeleteDiscountCategoryCommand>(request, context);
+    }
+
+    public override async Task<GetDiscountCategoriesResponse> GetDiscountCategories(GetDiscountCategoriesRequest request, ServerCallContext context)
+    {
+        return await _dispatchRequestToCQRS.Handle<GetDiscountCategoriesRequest, GetDiscountCategoriesQuery, GetDiscountCategoriesResponse>(request, context);
+    }
+}