ref: project structure

application/MasterData/Commands/UpdateMasterData.cs

@@ -0,0 +1,28 @@
+using AutoMapper;
+using MediatR;
+using mws.backend.dotnet.application.Common;
+
+namespace mws.backend.dotnet.application.MasterData;
+
+public record UpdateMasterDataCommand(Guid Id, SaveMasterDataRequest Request) : IRequest<MasterDataDto>;
+
+public class UpdateMasterDataHandler(IUnitOfWork uow, IMapper mapper) : IRequestHandler<UpdateMasterDataCommand, MasterDataDto>
+{
+    public async Task<MasterDataDto> Handle(UpdateMasterDataCommand command, CancellationToken ct)
+    {
+        var existing = await uow.MasterData.GetByIdAsync(command.Id, ct)
+            ?? throw new NotFoundException("Master data entry not found");
+
+        var updated = await MasterDataValidation.ValidateAsync(uow, command.Request, command.Id, ct);
+
+        existing.Group = updated.Group;
+        existing.Label = updated.Label;
+        existing.Value = updated.Value;
+        existing.SortOrder = updated.SortOrder;
+        existing.IsActive = updated.IsActive;
+        existing.UpdatedAt = DateTime.UtcNow;
+
+        await uow.SaveChangesAsync(ct);
+        return mapper.Map<MasterDataDto>(existing);
+    }
+}