[PM-22101] Enforce restrictions on collections with DefaultUserCollection type (#5968)

* Add CreateCollectionCommand and associated interface with validation logic

* Implement CreateCollectionCommand to handle collection creation with organization checks and access permissions.
* Introduce ICreateCollectionCommand interface for defining the collection creation contract.
* Add unit tests for CreateCollectionCommand to validate various scenarios including permission checks and error handling.

* Add UpdateCollectionCommand and associated interface with validation logic

* Implement UpdateCollectionCommand to handle collection updates with organization checks and access permissions.
* Introduce IUpdateCollectionCommand interface for defining the collection update contract.
* Add unit tests for UpdateCollectionCommand to validate various scenarios including permission checks and error handling.

* Add scoped services for collection commands

* Register ICreateCollectionCommand and IUpdateCollectionCommand in the service collection for handling collection creation and updates.

* Refactor CollectionsController to use command interfaces for collection creation and updates

* Updated CollectionsController to utilize ICreateCollectionCommand and IUpdateCollectionCommand for handling collection creation and updates, replacing calls to ICollectionService.
* Adjusted related unit tests to verify the new command implementations.

* Refactor ICollectionService and CollectionService to remove SaveAsync method

* Removed the SaveAsync method from ICollectionService and its implementation in CollectionService.
* Updated related tests in CollectionServiceTests to reflect the removal of SaveAsync, ensuring existing functionality remains intact.

* Remove unused organization repository dependency from CollectionServiceTests

* Add validation to CreateCollectionCommand to prevent creation of DefaultUserCollection type

* Implemented a check in CreateCollectionCommand to throw a BadRequestException if a collection of type DefaultUserCollection is attempted to be created.
* Added a unit test to verify that the exception is thrown with the correct message when attempting to create a collection of this type.

* Add validation to DeleteCollectionCommand to prevent deletion of DefaultUserCollection type

* Implemented checks in DeleteAsync and DeleteManyAsync methods to throw a BadRequestException if a collection of type DefaultUserCollection is attempted to be deleted.
* Added unit tests to verify that the exceptions are thrown with the correct messages when attempting to delete collections of this type.

* Add validation in UpdateCollectionCommand to prevent editing DefaultUserCollection type

* Implemented a check in UpdateAsync to throw a BadRequestException if a collection of type DefaultUserCollection is attempted to be updated.
* Added a unit test to verify that the exception is thrown with the correct message when attempting to update a collection of this type.

* Add validation in UpdateOrganizationUserCommand to prevent modification of DefaultUserCollection type

* Implemented a check to throw a BadRequestException if an attempt is made to modify member access for collections of type DefaultUserCollection.
* Added a unit test to ensure the exception is thrown with the correct message when this condition is met.

* Add validation in UpdateGroupCommand to prevent modification of DefaultUserCollection type

* Implemented a check to throw a BadRequestException if an attempt is made to modify group access for collections of type DefaultUserCollection.
* Added a unit test to ensure the exception is thrown with the correct message when this condition is met.

* Add validation in BulkAddCollectionAccessCommand to prevent addition of collections of DefaultUserCollection type

* Implemented a check to throw a BadRequestException if an attempt is made to add access to collections of type DefaultUserCollection.
* Added a unit test to ensure the exception is thrown with the correct message when this condition is met.

* Add validation in CollectionService to prevent modification of DefaultUserCollection type

* Implemented a check in DeleteUserAsync to throw a BadRequestException if an attempt is made to modify member access for collections of type DefaultUserCollection.
* Added a unit test to ensure the exception is thrown with the correct message when this condition is met.

* Implement a check to throw a BadRequestException if an attempt is made to modify member access for collections of type DefaultUserCollection.

* Add validation in CollectionsController to prevent deletion of DefaultUserCollection type

* Implemented a check to return a BadRequestObjectResult if an attempt is made to delete a collection of type DefaultUserCollection.

* Remove unused test method for handling DefaultUserCollection in CollectionsControllerTests

* Update UpdateOrganizationUserCommandTests to use OrganizationUserType for user updates

src/Api/Public/Controllers/CollectionsController.cs

@@ -2,6 +2,7 @@
 using Bit.Api.Models.Public.Request;
 using Bit.Api.Models.Public.Response;
 using Bit.Core.Context;
+using Bit.Core.Enums;
 using Bit.Core.OrganizationFeatures.OrganizationCollections.Interfaces;
 using Bit.Core.Repositories;
 using Bit.Core.Services;
@@ -116,6 +117,12 @@ public class CollectionsController : Controller
         {
             return new NotFoundResult();
         }
+
+        if (collection.Type == CollectionType.DefaultUserCollection)
+        {
+            return new BadRequestObjectResult(new ErrorResponseModel("You cannot delete a collection with the type as DefaultUserCollection."));
+        }
+
         await _collectionRepository.DeleteAsync(collection);
         return new OkResult();
     }