public async Task <ActionResult <Collection> > AddItemsAsync(string id, AddCollectionItemsRequest request)
{
var result = await _collections.AddItemsAsync(id, request.Items, request.Position, CurrentConstraint);
if (!result.TryPickT0(out var collection, out _))
{
return(ResultUtilities.NotFound(id));
}
return(collection.Convert(_services));
}
