public IMaybe <MetadataDefinitionGroupResource> FindByName(string name)
{
var result = _metaDataDefinitionGroupProjectionRepository.ToQueryable()
.FirstOrDefault(a => a.Name == name);
return(result == null?MaybeExtensions.ToMaybe <MetadataDefinitionGroupResource>(null) : result.ToMetadataDefinitionGroupResource().ToMaybe());
}
