public GroupDTO GetGroupDetailsByInvitationGuid(string token, string invitationGuid) { var invitation = _invitationRepository.GetOpenInvitation(invitationGuid); var group = Mapper.Map <MpGroup, GroupDTO>(_mpGroupRepository.GetSmallGroupDetailsById(invitation.SourceId)); var groups = new List <GroupDTO> { @group }; GetGroupAttributes(token, groups); GetGroupParticipants(groups); return(groups[0]); }