public IHttpActionResult Get()
        {
            AffiliationService affiliationService = CreateAffiliationService();
            var affiliations = affiliationService.ReadAffiliations();

            return(Ok(affiliations));
        }
        public IHttpActionResult Get(int id)
        {
            AffiliationService affiliationService = CreateAffiliationService();
            var affiliation = affiliationService.ReadAffiliationById(id);

            return(Ok(affiliation));
        }
        private AffiliationService CreateAffiliationService()
        {
            var userId             = Guid.Parse(User.Identity.GetUserId());
            var affiliationService = new AffiliationService(userId);

            return(affiliationService);
        }