public IHttpActionResult PostComment(tempComment comment)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            var addedComment = new Comment();

            string id;
            id = User.Identity.GetUserId();
            id = RequestContext.Principal.Identity.GetUserId();
            var manager = new UserManager<ApplicationUser>(new UserStore<ApplicationUser>(db));
            var currentUser = manager.FindById(id);

            addedComment.Author = currentUser;
            addedComment.Content = comment.Content;
            addedComment.DateTime = DateTime.Now;
            if (comment.Rating < 1)
                comment.Rating = 1;
            else if (comment.Rating > 5)
                comment.Rating = 5;
            addedComment.Rating = comment.Rating;

            var currentEstablishment = from estbl in db.Establishments where estbl.Id == comment.EstablishmentId select estbl;
            var final_establishment = currentEstablishment.Single();
            addedComment.Establishment = final_establishment;

            db.Comments.Add(addedComment);
            db.SaveChanges();

            return CreatedAtRoute("DefaultApi", new { id = comment.Id }, comment);
        }
        public IHttpActionResult PostComment(tempComment comment)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            var addedComment = new Comment();

            string id;

            id = User.Identity.GetUserId();
            id = RequestContext.Principal.Identity.GetUserId();
            var manager     = new UserManager <ApplicationUser>(new UserStore <ApplicationUser>(db));
            var currentUser = manager.FindById(id);

            addedComment.Author   = currentUser;
            addedComment.Content  = comment.Content;
            addedComment.DateTime = DateTime.Now;
            if (comment.Rating < 1)
            {
                comment.Rating = 1;
            }
            else if (comment.Rating > 5)
            {
                comment.Rating = 5;
            }
            addedComment.Rating = comment.Rating;

            var currentEstablishment = from estbl in db.Establishments where estbl.Id == comment.EstablishmentId select estbl;
            var final_establishment  = currentEstablishment.Single();

            addedComment.Establishment = final_establishment;

            db.Comments.Add(addedComment);
            db.SaveChanges();

            return(CreatedAtRoute("DefaultApi", new { id = comment.Id }, comment));
        }