public async Task GetTotalNumberOfVotersForEventTest()
        {
            Guid eId = new Guid();
            Event e = new Event { Id = eId };
            VoteForPlace vp1 = new VoteForPlace { Id = new Guid("00000000-0000-0000-0000-000000000000"), UserId = "0" };
            VoteForPlace vp2 = new VoteForPlace { Id = new Guid("00000000-0000-0000-0000-000000000001"), UserId = "1" };
            Place p1 = new Place { Id = new Guid("00000000-0000-0000-0000-000000000000"), Event = e, EventId = eId, VotesForPlace = new List<VoteForPlace> { vp1, vp2 } };
            Place p2 = new Place { Id = new Guid("00000000-0000-0000-0000-000000000001"), Event = e, EventId = eId };
            List<Place> places = new List<Place> { p1, p2 };
            VoteForDate vd1 = new VoteForDate { Id = new Guid("00000000-0000-0000-0000-000000000000"), UserId = "1" };
            VoteForDate vd2 = new VoteForDate { Id = new Guid("00000000-0000-0000-0000-000000000001"), UserId = "2" };
            TimeSlot t1 = new TimeSlot { Id = new Guid("00000000-0000-0000-0000-000000000000"), Event = e, EventId = eId, VotesForDate = new List<VoteForDate> { vd1, vd2 } };
            TimeSlot t2 = new TimeSlot { Id = new Guid("00000000-0000-0000-0000-000000000001"), Event = e, EventId = eId };
            List<TimeSlot> timeslots = new List<TimeSlot> { t1, t2 };
            var tcs1 = new TaskCompletionSource<IList<Place>>();
            tcs1.SetResult(places);
            var tcs2 = new TaskCompletionSource<IList<TimeSlot>>();
            tcs2.SetResult(timeslots);

            _eventDetailsService.Setup(mock => mock.GetPlacesWithVotes(eId)).Returns(tcs1.Task);
            _eventDetailsService.Setup(mock => mock.GetDatesWithVotes(eId)).Returns(tcs2.Task);
            var task = await _votingService.GetTotalNumberOfVotersForEvent(eId);
            _eventDetailsService.Verify(mock => mock.GetPlacesWithVotes(eId), Times.Once(), "Method GetPlacesWithVotes was not called or was called more than once (or its parameters were wrong).");
            _eventDetailsService.Verify(mock => mock.GetDatesWithVotes(eId), Times.Once(), "Method GetPlacesWithVotes was not called or was called more than once (or its parameters were wrong).");

            Assert.AreEqual(3, task, "Returned number of voters is different to the actual value");

        }
        /// <summary>
        ///     Asynchronous method that adds or update en existed date vote based on date vote entity.
        /// </summary>
        /// <param name="voteForDate">Date vote entity with related</param>
        /// <returns>Returns created date vote entity</returns>
        public virtual async Task<VoteForDate> AddOrUpdate(VoteForDate voteForDate)
        {
            using (var context = EventPlannerContext.Get())
            {
                var entity = Mapper.Map<VoteForDateEntity>(voteForDate);

                context.VotesForDates.AddOrUpdate(entity);
                await context.SaveChangesAsync();

                return Mapper.Map<VoteForDate>(entity);
            }
        }
        public async Task GetVotesForDateAsyncTest()
        {
            Guid eId = new Guid();
            Event e = new Event { Id = eId };
            TimeSlot t1 = new TimeSlot { Id = new Guid("00000000-0000-0000-0000-000000000001"), EventId = eId, Event = e };
            TimeSlot t2 = new TimeSlot { Id = new Guid("00000000-0000-0000-0000-000000000002"), EventId = eId, Event = e };
            VoteForDate vd1 = new VoteForDate { Id = new Guid("00000000-0000-0000-0000-000000000000"), TimeSlotId = t1.Id, TimeSlot = t1 };
            VoteForDate vd2 = new VoteForDate { Id = new Guid("00000000-0000-0000-0000-000000000002"), TimeSlotId = t1.Id, TimeSlot = t1 };
            VoteForDate vd3 = new VoteForDate { Id = new Guid("00000000-0000-0000-0000-000000000003"), TimeSlotId = t2.Id, TimeSlot = t2 };
            var tcs = new TaskCompletionSource<List<VoteForDate>>();
            tcs.SetResult(new List<VoteForDate> { vd1, vd2, vd3 });
            _voteForDateRepository.Setup(mock => mock.GetAll()).Returns(tcs.Task);
            var task = await _votingService.GetVotesForDateAsync(eId, t1.Id);
            _voteForDateRepository.Verify(mock => mock.GetAll(), Times.Once(), "Method GetAll was not called or was called more than once (or its parameters were wrong).");

            CollectionAssert.AreEqual(new List<VoteForDate> { vd1, vd2 }, task.ToList(), "Returned list of votes is not correct");
        }
 /// <summary>
 /// Submit Vote for date and stores it to database
 /// </summary>
 /// <param name="voteForDate">VoteForDate to submit</param>
 /// <returns>Submitted VoteForDate</returns>
 public async Task<VoteForDate> SubmitVoteForDate(VoteForDate voteForDate)
 {
     return await _voteForDateRepository.AddOrUpdate(voteForDate);
 }
        public async Task SubmitVoteForDateTest()
        {
            TimeSlot t1 = new TimeSlot { Id = new Guid("00000000-0000-0000-0000-000000000001") };
            VoteForDate vd1 = new VoteForDate { Id = new Guid("00000000-0000-0000-0000-000000000000"), TimeSlotId = t1.Id, TimeSlot = t1 };
            var tcs = new TaskCompletionSource<VoteForDate>();
            tcs.SetResult(vd1);
            _voteForDateRepository.Setup(mock => mock.AddOrUpdate(vd1)).Returns(tcs.Task);
            var task = await _votingService.SubmitVoteForDate(vd1);
            _voteForDateRepository.Verify(mock => mock.AddOrUpdate(vd1), Times.Once(), "Method AddOrUpdate was not called or was called more than once (or its parameters were wrong).");

            Assert.AreEqual(task, vd1, "Vote was not submitted correctly.");
        }
        public async Task<JsonResult> SubmitVoteForDate(Guid eventId, Guid optionId, Guid usersVoteId, WillAttend? willAttend)
        {
            var userId = User.Identity.GetUserId();
            var voteModel = new VoteForDate()
            {
                Id = usersVoteId,
                TimeSlotId = optionId,
                UserId = userId,
                WillAttend = willAttend
            };

            await _votingService.SubmitVoteForDate(voteModel);

            var votes = await _votingService.GetVotesForDateAsync(eventId, optionId);
            var totalNumberOfVoters = await _votingService.GetTotalNumberOfVotersForEvent(eventId);

            return Json(new
            {
                Option = new OptionViewModel()
                {
                    UsersVote = MappingHelper.MapToUsersVoteModel(votes, userId),
                    Votes = MappingHelper.MapToVotesViewModel(votes)
                },
                TotalNumberOfVoters = totalNumberOfVoters
            },
                JsonRequestBehavior.AllowGet);
        }