public async Task ApplyResult_WithVotingCandidates_AppliesWinnerCandidate()
{
// Arrange
var songId = Guid.NewGuid();
var votingCandidate = new SongWithVoteCount
{
Song = new Song {
Id = songId
},
VoteCount = 3
};
var currentSong = new CurrentSong
{
Song = votingCandidate.Song,
VoteCount = votingCandidate.VoteCount
};
_votingCandidateRepository.GetWithVoteCountBySongOrDefaultAsync(songId).Returns(Task.FromResult(votingCandidate));
_currentSongService.UpdateOrCreateAsync(Arg.Any <SongWithVoteCount>()).Returns(Task.FromResult(currentSong));
// Act
await _votingFinisher.ApplyResultAsync(songId);
// Assert
await _currentSongService.Received(1).UpdateOrCreateAsync(votingCandidate);
}
public async Task ApplyResultAsync(Guid votingResultSongId)
{
var votingCandidateToApply = await _votingCandidateRepository.GetWithVoteCountBySongOrDefaultAsync(votingResultSongId);
if (votingCandidateToApply == null)
{
// If there are no voting candidates yet, we have to construct a new song with default vote count
var song = await _songRepository.GetByIdAsync(votingResultSongId);
votingCandidateToApply = SongWithDefaultVoteCount(song);
}
var newVotingCandidateSongs = await _songRepository.GetRandomAsync(take : Constants.App.NUMBER_OF_VOTING_CANDIDATES);
var currentSong = await _currentSongService.UpdateOrCreateAsync(votingCandidateToApply);
await _votingCandidateService.UpdateOrCreateAsync(newVotingCandidateSongs);
_logger.LogInformation("Changing current song to {0}. Estimated end is {1}", currentSong.Song.FileName, currentSong.EndsAtTime.ToString());
}