public async Task <IActionResult> VoteForCandidate(int voterId, VoteForCandidateDto voteForCandidateDto)
{
var voterFromQueryHandler = await Mediator.Send(new GetVoterByIdQuery(voterId)) ?? EmptyVoter;
if (voterFromQueryHandler == EmptyVoter)
{
return(ValidationProblem(NO_VOTER_FOUND));
}
var candidateFromQueryHandler = await Mediator.Send(new GetCandidateByIdQuery(voteForCandidateDto.CandidateId)) ?? EmptyCandidate;
if (candidateFromQueryHandler == EmptyCandidate)
{
return(ValidationProblem(NO_CANDIDATE_FOUND));
}
var voterHasAlreadyVotedForCategory = await Mediator.Send(new VoterHasVotedForCategoryQuery(voterId, candidateFromQueryHandler.CategoryId));
if (voterHasAlreadyVotedForCategory)
{
return(ValidationProblem(VOTER_ALREADY_VOTED_FOR_CANDIDATE));
}
var voterCandidateFromQueryHandler = await Mediator.Send(
new GetVoterCandidateByVoterAndCandidateIdQuery(voteForCandidateDto.CandidateId, voterId)) ?? EmptyVoterCandidate;
if (voterCandidateFromQueryHandler.VoterId == voterId)
{
return(ValidationProblem(VOTER_ALREADY_VOTED_FOR_CANDIDATE));
}
var voterCandidateFromCommandHandler = await Mediator.Send(new CreateVoteCandidateCommand(voterId, voteForCandidateDto));
return(CreatedAtRoute(
new { voterId = voterCandidateFromCommandHandler.Id },
voterCandidateFromCommandHandler));
}
public CreateVoteCandidateCommand(int voterId, VoteForCandidateDto voteForCandidateDto)
{
VoterId = voterId;
VoteForCandidateDto = voteForCandidateDto;
}
