public void DisplayConversationInfo(ConversationType type, string id)
{
this.lab_conversationId.Text = id;
this.lab_convarsationType.Text = type.ToString();
}
private void ChatBox_OnChatCreatedEvent(ConversationType type, string id)
{
this.lab_convarsationType.Text = type.ToString();
this.lab_conversationId.Text = id;
}
public async Task <PollDto> VotePollAsync(Guid pollId, long conversationId, ConversationType conversationType, List <PollVoteVm> options, long votingUserId)
{
if (!await conversationsService.IsUserInConversationAsync(conversationType, conversationId, votingUserId).ConfigureAwait(false))
{
throw new PermissionDeniedException("User is not in conversation.");
}
using (MessengerDbContext context = contextFactory.Create())
{
var poll = await context.Polls
.Include(opt => opt.Options)
.ThenInclude(opt => opt.PollOptionVotes)
.FirstOrDefaultAsync(opt =>
opt.PollId == pollId &&
opt.ConvertsationId == conversationId &&
opt.ConversationType == conversationType)
.ConfigureAwait(false);
if (poll == null)
{
throw new ObjectDoesNotExistsException($"Poll not found (Poll Id: {pollId}, {conversationType.ToString()}Id: {conversationId}).");
}
if (options == null || !options.Any())
{
foreach (var option in poll.Options)
{
option.PollOptionVotes = option.PollOptionVotes.Where(vote => vote.UserId != votingUserId).ToList();
}
}
List <PollOptionVote> newVotes = new List <PollOptionVote>();
List <PollOptionVote> removedVotes = new List <PollOptionVote>();
foreach (var voteOption in options)
{
var option = poll.Options.FirstOrDefault(opt => opt.OptionId == voteOption.OptionId);
if (option != null && voteOption.Sign != null && voteOption.Sign.Data != null)
{
if (!option.PollOptionVotes.Any(vote => vote.UserId == votingUserId))
{
if (poll.SignRequired)
{
if (voteOption.Sign == null || voteOption.Sign.Data == null || !voteOption.Sign.Data.Any())
{
throw new InvalidSignException($"Vote №{voteOption.OptionId} is not signed.");
}
var signKey = await context.Keys
.FirstOrDefaultAsync(key => key.KeyId == voteOption.Sign.KeyId && key.Type == KeyType.SignAsymKey)
.ConfigureAwait(false);
if (signKey == null)
{
throw new ObjectDoesNotExistsException($"Key not found (Key Id: {voteOption.Sign.KeyId}.");
}
}
newVotes.Add(new PollOptionVote
{
ConversationId = conversationId,
ConversationType = conversationType,
OptionId = voteOption.OptionId,
UserId = votingUserId,
PollId = pollId,
Sign = voteOption.Sign?.Data,
SignKeyId = voteOption.Sign?.KeyId
});
}
else
{
removedVotes.Add(option.PollOptionVotes
.FirstOrDefault(opt => opt.UserId == votingUserId && opt.OptionId == voteOption.OptionId));
}
}
else
{
if (!option.PollOptionVotes.Any(vote => vote.UserId == votingUserId))
{
newVotes.Add(new PollOptionVote
{
ConversationId = conversationId,
ConversationType = conversationType,
OptionId = voteOption.OptionId,
UserId = votingUserId,
PollId = pollId
});
}
else
{
removedVotes.Add(option.PollOptionVotes
.FirstOrDefault(opt => opt.UserId == votingUserId && opt.OptionId == voteOption.OptionId));
}
}
foreach (var vote in newVotes)
{
option.PollOptionVotes.Add(vote);
}
foreach (var vote in removedVotes)
{
option.PollOptionVotes.Remove(vote);
}
}
if (!poll.MultipleSelection && poll.Options.Count(opt => opt.PollOptionVotes.Any(vote => vote.UserId == votingUserId)) > 1)
{
throw new InvalidOperationException("Multiple voting is not allowed in current poll.");
}
context.Polls.Update(poll);
await context.SaveChangesAsync().ConfigureAwait(false);
return(PollConverter.GetPollDto(poll));
}
}
