public async Task <Answer> GetAnswerByChallengeId(Guid challengeId)
{
Challenge challenge = await _dbContext.Challenges.SingleOrDefaultAsync(x => x.Id == challengeId);
if (challenge != null)
{
return(JsonConvert.DeserializeObject <Answer>(challenge.Answer));
}
return(null);
}
private async Task <Status> GetChallengeStatus(Guid teamId, Identifier identifier)
{
Challenge challenge = await _dbContext.Challenges
.Where(x => x.Team.Id == teamId)
.Where(x => x.Status == Status.Successful)
.OrderByDescending(x => x.SolvedOn)
.FirstOrDefaultAsync(x => x.Identifier == identifier);
return(challenge != null && (identifier == Identifier.Challenge01 || challenge.SolvedOn >= DateTime.UtcNow.Subtract(TimeSpan.FromMinutes(15))) ? Status.Successful : Status.Unsuccessful);
}
public async Task <Challenge> CreateChallenge(Guid challengeId, Question question, Answer answer, Identifier identifier)
{
Challenge challenge = new Challenge
{
Id = challengeId,
Identifier = identifier,
Team = null,
Question = JsonConvert.SerializeObject(question),
Answer = JsonConvert.SerializeObject(answer)
};
await _dbContext.Challenges.AddAsync(challenge);
await _dbContext.SaveChangesAsync();
return(challenge);
}
