public async Task <CardAttemptPayload> AttemptKataAsync(
AttemptKataInput input,
[GlobalState] int currentUserId,
[Service] AppDbContext db,
[Service] KataService kata,
CancellationToken cancellationToken)
{
var now = DateTime.UtcNow;
var engineName = input.EvaluationEngine switch {
EvaluationEngine.Python => "python",
_ => throw new QueryException(
ErrorBuilder
.New()
.SetMessage("Invalid execution engine")
.SetCode("INVALID_EXECUTION_ENGINE").Build())
};
var req = new KataRequest
{
Source = input.Guess,
ExecutionEnvironment = engineName,
ExecutionContext = "default",
};
try
{
var kataResult = await kata.RunKata(req);
var user = await db.Users.FindAsync(currentUserId);
var card = await db.Cards.FindAsync(input.CardId);
var cardAttempt = new CardAttempt
{
Result = (AttemptResult)kataResult.ResponseCode,
ResultText = kataResult.ResponseText,
TimeBeforeResponding = TimeSpan.FromSeconds(1), // TODO
AttemptedAt = now,
User = user,
Card = card,
};
card.MarkAttempt(cardAttempt.Result);
db.CardAttempts.Add(cardAttempt);
await db.SaveChangesAsync();
return(new CardAttemptPayload(cardAttempt, input.ClientMutationId));
}
catch (KataExecutionException)
{
throw new QueryException(
ErrorBuilder
.New()
.SetMessage("Internal error, kata did not execute.")
.SetCode("KATA_RUNTIME").Build());
}
}
public async Task <CardAttemptPayload> ReportAttemptAsync(
[GlobalState] int currentUserId,
ReportAttemptInput input,
[Service] AppDbContext db,
CancellationToken cancellationToken)
{
var card = await db.Cards.FindAsync(input.CardId);
var cardAttempt = new CardAttempt
{
TimeBeforeResponding = TimeSpan.FromMilliseconds(input.TimeBeforeResponding),
Result = input.Result,
User = await db.Users.FindAsync(currentUserId),
Card = card,
ResultText = input.ResultText,
AttemptedAt = DateTime.UtcNow,
};
card.MarkAttempt(cardAttempt.Result);
db.CardAttempts.Add(cardAttempt);
await db.SaveChangesAsync();
return(new CardAttemptPayload(cardAttempt, input.ClientMutationId));
}
public CardAttemptPayload(CardAttempt cardAttempt, string?clientMutationId)
{
CardAttempt = cardAttempt;
ClientMutationId = clientMutationId;
}