public async Task <IActionResult> GetRandomExpiredForMixed()
{
var userId = User.FindFirst(ClaimTypes.NameIdentifier)?.Value;
if (String.IsNullOrEmpty(userId))
{
return(NotFound());
}
var hasUserFlashcardToLearn = new GetRandomExpiredFlashcardQ(userId);
if (await _mediator.Send(hasUserFlashcardToLearn) == null)
{
return(NotFound());
}
var getRandomExpiredFlashcardQuery = new GetRandomExpiredForMixedQ(userId);
var flashcard = await _mediator.Send(getRandomExpiredFlashcardQuery);
if (flashcard == null)
{
return(BadRequest("You have not enough flashcards to practice this mode."));
}
return(Ok(flashcard));
}
public async Task TestA()
{
var mock = new MockDataV3();
mock.Reset();
var serviceProvider = new ServiceCollection()
.AddTransient <IFlashcardProgressRepo, FlashcardProgressRepo>()
.AddDbContext <AppDbContext>(options => options.UseSqlServer(MockDatabaseFactory.DbMockConnectionString))
.AddMediatR(typeof(MediatREntryPoint).Assembly)
.BuildServiceProvider();
var mediator = serviceProvider.GetService <IMediator>();
var getRandomExpiredFlashcardQ = new GetRandomExpiredFlashcardQ("9a4e1d79-d64e-4ec4-85e5-53bdef5043f4");
var expectedReponses = new List <Guid>()
{
Guid.Parse("9884d783-427d-45d4-a1df-facaf81729f5"), Guid.Parse("2c083f4e-fdce-4c67-8ca7-e3c5d1b40d4e"), Guid.Parse("021fc2e4-e2cf-4120-a1af-df918ecad194")
};
var expectedReponsesNotContains = new List <Guid>()
{
Guid.Parse("594b1485-e842-482f-9b09-a649cb72bdb1"), Guid.Parse("91b5ae74-6197-449f-a4ef-c81068179822"), Guid.Parse("a6d821a0-75fd-4152-af8f-03fa17796430")
};
for (int i = 0; i < 100; i++)
{
var response = await mediator.Send(getRandomExpiredFlashcardQ);
Assert.Contains(response.FlashcardProgressId, expectedReponses);
Assert.DoesNotContain(response.FlashcardProgressId, expectedReponsesNotContains);
}
}
public async Task <IActionResult> GetRandomExpired()
{
var userId = User.FindFirst(ClaimTypes.NameIdentifier)?.Value;
if (String.IsNullOrEmpty(userId))
{
return(NotFound());
}
var getRandomExpiredFlashcardQuery = new GetRandomExpiredFlashcardQ(userId);
var flashcard = await _mediator.Send(getRandomExpiredFlashcardQuery);
if (flashcard == null)
{
return(NotFound());
}
return(Ok(flashcard));
}
public async Task <FlashcardPracticeChooseGetModel> Handle(GetRandomExpiredForChooseQ request, CancellationToken cancellationToken)
{
var getRandomExpiredFlashcardQ = new GetRandomExpiredFlashcardQ(request.UserId);
var choosenFlashcard = await _mediator.Send(getRandomExpiredFlashcardQ);
if (choosenFlashcard == null)
{
return(null);
}
var allPossibleAnswers = (await _flashcardRepo.GetWhereUserId(request.UserId))
.Select(e => choosenFlashcard.PracticeDirection == PracticeDirection.ForeignToNative ? e.Native : e.Foreign)
.ToList();
if (allPossibleAnswers.Count < 3)
{
return(null);
}
var firstIncorrectAns = choosenFlashcard.Back;
while (firstIncorrectAns == choosenFlashcard.Back)
{
firstIncorrectAns = allPossibleAnswers[(new Random()).Next(0, allPossibleAnswers.Count)];
}
var secondIncorrectAns = choosenFlashcard.Back;
while (secondIncorrectAns == choosenFlashcard.Back || secondIncorrectAns == firstIncorrectAns)
{
secondIncorrectAns = allPossibleAnswers[(new Random()).Next(0, allPossibleAnswers.Count)];
}
switch ((new Random()).Next(1, 4))
{
case 1:
return(new FlashcardPracticeChooseGetModel()
{
FlashcardProgressId = choosenFlashcard.FlashcardProgressId,
CorrectAns = 1,
Front = choosenFlashcard.Front,
AnsA = choosenFlashcard.Back,
AnsB = firstIncorrectAns,
AnsC = secondIncorrectAns
});
case 2:
return(new FlashcardPracticeChooseGetModel()
{
FlashcardProgressId = choosenFlashcard.FlashcardProgressId,
CorrectAns = 2,
Front = choosenFlashcard.Front,
AnsA = firstIncorrectAns,
AnsB = choosenFlashcard.Back,
AnsC = secondIncorrectAns
});
case 3:
return(new FlashcardPracticeChooseGetModel()
{
FlashcardProgressId = choosenFlashcard.FlashcardProgressId,
CorrectAns = 3,
Front = choosenFlashcard.Front,
AnsA = firstIncorrectAns,
AnsB = secondIncorrectAns,
AnsC = choosenFlashcard.Back,
});
default:
return(null);
}
}
