public async Task <IActionResult> GetMultipleChoicesAnswerById([FromRoute] int id)
{
var multipleChoicesAnswer = await _service.MultipleChoicesAnswerService.GetByIdAsync(id);
if (multipleChoicesAnswer == null)
{
return(ErrorResult($"Can not found Multiple Choices Answer with Id: {id}"));
}
var multipleChoicesAnswerRes = new MultipleChoicesAnswerModel
{
AnswerId = multipleChoicesAnswer.AnswerId,
Id = multipleChoicesAnswer.Id,
MultipleChoicesExerciseId = multipleChoicesAnswer.MultipleChoicesExerciseId,
Result = multipleChoicesAnswer.Result
};
return(SuccessResult(multipleChoicesAnswerRes, "Get Multiple Choices Answer successfully."));
}
public async Task <IActionResult> CreateMultipleChoicesAnswer([FromBody] MultipleChoicesAnswerModel model)
{
var newMultipleChoicesAnswer = new MultipleChoicesAnswer();
try
{
if (!ModelState.IsValid)
{
ValidModel();
}
//check if this question has been done yet
var existingMultipleChoicesAnswer = await _service.MultipleChoicesAnswerService.CheckExistingBasedOnAnswerIdAndExerciseId(model.AnswerId, model.MultipleChoicesExerciseId);
if (existingMultipleChoicesAnswer == true)
{
return(ErrorResult("You has already done this question."));
}
//check if multiple choices answer is existing
var multipleChoicesExercise = await _service.MultipleChoicesExerciseService.GetByIdAsync(model.MultipleChoicesExerciseId);
if (multipleChoicesExercise == null)
{
return(ErrorResult($"The Exercise with Id :{model.MultipleChoicesExerciseId} does not exist."));
}
newMultipleChoicesAnswer = new MultipleChoicesAnswer()
{
AnswerId = model.AnswerId,
MultipleChoicesExerciseId = model.MultipleChoicesExerciseId,
Result = model.Result
};
await _service.MultipleChoicesAnswerService.AddAsync(newMultipleChoicesAnswer);
}
catch (Exception e)
{
return(ErrorResult(e.Message));
}
return(SuccessResult(newMultipleChoicesAnswer, "Created Multiple Choices Answer successfully."));
}