public async Task <IActionResult> EditAnswer(Guid id, IFormCollection collection, AnswerEditViewModel answer, Guid QuizId, Guid QuestionId, string FotoURL)
        {
            try
            {
                answer.FotoURL = FotoURL;
                // TODO: Add update logic here
                Answer answerUpdate = new Answer
                {
                    Id          = answer.Id,
                    Description = answer.Description,
                    QuestionId  = answer.QuestionId,
                    FotoURL     = answer.FotoURL
                };

                string uniqueFileName = null;
                if (answer.Foto != null)
                {
                    string uploadsFolder = Path.Combine(hostingEnvironment.WebRootPath, "images");
                    uniqueFileName = Guid.NewGuid().ToString() + "_" + answer.Foto.FileName;
                    string filePath = Path.Combine(uploadsFolder, uniqueFileName);
                    answer.Foto.CopyTo(new FileStream(filePath, FileMode.Create));
                    answerUpdate.FotoURL = uniqueFileName;
                }
                if (answer.Correct.ToString() == "True")
                {
                    answerUpdate.Correct = Answer.IsCorrect.True;
                }
                else
                {
                    answerUpdate.Correct = Answer.IsCorrect.False;
                }

                var result = await quizRepo.UpdateAnswer(answerUpdate);

                if (result == null)
                {
                    return(RedirectToAction(nameof(Quizzes), new { exc = "Failed to update answer..." }));
                }

                Quiz quiz = await quizRepo.GetQuizForIdAsync(QuizId);

                if (quiz == null || QuizId == Guid.Empty)
                {
                    return(RedirectToAction(nameof(Quizzes), new { exc = "Wrong QuizId" }));
                }

                Question question = await quizRepo.GetQuestionForIdAsync(QuestionId);

                if (question == null || QuestionId == Guid.Empty)
                {
                    return(RedirectToAction(nameof(Quizzes), new { exc = "Wrong QuestionId" }));
                }
                return(RedirectToAction(nameof(QuestionAnswers), new { id = QuestionId, QuizId = QuizId, QuestionName = question.Description }));
            }
            catch (Exception exc)
            {
                return(RedirectToAction(nameof(Quizzes), new { exc = exc.Message }));
            }
        }