public async Task UpdateAnswer(apiModels.Answer answer)
{
if (answer == null)
{
throw new ArgumentNullException(nameof(answer));
}
var text = answer.Text.TrimToNull();
if (text == null)
{
throw new InvalidOperationException("Answer With Empty Text cannot be updated!");
}
var dbModel = await _dbContext.Answer.FirstOrDefaultAsync(q => q.Id == answer.Id) ?? throw new InvalidOperationException("Wrong Answer Id Provided.");
dbModel.Text = text;
_dbContext.Answer.Update(dbModel);
await _dbContext.SaveChangesAsync();
}
public async Task CreateAnswer(int questionId, apiModels.Answer answer)
{
if (answer == null)
{
throw new ArgumentNullException(nameof(answer));
}
var text = answer.Text.TrimToNull();
if (text == null)
{
throw new InvalidOperationException("Answer With Empty Text cannot be created!");
}
var dbQuestion = await _dbContext.Question.FirstOrDefaultAsync(q => q.Id == questionId) ?? throw new InvalidOperationException("Wrong Question Id Provided.");
var dbModel = new Answer {
Text = text, QuestionId = dbQuestion.Id
};
_dbContext.Answer.Add(dbModel);
await _dbContext.SaveChangesAsync();
}
