public async Task ModifyAnswerAsync(Answer ans)
{
try
{
if (ans.Author == null)
{
throw new InvalidOperationException("No User is logged in");
}
var e = Mapper.MapAnswer(ans);
var oldQ = _context.Answers.Where(x => x.Id == ans.ID).FirstOrDefault();
_context.Entry(oldQ).CurrentValues.SetValues(e);
await _context.SaveChangesAsync();
}
catch
{
throw new InvalidOperationException("There is no such answer to the question existed");
}
}
