public async Task <IActionResult> PostUpvoteAnswer([FromBody] UpvoteAnswer upvoteAnswer)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            _context.UpvoteAnswer.Add(upvoteAnswer);
            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateException)
            {
                if (UpvoteAnswerExists(upvoteAnswer.AnswerId))
                {
                    return(new StatusCodeResult(StatusCodes.Status409Conflict));
                }
                else
                {
                    throw;
                }
            }

            return(CreatedAtAction("GetUpvoteAnswer", new { id = upvoteAnswer.AnswerId }, upvoteAnswer));
        }
        public async Task <IActionResult> PutUpvoteAnswer([FromRoute] long id, [FromBody] UpvoteAnswer upvoteAnswer)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != upvoteAnswer.AnswerId)
            {
                return(BadRequest());
            }

            _context.Entry(upvoteAnswer).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!UpvoteAnswerExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(NoContent());
        }