ASP.NET Core 3 and React

Creating an action method for posting an answer

The final action method we are going to implement is a method for posting an answer to a question:

1. This method will handle an HTTP POST to the api/question/answer path:

[HttpPost("answer")]public ActionResult<AnswerGetResponse>   PostAnswer(AnswerPostRequest answerPostRequest){    var questionExists =       _dataRepository.QuestionExists(answerPostRequest.QuestionId);    if (!questionExists)    {        return NotFound();    }    var savedAnswer = _dataRepository.PostAnswer(answerPostRequest);    return savedAnswer;}

The method checks whether the question exists and returns a 404 HTTP status code if it doesn't. The answer is then passed to the data repository to insert into the database. The saved answer is returned from ...