ASP.NET Core 3 and React

Implementing custom model binding

Now, we are going to rework the implementation of the post question endpoint so that we have a naive implementation of custom model binding:

1. First, let's install Newtonsoft.Json via NuGet. We are going to use this library to deserialize the request body.
2. Now, add the following using statements in QuestionsController.cs:

using System.IO; using Newtonsoft.Json; 

3. In the PostQuestion action method, remove the parameters and manually create the questionPostRequest model using JSON.NET:

[HttpPost]public async Task<ActionResult<QuestionGetSingleResponse>> PostQuestion() {  var json =     await new StreamReader(Request.Body).ReadToEndAsync();  var questionPostRequest =  JsonConvert.DeserializeObject<QuestionPostRequest>(json); ...