#nullable enable

​

using System;

using System.Net.Http;

using System.Net.Http.Json;

using System.Text.Json;

​

JsonSerializerOptions _options = new()

{

    PropertyNameCaseInsensitive = true

};

​

using HttpClient httpClient = new();

​

// An array with a single joke is returned

Joke[]? jokes = await httpClient.GetFromJsonAsync<Joke[]>(

    "https://official-joke-api.appspot.com/jokes/programming/random", _options);

​

Joke? joke = jokes?[0];

​

string text = joke is not null

    ? $"{joke.Setup}{Environment.NewLine}{joke.Punchline}"

    : "No joke here...";

​

Console.WriteLine(text);

​

public record Joke(int Id, string Type, string Setup, string Punchline);