HTTP API Client example foe ASP.NET Core course

api_client_example.cs

using System.Net.Http.Json;

public class ShopClient
{
    private readonly string _host;
    private readonly HttpClient _httpClient;

    public ShopClient(string? host = null, HttpClient? httpClient = null)
    {
        _httpClient = httpClient ?? new HttpClient();
    }

    public async Task<IReadOnlyList<Order>> GetOrders()
    {
        var uri = $"{_host}/orders";
        var response = await _httpClient.GetFromJsonAsync<IReadOnlyList<Order>>(uri);
        return response!;
    }
    
    public async Task AddProduct(Order order)
    {
        var uri = $"{_host}/add_order";
        await _httpClient.PostAsJsonAsync(uri, order);
    }
}