SUBD_PIbd-23_ZakharovRA/CarShowroom/CarShowroomManagerApp/APIClient.cs

using CarShowroomDataModels.Views;
using Newtonsoft.Json;
using System.Net.Http.Headers;
using System.Text;
using System.Xml;

namespace CarShowroomManagerApp
{
    public static class ApiClient
    {
        private static readonly HttpClient _client = new();
        public static EmployeeView? Client { get; set; } = null;
        public static void Connect(IConfiguration configuration)
        {
            string? ip = configuration["IPAddress"];
            if (ip == null)
            {
                throw new Exception("RestApi application's IPAddress is undefined");
            }
            _client.BaseAddress = new Uri(ip);
            _client.DefaultRequestHeaders.Accept.Clear();
            _client.DefaultRequestHeaders.Accept.Add(new
            MediaTypeWithQualityHeaderValue("application/json"));
        }
        public static T? GetRequest<T>(string requestUrl)
        {
            var response = _client.GetAsync(requestUrl);
            var result = response.Result.Content.ReadAsStringAsync().Result;
            if (response.Result.IsSuccessStatusCode)
            {
                return JsonConvert.DeserializeObject<T>(result);
            }
            else
            {
                throw new Exception(result);
            }
        }
        public static void PostRequest<T>(string requestUrl, T model)
        {
            var json = JsonConvert.SerializeObject(model);
            var data = new StringContent(json, Encoding.UTF8, "application/json");
            var response = _client.PostAsync(requestUrl, data);
            var result = response.Result.Content.ReadAsStringAsync().Result;
            if (!response.Result.IsSuccessStatusCode)
            {
                throw new Exception(result);
            }
        }
    }
}