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| 1 | +using System; |
| 2 | +using System.Collections.Generic; |
| 3 | +using System.Collections.ObjectModel; |
| 4 | +using System.ComponentModel; |
| 5 | +using System.Linq; |
| 6 | +using System.Net.Http; |
| 7 | +using System.Net.Http.Json; |
| 8 | +using System.Runtime.CompilerServices; |
| 9 | +using System.Security.Claims; |
| 10 | +using System.Threading.Tasks; |
| 11 | +using Demo.Notes.Common.Model; |
| 12 | +using IdentityModel.Client; |
| 13 | + |
| 14 | +namespace Demo.Notes.Client.Desktop |
| 15 | +{ |
| 16 | + public class MainViewModel : INotifyPropertyChanged |
| 17 | + { |
| 18 | + private ClaimsPrincipal? _user; |
| 19 | + private string? _errorMessage; |
| 20 | + private UserTokenData? _tokens; |
| 21 | + |
| 22 | + public string? ErrorMessage |
| 23 | + { |
| 24 | + get => _errorMessage; |
| 25 | + set => SetField(ref _errorMessage, value); |
| 26 | + } |
| 27 | + |
| 28 | + public ClaimsPrincipal? User |
| 29 | + { |
| 30 | + get => _user; |
| 31 | + set |
| 32 | + { |
| 33 | + SetField(ref _user, value); |
| 34 | + NotifyOfPropertyChange(nameof(IsLoggedIn)); |
| 35 | + } |
| 36 | + } |
| 37 | + |
| 38 | + public ObservableCollection<ExtendedUserData> AllUsers { get; } = new ObservableCollection<ExtendedUserData>(); |
| 39 | + |
| 40 | + public bool IsLoggedIn => User != null; |
| 41 | + |
| 42 | + public UserTokenData? Tokens |
| 43 | + { |
| 44 | + get => _tokens; |
| 45 | + set => SetField(ref _tokens, value); |
| 46 | + } |
| 47 | + |
| 48 | + #region INotifyPropertyChanged |
| 49 | + public event PropertyChangedEventHandler? PropertyChanged; |
| 50 | + |
| 51 | + protected virtual void NotifyOfPropertyChange([CallerMemberName] string? propertyName = null) |
| 52 | + { |
| 53 | + PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName)); |
| 54 | + } |
| 55 | + |
| 56 | + protected bool SetField<T>(ref T field, T value, [CallerMemberName] string? propertyName = null) |
| 57 | + { |
| 58 | + if (EqualityComparer<T>.Default.Equals(field, value)) |
| 59 | + return false; |
| 60 | + field = value; |
| 61 | + NotifyOfPropertyChange(propertyName); |
| 62 | + return true; |
| 63 | + } |
| 64 | + #endregion |
| 65 | + |
| 66 | + public async Task LoadData() |
| 67 | + { |
| 68 | + var adminClient = new HttpClient |
| 69 | + { |
| 70 | + BaseAddress = new Uri("https://localhost:7299") |
| 71 | + }; |
| 72 | + var userClient = new HttpClient |
| 73 | + { |
| 74 | + BaseAddress = new Uri("https://localhost:7274") |
| 75 | + }; |
| 76 | + if (Tokens?.AccessToken != null) |
| 77 | + { |
| 78 | + adminClient.SetBearerToken(Tokens.AccessToken); |
| 79 | + userClient.SetBearerToken(Tokens.AccessToken); |
| 80 | + } |
| 81 | + |
| 82 | + var response = await adminClient.GetAsync("Users"); |
| 83 | + if (!response.IsSuccessStatusCode) |
| 84 | + { |
| 85 | + ErrorMessage = $"{response.StatusCode}: {response.ReasonPhrase}"; |
| 86 | + return; |
| 87 | + } |
| 88 | + |
| 89 | + var users = await response.Content.ReadFromJsonAsync<List<ExtendedUserData>>(); |
| 90 | + AllUsers.Clear(); |
| 91 | + |
| 92 | + var allNotes = await userClient.GetFromJsonAsync<List<NoteData>>("api/notes"); |
| 93 | + |
| 94 | + if (users != null) |
| 95 | + { |
| 96 | + foreach (ExtendedUserData userData in users) |
| 97 | + { |
| 98 | + userData.NoteCount = allNotes?.Count(n => n.UserId == userData.Id) ?? -1; |
| 99 | + AllUsers.Add(userData); |
| 100 | + } |
| 101 | + } |
| 102 | + } |
| 103 | + |
| 104 | + public void ResetData() |
| 105 | + { |
| 106 | + ErrorMessage = null; |
| 107 | + User = null; |
| 108 | + Tokens = null; |
| 109 | + AllUsers.Clear(); |
| 110 | + } |
| 111 | + } |
| 112 | +} |
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