| | | 1 | | using Avalonia.Controls; |
| | | 2 | | using CommunityToolkit.Mvvm.ComponentModel; |
| | | 3 | | using CommunityToolkit.Mvvm.Input; |
| | | 4 | | using LOCKnet.Core.DataAbstractions; |
| | | 5 | | using LOCKnet.Core.Services; |
| | | 6 | | using System.Collections.ObjectModel; |
| | | 7 | | using System.Security; |
| | | 8 | | using System.Text.Json; |
| | | 9 | | |
| | | 10 | | namespace LOCKnet.App.ViewModels; |
| | | 11 | | |
| | | 12 | | /// <summary> |
| | | 13 | | /// ViewModel für das Hinzufügen / Bearbeiten eines Credentials. |
| | | 14 | | /// </summary> |
| | | 15 | | public partial class CredentialDetailViewModel : ViewModelBase |
| | | 16 | | { |
| | | 17 | | public event EventHandler? SaveCompleted; |
| | | 18 | | public event EventHandler? Cancelled; |
| | | 19 | | |
| | | 20 | | private readonly int? _editId; |
| | | 21 | | private readonly IPasswordGeneratorService _generator = new PasswordGeneratorService(); |
| | | 22 | | private readonly IPasswordStrengthService _strengthService = new PasswordStrengthService(); |
| | | 23 | | |
| | | 24 | | [ObservableProperty] |
| | | 25 | | [NotifyPropertyChangedFor(nameof(IsPasswordCredential))] |
| | | 26 | | [NotifyPropertyChangedFor(nameof(IsApiKeyCredential))] |
| | | 27 | | [NotifyPropertyChangedFor(nameof(IsBackupCodesCredential))] |
| | | 28 | | [NotifyPropertyChangedFor(nameof(SecretFieldLabel))] |
| | | 29 | | [NotifyPropertyChangedFor(nameof(SecretFieldWatermark))] |
| | | 30 | | [NotifyPropertyChangedFor(nameof(UsernameLabel))] |
| | | 31 | | private CredentialType _credentialType = CredentialType.Password; |
| | | 32 | | |
| | | 33 | | /// <summary>Gibt an ob der aktuelle Typ 'Passwort' ist. Steuert RadioButton-Binding.</summary> |
| | | 34 | | public bool IsPasswordCredential |
| | | 35 | | { |
| | | 36 | | get => CredentialType == CredentialType.Password; |
| | | 37 | | set { if (value) CredentialType = CredentialType.Password; } |
| | | 38 | | } |
| | | 39 | | |
| | | 40 | | /// <summary>Gibt an ob der aktuelle Typ 'API-Schluessel' ist. Steuert RadioButton-Binding.</summary> |
| | | 41 | | public bool IsApiKeyCredential |
| | | 42 | | { |
| | | 43 | | get => CredentialType == CredentialType.ApiKey; |
| | | 44 | | set { if (value) CredentialType = CredentialType.ApiKey; } |
| | | 45 | | } |
| | | 46 | | |
| | | 47 | | /// <summary>Gibt an ob der aktuelle Typ 'Backup-Codes' ist.</summary> |
| | | 48 | | public bool IsBackupCodesCredential |
| | | 49 | | { |
| | | 50 | | get => CredentialType == CredentialType.BackupCodes; |
| | | 51 | | set { if (value) CredentialType = CredentialType.BackupCodes; } |
| | | 52 | | } |
| | | 53 | | |
| | | 54 | | /// <summary>Dynamisches Label fuer das Geheimnis-Feld je nach Credential-Typ.</summary> |
| | | 55 | | public string SecretFieldLabel => CredentialType == CredentialType.ApiKey ? "API-Schlüssel *" : "Passwort *"; |
| | | 56 | | |
| | | 57 | | /// <summary>Dynamischer Watermark-Text fuer das Geheimnis-Feld je nach Credential-Typ.</summary> |
| | | 58 | | public string SecretFieldWatermark => CredentialType == CredentialType.ApiKey |
| | | 59 | | ? (IsEditMode ? "Leer lassen, um aktuellen API-Schlüssel zu behalten" : "API-Schlüssel eingeben") |
| | | 60 | | : (IsEditMode ? "Leer lassen, um aktuelles Passwort zu behalten" : "Passwort eingeben"); |
| | | 61 | | |
| | | 62 | | /// <summary>Dynamisches Label fuer das Benutzername-Feld je nach Credential-Typ.</summary> |
| | | 63 | | public string UsernameLabel => CredentialType switch |
| | | 64 | | { |
| | | 65 | | CredentialType.ApiKey => "Client-ID / Bezeichner", |
| | | 66 | | CredentialType.BackupCodes => "Account / E-Mail", |
| | | 67 | | _ => "Benutzername" |
| | | 68 | | }; |
| | | 69 | | [ObservableProperty] |
| | | 70 | | [NotifyCanExecuteChangedFor(nameof(SaveCommand))] |
| | | 71 | | private string _title = string.Empty; |
| | | 72 | | |
| | | 73 | | [ObservableProperty] |
| | | 74 | | private string _username = string.Empty; |
| | | 75 | | |
| | | 76 | | [ObservableProperty] |
| | | 77 | | [NotifyCanExecuteChangedFor(nameof(SaveCommand))] |
| | | 78 | | private string _password = string.Empty; |
| | | 79 | | |
| | | 80 | | [ObservableProperty] |
| | | 81 | | private string _url = string.Empty; |
| | | 82 | | |
| | | 83 | | [ObservableProperty] |
| | | 84 | | private string _notes = string.Empty; |
| | | 85 | | |
| | | 86 | | [ObservableProperty] |
| | | 87 | | private string _errorMessage = string.Empty; |
| | | 88 | | |
| | | 89 | | [ObservableProperty] |
| | | 90 | | private bool _isPasswordVisible; |
| | | 91 | | |
| | | 92 | | [ObservableProperty] |
| | | 93 | | private string _iconKey = string.Empty; |
| | | 94 | | |
| | | 95 | | [ObservableProperty] |
| | | 96 | | private bool _useUppercase = true; |
| | | 97 | | |
| | | 98 | | [ObservableProperty] |
| | | 99 | | private bool _useLowercase = true; |
| | | 100 | | |
| | | 101 | | [ObservableProperty] |
| | | 102 | | private bool _useDigits = true; |
| | | 103 | | |
| | | 104 | | [ObservableProperty] |
| | | 105 | | private bool _useSpecial = true; |
| | | 106 | | |
| | | 107 | | [ObservableProperty] |
| | | 108 | | private int _passwordLength = 16; |
| | | 109 | | |
| | | 110 | | [ObservableProperty] |
| | | 111 | | private int _strengthScore; |
| | | 112 | | |
| | | 113 | | [ObservableProperty] |
| | | 114 | | private string _strengthLabel = string.Empty; |
| | | 115 | | |
| | | 116 | | [ObservableProperty] |
| | | 117 | | private string _strengthColor = "#50506C"; |
| | | 118 | | |
| | | 119 | | [ObservableProperty] |
| | | 120 | | private string _strengthSeg1 = "#2E3460"; |
| | | 121 | | |
| | | 122 | | [ObservableProperty] |
| | | 123 | | private string _strengthSeg2 = "#2E3460"; |
| | | 124 | | |
| | | 125 | | [ObservableProperty] |
| | | 126 | | private string _strengthSeg3 = "#2E3460"; |
| | | 127 | | |
| | | 128 | | [ObservableProperty] |
| | | 129 | | private string _strengthSeg4 = "#2E3460"; |
| | | 130 | | |
| | | 131 | | [ObservableProperty] |
| | | 132 | | private string _strengthSeg5 = "#2E3460"; |
| | | 133 | | |
| | | 134 | | [ObservableProperty] |
| | | 135 | | private bool _showGenerator; |
| | | 136 | | |
| | | 137 | | [ObservableProperty] |
| | | 138 | | private string _backupCodesInput = string.Empty; |
| | | 139 | | |
| | | 140 | | [ObservableProperty] |
| | | 141 | | private bool _showUsedBackupCodes = true; |
| | | 142 | | |
| | | 143 | | public ObservableCollection<BackupCodeItemModel> BackupCodes { get; } = []; |
| | | 144 | | |
| | | 145 | | public bool IsEditMode => _editId.HasValue; |
| | | 146 | | public string WindowTitle => IsEditMode ? "Credential bearbeiten" : "Neues Credential"; |
| | | 147 | | |
| | | 148 | | // ── Konstruktor (neu) ───────────────────────────────────────────────────── |
| | | 149 | | public CredentialDetailViewModel() |
| | | 150 | | { |
| | | 151 | | UpdateStrengthDetails(Password); |
| | | 152 | | } |
| | | 153 | | |
| | | 154 | | // ── Konstruktor (bearbeiten) ─────────────────────────────────────────────── |
| | | 155 | | public CredentialDetailViewModel(CredentialRecord record) |
| | | 156 | | { |
| | | 157 | | _editId = record.Id; |
| | | 158 | | Title = record.Title; |
| | | 159 | | Username = record.Username ?? string.Empty; |
| | | 160 | | Url = record.Url ?? string.Empty; |
| | | 161 | | Notes = record.Notes ?? string.Empty; |
| | | 162 | | IconKey = record.IconKey ?? string.Empty; |
| | | 163 | | CredentialType = record.CredentialType; |
| | | 164 | | if (CredentialType == CredentialType.BackupCodes) |
| | | 165 | | LoadBackupCodes(record.Id); |
| | | 166 | | |
| | | 167 | | UpdateStrengthDetails(Password); |
| | | 168 | | } |
| | | 169 | | |
| | | 170 | | // ── Commands ────────────────────────────────────────────────────────────── |
| | | 171 | | |
| | | 172 | | [RelayCommand(CanExecute = nameof(CanSave))] |
| | | 173 | | private void Save() |
| | | 174 | | { |
| | | 175 | | ErrorMessage = string.Empty; |
| | | 176 | | try |
| | | 177 | | { |
| | | 178 | | if (CredentialType == CredentialType.BackupCodes) |
| | | 179 | | { |
| | | 180 | | if (BackupCodes.Count == 0) |
| | | 181 | | { |
| | | 182 | | ErrorMessage = "Mindestens ein Backup-Code ist erforderlich."; |
| | | 183 | | return; |
| | | 184 | | } |
| | | 185 | | |
| | | 186 | | Password = JsonSerializer.Serialize(new BackupCodesPayload |
| | | 187 | | { |
| | | 188 | | Items = BackupCodes.Select((item, index) => new BackupCodeEntry |
| | | 189 | | { |
| | | 190 | | Value = item.Value, |
| | | 191 | | IsUsed = item.IsUsed, |
| | | 192 | | UsedAt = item.IsUsed ? item.UsedAt : null, |
| | | 193 | | SortOrder = index, |
| | | 194 | | }).ToList() |
| | | 195 | | }); |
| | | 196 | | } |
| | | 197 | | |
| | | 198 | | var secure = string.IsNullOrEmpty(Password) ? null : ToSecureString(Password); |
| | | 199 | | |
| | | 200 | | if (IsEditMode) |
| | | 201 | | { |
| | | 202 | | AppServices.Current.CredentialService.Update( |
| | | 203 | | _editId!.Value, Title, |
| | | 204 | | string.IsNullOrWhiteSpace(Username) ? null : Username, |
| | | 205 | | secure, |
| | | 206 | | string.IsNullOrWhiteSpace(Url) ? null : Url, |
| | | 207 | | string.IsNullOrWhiteSpace(Notes) ? null : Notes, |
| | | 208 | | string.IsNullOrWhiteSpace(IconKey) ? null : IconKey, |
| | | 209 | | CredentialType); |
| | | 210 | | } |
| | | 211 | | else |
| | | 212 | | { |
| | | 213 | | if (secure is null) |
| | | 214 | | { |
| | | 215 | | ErrorMessage = CredentialType == CredentialType.ApiKey ? "API-Schlüssel ist erforderlich." : "Passwort ist erf |
| | | 216 | | return; |
| | | 217 | | } |
| | | 218 | | |
| | | 219 | | AppServices.Current.CredentialService.Add( |
| | | 220 | | Title, |
| | | 221 | | string.IsNullOrWhiteSpace(Username) ? null : Username, |
| | | 222 | | secure, |
| | | 223 | | string.IsNullOrWhiteSpace(Url) ? null : Url, |
| | | 224 | | string.IsNullOrWhiteSpace(Notes) ? null : Notes, |
| | | 225 | | string.IsNullOrWhiteSpace(IconKey) ? null : IconKey, |
| | | 226 | | CredentialType); |
| | | 227 | | } |
| | | 228 | | |
| | | 229 | | SaveCompleted?.Invoke(this, EventArgs.Empty); |
| | | 230 | | } |
| | | 231 | | catch (Exception ex) |
| | | 232 | | { |
| | | 233 | | ErrorMessage = ex.Message; |
| | | 234 | | } |
| | | 235 | | } |
| | | 236 | | |
| | | 237 | | private bool CanSave() |
| | | 238 | | { |
| | | 239 | | if (string.IsNullOrWhiteSpace(Title)) |
| | | 240 | | return false; |
| | | 241 | | |
| | | 242 | | if (CredentialType == CredentialType.BackupCodes) |
| | | 243 | | return BackupCodes.Count > 0; |
| | | 244 | | |
| | | 245 | | return IsEditMode || Password.Length > 0; |
| | | 246 | | } |
| | | 247 | | |
| | | 248 | | [RelayCommand] |
| | | 249 | | private void ImportBackupCodes() |
| | | 250 | | { |
| | | 251 | | foreach (var code in BackupCodeParser.Parse(BackupCodesInput)) |
| | | 252 | | { |
| | | 253 | | if (BackupCodes.Any(x => string.Equals(x.Value, code, StringComparison.OrdinalIgnoreCase))) |
| | | 254 | | continue; |
| | | 255 | | |
| | | 256 | | BackupCodes.Add(new BackupCodeItemModel |
| | | 257 | | { |
| | | 258 | | Value = code, |
| | | 259 | | IsUsed = false, |
| | | 260 | | }); |
| | | 261 | | } |
| | | 262 | | |
| | | 263 | | BackupCodesInput = string.Empty; |
| | | 264 | | SaveCommand.NotifyCanExecuteChanged(); |
| | | 265 | | } |
| | | 266 | | |
| | | 267 | | [RelayCommand] |
| | | 268 | | private void ToggleBackupCodeUsed(BackupCodeItemModel? item) |
| | | 269 | | { |
| | | 270 | | if (item is null) |
| | | 271 | | return; |
| | | 272 | | |
| | | 273 | | item.IsUsed = !item.IsUsed; |
| | | 274 | | item.UsedAt = item.IsUsed ? DateTime.UtcNow : null; |
| | | 275 | | } |
| | | 276 | | |
| | | 277 | | [RelayCommand] |
| | | 278 | | private void RemoveBackupCode(BackupCodeItemModel? item) |
| | | 279 | | { |
| | | 280 | | if (item is null) |
| | | 281 | | return; |
| | | 282 | | |
| | | 283 | | BackupCodes.Remove(item); |
| | | 284 | | SaveCommand.NotifyCanExecuteChanged(); |
| | | 285 | | } |
| | | 286 | | |
| | | 287 | | [RelayCommand] |
| | | 288 | | private void CopyBackupCode(BackupCodeItemModel? item) |
| | | 289 | | { |
| | | 290 | | if (item is null) |
| | | 291 | | return; |
| | | 292 | | |
| | | 293 | | _ = CopyToClipboardAsync(item.Value); |
| | | 294 | | } |
| | | 295 | | |
| | | 296 | | [RelayCommand] |
| | | 297 | | private void CopyActiveBackupCodes() |
| | | 298 | | { |
| | | 299 | | var text = string.Join(Environment.NewLine, BackupCodes.Where(c => !c.IsUsed).Select(c => c.Value)); |
| | | 300 | | if (text.Length > 0) |
| | | 301 | | _ = CopyToClipboardAsync(text); |
| | | 302 | | } |
| | | 303 | | |
| | | 304 | | [RelayCommand] |
| | | 305 | | private void CopyAllBackupCodes() |
| | | 306 | | { |
| | | 307 | | var text = string.Join(Environment.NewLine, BackupCodes.Select(c => c.Value)); |
| | | 308 | | if (text.Length > 0) |
| | | 309 | | _ = CopyToClipboardAsync(text); |
| | | 310 | | } |
| | | 311 | | |
| | | 312 | | [RelayCommand] |
| | | 313 | | private void Cancel() => Cancelled?.Invoke(this, EventArgs.Empty); |
| | | 314 | | |
| | | 315 | | [RelayCommand] |
| | | 316 | | private void TogglePasswordVisibility() => IsPasswordVisible = !IsPasswordVisible; |
| | | 317 | | |
| | | 318 | | [RelayCommand] |
| | | 319 | | private void ToggleGenerator() => ShowGenerator = !ShowGenerator; |
| | | 320 | | |
| | | 321 | | [RelayCommand] |
| | | 322 | | private void GeneratePassword() |
| | | 323 | | { |
| | | 324 | | var generated = _generator.Generate(new PasswordGeneratorOptions |
| | | 325 | | { |
| | | 326 | | Length = PasswordLength, |
| | | 327 | | UseUppercase = UseUppercase, |
| | | 328 | | UseLowercase = UseLowercase, |
| | | 329 | | UseDigits = UseDigits, |
| | | 330 | | UseSpecial = UseSpecial |
| | | 331 | | }); |
| | | 332 | | |
| | | 333 | | Password = generated; |
| | | 334 | | ShowGenerator = false; |
| | | 335 | | } |
| | | 336 | | |
| | | 337 | | [RelayCommand] |
| | | 338 | | private void SetIcon(string key) => IconKey = key; |
| | | 339 | | |
| | | 340 | | partial void OnCredentialTypeChanged(CredentialType value) |
| | | 341 | | { |
| | | 342 | | if (value != CredentialType.BackupCodes) |
| | | 343 | | BackupCodesInput = string.Empty; |
| | | 344 | | |
| | | 345 | | SaveCommand.NotifyCanExecuteChanged(); |
| | | 346 | | } |
| | | 347 | | |
| | | 348 | | partial void OnPasswordChanged(string value) => UpdateStrengthDetails(value); |
| | | 349 | | |
| | | 350 | | partial void OnStrengthScoreChanged(int value) |
| | | 351 | | { |
| | | 352 | | var litSegments = GetLitStrengthSegments(); |
| | | 353 | | StrengthSeg1 = litSegments >= 1 ? StrengthColor : "#2E3460"; |
| | | 354 | | StrengthSeg2 = litSegments >= 2 ? StrengthColor : "#2E3460"; |
| | | 355 | | StrengthSeg3 = litSegments >= 3 ? StrengthColor : "#2E3460"; |
| | | 356 | | StrengthSeg4 = litSegments >= 4 ? StrengthColor : "#2E3460"; |
| | | 357 | | StrengthSeg5 = litSegments >= 5 ? StrengthColor : "#2E3460"; |
| | | 358 | | } |
| | | 359 | | |
| | | 360 | | partial void OnStrengthColorChanged(string value) |
| | | 361 | | { |
| | | 362 | | var litSegments = GetLitStrengthSegments(); |
| | | 363 | | StrengthSeg1 = litSegments >= 1 ? value : "#2E3460"; |
| | | 364 | | StrengthSeg2 = litSegments >= 2 ? value : "#2E3460"; |
| | | 365 | | StrengthSeg3 = litSegments >= 3 ? value : "#2E3460"; |
| | | 366 | | StrengthSeg4 = litSegments >= 4 ? value : "#2E3460"; |
| | | 367 | | StrengthSeg5 = litSegments >= 5 ? value : "#2E3460"; |
| | | 368 | | } |
| | | 369 | | |
| | | 370 | | // ── Helpers ─────────────────────────────────────────────────────────────── |
| | | 371 | | |
| | | 372 | | private static SecureString ToSecureString(string s) |
| | | 373 | | { |
| | | 374 | | var secure = new SecureString(); |
| | | 375 | | foreach (var c in s) secure.AppendChar(c); |
| | | 376 | | secure.MakeReadOnly(); |
| | | 377 | | return secure; |
| | | 378 | | } |
| | | 379 | | |
| | | 380 | | private void UpdateStrengthDetails(string password) |
| | | 381 | | { |
| | | 382 | | var strength = _strengthService.Evaluate(password); |
| | | 383 | | StrengthScore = strength.Score; |
| | | 384 | | StrengthLabel = strength.Label; |
| | | 385 | | StrengthColor = strength.Color; |
| | | 386 | | } |
| | | 387 | | |
| | | 388 | | private int GetLitStrengthSegments() |
| | | 389 | | { |
| | | 390 | | if (string.IsNullOrEmpty(Password)) |
| | | 391 | | { |
| | | 392 | | return 0; |
| | | 393 | | } |
| | | 394 | | |
| | | 395 | | return Math.Clamp(StrengthScore + 1, 1, 5); |
| | | 396 | | } |
| | | 397 | | |
| | | 398 | | private void LoadBackupCodes(int id) |
| | | 399 | | { |
| | | 400 | | var secure = AppServices.Current.CredentialService.GetPassword(id); |
| | | 401 | | if (secure is null) |
| | | 402 | | return; |
| | | 403 | | |
| | | 404 | | var raw = SecureStringToString(secure); |
| | | 405 | | if (string.IsNullOrWhiteSpace(raw)) |
| | | 406 | | return; |
| | | 407 | | |
| | | 408 | | try |
| | | 409 | | { |
| | | 410 | | var payload = JsonSerializer.Deserialize<BackupCodesPayload>(raw); |
| | | 411 | | if (payload?.Items is null) |
| | | 412 | | return; |
| | | 413 | | |
| | | 414 | | BackupCodes.Clear(); |
| | | 415 | | foreach (var entry in payload.Items.OrderBy(i => i.SortOrder)) |
| | | 416 | | { |
| | | 417 | | BackupCodes.Add(new BackupCodeItemModel |
| | | 418 | | { |
| | | 419 | | Value = entry.Value, |
| | | 420 | | IsUsed = entry.IsUsed, |
| | | 421 | | UsedAt = entry.IsUsed ? entry.UsedAt : null |
| | | 422 | | }); |
| | | 423 | | } |
| | | 424 | | } |
| | | 425 | | catch (JsonException) |
| | | 426 | | { |
| | | 427 | | foreach (var code in BackupCodeParser.Parse(raw)) |
| | | 428 | | { |
| | | 429 | | BackupCodes.Add(new BackupCodeItemModel |
| | | 430 | | { |
| | | 431 | | Value = code, |
| | | 432 | | IsUsed = false, |
| | | 433 | | }); |
| | | 434 | | } |
| | | 435 | | } |
| | | 436 | | } |
| | | 437 | | |
| | | 438 | | private static string SecureStringToString(SecureString s) |
| | | 439 | | { |
| | | 440 | | var ptr = System.Runtime.InteropServices.Marshal.SecureStringToGlobalAllocUnicode(s); |
| | | 441 | | try { return System.Runtime.InteropServices.Marshal.PtrToStringUni(ptr) ?? string.Empty; } |
| | | 442 | | finally { System.Runtime.InteropServices.Marshal.ZeroFreeGlobalAllocUnicode(ptr); } |
| | | 443 | | } |
| | | 444 | | |
| | | 445 | | private static async Task CopyToClipboardAsync(string text) |
| | | 446 | | { |
| | | 447 | | var clipboard = Avalonia.Application.Current?.ApplicationLifetime is Avalonia.Controls.ApplicationLifetimes.IClassic |
| | | 448 | | ? TopLevel.GetTopLevel(desktop.MainWindow)?.Clipboard |
| | | 449 | | : null; |
| | | 450 | | if (clipboard is null) |
| | | 451 | | return; |
| | | 452 | | |
| | | 453 | | await clipboard.SetTextAsync(text); |
| | | 454 | | _ = Task.Delay(TimeSpan.FromSeconds(30)).ContinueWith(_ => |
| | | 455 | | Avalonia.Threading.Dispatcher.UIThread.InvokeAsync(async () => await clipboard.ClearAsync())); |
| | | 456 | | } |
| | | 457 | | |
| | | 458 | | private sealed class BackupCodesPayload |
| | | 459 | | { |
| | | 460 | | public List<BackupCodeEntry> Items { get; set; } = []; |
| | | 461 | | } |
| | | 462 | | |
| | | 463 | | private sealed class BackupCodeEntry |
| | | 464 | | { |
| | | 465 | | public string Value { get; set; } = string.Empty; |
| | | 466 | | public bool IsUsed { get; set; } |
| | | 467 | | public DateTime? UsedAt { get; set; } |
| | | 468 | | public int SortOrder { get; set; } |
| | | 469 | | } |
| | | 470 | | } |
| | | 471 | | |
| | | 472 | | public partial class BackupCodeItemModel : ObservableObject |
| | | 473 | | { |
| | | 474 | | [ObservableProperty] |
| | 2 | 475 | | private string _value = string.Empty; |
| | | 476 | | |
| | | 477 | | [ObservableProperty] |
| | | 478 | | private bool _isUsed; |
| | | 479 | | |
| | | 480 | | [ObservableProperty] |
| | | 481 | | private DateTime? _usedAt; |
| | | 482 | | } |