/// Fill these in once the corresponding OAuth apps/registrations exist —
/// see README.md "Manual setup required" for exact steps per provider.
class CloudOAuthConfig {
  // --- Google Drive ---
  //
  // - Android sign-in (Credential Manager-based, as of google_sign_in v7)
  //   authenticates using a *Web application* type OAuth client's ID, not
  //   the Android client's own ID. The separate Android OAuth client
  //   (registered with the package name + debug/release SHA-1) is still
  //   required, but only to let Credential Manager verify this specific
  //   signed app — its client ID itself is never referenced here.
  // - iOS uses its own iOS-type OAuth client ID directly.

  /// The Web application OAuth client ID. Required for sign-in to work on
  /// Android.
  static const String? googleAndroidServerClientId = null; // TODO: fill in

  /// The iOS OAuth client ID. Leave null if GIDClientID is instead set
  /// directly in ios/Runner/Info.plist.
  static const String? googleIosClientId = null; // TODO: fill in

  // --- Dropbox ---
  //
  // From a "Full Dropbox" access app at dropbox.com/developers/apps.

  /// The app's key (client ID for OAuth2 PKCE — no secret needed).
  static const String? dropboxAppKey = 'id43qmk09hilpgk';

  /// Custom URL scheme redirect registered in the Dropbox app console.
  /// The scheme "mofueltaxback-dropbox" is already wired up in
  /// AndroidManifest.xml / Info.plist, so unless you have a reason to pick
  /// a different scheme, use exactly:
  /// "mofueltaxback-dropbox://oauth2redirect"
  static const String? dropboxRedirectUri = 'mofueltaxback-dropbox://oauth2redirect';

  // --- OneDrive (Microsoft Graph) ---
  //
  // From an app registration in Azure Portal → Entra ID → App
  // registrations, with Graph delegated permissions Files.ReadWrite.All +
  // offline_access, redirect URI registered as a "Mobile and desktop
  // application" platform.

  /// The Application (client) ID from the Azure app registration.
  static const String? oneDriveClientId = null; // TODO: fill in

  /// Custom URL scheme redirect registered in Azure. The scheme
  /// "mofueltaxback-onedrive" is already wired up in AndroidManifest.xml /
  /// Info.plist, so unless you have a reason to pick a different scheme,
  /// register and use exactly:
  /// "mofueltaxback-onedrive://auth"
  static const String? oneDriveRedirectUri = null; // TODO: fill in
}