import UIKit public protocol GoogleDriveInterface { func isAuthorized(_: @escaping (Bool) -> Void) func downloadMetadata(_: @escaping (Result<GoogleDriveMetadata?, Error>) -> Void) func uploadBackup(_: URL, _: @escaping (Result<GoogleDriveMetadata, Error>) -> Void) func authorize(presenting: UIViewController, _: @escaping (Result<Void, Error>) -> Void) func downloadBackup(_: String, progressCallback: @escaping (Float) -> Void, _: @escaping (Result<Data, Error>) -> Void) }