99 lines
3.5 KiB
Swift
99 lines
3.5 KiB
Swift
//
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// Copyright (c) 2022 Touch Instinct
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the Software), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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import TIFoundationUtils
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import UIKit.UIDevice
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import LocalAuthentication
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import Foundation
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public enum PinCodeScenarioError: Error {
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case encryptDecryptError(CipherError)
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case readWriteError(StorageError)
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}
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public typealias DefaultPinCodeScenarioResult<SuccessResult> = Result<SuccessResult, PinCodeScenarioError>
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@MainActor
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open class BasePinCodeScenario<SuccessResult>: PinCodeScenario, PinCodePresenterDelegate, AsyncRunExecutable {
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public typealias ScenarioResult = DefaultPinCodeScenarioResult<SuccessResult>
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@MainActor
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public enum Defaults {
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public static var tokenCipher: DefaultTokenCipher {
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DefaultTokenCipher(saltPreprocessor: DefaultSaltPreprocessor { UIDevice.current.identifierForVendor?.uuidString },
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passwordDerivator: DefaultPBKDF2PasswordDerivator())
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}
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}
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public let pinCodePresenter: PinCodePresenter
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public var biometryService: BiometryService = LAContext()
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public var biometrySettingsService: BiometrySettingsStorage = DefaultBiometrySettingsStorage()
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public var encryptedTokenStorage: SingleValueAuthKeychainStorage<StringEncryptionResult> = DefaultEncryptedTokenStorage()
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public var encryptedTokenKeyStorage: SingleValueAuthKeychainStorage<Data> = DefaultEncryptedTokenKeyStorage()
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public var tokenCipher: TokenCipher = Defaults.tokenCipher
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public private(set) var scenarioCompletion: CompletionClosure?
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public init(pinCodePresenter: PinCodePresenter) {
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self.pinCodePresenter = pinCodePresenter
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self.pinCodePresenter.pinCodePresenterDelegate = self
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}
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// MARK: - PinCodeScenario
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open func run(completion: @escaping CompletionClosure) {
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scenarioCompletion = completion
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}
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// MARK: - PinCodePresenterDelegate
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open func onViewDidPresented() {
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// override in subclass
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}
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open func onBiometryRequest() {
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// override in subclass
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}
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open func onPinChanged() {
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// override in subclass
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}
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open func onFill(pinCode: String) {
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// override in subclass
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}
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}
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public protocol AsyncRunExecutable: AnyObject {}
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extension AsyncRunExecutable {
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func asyncRun(qos: DispatchQoS.QoSClass = .userInitiated, workUnit: @escaping (Self) -> ()) {
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DispatchQueue.global(qos: qos).async { [weak self] in
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guard let self = self else {
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return
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}
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workUnit(self)
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}
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}
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}
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