LeadKit/TIAuth/Sources/PinCodeScenario/BasePinCodeScenario.swift

99 lines
3.5 KiB
Swift

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