Chapter 14 updates

Author: tib

Chapter 14/MyProjectClient/MyProjectClient.xcodeproj/project.pbxproj

@@ -20,6 +20,11 @@
 	<string>1</string>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
+	<key>NSAppTransportSecurity</key>
+	<dict>
+		<key>NSAllowsArbitraryLoads</key>
+		<true/>
+	</dict>
 	<key>UIApplicationSceneManifest</key>
 	<dict>
 		<key>UIApplicationSupportsMultipleScenes</key>
@@ -56,10 +61,5 @@
 		<string>UIInterfaceOrientationLandscapeLeft</string>
 		<string>UIInterfaceOrientationLandscapeRight</string>
 	</array>
-	<key>NSAppTransportSecurity</key>
-	<dict>
-		<key>NSAllowsArbitraryLoads</key>
-		<true/>
-	</dict>
 </dict>
 </plist>

Chapter 14/MyProjectClient/iOS/Assets/Info.plist

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.developer.applesignin</key>
+	<array>
+		<string>Default</string>
+	</array>
+</dict>
+</plist>

Chapter 14/MyProjectClient/iOS/Assets/MyProject.entitlements

@@ -0,0 +1,24 @@
+//
+//  AccountInteractor.swift
+//  MyProjectClient
+//
+//  Created by Tibor Bödecs on 2020. 05. 20..
+//
+
+import Foundation
+import Combine
+
+final class AccountInteractor: ServiceInteractor, InteractorInterface {
+
+    weak var presenter: AccountPresenterInteractorInterface!
+}
+
+extension AccountInteractor: AccountInteractorPresenterInterface {
+
+    func signIn(token: String) -> AnyPublisher<String, Error> {
+        self.services.api.siwa(token: token)
+        .map { $0.value }
+        .mapError { $0 as Error }
+        .eraseToAnyPublisher()
+    }
+}

Chapter 14/MyProjectClient/iOS/Sources/Modules/Account/AccountInteractor.swift

@@ -0,0 +1,69 @@
+//
+//  AccountModule.swift
+//  MyProjectClient
+//
+//  Created by Tibor Bödecs on 2020. 05. 20..
+//
+import Foundation
+import UIKit
+import Combine
+
+// MARK: - router
+
+protocol AccountRouterPresenterInterface: RouterPresenterInterface {
+    func dismiss()
+}
+
+// MARK: - presenter
+
+protocol AccountPresenterRouterInterface: PresenterRouterInterface {
+
+}
+
+protocol AccountPresenterInteractorInterface: PresenterInteractorInterface {
+
+}
+
+protocol AccountPresenterViewInterface: PresenterViewInterface {
+    func start()
+    func close()
+    func signIn(token: String)
+    func logout()
+}
+
+// MARK: - interactor
+
+protocol AccountInteractorPresenterInterface: InteractorPresenterInterface {
+    func signIn(token: String) -> AnyPublisher<String, Error>
+}
+
+// MARK: - view
+
+protocol AccountViewPresenterInterface: ViewPresenterInterface {
+    func displayLogin()
+    func displayLogout()
+}
+
+
+// MARK: - module builder
+
+final class AccountModule: ModuleInterface {
+
+    typealias View = AccountView
+    typealias Presenter = AccountPresenter
+    typealias Router = AccountRouter
+    typealias Interactor = AccountInteractor
+
+    func build() -> UIViewController {
+        let view = View()
+        let interactor = Interactor()
+        let presenter = Presenter()
+        let router = Router()
+
+        self.assemble(view: view, presenter: presenter, router: router, interactor: interactor)
+
+        router.viewController = view
+
+        return view
+    }
+}

Chapter 14/MyProjectClient/iOS/Sources/Modules/Account/AccountModule.swift

@@ -0,0 +1,67 @@
+//
+//  AccountPresenter.swift
+//  MyProjectClient
+//
+//  Created by Tibor Bödecs on 2020. 05. 20..
+//
+
+import Foundation
+import Combine
+
+final class AccountPresenter: PresenterInterface {
+
+    var router: AccountRouterPresenterInterface!
+    var interactor: AccountInteractorPresenterInterface!
+    weak var view: AccountViewPresenterInterface!
+
+    var operations: [String: AnyCancellable] = [:]
+}
+
+extension AccountPresenter: AccountPresenterRouterInterface {
+
+}
+
+extension AccountPresenter: AccountPresenterInteractorInterface {
+
+}
+
+extension AccountPresenter: AccountPresenterViewInterface {
+
+    func start() {
+        let token = UserDefaults.standard.string(forKey: "user-token")
+        if token == nil {
+            self.view.displayLogin()
+        }
+        else {
+            self.view.displayLogout()
+        }
+    }
+
+    func close() {
+        self.router.dismiss()
+    }
+
+    func signIn(token: String) {
+        self.operations["siwa"] = self.interactor.signIn(token: token)
+        .receive(on: DispatchQueue.main)
+        .sink(receiveCompletion: { [weak self] completion in
+            switch completion {
+            case .finished:
+                break
+            case .failure(let error):
+                print(error)
+            }
+            self?.operations.removeValue(forKey: "siwa")
+        }) { [weak self] token in
+            UserDefaults.standard.set(token, forKey: "user-token")
+            UserDefaults.standard.synchronize()
+            self?.view.displayLogout()
+        }
+    }
+    
+    func logout() {
+        UserDefaults.standard.set(nil, forKey: "user-token")
+        UserDefaults.standard.synchronize()
+        self.view.displayLogin()
+    }
+}

Chapter 14/MyProjectClient/iOS/Sources/Modules/Account/AccountPresenter.swift

@@ -0,0 +1,23 @@
+//
+//  AccountRouter.swift
+//  MyProjectClient
+//
+//  Created by Tibor Bödecs on 2020. 05. 20..
+//
+
+import Foundation
+import UIKit
+
+final class AccountRouter: RouterInterface {
+
+    weak var presenter: AccountPresenterRouterInterface!
+
+    weak var viewController: UIViewController?
+}
+
+extension AccountRouter: AccountRouterPresenterInterface {
+
+    func dismiss() {
+        self.viewController?.dismiss(animated: true)
+    }
+}

Chapter 14/MyProjectClient/iOS/Sources/Modules/Account/AccountRouter.swift

@@ -0,0 +1,133 @@
+//
+//  AccountView.swift
+//  MyProjectClient
+//
+//  Created by Tibor Bödecs on 2020. 05. 20..
+//
+
+import Foundation
+import UIKit
+import AuthenticationServices
+
+final class AccountView: UIViewController, ViewInterface {
+
+    var presenter: AccountPresenterViewInterface!
+    weak var siwaButton: ASAuthorizationAppleIDButton!
+    weak var logoutButton: UIButton!
+
+    override func loadView() {
+        super.loadView()
+        
+        let siwaButton = ASAuthorizationAppleIDButton()
+        siwaButton.translatesAutoresizingMaskIntoConstraints = false
+        self.view.addSubview(siwaButton)
+        self.siwaButton = siwaButton
+
+        NSLayoutConstraint.activate([
+            self.siwaButton.leadingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.leadingAnchor, constant: 50.0),
+            self.siwaButton.trailingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.trailingAnchor, constant: -50.0),
+            self.siwaButton.bottomAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.bottomAnchor, constant: -70.0),
+            self.siwaButton.heightAnchor.constraint(equalToConstant: 50.0)
+        ])
+
+        let logoutButton = UIButton(type: .system)
+        logoutButton.translatesAutoresizingMaskIntoConstraints = false
+        self.view.addSubview(logoutButton)
+        self.logoutButton = logoutButton
+
+        NSLayoutConstraint.activate([
+            self.logoutButton.leadingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.leadingAnchor, constant: 50.0),
+            self.logoutButton.trailingAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.trailingAnchor, constant: -50.0),
+            self.logoutButton.bottomAnchor.constraint(equalTo: self.view.safeAreaLayoutGuide.bottomAnchor, constant: -70.0),
+            self.logoutButton.heightAnchor.constraint(equalToConstant: 50.0)
+        ])
+    }
+
+    override func viewDidLoad() {
+        super.viewDidLoad()
+
+        self.title = "Account"
+        self.view.backgroundColor = .systemBackground
+        
+        self.navigationItem.rightBarButtonItem = .init(barButtonSystemItem: .close, target: self, action: #selector(self.close))
+            
+        self.logoutButton.setTitle("Logout", for: .normal)
+        self.logoutButton.addTarget(self, action: #selector(self.logout), for: .touchUpInside)
+        self.siwaButton.addTarget(self, action: #selector(self.siwa), for: .touchUpInside)
+        
+        self.presenter.start()
+    }
+    
+    @objc func close() {
+        self.presenter.close()
+    }
+
+    @objc func logout() {
+        self.presenter.logout()
+    }
+
+    @objc func siwa() {
+        let provider = ASAuthorizationAppleIDProvider()
+        let request = provider.createRequest()
+        request.requestedScopes = [.fullName, .email]
+        let authController = ASAuthorizationController(authorizationRequests: [request])
+        authController.presentationContextProvider = self
+        authController.delegate = self
+        authController.performRequests()
+    }
+}
+
+extension AccountView: AccountViewPresenterInterface {
+
+    func displayLogin() {
+        self.siwaButton.isHidden = false
+        self.logoutButton.isHidden = true
+    }
+
+    func displayLogout() {
+        self.siwaButton.isHidden = true
+        self.logoutButton.isHidden = false
+    }
+}
+
+extension AccountView: ASAuthorizationControllerPresentationContextProviding {
+    func presentationAnchor(for controller: ASAuthorizationController) -> ASPresentationAnchor {
+        return self.view.window!
+    }
+}
+
+extension AccountView: ASAuthorizationControllerDelegate {
+    
+    func authorizationController(controller: ASAuthorizationController,
+                                 didCompleteWithAuthorization authorization: ASAuthorization) {
+        guard
+            let appleIDCredential = authorization.credential as? ASAuthorizationAppleIDCredential,
+            let tokenData = appleIDCredential.identityToken,
+            let token = String(bytes: tokenData, encoding: .utf8)
+        else {
+            return
+        }
+        self.presenter.signIn(token: token)
+    }
+    
+    func authorizationController(controller: ASAuthorizationController,
+                                 didCompleteWithError error: Error) {
+        guard let error = error as? ASAuthorizationError else {
+            return
+        }
+        switch error.code {
+        case .canceled:
+            print("Canceled")
+        case .invalidResponse:
+            print("Invalid respone")
+        case .notHandled:
+            print("Not handled")
+        case .failed:
+            print("Failed")
+        case .unknown:
+            print("Unknown")
+        @unknown default:
+            print("Default")
+        }
+    }
+}

Chapter 14/MyProjectClient/iOS/Sources/Modules/Account/AccountView.swift

@@ -13,4 +13,8 @@ final class ModuleBuilder: ModuleBuilderInterface {
     func root() -> UIViewController {
         RootModule().build()
     }
+
+    func account() -> UIViewController {
+        AccountModule().build()
+    }
 }

Chapter 14/MyProjectClient/iOS/Sources/Modules/ModuleBuilder.swift

@@ -11,4 +11,5 @@ import UIKit
 protocol ModuleBuilderInterface {
 
     func root() -> UIViewController
+    func account() -> UIViewController
 }