COVIDSafe code from version 1.1

CovidSafe/Feedback/Sources/NewFeedbackFlowController.swift

@@ -0,0 +1,168 @@
+//  Copyright © 2020 Australian Government All rights reserved.
+
+import UIKit
+
+class NewFeedbackFlowController: UINavigationController {
+  let newFeedbackViewController: FeedbackViewController
+  var leftBarButtonItem: UIBarButtonItem!
+  var originalStatusBarStyle: UIStatusBarStyle?
+  var onDidFinish: (() -> Void)?
+
+  let navBarStyle: NavigationBarStyle
+  let shouldUseCustomTransition: Bool
+
+  init(screenshot: UIImage?, settings: FeedbackSettings? = nil) throws {
+    newFeedbackViewController = try NewFeedbackFlowViewControllerFactory()
+      .createNewFeedbackViewControllerWithScreenshotImage(screenshot, settings: settings)
+
+    navBarStyle = settings?.navigationBarStyle ?? .defaultStyle
+
+    shouldUseCustomTransition = screenshot != nil
+
+    super.init(nibName: nil, bundle: nil)
+    newFeedbackViewController.onDidFinish = {
+      self.dismissFeedbackFlow()
+    }
+    viewControllers = [newFeedbackViewController]
+
+    leftBarButtonItem = self.createCancelBarButtonItem()
+    newFeedbackViewController.navigationItem.leftBarButtonItem = leftBarButtonItem
+  }
+
+  required init?(coder aDecoder: NSCoder) {
+    fatalError("init(coder:) is not supported by NewFeedbackFlowController")
+  }
+}
+
+extension NewFeedbackFlowController {
+  // MARK: View Lifecycle & UIKit
+
+  override func viewDidLoad() {
+    super.viewDidLoad()
+    transitioningDelegate = self
+    newFeedbackViewController.flowNavBarStyle = UIApplication.shared.statusBarStyle
+    navigationBar.style(navigationBarStyle: navBarStyle)
+  }
+
+  override func viewWillAppear(_ animated: Bool) {
+    super.viewWillAppear(animated)
+    applyStatusBarStyleIfNeeded()
+  }
+
+  override func viewWillDisappear(_ animated: Bool) {
+    super.viewWillDisappear(animated)
+    returnStatusBarStyleToOriginalValueIfNeeded()
+  }
+
+  // Feedback flow considered finished when this view controller's view has disappeared.
+    override func viewDidDisappear(_ animated: Bool) {
+    super.viewDidDisappear(animated)
+    self.onDidFinish?()
+  }
+
+  override var preferredStatusBarStyle: UIStatusBarStyle {
+    return navBarStyle.statusBarStyle
+  }
+
+  func applyStatusBarStyleIfNeeded() {
+    if Foundation.Bundle.main.viewControllerBasedStatusBarAppearance == false {
+      originalStatusBarStyle = UIApplication.shared.statusBarStyle
+      newFeedbackViewController.flowNavBarStyle = navBarStyle.statusBarStyle
+    }
+  }
+
+  func returnStatusBarStyleToOriginalValueIfNeeded() {
+    if Foundation.Bundle.main.viewControllerBasedStatusBarAppearance == false {
+      if let originalStatusBarStyle = originalStatusBarStyle {
+        newFeedbackViewController.flowNavBarStyle = originalStatusBarStyle
+      }
+    }
+  }
+}
+
+extension NewFeedbackFlowController {
+  // MARK: User Actions
+
+    @objc func cancel() {
+    newFeedbackViewController.cancel()
+    dismissFeedbackFlow()
+  }
+
+  func presentKeyboard() {
+    newFeedbackViewController.presentKeyboard()
+  }
+
+  func dismissFeedbackFlow() {
+    if let actionController = self.presentingViewController as? UIAlertController {
+      if let presentingViewController = actionController.presentingViewController {
+        actionController.view.isHidden = true
+        presentingViewController.dismiss(animated: false) {
+          self.onDidFinish?()
+          actionController.view.isHidden = false
+          presentingViewController.present(actionController, animated: true, completion: nil)
+        }
+        return
+      }
+    }
+
+    presentingViewController?.dismiss(animated: true) {
+      self.onDidFinish?()
+    }
+  }
+}
+
+extension NewFeedbackFlowController {
+  // MARK: Factories
+
+  func createCancelBarButtonItem() -> UIBarButtonItem {
+    let buttonTitle = NSLocalizedString("global_cancel_button_title",
+        tableName: "Feedback",
+        bundle: Bundle.main,
+        comment: "Cancel button title"
+    )
+
+    let item = UIBarButtonItem(
+      title: buttonTitle,
+      style: .plain,
+      target: self,
+      action: #selector(NewFeedbackFlowController.cancel)
+    )
+    
+    item.tintColor = .covidSafeColor
+    return item
+  }
+}
+
+extension NewFeedbackFlowController: UIViewControllerTransitioningDelegate {
+  // MARK: Custom Transition Presentation
+
+  func animationController(
+    forPresented presented: UIViewController,
+    presenting: UIViewController,
+    source: UIViewController) -> UIViewControllerAnimatedTransitioning? {
+    return nil
+  }
+}
+
+private class NewFeedbackFlowViewControllerFactory {
+  let flowStoryboard = UIStoryboard(name: "NewFeedbackFlow", bundle: Bundle.main)
+
+  func createNewFeedbackViewControllerWithScreenshotImage(
+    _ screenshotImage: UIImage?,
+    settings: FeedbackSettings? = nil) throws -> FeedbackViewController {
+      let id = "FeedbackViewController"
+
+      // swiftlint:disable:next force_cast
+      let vc = flowStoryboard.instantiateViewController(withIdentifier: id) as! FeedbackViewController
+
+      vc.settings = try settings ?? FeedbackSettings()
+
+      return vc
+  }
+}
+
+extension Foundation.Bundle {
+  fileprivate var viewControllerBasedStatusBarAppearance: Bool {
+    return (infoDictionary?["UIViewControllerBasedStatusBarAppearance"] as? Bool) ?? true
+  }
+}