AndreyPanov

enum Guide {
  case headerLabel((UILabel) -> ())
  case bodyLabel((UILabel) -> ())
  case loginTextField((UITextField) -> ())
  
  func identifier() -> String {
    switch self {
    case .headerLabel: return "header"
    case .bodyLabel: return "body"
    case .loginTextField: return "login"

AndreyPanov

var headerLabel: (UILabel) -> () = { control in
  control.font = .systemFont(ofSize: 20)
  control.textColor = .red
}
var bodyLabel: (UILabel) -> () = { control in
  control.font = .systemFont(ofSize: 15)
  control.textColor = .darkGray
}
var loginTextField: (UITextField) -> () = { control in
  control.font = .systemFont(ofSize: 15)

AndreyPanov

protocol Styleable {
  func applyStyle()
}

AndreyPanov

class MainViewController: UIViewController, Styleable {
  
  @IBOutlet weak var firstHeaderLabel: UILabel!
  @IBOutlet weak var secondBodyLabel: UILabel!
  @IBOutlet weak var loginTextField: UITextField!
  @IBOutlet weak var secondLoginTextField: UITextField!
  
  override func viewDidLoad() {
    super.viewDidLoad()
    applyStyle()

AndreyPanov

override func start(with option: DeepLinkOption?) {
    //start with deepLink
    if let option = option {
        switch option {
        case .onboarding: runOnboardingFlow()
        case .signUp: runAuthFlow()
        default: childCoordinators.forEach { coordinator in
            coordinator.start(with: option)
            }
        }

AndreyPanov

static func build(with userActivity: NSUserActivity) -> DeepLinkOption?
static func build(with url: URL) -> DeepLinkOption?
static func build(with dict: [String : AnyObject]?) -> DeepLinkOption?

AndreyPanov

override func start() {
  switch instructor {
    case .onboarding: runOnboardingFlow()
    case .auth: runAuthFlow()
    case .main: runMainFlow()
  }
}

AndreyPanov

protocol Coordinator: class {
  func start()
  func start(with option: DeepLinkOption?)
}

AndreyPanov

func application(_ application: UIApplication,
                 didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
  let notification = launchOptions?[.remoteNotification] as? [String: AnyObject]
  let deepLink = DeepLinkOption.build(with: notification)
  applicationCoordinator.start(with: deepLink)
  return true
}

func application(_ application: UIApplication,
                 didReceiveRemoteNotification userInfo: [AnyHashable : Any]) {

AndreyPanov

struct DeepLinkURLConstants {
  static let Onboarding = "onboarding"
  static let Items = "items"
  static let Item = "item"
  static let Settings = "settings"
}

enum DeepLinkOption {
  case onboarding
  case items