Build Features Not Apps
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Presented at iOS Conf SG: http://iosconf.sg/ Most iPhone users don’t bother installing any apps per months. And worse, ~80% never use an app they’ve installed again. The future of mobile is clearly not app, but features. Features that make the iPhone ecosystem still a native experience, but as open and flexible as the web. Learn how you could prepare for that future.
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Build Features Not Apps
- 2. SWIFT ROBOT ▸ NatashaTheRobot.com ▸ @NatashaTheNomad ▸ This Week in Swift ▸ Swift Jobs ▸ try! Swift
- 4. Most smartphone users download 0 apps per month
- 5. An average app loses up to 95% of users within the first month
- 6. !!!
- 9. !"
- 17. "As speech recognition accuracy goes from say 95% to 99%, all of us in the room will from barely using it today to using it all the time. Most people underestimate the difference between 95% and 99% accuracy - 99% is a game changer" - Andrew NG, Chief Scientist at Baidu
- 18. SIRI INTENTS ▸ Audio or video calling ▸ Messaging ▸ Payments ▸ Searching photos ▸ Workouts ▸ Ride booking
- 24. "It took Line Messenger almost four months to find its first two million users ...
- 25. … but after stickers were launched, it took only two days to find the next million...
- 26. The company now makes over $270M a year just from selling stickers."
- 27. THE FUTURE?
- 29. ! -> "
- 31. ▸ Frameworks all the things! ▸ Vectorize Images ▸ NSUserActivity FTW
- 34. !
- 37. OPEN VS PUBLIC
- 39. let rootURL = FileManager.default(). containerURLForSecurityApplicationGroupIdentifier("group.com.NatashaTheRobot.MyFavoriteGelato")
- 40. let defaults = UserDefaults(suiteName: "group.com.NatashaTheRobot.MyFavoriteGelato")
- 42. ! + ⌚ + #
- 46. MULTIPLATFORM, SINGLE-SCHEME XCODE PROJECTS by Max Howell on PromiseKit.org
- 47. FRAMEWORKS ▸ DRY ▸ App Groups ▸ iCloud Key-Value Storage ▸ Cross-Platform
- 48. VECTORIZE IMAGES
- 49. .PDF
- 56. VECTORIZE IMAGES ▸ Single Scale PDFs ▸ Template Image for Icons
- 58. // AppDelegate func application(_ application: UIApplication, continue userActivity: NSUserActivity, restorationHandler: @escaping ([Any]?) -> Void) -> Bool { if userActivity.activityType == NSUserActivityTypeBrowsingWeb, let webpageURL = userActivity.webpageURL { // separate webpageURL using NSURLComponents // present the correct View Controller if valid // otherwise, open link in Safari } return false }
- 64. CREATING AN ACTIVITY // GelatoDetailViewController override func viewDidLoad() { super.viewDidLoad() // other config here let activity = NSUserActivity(activityType: "com.natashatherobot.GelatoFinder.gelato") // will show up as this in Spotlight Search Results activity.title = gelato.name // Other keywords to search by activity.keywords = Set([gelato.name, "gelato"]) // should be handed off to another device? activity.isEligibleForHandoff = true // should be indexed in App History? activity.isEligibleForSearch = true // should be eligible for indexing for any user of this application? activity.isEligibleForPublicIndexing = true // Avoid deallocating before indexing, // global variable declared in UIResponder class userActivity = activity // don't forget to activate! userActivity!.becomeCurrent() }
- 65. SAVE UNIQUE INFO // GelatoDetailViewController override func viewDidLoad() { // create activity and other config here activity.delegate = self activity.needsSave = true // assign to userActivity, etc } extension GelatoDetailViewController: NSUserActivityDelegate { func userActivityWillSave(_ userActivity: NSUserActivity) { // info needed to recreate activity! userActivity.userInfo = ["index": gelatoIndex] } }
- 66. RESTORE ACTIVITY // AppDelegate func application(_ application: UIApplication, continue userActivity: NSUserActivity, restorationHandler: @escaping ([Any]?) -> Void) -> Bool { let mainController = (window!.rootViewController! as! UINavigationController).viewControllers.first mainController?.restoreUserActivityState(userActivity) return true }
- 67. RESTORE ACTIVITY // GelatoListTableViewController override func restoreUserActivityState(_ activity: NSUserActivity) { if let index = activity.userInfo?["index"] as? Int { searchedGelatoIdentifier = index performSegue(withIdentifier: "showGelato", sender: self) } }
- 68. RESTORE ACTIVITY // GelatoListTableViewController override func prepare(for segue: UIStoryboardSegue, sender: Any?) { if let gelatoDetailVC = segue.destination as? GelatoDetailViewController { let index = tableView.indexPathForSelectedRow?.row ?? searchedGelatoIdentifier ?? 0 gelatoDetailVC.gelato = gelatoFlavors[index] gelatoDetailVC.gelatoIndex = index } }
- 70. NSUSERACTIVITY ▸ Handoff ▸ Universal Links ▸ Search ▸ Location ▸ Contextual Reminders ▸ Contact Interactions
- 72. ▸ Frameworks all the things! ▸ Vectorize Images ▸ NSUserActivity FTW