Notes WWDC 2019 : Creating Independent Watch Apps

Référence : Session 208 - Creating Independent Watch Apps

“Independent Watch Apps”: can ship a Watch app without an iPhone app

“Dependent Apps”

• Watch app download will install iPhone app to iPhone
• watchOS app launch is blocked until iPhone app is installed

“Independent Apps”

• Watch app is installed independently from App Store servers
• Asset and variant thinning for Watch app
• Can now uninstall the iPhone app and Watch app can remain
• watchOS app with iOS app is backwards compatible
• Watch-only app is watchOS 6 or later

Enterprise Distribution

• Xcode support
• Variants
• New platform-identifier key

Debugging

• Simulator debugging is up to 10x faster
• Device debugging is up to 2x faster
• Proxied through iPhone

Sign In and Sign Up

• Sign up
• Terms & Conditions: use WKAlertAction API
• Sign In with Apple
• Your own password sign in (new text field)

Push Notifications

• Watch as a push target
• User-visible notifications and background notifications

Networking

• Migrate all WatchConnectivity usage to URLSession
• Use WatchConnectivity for companion app specific interactions (open var isCompanionAppInstalled: Bool { get })