CloudKit JS and Web services

Related Sessions : Introducing CloudKit (WWDC 2014) and Avanced CloudKit (WWDC 2014)

• JSON/HTTPS interface to CloudKit
• Web sign in with Apple ID
• JS Library
  • Support browsers : Chrome, Safari, Firefox, IE , Microsoft Edge

CloudKit Architecture

• Public Database
  • Default zone for CRUD records
• Private Database
  • Default zone for CRUD records
  • Custom zone for CRUD records

Features parity as native

• public/private database accesss
• CRUD
• Asset
• Query
• Subscription and notifications
• User discoverability (getting users' full name)
• Sync
• authertication

All adove features works in JSON API

Completions block is adopted as JS promises

similar class ,methods names and calling to native counterparts.

Getting Started

1. create a container
2. create a schema
3. container can be created from either portal or xcode
4. schema can be created from CloudKit web dashboard or on-demend by the app

Enable web access

• generate web service api token with cloudkit dashboard
• set login callback
• set domain restrictions

Lots of code sample in js to use Cloudkit

Best Practices with CloudKit JS

• Dynamically link to the CDN-hosted Vesion for latest release of CloudKit JS
• Consider loading CloudKit JS asynchronously on your page
• Handle request throttling responses (i.e. in order not to go over request/second limit, handle burst request gracefully.)