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Web over ServiceWorker
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Jxck
February 25, 2017
Technology
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Web over ServiceWorker
Inside Frontend #1 2017/2/25
Jxck
February 25, 2017
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Transcript
Web over ServiceWorker Inside Frontend #1 2017/2/25 Jxck
• id: Jxck • github: Jxck • twitter: @jxck_ •
blog: https://blog.jxck.io • podcast: http://mozaic.fm • Love: music Jack
Web vs PC App 3
4
5
Web vs Mobile 6
7
8 Capability against • Native/Low API • Installable • Performance
• Permission • Offline • etc
9
10 more...
11
mozaic.fm ep17 12 Service Worker w/ @kinu, @nhiroki_ http://mozaic.fm/post/117004083098/17-service-worker
13 What’s for ?
Service Worker is API for Offline Support 14
Service Worker is Platform for New Capability 15
16 Architecture
17 Proxy as a Service Worker onfetch fetch() response respondWith()
Cache API Browser Cache add()
18 Pusher as a Service Worker onpush
19 TaskManage as a Service Worker onsync onsync !== on-oline/offline
onsync: trigger based on device status network, battery etc onoff/online: toggle of network status
20 Worker as a Service Worker onmessage onmessage
Workers Class Hero I'm free to be whatever I 何になるのも俺の自由だ
Whatever I choose 何を選ぶのも俺の自由だ And I'll hook the request if I want その気になればリクエストだってフックしてやる 21 https://youtu.be/zUADzarhFyA
App Shell 22
23
24 Cache Fetch or Storage
25 Proxy as a Service Worker onfetch fetch() article respondWith()
Cache API Browser Cache get() & merge
Life Cycle 26
27
28 Works even if Page, Tab, Browser doesn’t open (Android)
Tutorials 29 • 中級者向け Service Worker Tutorial • Service Worker
registration/lifecycle
Updates 30
Foreign Fetch 31
Foreign Fetch 32 Link: </worker.js>; rel="serviceworker"
Scope 33 • Scope is single deep match • Single
Controller for Client
Micro Service Workers 34
Install as APK 35
Android APK 36 Build APK then Install
Navigation Preload 37
Navigation Preload 38 fetch Service-Worker-Navigation-Preload: true preloadResponse response
Background Fetch 39
40 Background Fetch Large fetch response UPloading/Downloading Large Media Files
More New Caps 41
42 Capabilities Program Strategy and Goals Q1/Q2 2017 • A2HS
• WebAPKs • Backgournd Fetch • Silent Push • QR Code Scan • Web Share • Origin Trials v2 • 2F-Auth etc
Platform as a ServiceWroker 43
Jack thanks