Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
PWA 與 Service Worker
Search
Anna Su
January 23, 2017
Technology
0
40
PWA 與 Service Worker
2017/1/23
@ F2E&RGBA Meetup
Anna Su
January 23, 2017
Tweet
Share
More Decks by Anna Su
See All by Anna Su
從 Styled System 看下一代 CSS 技術
annasu
2
2.1k
We need a better UI component library - Styled System
annasu
0
6k
What’s FullStory?
annasu
0
110
serverless - send email and update status
annasu
0
75
PWA 應用與價值
annasu
0
80
初探 DevOps 的世界
annasu
0
220
Why Redux-Observable?
annasu
0
45
2016 PIXNET HACKATHON Lightning talk - 做網站不是只有一個人的事
annasu
0
68
Other Decks in Technology
See All in Technology
メモ整理が苦手な者による頑張らないObsidian活用術
optim
0
120
データエンジニアリング 4年前と変わったこと、 4年前と変わらないこと
tanakarian
2
360
MCP とマネージド PaaS で実現する大規模 AI アプリケーションの高速開発
nahokoxxx
1
1.4k
「AI駆動開発」のボトルネック『言語化』を効率化するには
taniiicom
1
110
経験がないことを言い訳にしない、 AI時代の他領域への染み出し方
parayama0625
0
140
TypeScript 上達の道
ysknsid25
8
750
Microsoft Defender XDRで疲弊しないためのインシデント対応
sophiakunii
3
400
「手を動かした者だけが世界を変える」ソフトウェア開発だけではない開発者人生
onishi
11
4.2k
P2P ではじめる WebRTC のつまづきどころ
tnoho
1
210
Power Automate のパフォーマンス改善レシピ / Power Automate Performance Improvement Recipes
karamem0
0
140
AI エンジニアの立場からみた、AI コーディング時代の開発の品質向上の取り組みと妄想
soh9834
6
260
OTel 公式ドキュメント翻訳 PJ から始めるコミュニティ活動/Community activities starting with the OTel official document translation project
msksgm
0
230
Featured
See All Featured
Optimizing for Happiness
mojombo
379
70k
Adopting Sorbet at Scale
ufuk
77
9.5k
Six Lessons from altMBA
skipperchong
28
3.9k
Become a Pro
speakerdeck
PRO
29
5.4k
[RailsConf 2023] Rails as a piece of cake
palkan
55
5.7k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
8
850
How to Ace a Technical Interview
jacobian
278
23k
A designer walks into a library…
pauljervisheath
207
24k
Producing Creativity
orderedlist
PRO
346
40k
Code Review Best Practice
trishagee
69
19k
Scaling GitHub
holman
461
140k
Faster Mobile Websites
deanohume
308
31k
Transcript
PWA & Service Worker Anna Su 1
Anna Su 獮ᒒૡ纷䒍 綮ਮ螸 PIXNET 2 About me
Why PWA? What's PWA? What's Service Workers Making A Service
Worker 3 Agenda
PWA 4 Why
5 What’s Wrong?
What’s Wrong with Web ? Slow mobile network User-unfriendly 6
What’s Wrong with Web ? Slow mobile network 7 53%
3s
What’s Wrong with Web ? User-unfriendly 8 Splash Screen push
notifications
What’s Wrong with App ? High cost Difficultly share 9
What’s Wrong with App ? High cost 10 iOS Windows
Android
What’s Wrong with App ? Difficultly share 11 from Alex
Russell in Chrome Dev Summit 2015 1 month 25 100+ App Web
What’s Wrong with App ? 12 Alex Russell in Chrome
Dev Summit 2015 ignite online & comScore
13
PWA 14 What’s Progressive Web App
15 Reliable Fast Engaging Reliable
What’s PWA ? Reliable 16
What’s PWA ? Fast 17
What’s PWA ? Engaging 18
Chrome Dev Summit 2014 [github] How does the PWA looks
like 19
20
Service Workers 21 What’s
22 What’s Service Workers ?
What’s Service Workers ? 23
24 What’s Service Workers ?
Service Workers Lifecycle 25
Making A Service Worker 26
27 Making A Service Workers design @Don
simple-pwa-demo PWA To-Do List with Vanilla JS (sw-precache) (sw-precache-webpack-plugin) PWA
To-Do List with React/Redux 28 @Octocat Making A Service Workers code review -Jerry Hong
Getting Started with Service Workers 29
Registering the Service Worker Setting up the Default Cache Clearing
Old Cache Handling Fetch Requests 30 Making A Service Workers
31 Register install activate fetch Making A Service Workers Register
Registering the Service Worker
Registering the Service Worker 32 <script> if ('serviceWorker' in navigator)
{ navigator.serviceWorker.register('/sw.js') .then(reg => console.log('SW registered!', reg)) .catch(err => console.log('Error!', err)); } </script> index.html <script> if ('serviceWorker' in navigator) { navigator.serviceWorker.register('/sw.js') .then(reg => console.log('SW registered!', reg)) .catch(err => console.log('Error!', err)); } </script> <script> if ('serviceWorker' in navigator) { navigator.serviceWorker.register('/sw.js') .then(reg => console.log('SW registered!', reg)) .catch(err => console.log('Error!', err)); } </script> <script> if ('serviceWorker' in navigator) { navigator.serviceWorker.register('/sw.js') .then(reg => console.log('SW registered!', reg)) .catch(err => console.log('Error!', err)); } </script> <script> if ('serviceWorker' in navigator) { navigator.serviceWorker.register('/sw.js') .then(reg => console.log('SW registered!', reg)) .catch(err => console.log('Error!', err)); } </script> <script> if ('serviceWorker' in navigator) { navigator.serviceWorker.register('/sw.js') .then(reg => console.log('SW registered!', reg)) .catch(err => console.log('Error!', err)); } </script>
33 Register install activate fetch Making A Service Workers Register
Service Worker Lifecycle install activate fetch
Getting Started with Service Workers 34 // install self.addEventListener('install', event
=> { console.log('installing…'); }); // activate self.addEventListener('activate', event => { console.log('now ready to handle fetches!'); }); // fetch self.addEventListener('fetch', event => { console.log('now fetch!'); }); sw.js
35 Register install activate fetch Setting up the Default Cache
Making A Service Workers
Setting up the Default Cache 36 sw.js const filesToCache =
[ '/', '/assets/images/btn_check.png', '/assets/images/btn_del.png', '/assets/images/ic_add.png', '/assets/images/logo_todo.png', '/src/main.css', '/index.html' ]; const cacheName = 'todolist-v1';
Setting up the Default Cache 37 sw.js // install self.addEventListener('install',
event => { console.log('installing…'); event.waitUntil( caches.open(cacheName).then(cache => { // console.log('Caching app ok'); return cache.addAll(filesToCache); }) ); }); // install self.addEventListener('install', event => { console.log('installing…'); event.waitUntil( caches.open(cacheName).then(cache => { // console.log('Caching app ok'); return cache.addAll(filesToCache); }) ); }); // install self.addEventListener('install', event => { console.log('installing…'); event.waitUntil( caches.open(cacheName).then(cache => { // console.log('Caching app ok'); return cache.addAll(filesToCache); }) ); }); // install self.addEventListener('install', event => { console.log('installing…'); event.waitUntil( caches.open(cacheName).then(cache => { // console.log('Caching app ok'); return cache.addAll(filesToCache); }) ); }); // install self.addEventListener('install', event => { console.log('installing…'); event.waitUntil( caches.open(cacheName).then(cache => { // console.log('Caching app ok'); return cache.addAll(filesToCache); }) ); });
38 Register install activate fetch Clearing Old Cache Making A
Service Workers
` 39 // activate self.addEventListener('activate', event => { console.log('now ready
to handle fetches!'); event.waitUntil( caches.keys().then(function(cacheNames) { var promiseArr = cacheNames.map(function(item) { if (item !== cacheName) { // Delete that cached file return caches.delete(item); } }) return Promise.all(promiseArr); }) ); // end e.waitUntil }); sw.js // activate self.addEventListener('activate', event => { console.log('now ready to handle fetches!'); event.waitUntil( caches.keys().then(function(cacheNames) { var promiseArr = cacheNames.map(function(item) { if (item !== cacheName) { // Delete that cached file return caches.delete(item); } }) return Promise.all(promiseArr); }) ); // end e.waitUntil }); // activate self.addEventListener('activate', event => { console.log('now ready to handle fetches!'); event.waitUntil( caches.keys().then(function(cacheNames) { var promiseArr = cacheNames.map(function(item) { if (item !== cacheName) { // Delete that cached file return caches.delete(item); } }) return Promise.all(promiseArr); }) ); // end e.waitUntil }); // activate self.addEventListener('activate', event => { console.log('now ready to handle fetches!'); event.waitUntil( caches.keys().then(function(cacheNames) { var promiseArr = cacheNames.map(function(item) { if (item !== cacheName) { // Delete that cached file return caches.delete(item); } }) return Promise.all(promiseArr); }) ); // end e.waitUntil }); // activate self.addEventListener('activate', event => { console.log('now ready to handle fetches!'); event.waitUntil( caches.keys().then(function(cacheNames) { var promiseArr = cacheNames.map(function(item) { if (item !== cacheName) { // Delete that cached file return caches.delete(item); } }) return Promise.all(promiseArr); }) ); // end e.waitUntil });
40 Register install activate fetch Handling Fetch Requests Making A
Service Workers
41 <script> const list = document.getElementById('list'); // 矑茐咳蝑 request fetch('http://localhost:3000/people')
.then(res => { return res.json(); }) .then(json => { list.innerHTML = json .map(item => `<li>${item.name}</li>`) .join(''); }) </script> index.html Handling Fetch Requests
Handling Fetch Requests 42 self.addEventListener('fetch', event => { event.respondWith( caches.match(event.request)
.then(function(response) { return response || fetch(event.request) .then(res => caches.open(dataCacheName) .then(function(cache) { cache.put(event.request, res.clone()); return res; }) ); }) ); }); sw.js self.addEventListener('fetch', event => { event.respondWith( caches.match(event.request) .then(function(response) { return response || fetch(event.request) .then(res => caches.open(dataCacheName) .then(function(cache) { cache.put(event.request, res.clone()); return res; }) ); }) ); }); self.addEventListener('fetch', event => { event.respondWith( caches.match(event.request) .then(function(response) { return response || fetch(event.request) .then(res => caches.open(dataCacheName) .then(function(cache) { cache.put(event.request, res.clone()); return res; }) ); }) ); }); self.addEventListener('fetch', event => { event.respondWith( caches.match(event.request) .then(function(response) { return response || fetch(event.request) .then(res => caches.open(dataCacheName) .then(function(cache) { cache.put(event.request, res.clone()); return res; }) ); }) ); }); self.addEventListener('fetch', event => { event.respondWith( caches.match(event.request) .then(function(response) { return response || fetch(event.request) .then(res => caches.open(dataCacheName) .then(function(cache) { cache.put(event.request, res.clone()); return res; }) ); }) ); }); self.addEventListener('fetch', event => { event.respondWith( caches.match(event.request) .then(function(response) { return response || fetch(event.request) .then(res => caches.open(dataCacheName) .then(function(cache) { cache.put(event.request, res.clone()); return res; }) ); }) ); }); self.addEventListener('fetch', event => { event.respondWith( caches.match(event.request) .then(function(response) { return response || fetch(event.request) .then(res => caches.open(dataCacheName) .then(function(cache) { cache.put(event.request, res.clone()); return res; }) ); }) ); }); self.addEventListener('fetch', event => { event.respondWith( caches.match(event.request) .then(function(response) { return response || fetch(event.request) .then(res => caches.open(dataCacheName) .then(function(cache) { cache.put(event.request, res.clone()); return res; }) ); }) ); });
43
44
Learn more? 45
46
47
48
49
50
傶Ջ讕襑ᥝ PWA? Ջ讕ฎ PWA? Service Work 墋Օ Registering the Service
Worker Setting up the Default Cache Clearing Old Cache Handling Fetch Requests 䋿֢ PWA To-Do List - 氥纈盃旰Ԫ殻竃㻌 51 2017 iT 螸䒻盜裡Ո搴ᒍ
ref https://huangxuan.me/pwa-qcon2016/#/ https://medium.com/lets-grow-business/why- progressive-web-app-31dd11d9a925#.zb3d2m1jv https://igniteonline.com.au/why-progressive-web- apps-beat-native-apps-hands-down/ 52
ref images http://ninetailsfoxchan.deviantart.com/art/Sad- Png-by-NFC-304044918 http://mrmen.wikia.com/wiki/File:Mr._All- Goes_Wrong.PNG https://goo.gl/022j4n https://www.labnol.org/software/chrome-offline- dinosaur-game/28781/ 53
Thanks 眤蘛肔肯 54