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
Optimistic Updatesで UXを向上させる / Improve UX with ...
Search
rockname
March 15, 2022
Technology
3
1.3k
Optimistic Updatesで UXを向上させる / Improve UX with Optimistic Updates
iOS Tech Talk【みてね x Mirrativ】
https://mirrativ.connpass.com/event/240385/
rockname
March 15, 2022
Tweet
Share
More Decks by rockname
See All by rockname
Unlock the Potential of Swift Code Generation
rockname
0
350
生成AIを活用したレシート読み取り機能のアプリ開発の裏側 / AI Receipt Scan App Development
rockname
0
78
ゼロから理解するDependency Injection / Understanding Dependency Injection from the Ground Up
rockname
2
3.9k
サブスクリプション機能制御の設計における勘所
rockname
0
1.1k
Anatomy of Dynamic color
rockname
1
1.2k
キャッシュによる状態管理のアーキテクチャ / Cache-based state management architecture
rockname
10
20k
モバイルアプリのリストUIにおける 理想的なState表示について / The ideal state display in a mobile app list UI
rockname
7
2k
オンデバイスで学習可能になったCreate MLで画像分類器を作ってみた💪 / Developing an app to train an image classifier on iOS Device using Create ML
rockname
4
510
The practice of inclusive design -WWDC21-
rockname
1
1.2k
Other Decks in Technology
See All in Technology
kubellが挑むBPaaSにおける、人とAIエージェントによるサービス開発の最前線と技術展望
kubell_hr
1
390
Create a Rails8 responsive app with Gemini and RubyLLM
palladius
0
140
Agentic DevOps時代の生存戦略
kkamegawa
0
870
Agentic Workflowという選択肢を考える
tkikuchi1002
1
340
Amazon Q Developer for GitHubとAmplify Hosting でサクッとデジタル名刺を作ってみた
kmiya84377
0
3.5k
AWS アーキテクチャ作図入門/aws-architecture-diagram-101
ma2shita
29
9.5k
白金鉱業Meetup_Vol.19_PoCはデモで語れ!顧客の本音とインサイトを引き出すソリューション構築
brainpadpr
2
470
DenoとJSRで実現する最速MCPサーバー開発記 / Building MCP Servers at Lightning Speed with Deno and JSR
yamanoku
1
250
AI技術トレンド勉強会 #1MCPの基礎と実務での応用
nisei_k
1
240
成立するElixirの再束縛(再代入)可という選択
kubell_hr
0
700
VCpp Link and Library - C++ breaktime 2025 Summer
harukasao
0
220
Amazon Bedrockで実現する 新たな学習体験
kzkmaeda
1
370
Featured
See All Featured
Optimizing for Happiness
mojombo
379
70k
The Illustrated Children's Guide to Kubernetes
chrisshort
48
50k
Designing for humans not robots
tammielis
253
25k
Stop Working from a Prison Cell
hatefulcrawdad
270
20k
The World Runs on Bad Software
bkeepers
PRO
68
11k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
30
2.1k
Measuring & Analyzing Core Web Vitals
bluesmoon
7
480
A designer walks into a library…
pauljervisheath
206
24k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
4
200
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
smashingmag
252
21k
Building Better People: How to give real-time feedback that sticks.
wjessup
367
19k
Rebuilding a faster, lazier Slack
samanthasiow
81
9k
Transcript
Optimistic UpdatesͰ UXΛ্ͤ͞Δ גࣜձࣾϛΫγΟ ΈͯͶࣄۀ෦ ϩΫωϜ @_rockname
mixi, Inc. ࣗݾհ ϩΫωϜ / rockname • ϛΫγΟͰʮՈΞϧόϜ ΈͯͶʯͱ͍͏ΞϓϦΛ ։ൃͯ͠Δ
• iOSϝΠϯɺAndroid, RailsͳͲॻ͍ͯΔ • εϚϒϥ͕͖
mixi, Inc. Optimistic Updatesͱ • ྫ͑ɺΈͯͶͰΞοϓϩʔυͨ͠ϝσΟΞΛ͓ؾʹೖΓʹՃͰ͖Δػೳ͕͋Γ·͢ • ී௨ʹ࣮͢ΔͳΒɺҎԼͷΑ͏ʹͳΔ͔ͱࢥ͍·͢
mixi, Inc. Optimistic Updatesͱ • ϦΫΤετͷ݁Ռ͕ฦΔલʹɺޭ͢ΔͱԾఆͯ͠UIΛઌʹߋ৽͢Δख๏ͷ͜ͱΛ Optimistic Updatesͱݺͼ·͢
mixi, Inc. Optimistic UpdatesͷՁ • Optimistic UpdatesͰɺϢʔβʔͷૢ࡞Λதஅͤ͞Δ͜ͱͳ͘γʔϜϨεͳମݧΛఏڙ ͠ଓ͚Δ͜ͱ͕Ͱ͖ΔͨΊɺUXΛ্ͤ͞·͢
mixi, Inc. ͪ͜Βͷهࣄ͕ඇৗʹࢀߟʹͳΓ·ͨ͠!!! https://kaminashi-developer.hatenablog.jp/entry/optimistic-update-in-spa UI͕ӕΛͭ͘ʁ UXσβΠϯʹ͓͚Δʮָ؍తͳߋ৽ʯͱSPAͰͷ࡞Γํ Χϛφγ։ൃऀϒϩά
۩ମతͳ࣮ྫ
mixi, Inc. ۩ମతͳ࣮ྫ - ͓ؾʹೖΓ • ઌͷྫͰऔΓ্͛ͨɺ͓ؾʹೖΓػೳʹ͓͚Δ Optimistic Updatesͷ۩ମతͳ࣮ํ๏ʹ͍ͭͯݟͯ Έ·͠ΐ͏
mixi, Inc. ۩ମతͳ࣮ྫ - ͓ؾʹೖΓ • ϝσΟΞΦϒδΣΫτʹ͋Δ୯ҰͷpropertyΛߋ৽͢ΔͷΈͳͷͰɺ࣮͔ͳΓγϯϓϧͳͷʹͳΓ·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ΈͯͶͰΞοϓϩʔυ͞ΕͨϝσΟΞ ʹίϝϯτΛ͢Δ͜ͱ͕Ͱ͖·͢ • ݱঢ়ͰίϝϯτߘதʹIndicatorΛද
ࣔ͢ΔΑ͏ʹͳ͍ͬͯ·͢ ▶︎ ͜ͷίϝϯτػೳΛOptimistic Updates Ͱ࣮͢Δ͜ͱΛߟ͑ͯΈ·͠ΐ͏
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ·ͣOptimistic UpdatesΛ࣮͘͢͠ ͘͢ɺView༻ͷίϝϯτΦϒδΣΫτͰ ͋Δ
CommentItem Λ༻ҙ͠·͢ • init ͰυϝΠϯΦϒδΣΫτΛड͚औͬͯ มͰ͖ΔΑ͏ʹ͍ͯ͠·͢ • ޙʹ৭ʑͱproperty͕Ճ͞Ε͍ͯ͘༧ఆ Ͱ͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ࣍ʹɺMVPͰ࣮͢Δ͜ͱલఏͰ͕͢ɺ PresenterΛ༻ҙ͠·͢ • ͜͜ʹOptimistic
Updatesͷ࣮ΛՃ͑ͯ ͍͖·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • Presenterʹɺίϝϯτૹ৴Ϙλϯ ԡԼ࣌ʹݺΕΔ addComment
ϝιουΛ࣮͍͖ͯ͠·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ͨͩ͠ɺ͜ͷ addComment ࿈ଓ͠ ͯԿݺΕΔ͜ͱΛߟྀͰ͖ͯ
͍·ͤΜ • Ծʹ1ճͷίʔϧͰϨεϙϯε͕· ͩฦΒͳ͍ؒʹ2ճͷίʔϧ͕ޭ ͠ɺͦͷޙ1ճͷίʔϧͰαʔόʔ ͔ΒΤϥʔ͕ฦ͖ͬͯͨ߹ɺ comments.removeLast() ҙਤͯ͠ ͍ͳ͍ CommentItem Λআͯ͠͠· ͏͜ͱʹͳΓ·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ ▶︎ ղܾ͢ΔͨΊʹɺ CommentItem ΛҰҙʹࣝผͰ͖Δ Α͏ʹ
mutaitionID ΛՃ͠·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • mutationID Λ CommentItem ʹઃఆ͠ɺ
ϨεϙϯεΛड͚औͬͨࡍ ʹͦΕΛݩʹదʹΛ ߋ৽͠·͢ • ͜ΕͰෳճݺΕͯద ʹॲཧͰ͖·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ͨͩ͜ͷ··ͩͱɺOptimistic UpdatesͰԾͷσʔλ Λද͍ࣔͯ͠Δঢ়ଶͷViewʹରͯ͠ɺϢʔβʔ͕ίϝ ϯτͷฤूআ͕Ͱ͖ͯ͠·͍·͢
▶︎ ରԠͱͯ͠ɺ·ͩαʔόʔ͔ΒϨεϙϯε͕ฦ͖ͬͯ ͍ͯͳ͍߹Viewͷૢ࡞Λ੍ݶͰ͖ΔΑ͏ʹ͠·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ঢ়ଶΛView͔ΒదʹผͰ͖ΔΑ ͏ʹɺCommentItem ʹ LoadingState
ΛՃ͠·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • addComment ϝιουͰద ʹ loadingState
Λઃఆ͠·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ͋ͱɺViewଆͰ CommentItem.loadingState Λݟͯɺ .loading
ͷ߹ʹૢ࡞Λ੍ݶ͢ Εྑ͍͜ͱʹͳΓ·͢ (Viewͷίʔυলུ ) ▶︎ ͞Βʹɺߘʹࣦഊͨ࣌͠ʹίϝϯτΛλοϓ͢ΔͱϦτϥΠͰ͖ΔΑ͏ʹͯ͠Έ·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ·ͣɺLoadingState ʹ .failure ΛՃ͠·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • addComment ϝιουͷcatchจʹͯ֘͢Δ CommentItem Λআ͢ΔΘΓʹ
loadingState ʹ .failure Λઃఆ͠·͢
mixi, Inc. ۩ମతͳ࣮ྫ - ίϝϯτ • ͋ͱPresenterʹϦτϥΠϝιουΛՃ͠ɺCellΛλοϓͨ͠ࡍʹݺΕΔΑ͏ʹ࣮͠·͢
mixi, Inc. ߘલ ߘத ߘࣦഊ
mixi, Inc. Optimistic Updatesͷ࣮ʹ͍ͭͯৼΓฦΓ • ྫ͓͑ؾʹೖΓػೳͷΑ͏ͳɺΦϒδΣΫτͷ୯Ұpropertyͷߋ৽ʹ͍ͭͯൺֱత؆ ୯ʹ࣮͕ՄೳͰ͢ • ͨͩ͠ɺίϝϯτߘͷΑ͏ͳɺ৽نΦϒδΣΫτͷ࡞ʹ͍ͭͯɺͦΕͳΓʹ ͕͔͔Γͦ͏Ͱ͢
• ·ͨɺࠓճͯ֘͢Viewͱੜଘظؒͷ͍͠PresenterͷதͰঢ়ଶΛཧ͠·ͨ͠ ͕ɺԾʹ͜ΕΛଞͷViewʹൖ͍ͤͨ͞ͱͳΔͱɺSingletonείʔϓͷΠϯϝϞϦε τΞ or databaseͰঢ়ଶΛཧͭͭ͠ɺ֤ViewͰ݁ՌΛsubscribeͰ͖ΔΑ͏ʹ࣮͢Δ ඞཁ͕͋Γɺ͔ͳΓࠎ͕ંΕͦ͏Ͱ͢
mixi, Inc. Apollo Clientͷհ • GraphQLΫϥΠΞϯτͰ͋Δ Apollo Ͱɺ͜ͷOptimistic UpdatesͷػೳΛఏڙ͍ͯ͠·͢ (iOSΫϥΠΞϯτͰະ࣮
) • ͪ͜ΒͰ mutationID ͷΑ͏ͳͷΛ༻ҙ͠ͳͯ͘ɺϦΫΤετͷޭ, ࣦഊʹԠͯ͡ΩϟογϡΛదʹߋ৽ͯ͘͠Ε·͢ • ΩϟογϡΛwatch͍ͯ͠ΔViewʹߋ৽͕ൖ͞Ε·͢ • ͨͩ͠ɺઌͷྫͷΑ͏ʹloadingStateʹΑͬͯViewͷݟͨΛม͑ΔΑ͏ͳ͜ͱͰ͖ͳͦ͞͏Ͱ͢ (Apollo ReactͰApollo LinkΛ͑Ͱ͖Δ͔ʁ) Apollo KotlinΑΓ
Thank you!!!