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
US 版 Mercari をまるごと1から作り直した話
Search
Naoki ISHIKAWA
September 17, 2017
Technology
2
4.3k
US 版 Mercari をまるごと1から作り直した話
iOSDC 2017 in Tokyo, September 16-17, 2017
https://iosdc.jp/2017/node/1438
Naoki ISHIKAWA
September 17, 2017
Tweet
Share
More Decks by Naoki ISHIKAWA
See All by Naoki ISHIKAWA
パラレルの通話を支える iOS アプリ上での技術
jarinosuke
0
2.1k
メルペイのエンジニアリング組織の変化と目指すチーム像
jarinosuke
5
6.2k
RIBs
jarinosuke
2
1.7k
メルカリiOSアプリ開発の現状とこれから / Mercari Day 2017
jarinosuke
3
6.7k
Drink Meetup with Mercari #36
jarinosuke
0
1.1k
Switching Icon.png depending on each environment
jarinosuke
2
11k
Other Decks in Technology
See All in Technology
OpenTelemetry Collector internals
ymotongpoo
4
410
FASTと向き合うことで見えた、大規模アジャイルの難しさと楽しさ
wooootack
0
400
データ戦略部門 紹介資料
sansan33
PRO
1
3.2k
20250514_未経験から Fintech実務参画まで。学生エンジニアの挑戦録
hideto1008
0
890
Oracle Cloud Infrastructure IaaS 新機能アップデート 2025/03 - 2025/05
oracle4engineer
PRO
1
140
開発フェーズだけではない AI導入はどのように進めていくべきか / How should we proceed with AI adoption beyond the development stage?
i35_267
2
100
Vibe Codingの裏で、 考える力をどう取り戻すか
csekine
2
580
Generational ZGCのメモリ運用改善 - その物理メモリ使用量、本当に正しい?
tabatad
1
290
ソフトウェア開発現代史: "LeanとDevOpsの科学"の「科学」とは何か? - DORA Report 10年の変遷を追って - #開発生産性_findy
takabow
1
310
やさしい認証認可
minorun365
PRO
29
11k
プロジェクトマネージャーに最後まで残るたった一つの仕事は交渉
ichimichi
1
190
Grafana MCP serverでなんかし隊 / Try Grafana MCP server
kohbis
0
270
Featured
See All Featured
It's Worth the Effort
3n
184
28k
Fashionably flexible responsive web design (full day workshop)
malarkey
407
66k
Documentation Writing (for coders)
carmenintech
71
4.8k
Building Flexible Design Systems
yeseniaperezcruz
328
39k
Speed Design
sergeychernyshev
30
980
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
331
22k
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.3k
Testing 201, or: Great Expectations
jmmastey
42
7.5k
Typedesign – Prime Four
hannesfritz
42
2.7k
Bash Introduction
62gerente
614
210k
Building a Scalable Design System with Sketch
lauravandoore
462
33k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
32
5.9k
Transcript
US ൛ Mercari Λ·Δ͝ͱ 1͔Β࡞Γͨ͠ iOSDC Japan 2017 Naoki Ishikawa
@jarinosuke
ࣗݾհ • ੴथ (@jarinosuke) • Mercari, Inc (joined at 2016/05)
•iOS Engineer
աڈͷεϥΠυ • Drink Meetup with Mercari iOS(20166݄) • https://speakerdeck.com/jarinosuke/drink-meetup-with- mercari-number-36
• Mercari Day 2017(20171݄) • https://speakerdeck.com/jarinosuke/mercari-day-2017
Agenda 1. ࡞Γͨ͠എܠɺ͘͠ੵΈॏͶΒΕͨྺ࢙ 2. Ͳ͏ͬͯ࡞Γͨ͠ͷ͔ʢώτɺ࣌ؒɺํ๏ʣ 3. ࡞Γͯ͠ղܾͨ͠ίτ
1.࡞Γͨ͠എܠɺ ͘͠ੵΈॏͶΒΕͨྺ࢙
mercari-ios ͷྺ࢙ ! " 2016/11 master
mercari-ios ͷྺ࢙ ! " 2016/11ࠒ master jp/master
ιʔείʔυׂ • ϚϧνιʔεϚϧνόΠφϦ • ୯Ұ repos Ͱ branch ͰϦʔδϣϯຖʹׂ
mercari-ios ͷྺ࢙ ! " 2016/11ࠒ master jp/master 2017/4த० 3,4ϲ݄
ιʔείʔυׂͨ͠ޙͷ3,4ϲ݄ • ϋϯόʔΨʔϝχϡʔ->λϒԽ • ϖʔδͷϦχϡʔΞϧ • ϓϥΠϕʔτνϟοτػೳ • ͳͲͳͲ… •
͍αΠΫϧͰͨ͘͞Μͷ৽ػೳΛϦϦʔεͰ͖ͨ
ґવͱͯ͠Δ՝ • ϦʔδϣϯذɺABςετͷංେԽ • Objective-Cͱܕ • ΞʔΩςΫνϟ(MVC, MVVM)͕ࠞࡏ मਖ਼ʹରͯ͠ͷίετ͕ͱͯߴ͘ͳ͖͍ͬͯͯͨ
ϦʔδϣϯذɺABςετͷංେԽ • if (isUS) {} else {} • if (AB_improve_xxx)
{} else {} • if (isUS) { if (AB) {} else {} } else { if (AB) {} else {} } * ͋͘·ͰྫͰ͢ ࣮ίετ↗ QAίετ↗
Objective-Cͱܕ • class A { init(with string: String) } •
NSDictionary *data; • [[A alloc] initWithString:data[@“id”]]; • ಈతܕ͚ͱ੩తܕ͚͕ࠞࡏ͠ɺ༧ظͤ͵Ϋϥογϡ
ΞʔΩςΫνϟ(MVC, MVVM)͕ࠞࡏ • ϝϧΧϦ iOS 2013ʹϦϦʔε(iOS7͕ϦϦʔε͞Εͨࠒ) • ग़ը໘VC Created by
Shinichiro Oba on 2013/04/20 • ObjC/Swift, MVC/MVVM ͷڞଘʢࠞࡏʣ
mercari-ios ͷྺ࢙ ! " 2016/11ࠒ master jp/master 2017/4த०
mercari-ios ͷྺ࢙ ! " 2016/11ࠒ master jp/master 2017/4த०
⇧ + ⌘ + N
⇧ + ⌘ + N Create New Project
2.Ͳ͏ͬͯ࡞Γ͔ͨ͠ ʢώτɺ࣌ؒɺํ๏ʣ
νʔϜߏ • kitasuke • chuganzy • yoichi • jarinosuke
νʔϜߏ • kitasuke Introducing protobuf in Swift • chuganzy ϝϧΧϦͰ࣮ࢪͨ͠աڈ࠷େنͷABςετʮυϩϫʔ
vs Լλϒʯͷཪ • yoichi ϞόΠϧΞϓϦͰࠔΒͳ͍ΤϥʔϋϯυϦϯάͱϩΪϯάͷ ϕετϓϥΫςΟε • jarinosuke US ൛ Mercari Λ·Δ͝ͱ1͔Β࡞Γͨ͠
࣮ػೳ • Tab, Home, Login/Signup, Network, Overall architecture • Checkout,
Search, WebView • DI, Item Detail, ReactNative • Listing, Local DB, Migration from current app ΊͪΌͪ͘Ό͋Δ
࡞ۀ୲ • Tab, Home, Login/Signup, Network, Overall architecture • Checkout,
Search, WebView • DI, Item Detail, ReactNative • Listing, Local DB, Migration from current app
։ൃεέδϡʔϧ • 4݄த०։ൃ։࢝ • 6݄ϦϦʔεඪ • ࣮࣭2ϲ݄
None
࡞ۀλΠϜϥΠϯ 4݄ 5݄ 6݄ Checkout WebView Search Tab, Home, Login/Signup,
Network, Overall architecture DI, Item Detail ReactNative LocalDB Listing Migration
༏ઌͨ͠ίτ • ͓٬༷͕ϦχϡʔΞϧΛҙࣝͤͣ͏͜ͱ͕Ͱ͖Δ • ΞʔΩςΫνϟΛ౷Ұ͢ΔɺςελϒϧͳߏΛҡ࣋͢Δ • ϦϦʔε͓ͯ͠٬༷ʹ৽͍͠ΞϓϦΛಧ͚Δ
༏ઌ͠ͳ͔ͬͨίτ • ॆͳςετίʔυ • iPad ରԠ • طଘΞϓϦͷ༷ʢθϩ͔Βߟ͑Δʣ
before after
3.࡞Γͯ͠ղܾͨ͠ίτ
طଘʹ༷͋ͬͨʑͳϢʔεέʔεΛআ • Ϧʔδϣϯ("/!)ʹΑΔίʔυذ • 20ݸऑͷABςετʹΑΔίʔυذ • ΞϓϦέʔγϣϯϩδοΫͷΈʹूதͰ͖ΔΑ͏ʹͳͬͨ
Swift/protobufͰܕ҆શ before after Objective-C Free
Swift/protobufͰܕ҆શ • protocol buffer • API Request/Response Ͱѻ͏ Model ͱͦͷϓϩύςΟͷܕ͕
อূ͞Εͨ • ৄ͘͠ kitasuke ͞Μͷ͜ͷهࣄ • kitasuke Introducing protobuf in Swift
BitriseʹҠߦ͠ϝϯςφϯείετݮ • ࠓ·Ͱࣗલͷ Jenkins on Mac • සൟʹωοτϫʔΫʹΞΫηεͰ͖ͣʹམͪΔ • ֎෦IP͔ΒΞΫηεͰ͖ͳ͍
• Xcode ͷόʔδϣϯΞοϓ
Swinject ʹΑΔ DI Ͱ Testable ͳߏʹ • ΞϓϦશମͷΞʔΩςΫνϟ DI Λҙࣝͨ͜͠ͱʹΑΓ౷Ұ͞
Εͨ • Author ͷ yoichi ͞ΜࣗΒಋೖͯ͘͠Εͨ • ViewModel ʹରͯ͠ Service Λ Injectable ͳߏʹͨ͠
Swinject ʹΑΔ DI Ͱ Testable ͳߏʹ ViewModel struct ViewModel {
let service: Service typealias Dependency = Service init(dependency: Dependency) { service = dependency } } ֎෦ʹґଘ͍ͯ͠Δ Service protocol ʹΓग़͠ɺMock Ͱ͖ΔΑ͏ʹઃܭ
Swinject ʹΑΔ DI Ͱ Testable ͳߏʹ Mercari Tech Conf 2017
US൛Mercari iOSΞϓϦͷΞʔΩςΫνϟͱDependency Injection
͓ΘΓʹ
ืू https://open.talentio.com/ 1/c/mercari/requisitions/ detail/4256