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
Repository pattern in Swift
Search
naoty
April 20, 2016
Technology
3
6.4k
Repository pattern in Swift
potatotips #28
naoty
April 20, 2016
Tweet
Share
More Decks by naoty
See All by naoty
Modular API Client
naoty
1
420
Timepiece
naoty
0
3.6k
Contribution to Rails
naoty
0
4.3k
久々のRailsプロジェクトで導入した開発環境
naoty
2
1.1k
Report of DIYish programming activity
naoty
1
250
How to build gems for Rails
naoty
1
160
Qiita/Kobito vs ?
naoty
0
200
Other Decks in Technology
See All in Technology
AWS Organizations 新機能!マルチパーティ承認の紹介
yhana
1
160
~宇宙最速~2025年AWS Summit レポート
satodesu
1
1.9k
解析の定理証明実践@Lean 4
dec9ue
0
180
生成AI時代の開発組織・技術・プロセス 〜 ログラスの挑戦と考察 〜
itohiro73
1
310
PHP開発者のためのSOLID原則再入門 #phpcon / PHP Conference Japan 2025
shogogg
4
890
作曲家がボカロを使うようにPdMはAIを使え
itotaxi
0
140
監視のこれまでとこれから/sakura monitoring seminar 2025
fujiwara3
11
4k
Snowflake Summit 2025 データエンジニアリング関連新機能紹介 / Snowflake Summit 2025 What's New about Data Engineering
tiltmax3
0
320
20250625 Snowflake Summit 2025活用事例 レポート / Nowcast Snowflake Summit 2025 Case Study Report
kkuv
1
330
AIの最新技術&テーマをつまんで紹介&フリートークするシリーズ #1 量子機械学習の入門
tkhresk
0
140
生成AI活用の組織格差を解消する 〜ビジネス職のCursor導入が開発効率に与えた好循環〜 / Closing the Organizational Gap in AI Adoption
upamune
5
4.1k
データプラットフォーム技術におけるメダリオンアーキテクチャという考え方/DataPlatformWithMedallionArchitecture
smdmts
5
650
Featured
See All Featured
I Don’t Have Time: Getting Over the Fear to Launch Your Podcast
jcasabona
32
2.3k
Fight the Zombie Pattern Library - RWD Summit 2016
marcelosomers
233
17k
The Invisible Side of Design
smashingmag
300
51k
Build your cross-platform service in a week with App Engine
jlugia
231
18k
A designer walks into a library…
pauljervisheath
207
24k
Fantastic passwords and where to find them - at NoRuKo
philnash
51
3.3k
Scaling GitHub
holman
459
140k
Intergalactic Javascript Robots from Outer Space
tanoku
271
27k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
8
800
Build The Right Thing And Hit Your Dates
maggiecrowley
36
2.8k
Writing Fast Ruby
sferik
628
62k
Transcript
/BPUP,BOFLP 3FQPTJUPSZ QBUUFSOJO4XJGU
None
ϦϙδτϦύλʔϯ w ϦϙδτϦͱɺσʔλͷऔಘɺอଘɺআͷͨΊ ͷΠϯλʔϑΣΠε w ϦϙδτϦΛͬͯσʔλʹΞΫηε͢Δɻ w ϝϞϦɺ3FBMNɺ"1*ͱ͍ͬͨόοΫΤϯυΛ Δඞཁ͕ͳ͘ͳΔɻ
ViewController RecipeRepository WebAPIRecipeRepository RealmRecipeRepository query model params JSON NSPredicate RealmObject
JO4XJGU protocol RecipeRepository { func find(id: UInt) -> Recipe? func
findAll(query: Query, sort: Sort) -> [Recipe] func save(recipes: [Recipe]) -> Recipe? func delete(recipes: [Recipe]) -> Recipe? }
JO4XJGU class MemoryRecipeRepository: RecipeRepository { let recipes = [ Recipe(id:
1, name: “…”), Recipe(id: 2, name: “…”), Recipe(id: 3, name: “…”), ] func find(id: UInt) -> Recipe? { recipes.filter { $0.id == id }.first } }
w σʔλͷΞΫηε͍͍ͩͨඇಉظ w ΫΤϦιʔτͲ͏ͬͯࢦఆ͢Δͷ͔ w 3FDJQF3FQPTJUPSZ $IFG3FQPTJUPSZ 6TFS3FQPTJUPSZʜͱࣅͨΑ͏ͳίʔυΛίϐϖ
͢Δ͜ͱʹͳΓͦ͏
ϦϙδτϦͰඇಉظॲཧΛ ͔͋ͭ͏
1SPNJTF protocol RecipeRepository { func find(id: UInt) -> Task<Void, Recipe,
ErrorType> func findAll(query: Query, sort: Sort) -> Task<Void, [Recipe], ErrorType> func save(recipes: [Recipe]) -> Task<Void, Recipe, ErrorType> func delete(recipes: [Recipe]) -> Task<Void, Recipe, ErrorType> }
ViewController RecipeRepository WebAPIRecipeRepository RealmRecipeRepository query model params JSON NSPredicate RealmObject
ViewController RecipeRepository WebAPIRecipeRepository RealmRecipeRepository Task<Void, Model, Error> params JSON NSPredicate
RealmObject query
൚༻తͳΫΤϦΛఆٛ͢Δ
OBPUZ"OZ2VFSZ let query = AnyQuery.Equal(key: “name”, value: “naoty”) query.predicate //=>
NSPredicate(format: "name == ‘naoty’") query.dictionary //=> ["name": “naoty”] let sort = AnySort.Ascending(key: “id”) sort.sortDescriptors //=> [NSSortDescriptor(key: "id", ascending: true)] sort.dictionary //=> ["sort": ["id"]]
OBPUZ"OZ2VFSZ protocol RecipeRepository { func find(id: UInt) -> Task<Void, Recipe,
ErrorType> func findAll(query: AnyQuery, sort: AnySort) -> Task<Void, [Recipe], ErrorType> func save(recipes: [Recipe]) -> Task<Void, Recipe, ErrorType> func delete(recipes: [Recipe]) -> Task<Void, Recipe, ErrorType> }
ViewController RecipeRepository WebAPIRecipeRepository RealmRecipeRepository Task<Void, Model, Error> params JSON NSPredicate
RealmObject query
ViewController RecipeRepository WebAPIRecipeRepository RealmRecipeRepository Task<Void, Model, Error> [String: AnyObject] JSON
NSPredicate RealmObject AnyQuery
൚༻తͳϦϙδτϦܕ Λఆٛ͢Δ
͜ΕͰ͖ͳ͍ protocol Repository { associatedtype Domain func find(id: Uint) ->
Task<Void, Domain, ErrorType> } let repository: Repository = MemoryRecipeRepository()
ܕফڈ struct AnyRepository<DomainType>: Repository { let _find: (id: UInt) ->
Task<Void, DomainType, ErrorType> init<T: Repository where T.Domain == DomainType>(_ repository: T) { _find = repository.find } func find(id: UInt) -> Task<Void, DomainType, ErrorType> { return _find(id) } } let repository = AnyRepository(MemoryRecipeRepository()) // repository: AnyRepository<Recipe>
ViewController RecipeRepository WebAPIRecipeRepository RealmRecipeRepository Task<Void, Model, Error> [String: AnyObject] JSON
NSPredicate RealmObject AnyQuery
ViewController AnyRepository<Recipe> WebAPIRecipeRepository RealmRecipeRepository Task<Void, Model, Error> [String: AnyObject] JSON
NSPredicate RealmObject AnyQuery
࣮ྫ w IUUQTHJUIVCDPNOBPUZ1MBZHSPVOE USFFNBTUFS3FQPTJUPSZ
Ԡ༻ྫΩϟογϡ
Ωϟογϡ w ϦϙδτϦ͔Βऔಘͨ݁͠ՌΛΩϟογϡ͍ͨ͠ɻ w Ωϟογϡʹͳ͚ΕผͷϦϙδτϦ͔Βऔಘͯ͠ɺ Ωϟογϡʹอଘ্ͨ͠Ͱฦ͢ɻ w Ωϟογϡʹ͋Εฦ͢ɻ w ྫϩάΠϯϢʔβʔͷऔಘͳͲ
͋Γ͕ͱ͏͍͟͝·ͨ͠