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ReactorKit으로 단방향 반응형 앱 만들기
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Suyeol Jeon
September 24, 2017
Programming
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ReactorKit으로 단방향 반응형 앱 만들기
https://www.slideshare.net/devxoul/reactorkit
Suyeol Jeon
September 24, 2017
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Transcript
let swift(17) ReactorKit ReactorKitਵ۽ ױߑೱ ߈ഋ জ ٜ݅ӝ github.com/devxoul ࣻৌ
ࣻৌ • StyleShare, Inc. • Open Source Lover • Then
• URLNavigator • RxSwift • ObjectMapper
let swift(17) Why?
Why? 1. Massive View Controller • ݆ ࢎۈٜ ҕхೞח
ޙઁ • ೧Ѿೞӝ ਤೠ ৈ۞ ࢸ҅ ಁఢٜ ઓ
Why? 1. Massive View Controller • ݆ ࢎۈٜ ҕхೞח
ޙઁ • ೧Ѿೞӝ ਤೠ ৈ۞ ࢸ҅ ಁఢٜ ઓ 2. RxSwift is Awesome • ࠺زӝ ٘ܳ рѾೞѱ ࢎਊೡ ࣻ • য۵݅ ੜ ॳݶ ҭ ਕಽೠ ӝࣿ
Why? ೞҊर Ѫ: 1. Massive View Controllerܳ ೖೞݶࢲ 2. RxSwift
ਸ ݽف ஂೞҊ र
Why? - Problems ਬݺೠ ࢸ҅ ಁఢী RxSwiftܳ ࠢৈࠅө? • Rx
+ MVC? • Rx + MVVM? ⚠ ҕాੋ ޙઁ: ࢚క ҙܻо ݒ য۵.
Why? - Problems Cyclic Data Dependencies • সਸ ਤ೧
স Ѿҗо ਃ • द: ইې۽ झ܀ೞৈ ಕ ۽٘ • ਃী ਃ Ѿҗ nextURL ਃ
Why? - Problems Cyclic Data Dependencies • औѱ ೧Ѿೞח ߑߨ:
BehaviorSubject ࢎਊ • BehaviorSubject(=Variable)ܳ թߊ • RxSwiftח ࢶਵ۽ ࢿೞח Ѫਸ ӂ
Why? ೞҊर Ѫ: 1. Massive View Controllerܳ ೖೞݶࢲ 2. RxSwift
ਸ ݽف ஂೞҊ र
Why? ೞҊर Ѫ: 1. Massive View Controllerܳ ೖೞݶࢲ 2. RxSwift
ਸ ݽف ஂೞҊ र 3. ӒܻҊ ࢚క ҙܻо एਛਵݶ જѷ
let swift(17) ReactorKit ױߑೱ ؘఠ ܴਸ о ߈ഋ জਸ ਤೠ
ۨਕ
ReactorKit 1. Massive View Controllerܳ ೖೞҊ र. ✅ • ࠭৬
۽ ҙबࢎ ܻ࠙ • ࠭ ஶ܀۞о ױࣽ೧
ReactorKit 2. RxSwift ਸ ݽف ஂೞҊ र. ✅ • ReactorKit
RxSwiftܳ ӝ߈ਵ۽ ೣ • ݽٚ RxSwift ӝמਸ ࢎਊ оמ
ReactorKit 3. ࢚క ҙܻо एਛਵݶ જѷ. ✅ • ױߑೱ ؘఠ
ܴ • р ࢚కܳ reduce() ೣࣻ۽ ҙܻ • ࢚క ҙܻо рѾ೧
ReactorKit ӒܻҊ... • ౠ ӝמী ࠗ࠙ ਊ оמ (ѱ द)
• పझܳ ਤೠ بҳܳ ਵ۽ ਗ • CocoaPods ӝળ ࢸ 8800ഥ / জ 280ѐ
ReactorKit ӒܻҊ... • ౠ ӝמী ࠗ࠙ ਊ оמ (ѱ द)
• పझܳ ਤೠ بҳܳ ਵ۽ ਗ • CocoaPods ӝળ ࢸ 8800ഥ / জ 280ѐ
Basic Concept
Basic Concept • ࢎਊ ੑ۱ਸ ߉ইࢲ Reactorী ׳ • Reactor۽ࠗఠ
߉ ࢚కܳ ۪؊݂ • ࠭ ஶ܀۞, ࣄ, ஶ܀ ١ਸ ݽف View۽ ஂә
Basic Concept protocol View { associatedtype Reactor var disposeBag: DisposeBag
// self.reactorо ߄Շݶ ഐؽ func bind(reactor: Reactor) }
Basic Concept protocol StoryboardView { associatedtype Reactor var disposeBag: DisposeBag
// ࠭о ۽٘غݶ ഐؽ func bind(reactor: Reactor) } // Storyboardܳ ࢎਊೞח ҃
Basic Concept • Viewীࢲ ׳߉ Actionী ٮۄ ۽ ࣻ೯ •
࢚కܳ ҙܻೞҊ ࢚కо ߸҃غݶ Viewী ׳ • ࠗ࠙ Viewח غח Reactorܳ о
Basic Concept protocol Reactor { associatedtype Action associatedtype Mutation associatedtype
State var initialState: State }
Basic Concept ୶࢚ചػ ࢎਊ ੑ۱ ୶࢚ചػ ࠭ ࢚క
Basic Concept ݽٚ ߄ੋ٬ RxSwift
Data Flow
Data Flow
Data Flow Action Stateܳ ߄۽ ߸҃ೞח ঋ • ࠺زӝ ఋী
Stateо ߸҃غח ҃о • Actionҗ State ࢎী Mutationਸ ىࢲ ࠺ز ӝ ܻ • Mutation Stateܳ ߸҃ೞח ݺ۸/স ױਤ • Mutation Viewী ֢غ ঋ
Data Flow
Data Flow class ProfileViewReactor: Reactor { enum Action { case
follow // ࢎਊ ੑ۱ } struct State { var isFollowing: Bool // ࠭ ࢚క } }
Data Flow class ProfileViewReactor: Reactor { enum Action { case
follow // ࢎਊ ੑ۱ } struct State { var isFollowing: Bool // ࠭ ࢚క } } ࢎਊܳ ౹۽ೞח API ਃ റ Stateо ߄Շযঠ ೣ
Data Flow class ProfileViewReactor: Reactor { enum Action { case
follow // ࢎਊ ੑ۱ } enum Mutation { case setFollowing(Bool) // ࢚క ߸҃ } struct State { var isFollowing: Bool // ࠭ ࢚క } }
Data Flow (Action) -> Observable<Mutation> (State, Mutation) -> State
Data Flow
Data Flow ౹۽ ߡౡ ఠ
Data Flow Action.follow
Data Flow Action.follow
Data Flow UserService.follow()
Data Flow UserService
Data Flow Observable<Bool>
Data Flow
Data Flow Mutation.setFollowing(true)
Data Flow Mutation.setFollowing(true)
Data Flow isFollowing = true
Data Flow ౹۽ ߡౡ সؘ
Data Flow
let swift(17) Example - Live Coding
Community Swift Korea Slack: #reactorkit օ • http://slack.swiftkorea.org/ RxSwift Slack:
#reactorkit օ (য) • http://rxswift-slack.herokuapp.com/
http://reactorkit.io