AbemaTVにおけるiOSアーキテクチャの課題解決 / Solving problems in AbemaTV iOS architecture

Transcript

1. "CFNB57ʹ͓͚Δ
   J04ΞʔΩςΫνϟͷ՝୊ղܾ .77. 6OJP
   
   'MVY :VTVLF
   .PSJTIJUB
   !ZZTTLL
   "CFNB57։ൃہ
   ωΠςΟϒج൫

2. "HFOEB wϓϩμΫτഎܠ
   wઃܭͷมભ
   wݱࡏͷ՝୊

3. 
   ϓϩμΫτഎܠ

4. 
   ϓϩμΫτഎܠ w೥݄͔Β։࢝ͯ͠ݱࡏ೥໨
   wݱࡏ͸໊Ͱ։ൃ
   wϨϙδτϦ
   wJ04
   "QQ
   "1*ΫϥΠΞϯτ
   ϩάͷϞσ ϧ
   ʜFUD

5. 
   ϓϩμΫτഎܠ
   νʔϜਓ਺    ࣌ؒ ਓ਺ 
   
   ্ཱͪ͛࣌ 
   
   
   
   

6. 
   ઃܭͷมભ

7. 
   ઃܭͷมભ wୈ̍ੈ୅
   'MVY
   wୈ̎ੈ୅
   .77.
   
   'MVY
   wୈ̏ੈ୅
   .77. 6OJP
   
   'MVY

8. 
   ઃܭͷมભ
   $POUSJCVUJPO
   HSBQI ୈ̍ੈ୅ ୈ̎ੈ୅ ୈ̏ੈ୅

9. 
   ઃܭͷมભ
   $POUSJCVUJPO
   HSBQI ୈ̍ੈ୅ ୈ̎ੈ୅ ୈ̏ੈ୅ ॎԽɺϏσΦػೳ։࢝

10. 
    ઃܭͷมભ
    $POUSJCVUJPO
    HSBQI ୈ̍ੈ୅ ୈ̎ੈ୅ ୈ̏ੈ୅ ΞϓϦ಺ίΠϯɺ౤͛મػೳ։࢝

11. 
    ઃܭͷมભ
    νʔϜਓ਺    ࣌ؒ ਓ਺ ୈ̍ੈ୅ ୈ̎ੈ୅ ୈ̏ੈ୅

12. ୈ̍ੈ୅ w࣌ظ
    wॳظϦϦʔε
    w.PUJWBUJPO
    wෳࡶͳঢ়ଶ؅ཧΛΘ͔Γ΍͘͢؅ཧ͍ͨ͠
    wΫϥΠΞϯτؒ "OESPJEJ048FC ͰઃܭΛ౷Ұͨ͠ ͍

13. ࠾༻
    'MVY 3Y4XJGU Facebook https://facebook.github.io/flux/docs/in-depth-overview/

14. ୈ̍ੈ୅
    'MVY 6*Πϕϯτ ঢ়ଶΛ؂ࢹͯ͠6*΁൓ө

15. ୈ̍ੈ୅
    "DUJPO func getElement() { dispatcher.isLoading.dispatch(true) APIClient.getElement() .do(onError: { [weak self]

    error in self?.dispatcher.error(error) // Τϥʔ }) .do(onCompleted: { [weak self] in self?.dispatcher.isLoading.dispatch(false) // ׬ྃ }) .subscribe(onNext: { [weak self] element in self?.dispatcher.element.dispatch(element) // ੒ޭ }) .disposed(by: disposeBag) }

16. ୈ̍ੈ୅
    %JTQBUDIFS final class Dispatcher { static let shared = Dispatcher()

    let element = DispatchSubject<Element>() let isLoading = DispatchSubject<Bool>() let error = DispatchSubject<Error>() }

17. ୈ̍ੈ୅
    4UPSF final class Store { static let shared = Store()

    let isLoading: Property<Bool> let element: Property<Element> init(dispatcher: Dispatcher) { // dispatcher͔ΒྲྀΕ͖ͯͨΠϕϯτΛbind͢Δ } }

18. ୈ̍ੈ୅
    6* override func viewDidLoad() { super.viewDidLoad() // ActionʹΠϕϯτΛൃՐ Action.shared.getElement() //

    ߋ৽͞Εͨঢ়ଶΛUIʹbind Store.shared.element.asObservable() .bind(to: titleLabel.rx.text) .diposed(by: disposeBag) }

19. ୈ̍ੈ୅
    'MVY 6*Πϕϯτ ঢ়ଶΛ؂ࢹͯ͠6*΁൓ө

20. ୈ̍ੈ୅ͷྑ͍఺ w7JFXؒͷґଘؔ܎͕ݮΔ
    w։ൃऀͷ࣮૷͕౷Ұ͞Ε΍͍͢
    wσʔλͷྲྀΕ͕Θ͔Γ΍͍͢

21. ୈ̎ੈ୅ w ࣌ظ
    w ೥݄d
    λςରԠͷ։ൃ։࢝
    w ೥݄d
    ϏσΦػೳͷ։ൃ։࢝

22. ୈ̍ੈ୅ͷ՝୊ w ػೳͷෳࡶԽʹΑΓɺ4UPSF΍6*ͷϥΠϑ αΠΫϧͷ߹੒ϩδοΫ͕7JFX$POUSPMMFS ʹ૿͑ͨ

23. ୈ̍ੈ୅ͷ՝୊ override func viewDidLoad() { super.viewDidLoad() // ঢ়ଶͷߋ৽·ͨ͸λςϤίͷ੾Γସ͑ΛϑοΫͯ͠tableViewΛϦϩʔυ Observable.combineLatest( Store.shared.repositories.asObservable(),

    rx.traitCollectionDidChange.asObservable() ) .observeOn(MainScheduler.instance) .subscribe(onNext: { [weak self] _ in self?.tableView.reloadData() }) .disposed(by: disposeBag) … }

24. ࠾༻
    .77. 7JFX.PEFM .PEFM 7JFX
    7JFX$POUSPMMFS %BUB
    CJOEJOH

25. ୈ̎ੈ୅
    7JFX4USFBN

26. ୈ̎ੈ୅
    7JFX4USFBN final class ViewStream { // Output let element: Property<Element>

    let isLoading: Property<Bool> init( // Input viewDidLayout: Observable<Void>, traitCollectionDidChange: Observable<Void>, // Dependency action: Action = .shared, store: Store = .shared ) { // InputͷΠϕϯτΛ΋ͱʹOutputΛ߹੒͢Δ } }

27. ୈ̎ੈ୅ͷྑ͍఺ w7JFX$POUSPMMFSͷ࣮૷Λ6*Πϕϯτͷ఻ൖͱঢ়ଶ Λ6*ʹόΠϯυ͢ΔͷΈʹͰ͖ͨ
    wϓϨθϯςʔγϣϯϩδοΫΛ6*͔Β෼཭Ͱ͖ɺ ୯ମςετָ͕ʹ͔͚Δ
    wάϩʔόϧͰอ࣋͢Δඞཁ͕ͳ͍ը໘ͷҰ࣌ঢ়ଶ Λ6*ͷϥΠϑαΠΫϧͰഁغͰ͖Δ

28. 
    ઃܭͷมભ
    νʔϜਓ਺    ࣌ؒ ਓ਺ ୈ̍ੈ୅ ୈ̎ੈ୅ ୈ̏ੈ୅

29. ୈ̎ੈ୅ͷ՝୊ w 7JFX4USFBNͷ࣮૷ํ๏͕࣮૷ऀʹΑͬͯ ͹Β͖͕ͭ͋Δ

30. ୈ̎ੈ୅ͷ՝୊ class SearchViewStream { // Output let repositories: Property<[Repository]> private

    let _repositories = BehaviorRelay<[Repository]>(value: []) private let _search = PublishRelay<String>() private let disposeBag = DisposeBag() init( // Dependency action: Action = .shared store: Store = .shared ) { // Input ⇨ Output Logic } // Input func search(_ text: string) { _search.accept(text) } }

31. ୈ̎ੈ୅ͷ՝୊ class SearchViewStream { // Output let repositories: Property<[Repository]> private

    let _repositories = BehaviorRelay<[Repository]>(value: []) private let _search = PublishRelay<String>() private let disposeBag = DisposeBag() init( // Dependency action: Action = .shared store: Store = .shared ) { // Input ⇨ Output Logic } // Input func search(_ text: string) { _search.accept(text) } }

32. ୈ̎ੈ୅ͷ՝୊ class SearchViewStream { // Output let repositories: Property<[Repository]> private

    let _repositories = BehaviorRelay<[Repository]>(value: []) private let disposeBag = DisposeBag() init( // Input search: Observable<String> // Dependency action: Action = .shared store: Store = .shared ) { // Input ⇨ Output Logic } }

33. ୈ̎ੈ୅ͷ՝୊ class SearchViewStream { // Input let search = PublishRelay<String>()

    // Output let repositories: Property<[Repository]> private let _repositories = BehaviorRelay<[Repository]>(value: []) private let _search = PublishRelay<String>() private let disposeBag = DisposeBag() init( // Dependency action: Action = .shared store: Store = .shared ) { // Input ⇨ Output Logic } }

34. ߟҊ
    6OJP $SFBUFE
    CZ
    NBSUZTV[VLJ

35. ୈ̏ੈ୅ w ࣌ظ
    w "CFNBίΠϯػೳͷ։ൃ
    w "CFNBαϙʔτ ౤͛મ ػೳͷ։ൃ

36. ୈ̏ੈ୅
    6OJP class SearchViewModel: UnioStream<SearchViewModel>, SearchViewModelType { struct Input: InputType {

    let search = PublishRelay<String>() } typealias State = NoState struct Output: OutputType { let repositories: Observable<[Repository]> } struct Extra: ExtraType { let action: Action let store: Store } static func bind(from dependency: Dependency<Input, State, Extra>, disposeBag: DisposeBag) -> Output { // Dependency ⇨ Output Logic return Output(repositories: ${repositoriesΛฦ͢ม਺}) } }

37. ୈੈ୅ͷྑ͍఺ w7JFX.PEFMͷ࣮૷ͷ౷Ұ͕࣮ݱͰ͖ͨ
    w7JFX.PEFMͷϩδοΫͷྲྀΕ͕୯Ұํ޲ͳ ͷͰՄಡੑ্͕͕ͬͨ

38. ୈ̏ੈ୅
    6OJP

39. 
    ݱࡏͷ՝୊

40. 
    ݱࡏͷ՝୊ wਐԽ͍ͯ͘͠աఔͰલੈ୅ͷ࣮૷͕࢒͍ͬͯΔ
    wୈ̍ੈ୅ͷ࣮૷ͰҰ෦'MVY಺Ͱ4UPSF
    UP
    4UPSF ͳ࣮૷ʹͳ͍ͬͯͯॲཧͷྲྀΕ͕ෳࡶԽ͍ͯ͠Δ
    wը໘ͷ୯ମىಈ͕Ͱ͖ͳ͍࣮૷ʹͳ͍ͬͯΔ
    w'MVYͷ"DUJPO͕3FTPVSDF΁௚઀ࢀর͍ͯ͠Δ

41. ·ͱΊ wઃܭͷมߋͷλΠϛϯά͸શػೳΛ࡮৽͢ Δͱ͖΍େ͖ͳػೳ։ൃ͕ೖΔͱ͖
    wॳظͷίϯηϓτ͔Βൃੜͨ͠՝୊ʹରͯ͠ ౎౓ղܾ͢Δํ๏Λ৽ͨ͠ʹऔΓೖΕͯมԽ ͖ͯͨ͠

42. ࢀর w 'MVY
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    3Y4XJGU
    
    w IUUQTTQFBLFSEFDLDPNEFLBUPUPSPqVYXJUISYTXJGU
    w .77.
    
    'MVY
    w IUUQTTQFBLFSEFDLDPNNBSUZTV[VLJNWWNQMVTqVY
    

    w "CFNB
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    w IUUQTTQFBLFSEFDLDPNUPJLJBCFNBJPTBSDIJUFDUVSF
    w 6OJP
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