iOSアプリの技術的負債をどう返済したか / How to repay the technical debt of iOS app

【ヒカ☆ラボ】【Kyash、Coiney、PAY】新しい支払いの形を作る、モバイル決済サービスの開発の裏側とは

Transcript

1. iOSΞϓϦͷٕज़తෛ࠴Λ
   Ͳ͏ฦࡁ͔ͨ͠
   Keisuke Kobayashi
   ʲώΧˑϥϘʳʲKyashɺCoineyɺPAYʳ৽͍͠ࢧ෷͍ͷܗΛ࡞ΔɺϞόΠϧܾ
   ࡁαʔϏεͷ։ൃͷཪଆͱ͸
   

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2. ࣗݾ঺հ
   • Keisuke Kobayashi
   • Twitter: kobakei122
   • GitHub: kobakei
   • Kyash, Inc
   • Android / iOS / Engineering Manager
   

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3. ٕज़తෛ࠴ͷ࿩Λ͠·͢
   

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4. ͔ͭͯͷKyash iOS൛
   • ͳ͔ͥ1ਓͰ࡞ͬͯΔAndroid൛ΑΓɺ

   3ਓͰ࡞ͬͯΔiOS൛ͷํ͕։ൃ͕஗͍
   • ͔͠΋όά͕ଟ͍
   • ͦͯ͠3ਓͷ͏ͪ2ਓ͕ࣙΊͨ
   

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5. ͜Ε͸ϠόΠ
   

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6. ମ੍มߋ
   • @konifar ͕ೖࣾ͠AndroidνʔϜ΁
   • @kobakei122 ͕AndroidνʔϜ͔Β

   iOSνʔϜ΁
   • ·ͣணखͨ͠ͷ͕ٕज़తෛ࠴ͷฦࡁ
   

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7. ٕज़తෛ࠴Λฦࡁ͍ͯ͘͠
   • ιʔείʔυͷ඼࣭վળ
   • ϦιʔεपΓͷվળ
   • Ϗϧυߴ଎Խ
   

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8. ιʔείʔυͷ඼࣭վળ
   

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9. ະ࢖༻ίʔυͷ࡟আ
   • ͱʹ͔͘ফ͢
   • Find Selected Symbol in Workspace
   • Androidͷ࣮૷Λݟͭͭɺ͢Ͱʹଘࡏ͠ͳ͍
   ػೳ΍ը໘Λফ͍ͯ͘͠
   

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10. ΞʔΩςΫνϟݟ௚͠
    • MVVM + ϨΠϠʔυΞʔΩςΫνϟͷ࠾༻
    

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11. MVVM
    • UI͸ςετ͠ʹ͍͘
    • UIͷϩδοΫΛViewController͔Βണ͕͢͜
    ͱͰɺςετΛॻ͖΍͘͢͢Δ
    7JFX
    6*7JFX$POUSPMMFS
    
    7JFX.PEFM .PEFM
    

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12. ϨΠϠʔυΞʔΩςΫνϟ
    • ؔ਺ݺͼग़͠Λ1ํ޲ʹ౷Ұ͢Δ
    • ಉ͡֊૚ͷݺͼग़͠΋ېࢭ$
    • Ϋϥεؒͷґଘؔ܎Λγϯϓϧʹอͭ
    • ֤ϨΠϠʔͷ੹຿Λ໌֬ʹ͢Δ
    • ΫϥεංେԽͷ๷ࢭ
    

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13. ·ͱΊΔͱ͜Μͳઃܭ
    7JFX 7JFX.PEFM 3FQPTJUPSZ
    "1*$MJFOU
    ,FZDIBJO
    

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14. ·ͱΊΔͱ͜Μͳઃܭ
    7JFX 7JFX.PEFM 3FQPTJUPSZ
    "1*$MJFOU
    ,FZDIBJO
    6*7JFX$POUSPMMFS
    5BCMF7JFX$FMMͳͲ
    

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15. ·ͱΊΔͱ͜Μͳઃܭ
    7JFX 7JFX.PEFM 3FQPTJUPSZ
    "1*$MJFOU
    ,FZDIBJO
    6*ʹؔ͢ΔϩδοΫ
    

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16. ·ͱΊΔͱ͜Μͳઃܭ
    7JFX 7JFX.PEFM 3FQPTJUPSZ
    "1*$MJFOU
    ,FZDIBJO
    ֤&OUJUZͷ$36%
    

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17. ·ͱΊΔͱ͜Μͳઃܭ
    7JFX 7JFX.PEFM 3FQPTJUPSZ
    "1*$MJFOU
    ,FZDIBJO
    ֤छ
    σʔλιʔεͷ

    ஋ΛಡΈॻ͖
    

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18. RxSwiftͷಋೖ
    • DispatchQueueͰඇಉظॲཧ͸ਏ͍
    • ͲΜͲΜਂ͘ͳΔωετ
    • leave࿙ΕʹΑΔόά
    • RxSwiftͳΒඇಉظॲཧͷ௚ྻɾฒྻ࣮ߦ͕؆୯
    • ྫ: APIΛ2ͭݺͼग़ͯ͠ɺ݁Ռ͕ἧ͔ͬͯΒ

    ը໘ߋ৽
    

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19. ϦιʔεपΓͷվળ
    

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20. Storyboardͷ෼ׂ
    • ෳ਺ը໘Λ࣋ͭStoryboardΛಉ࣌ʹฤूͯ͠
    ίϯϑϦΫτ͢Δࣄނ͕ଟൃ
    • 1ը໘1StoryboardʹͳΔ·Ͱ෼ׂ
    • ͦΕͰ΋ͨ·ʹࣄނΔͷͰνʔϜͰͷ੠ֻ͚
    େࣄ
    

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21. Segueېࢭ
    • Storyboard෼ׂͷ͍ͭͰʹېࢭ
    • ը໘ભҠͰ஋Λ౉͢ͱ͖ʹɺભҠϩδοΫ͕
    Storyboardͱίʔυʹ෼ࢄͯ͠͠·͏
    • ୅ΘΓʹίʔυʹू໿͢Δ
    • ը໘ભҠ༻ͷstaticؔ਺Λ༻ҙͯ͠ɺ஋ͷܕ΋ݻఆ
    ͢Δ
    

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22. SwiftGen
    • ֤छϦιʔεͷఆ਺Λࣗಈੜ੒͢ΔϥΠϒϥϦ
    • จࣈྻ
    • ը૾
    • ৭
    • Storyboard
    • ଘࡏ͠ͳ͍จࣈྻ΍ը૾Λ࢖ͬͨΒϏϧυ࣌ʹΤϥʔʹͳΔ
    

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23. ΧϥʔύϨοτ
    • όʔδϣϯ؅ཧ͢ΔΑ͏ʹ
    • ~/Library/Colors/ʹίϐʔ͢Δ͜ͱͰɺνʔϜ
    ͷશһ͕ಉ͡ύϨοτΛ࢖༻Ͱ͖Δ
    • SwiftGenͱͷ૬ੑ΋
    

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24. Ϗϧυߴ଎Խ
    

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25. Embedded Framework
    • UI૚ͷमਖ਼͕΄ͱΜͲͳͷͰɺModel૚͸Ͱ͖Δ͚ͩϏϧυͨ͠
    ͘ͳ͍
    • Model૚ΛϨΠϠʔ͝ͱʹϑϨʔϜϫʔΫԽ
    • Repository
    • Infrastructure
    • Entity
    • Utility
    

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26. CocoaPods -> CarthageҠߦ
    • ϥΠϒϥϦͷϏϧυ͕஗͍
    • Carthage/Build/ҎԼ΋gitʹίϛοτ
    • ͱ͸ݴ͑શͯͷϥΠϒϥϦΛҠߦͰ͖ΔΘ͚
    Ͱ͸ͳ͍
    • ྫ: Firebase
    

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27. MBPങ͍ସ͑
    • ΋͏ҰਓͷiOSΤϯδχΞ͕MBP 13ΠϯνΛ࢖͍ͬͯ
    ͨ
    • MBP 15ΠϯνΛࢧڅ
    • ΫΞουίΞCPU͸iOSΤϯδχΞͷ

    جຊతਓݖ
    • iMac Proཉ͍͠
    

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28. 3͔݄ޙ…
    

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29. ͦ͜ʹ͸ݩؾʹ૸ΓճΔ

    iOSνʔϜͷ͕࢟ʂ
    • ։ൃ଎౓ͷ޲্
    • Androidʹ௥͍͍ͭͨʂ
    • ඼࣭ͷ޲্
    • Crash Free Rate
    

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30. ࠓޙͷ༧ఆ
    • ςετΛ͝Γ͝Γॻ͍͍ͯ͘
    • ·ͩςετΛॻ͚Δঢ়ଶʹͳ͚ͬͨͩ
    • ViewModelத৺ʹॻ͘ํ਑
    • UI૚Λࡉ͔͘ϑϨʔϜϫʔΫԽ
    • ·ͣ͸ڞ௨Ͱ࢖͏ΧελϜϏϡʔͳͲ
    • υϝΠϯ૚͋ͬͨ΄͏͕͍͍͔΋
    

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31. Thanks!!!
    

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