2017年に新規アプリを立ち上げた話

shibuya.apk #20

Transcript

1. 2017೥ʹ৽نΞϓϦ
   Λ্ཱͪ͛ͨ࿩
   Keisuke Kobayashi (@kobakei)
   shibuya.apk #20
   

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2. About Me
   • Keisuke Kobayashi
   • GitHub, Qiita: kobakei
   • Twitter: kobakei122
   • Kyash, Inc
   • ݸਓࣄۀओ΋΍ͬͯ·͢
   

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3. 2017೥ʹ৽͘͠ΞϓϦΛ

   ্ཱͪ͛ͨ࿩Λ͠·͢
   

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4. Kyash
   • ݸਓؒૹۚαʔϏε
   • 2017೥4݄ʹiOS൛ϦϦʔε
   • 2017೥7݄ʹAndroid൛ϦϦʔε
   

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5. Kyash
   • ݸਓؒૹۚαʔϏε
   • 2017೥4݄ʹiOS൛ϦϦʔε
   • 2017೥5݄ʹԶೖࣾ
   • 2017೥7݄ʹAndroid൛ϦϦʔε
   

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6. 2͔݄ͪΐͬͱͰϦϦʔε
   • AndroidΤϯδχΞ1ਓ
   • େମ40ը໘
   • αʔόʔͷAPI͸͢Ͱʹ͋Δ
   • ͍͔ʹͯ͠ϦϦʔε͔ͨ͠
   

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7. Kotlin
   • Google I/Oલʹ࠾༻
   • Kotlinͷํ͕։ൃ଎౓ૣ͍Β͍͠ͱ͍͏ᷚ
   • ษڧ͠ͳ͕Βॻ͖͢͢ΊΔ
   • Better Javaͱͯ͠ॻ͚ͩ͘ͳΒ͙͢׳ΕΔ
   

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8. ࣮ࡍͲ͏͔ͩͬͨ
   • λΠϓྔ͕ݮͬͨ
   • Data class
   • Delegated property
   • NPE͕ݮͬͨ
   • Nullڐ༰ or ඇڐ༰
   

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9. ྫ: Delegated property
   class MainActivity : AppCompatActivity {
   companion object {
   fun createIntent(context: Context, hoge: String?, fuga: Int):
   Intent {
   return Intent(context, MainActivity::class.java).apply {
   putExtra(MainActivity::hoge.name, hoge)
   putExtra(MainActivity::fuga.name, fuga)
   }
   }
   }
   val hoge: String? by ExtraNullable()
   val fuga: Int by ExtraNonNull()
   }
   

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10. ࠔͬͨͱ͜Ζ
    • είʔϓؔ਺ͷ࢖͍ํʹ໎ͬͨ
    • ࠷ۙ͸ͨΖ͏͞Μͷϑϩʔνϟʔτʹै͏
    • ParcelizeΛಋೖͨ͠ΒJBͰىಈ͠ͳ͘ͳͬͨ
    • ͋͘·ͰExperimentalͳͷͰ஫ҙ
    

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11. ઃܭ
    • MVVM + ϨΠϠʔυΞʔΩςΫνϟ
    • Data binding
    • ֤֊૚ΛRxJavaͰͭͳ͙
    • ϥΠϑαΠΫϧʹԠͯ͡dispose͞ΕΔ࢓૊
    Έ
    

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13. ϥΠϒϥϦ
    • ͍͍ͩͨఆ൪Λ࢖͍ͬͯΔ
    • ϒϩάʹ·ͱΊ·ͨ͠
    • Android։ൃʹ͓͚Δఆ൪ϥΠϒϥϦ22બ
    

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14. ఆ൪Ҏ֎ʹศརͬΆ͍΋ͷ
    • DeepLinkDispatch
    • Airbnb࡞ɻΞϊςʔγϣϯͰσΟʔϓϦϯΫͷίʔυΛࣗಈੜ
    ੒
    • debot
    • ϝϧΧϦͷࠓҪ͞Μ࡞ɻ୺຤ΛৼͬͯσόοάϝχϡʔΛग़͢
    • MaterialChipsInput
    • GmailͷѼઌબ୒UIͬΆ͍ΞϨ
    

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16. Architecture Components
    • ։ൃ౰࣌·ͩbetaͩͬͨͷͰ࢖Θͳ͔ͬͨ
    • RxLifecycleͬΆ͍࢓૊ΈΛࣗ࡞ͨ͠
    • ͍͍ײ͡ʹCompositeDisposableʹadd͢Δ
    ࢓૊Έ
    • ORM͸OrmaΛ࢖ͬͨ
    

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17. ࣗ࡞ͨ͠ϥΠϒϥϦ
    • FabSpeedDial
    • طଘͷϥΠϒϥϦ͕ඍົͩͬͨͷͰ࡞ͬͨ
    • ͍͔ͭ͘ͷUIϥΠϒϥϦ͸forkͨ͠
    • UIϥΠϒϥϦ͸์ஔ͞Ε͕ͪ
    

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19. ςετ
    • ୯ମςετ
    • Rolectric + mockito-kotlin
    • Mockito-kotlin͸͍͍ͧ
    • UIςετ
    • ͪΐͬͱԿݴͬͯΔ͔Θ͔Βͳ͍Ͱ͢
    

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20. Mockito-kotlin
    val mock = mock {
    on { hoge() } doReturn "hoge"
    on { fuga() } doReturn "fuga"
    }
    

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21. ·ͱΊ
    • Kyash Android൛ͷ։ൃΛࢧٕ͑ͨज़Λ঺հ͠·ͨ͠
    • Kotlin
    • ઃܭ
    • ϥΠϒϥϦ
    • ςετ
    

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22. Α͍͓೥Λʂ
    

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