Firebaseで解決するAndroidの機種依存 / Firebase solve android device difference

Transcript

1. FirebaseͰղܾ͢Δ
   Androidͷػछґଘ
   Kohei Yamamoto
   

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2. Kohei Yamamoto
   • ࣾձਓ4೥໨ͷAndroidΤϯδχΞ
   • ઈࢍDroidKaigi2019ͷൃද४උத
   • teamLabͰಇ͍͍ͯ·͢
   • GitHubɿgyamoto
   • Twitterɿfarundorl
   

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3. Androidͷػछґଘ
   

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4. ࠓճग़ձͬͨػछґଘ
   Bluetooth Low Energy (BLE) ͷΞυόλΠζΛ͓͜ͳ͏ͱɺ
   ग़ྗڧ౓[db]ͱΞυόλΠζִؒ[Hz]͕ػछʹΑͬͯҟͳΔ
   

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5. Example: startAdvertising
   // val bleAdvertiser: BluetoothLeAdvertiser
   bleAdvertiser.startAdvertising(
   AdvertiseSettings.Builder()
   .setTxPowerLevel(ADVERTISE_TX_POWER_MEDIUM)
   .setAdvertiseMode(ADVERTISE_MODE_BALANCED)
   .setConnectable(true)
   .build(),
   AdvertiseData.Builder()
   .build(),
   callback
   )
   

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6. Example: startAdvertising
   // val bleAdvertiser: BluetoothLeAdvertiser
   bleAdvertiser.startAdvertising(
   AdvertiseSettings.Builder()
   .setTxPowerLevel(ADVERTISE_TX_POWER_MEDIUM)
   .setAdvertiseMode(ADVERTISE_MODE_BALANCED)
   .setConnectable(true)
   .build(),
   AdvertiseData.Builder()
   .build(),
   callback
   )
   ग़ྗڧ౓Λ High, Medium, Low, UltraLow ͔Βઃఆ
   

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7. Example: startAdvertising
   // val bleAdvertiser: BluetoothLeAdvertiser
   bleAdvertiser.startAdvertising(
   AdvertiseSettings.Builder()
   .setTxPowerLevel(ADVERTISE_TX_POWER_MEDIUM)
   .setAdvertiseMode(ADVERTISE_MODE_BALANCED)
   .setConnectable(true)
   .build(),
   AdvertiseData.Builder()
   .build(),
   callback
   )
   ΞυόλΠζִؒΛ LowLatency, Balanced, LowPower ͔Βઃఆ
   

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8. BLEͷڧ౓ͱִ͕ؒػछґଘ
   • Xperiaܥ: ग़ྗ͕ऑ͍
   • Galaxyܥ: ग़ྗΛ্͛ͳ͍ͱΞυόλΠζִ͕ؒ҆ఆ͠ͳ͍
   • Huaweiܥ: ΞυόλΠζִ͕ؒ҆ఆͯ͠ͳ͍

   ※ Huaweiܥ͸ࠓճͷํ๏Ͱ͸ղܾͰ͖ͳ͔ͬͨ
   

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9. ػछґଘͷݏͳͱ͜Ζ
   ઃఆ͸ಉ͕ͩ͡ɺػछʹΑͬͯ࠷దͳग़ྗڧ౓ͱΞυόλΠζ
   ִ͔ؒΒ཭Εͯ͠·͏ʢͱͯ΋ͭΒ͍ʣ
   ↓↓↓
   ػछ͝ͱʹઃఆ͍͚ͨ͠ͲϋʔυίʔσΟϯά͸ͨ͘͠ͳ͍ɻ

   Firebase UserProperty & RemoteConfigͰύϥϝʔλઃఆ
   

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10. Firebase

    UserProperty & RemoteConfig
    

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11. Firebase UserProperty
    • ݴޠ΍஍ҬͳͲϢʔβʔ૚Λࣔ͢ଐੑΛઃఆͰ͖ΔϓϩύςΟ
    • RemoteConfigͳͲFirebaseͷଞαʔϏεͰϢʔβ൑ఆͷ

    ϑΟϧλϦϯάͱͯ͠࢖͑Δ
    • ϓϩδΣΫτ͝ͱʹ25ݸ·ͰઃఆͰ͖Δ
    

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12. Firebase RemoteConfig
    • ؅ཧը໘Ͱઃఆͨ͠஋Λ഑৴͢Δ࢓૊Έ
    • ΞϓϦ͔Βઃఆ͞Εͨ஋Λऔಘͯ͠ӬଓԽɺࢀরͰ͖Δ
    • ΞϓϦΛߋ৽ͤͣʹύϥϝʔλͷมߋ΍A/BςετΛ࣮ݱ

    ͢ΔͨΊͷσʔλιʔε
    

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13. UserProperty x RemoteConfig
    1. ػछΛಛఆͰ͖Δ୺຤৘ใΛUserPropertyʹઃఆ
    2. UserProperty͔Βػछ͝ͱͷ஋ΛRemoteConfigʹઃఆ
    3. RemoteConfigʹΑͬͯΞϓϦͷৼΔ෣͍͕มΘΔΑ͏࣮૷
    

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14. 1. ػछ৘ใΛUserPropertyʹઃఆ
    val analytics = FirebaseAnalytics.getInstance(context)
    // ୺຤໊(ྫ: Pixel 3, SOV34, SC-01F, SHV39)
    analytics.setUserProperty("device_model", Build.MODEL)
    // ੡଄ऀ໊(ྫ: Google, Sony, samsung, SHARP)
    analytics.setUserProperty(“device_manufacturer", Build.MANUFACTURER)
    

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15. 2. ػछ͝ͱͷ஋ΛRemoteConfigʹઃఆ
    

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16. 3. RemoteConfigʹΑͬͯৼΔ෣͍Λม͑Δ
    val config = FirebaseRemoteConfig.getInstance()
    init {
    // ύϥϝʔλ͝ͱʹσϑΥϧτ஋Λઃఆ
    config.setDefaults(
    "advertise_power" to ADVERTISE_TX_POWER_MEDIUM.toLong(),
    "advertise_mode" to ADVERTISE_MODE_BALANCED.toLong()
    )
    }
    

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17. 3. RemoteConfigʹΑͬͯৼΔ෣͍Λม͑Δ
    val config = FirebaseRemoteConfig.getInstance()
    // ઃఆ͞Εͨ஋ͷϑΣονɺ༗ޮԽ
    fun fetch() {
    config.fetch(cacheExpiration).addOnSuccessListener {
    config.activateFetched()
    }
    }
    val advertisePower: Int
    get() = config.getLong("advertise_power").toInt()
    val advertiseMode: Int
    get() = config.getLong("advertise_mode").toInt()
    

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18. 3. RemoteConfigʹΑͬͯৼΔ෣͍Λม͑Δ
    // RemoteConfigͷ஋Λࢀর͢ΔΑ͏ʹஔ͖׵͑
    bleAdvertiser.startAdvertising(
    AdvertiseSettings.Builder()
    .setTxPowerLevel(advertisePower)
    .setAdvertiseMode(advertiseMode)
    .setConnectable(true)
    .build(),
    AdvertiseData.Builder()
    .build(),
    callback
    )
    ϋʔυίʔσΟϯάɺΞϓϦͷߋ৽Λͤͣʹػछґଘʹཱͪ޲͔͏
    

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19. FirebaseͰղܾ͢ΔAndroidͷػछґଘ
    1. ػछΛಛఆͰ͖Δ୺຤৘ใΛUserPropertyʹઃఆ
    2. UserProperty͔Βػछ͝ͱͷ஋ΛRemoteConfigʹઃఆ
    3. RemoteConfigʹΑͬͯΞϓϦͷৼΔ෣͍͕มΘΔΑ͏࣮૷
    

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