Bluesky と Android / Bluesky and Android

Bluesky/ATProtocol用の勉強会の資料です。

現在Bluesky用のAndroidクライアント「青雲」の開発を行っているので、開発に至った経緯やBluesky/ATP向けアプリをAndroidで開発するときのポイントなどを簡単に話しています。

Transcript

1. Android ͱ Bluesky
   Bluesky/ATProtocol ษڧձ#0
   ח૔ / @akiomik
   

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2. ࣗݾ঺հ
   ח૔ (@akiomik)
   
   
   ࠷ۙ͸ Bluesky Nostr ʹೖΓਁͬͯ
   Δ
   
   
   ໺ௗʹձ͍͍ͨ
   
   
   ࣸਅ͸ઌ݄ࡱͬͨΦφΨ
   
   
   ͔Θ͍͍Ͷ
   

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3. ੨Ӣ (seiun)
   Android ༻ͷࣗ࡞ Bluesky ΫϥΠΞ
   ϯτ
   
   
   ࡞Δ·ͰʹࢸͬͨܦҢ΍ Androidʹ
   ؔ͢Δ Bluesky ΛऔΓר͘ঢ়گʹͭ
   ͍͓ͯ࿩͠·͢
   

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4. ΞδΣϯμ
   • Nostr ͱ Bluesky
   
   
   • Android Ϣʔβͱ Bluesky
   
   
   • ੨Ӣ
   
   
   • Android ΞϓϦ։ൃͱ Bluesky
   
   
   • Android ϢʔβΛऔΓר͘ঢ়گͷ·ͱΊ
   

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5. Nostr ͱ Bluesky
   

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6. Nostr
   Websocket ্Ͱಈ͘෼ࢄ SNS ༻ϓϩτίϧ
   
   
   ʮૄ݁߹ͳ෼ࢄγεςϜʯ + ʮރΕٕͨज़
   ͷਫฏࢥߟ ʯͱ͍͏งғؾͰΤϯδχΞత
   ʹ༡ͼ͕͍͕͋Δ
   
   
   Bluesky ΋ Nostr ΋ ϊεഇͷ δϟοΫɾ
   υʔγʔ͕ग़ࢿ
   
   
   ʮBluesky ϦϦʔε·Ͱͷ଴ػॴʯͱᎏ᎐ʁ
   ͞ΕΔ (ͨ) ͜ͱ΋
   

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7. 2023/03/03
   

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8. ޕલ2࣌
   ট଴ίʔυΛೖखͯ͠ Bluesky ʹࢀ
   Ճ͢Δ Nostr ίϛϡχςΟͷॅຽ͕
   ݱΕΔ
   
   
   (౰࣌͸·ͩ೔ຊίϛϡχςΟͰ͸ݶ
   ΒΕͨগ਺ͷΈ͕ࢀՃ͍ͯͨ͠)
   

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9. ޕલ9࣌
   Nostr ίϛϡχςΟͷॅਓ͕
   Bluesky ಺෦ͰγΣΞ͞Ε͍ͯΔট
   ଴ίʔυΛ Nostr ʹ֦ࢄ
   
   
   Bluesky ೖΓ͢Δॅਓ͕ग़࢝ΊΔ
   

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10. ன12࣌൒
    ͦΕͰ΋ট଴ίʔυΛ֫ಘͰ͖ͳ͍
    ॅਓ͸Blueskyͷ։ൃαʔόΛࣗલ
    Ͱݐͯͯ༡ͼ࢝ΊΔ
    

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11. 16࣌൒
    Nostr ίϛϡχςΟͷਓʑ͕ଓʑͱ
    Bluesky ʹࢀՃͯ͠য͍ͬͯΔ
    

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12. 16࣌൒
    ແࣄʹࢀՃͰ͖·ͨ͠🥰
    
    
    (kaorit ͞Μ͋Γ͕ͱ͏🙏)
    

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13. Ұํͦͷࠒ
    

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14. ΩϨΔAndroidϢʔβ
    ͜ͷஈ֊Ͱ Bluesky ʹࢀՃͰ͖Δͷ͸
    
    
    • ެࣜ iOS ΞϓϦ
    
    
    • ໺ྑΫϥΠΞϯτ (͔֬͜ͷஈ֊Ͱ͸
    Ϗϡʔϫ)
    
    
    • curl ΍ެࣜϥΠϒϥϦͰ API Λ௚઀ୟ͘
    
    
    

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15. 18࣌൒
    ೔ຊ Android ͷձͰཧࣄ (͑Β͍)
    Λ͍ͯ͠Δ kojira ͞Μ͕ΞΧ΢ϯτ
    ࡞੒πʔϧͷ࡞੒Λґཔ
    

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16. 19࣌
    ఔͳͯࣗ͘͠෼ͱ rain ͞Μ͕΄΅ಉ
    ࣌ʹΞΧ΢ϯτ࡞੒ϑΥʔϜΛϦ
    Ϧʔε
    
    
    ͜ΕͰ Android Ϣʔβ΋ট଴ίʔυ
    ͑͋͞Ε͹ΞΧ΢ϯτ࡞੒͕Մೳʹ
    

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17. Bluesky Account
    Creator
    https://bluesky-account-
    creator.vercel.app/
    

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18. ΫϥΠΞϯτ։ൃ RTA ͕
    
    
    ҰؾʹՃ଎
    

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19. ཌޕલ1࣌
    ࣮༻తͳ web ΫϥΠΞϯτ͕΍͹
    ͍଎౓ͰϦϦʔε͞Εͯ͠·͏
    

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20. ޕલ0࣌൒͝Ζ
    ࣗ෼΋AndroidͷΞϓϦͷ։ൃΛ࢝
    Ίͯ…
    

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21. 23࣌
    ଞͷ web ΫϥΠΞϯτʹ஗ΕΛͱ
    Γͭͭ΋ॳظ൛ͷ apk ΛϦϦʔε
    
    
    ౰࣌͸ϩάΠϯͯ͠ TL ද͕ࣔͰ͖
    Δ͚ͩ
    

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22. 48࣌ؒ
    [Ad] Nostr ଜ͸໘ന͍͜ͱ͕ຖ೔ͨ͘͞Μى͖͍ͯΔΑɻࠓ͙͢νΣοΫʂɹ
    

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23. ੨Ӣ
    

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24. ੨Ӣ
    (͓ͦΒ͘) ੈքͰ།ҰϦϦʔε͞Ε͍ͯ
    Δ Bluesky ༻ͷ Android ΫϥΠΞϯτ
    
    
    ࡢ೔ Google Play Store ͰΦʔϓϯςε
    τΛ։࢝
    
    
    https://play.google.com/store/apps/
    details?id=io.github.akiomik.seiun
    
    
    

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25. ػೳ
    • ϑΥϩʔ
    
    
    • ϓϩϑΟʔϧӾཡɾมߋ
    
    
    • Ҿ༻Ϧϙετ
    
    
    Ҏ֎͸େମͰ͖Δ😇
    
    
    (΋͏ͪΐͬͱ଴ͬͯͯͶ…)
    

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26. ࢖༻ٕज़
    Lang: Kotlin
    
    
    API: Retro
    fi
    t2 + Moshi + Eithernet
    
    
    UI: Jetpack compose + Material 3
    
    
    Android ॳֶऀͳΓʹؤுͬͯ࡞ͬ
    ͍ͯ·͢🥺
    

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27. Bluesky/ATPʹ͓͚Δ
    
    
    Android ։ൃࣄ৘
    

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28. ΫϥΠΞϯτϥΠϒϥϦ͕ͳ͍
    

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29. ΫϥΠΞϯτϥΠϒϥϦ͕ͳ͍
    • ެ͔ࣜΒఏڙ͞Ε͍ͯΔͷ͸ node ͱ golangͷΈ
    
    
    • ATP ༻ͷ SDK Λࣗ෼Ͱ։ൃ͢Δඞཁ͕͋Δ
    
    
    NOTE: Dart༻ͷ΋ͷͳΒՃ౻͞Μ࡞ͷϥΠϒϥϦ͕͋Δ
    
    
    • https://pub.dev/documentation/atproto/latest/
    

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30. SDK։ൃ
    XRPC ༻ͷΫϥΠΞϯτΛ࣮૷͢Δ
    
    
    ެࣜυΩϡϝϯτ ΛಡΊ͹OK…ͱݴ͍
    ͍ͨͱ͜Ζ͕ͩɺ͋·ΓࢀߟʹͳΒͳ͍
    😇
    
    
    Lexicon ͷ֓؍Λ௫ΜͩΒ @atproto/
    api ͷ API ·ͨ͸ίʔυ͔Β௚઀Ͱ͖Δ
    ͜ͱΛ୳ͨ͠ํ͕ૣ͍
    

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31. ΏΔ;Θ XRPC
    • JWT Λ࢖ͬͨೝূ (Authorization: Bearer $accessJwt)
    
    
    • `type: query` ͸ GET ͰΫΤϦύϥϝʔλʹ৐ͤͯϦΫΤετ
    
    
    • `type: procedure` ͸ POST Ͱbody͸json (blobΛআ͘)
    
    
    • `type: record` ͱ `schemaϓϩύςΟ` ͕΍ΓͱΓ͢Δσʔλܕ
    

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32. Retro
    fi
    t2 +
    
    
    Moshi +
    
    
    EitherNet
    ͍͔ͭ͘ϋϚΓͲ͜Ζ͕͋Δ͕ɺ
    XRPC Ͱ΋៉ྷʹॻ͚Δ
    
    
    

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33. ͍͔ͭ͘ͷ
    
    
    ϋϚΓͲ͜Ζ
    ͍ͨΔͱ͜ΖͰૺ۰͢Δ
    
    
    `type: unknown` `type: union`
    
    
    ͷѻ͍͕Ή͔ͣ͗͢͠Δ
    
    
    㱺 ͍͍ײ͡ͷରࡦํ๏ืूதͰ͢😢
    

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34. ͍͔ͭ͘ͷϋϚΓͲ͜Ζ
    • Moshi ͷ೔࣌ܕ͸ RFC 3339 ͔͠ѻ͑ͳ͍͕ɺXRPC ͸ ISO 8601
    
    
    • 㱺 Retro
    fi
    t ͷ Converter Adapter Λ࣮૷ (ਖ਼͘͠΍Δʹ͸)
    
    
    • EitherNet Ͱ͸ۭͷϨεϙϯεΛѻ͏͜ͱ͕Ͱ͖ͳ͍
    
    
    • 㱺 EitherNet Λϥοϓͨ͠ Retro
    fi
    t ͷ Converter Adapter Λ࣮૷
    
    
    • Blob ͷ౤͛ํ͕ௐ΂ͯ΋Θ͔Βͳ͔ͬͨ (ࠓ͸ RequestBody Λ࢖ͬͯΔ)
    

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35. Google Play StoreͰͷ৹ࠪ
    

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36. Google Play StoreͰͷ৹ࠪ
    • SNSΞϓϦͱͯ͠ఏग़͢Δ৔߹ɺ࠷௿ݶʮ௨ใʯͱʮϛϡʔτ (ϒ
    ϩοΫ)ʯͷ࣮૷͕ඞཁ
    
    
    • ςετ༻ͷΞΧ΢ϯτͷఏڙ΋ඞཁ
    
    
    • 㱺 ௨ใͱςετ༻ʹ2ΞΧ΢ϯτ͸ཉ͍͠
    
    
    • boobee.blue ͷΑ͏ͳ֎෦ͷ PDS Λ࢖Θͤͯ΋Β͏ͷ΋ख
    

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37. Android ϢʔβΛ
    
    
    औΓר͘ঢ়گ
    

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38. ެࣜΫϥΠΞϯτ
    iOS ͱ Web (PC) ͷΈ (3/17 ݱࡏ)
    
    
    Android ޲͚ʹ PWA ԽΛਐΊΔͱ
    ͷ͜ͱ (3/16 ࣌఺ͷ৘ใ)
    

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39. ΞΧ΢ϯτ࡞੒
    ެࣜ Web ΫϥΠΞϯτͰOK
    
    
    PC͕ͳ͚Ε͹ҎԼͷ͍ͣΕ͔
    
    
    • ੨Ӣ
    
    
    • Bluesky Account Creator
    
    
    • syui ͞Μ࡞ͷ bsky
    

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40. BlueskyΛָ͠Ή
    ޷͖ͳΫϥΠΞϯτͰOKʂ
    
    
    ެࣜΫϥΠΞϯτ͸҆৺ײ͕͋Δ
    
    
    ໺ྑΫϥΠΞϯτ͸εϐʔυײ΍
    ֤ʑͷ࡞ऀ͞Μͷ৭͕ग़ָ͍ͯͯ͠
    ͍
    
    
    ωΠςΟϒΞϓϦͳΒ੨Ӣ🙏
    

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41. Have a nice sky 🤙
    ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠
    

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