Flutter Package & Plugin Package

Flutter Package & Plugin Package

文字おこし
https://github.com/operando/Notes/tree/master/Flutter_Meetup_Tokyo_1

Flutter Meetup Tokyo #1
https://flutter-jp.connpass.com/event/84436/

Transcript

1. Flutter Package 
 &
 Plugin Package Flutter Meetup Tokyo #1
2. About Me • Dart͕࠷ڧͱݴ͍ଓ͚ͨਓͰ͢ʂ • ϓϩήʔϚʔ໨ࢦͯ͠·͢ʂ • Discord : operandoOS • Steam : operandoOS • YouTubeͰήʔϜ഑৴ͯ͠·͢ʂ • https://www.youtube.com/user/opp228
3. ٕज़ॻయ4Ͱຊग़͠·͢ʂ • ͜͏ͯ͠๻Β͸ɺॻ੶ΛചΔΞϓϦΛ࡞ͬͨ 2.0.1 • ͥͻങ͍ʹདྷͯͶʂ • Flutterશؔ͘܎ͳ͍Ͱ͢ʂ • https://techbookfest.org/event/tbf04/circle/ 14710011
4. ͜Ε͔Β঺հ͢Δ
 υΩϡϝϯτͷURL͚ͩ
 ֮͑ͯؼ͍ͬͯͩ͘͞ʂʂ
 ͦΕ͕͢΂ͯͰ͢ʂʂ
5. Package & Plugin document • Using Packages • https://flutter.io/using-packages/ • Developing Packages & Plugins • https://flutter.io/developing-packages/ • Platform-specific code • https://flutter.io/platform-channels/
6. What is a Packages? • Dart͸pubͰύοέʔδ؅ཧ͞ΕͯΔ • FlutterͷύοέʔδΛ୳͢ͱ͜Ζ΋͋Δ • https://pub.dartlang.org/flutter • ϥΠϒϥϦͱࢥͬͯ΋Β͏ͱΘ͔Γ΍͍͢
7. Flutter Package types • FlutterͰ͸Package types͕෼͔ΕͯΔ • Dart packages • Plugin packages
8. Dart packages • DartͰॻ͔ΕͨϥΠϒϥϦ • Flutterݻ༗ͷػೳؚ͕·Ε͍ͯΔ΋ͷ΋͋Δ
9. Dart packages • fluro • The brightest, hippest, coolest router for Flutter. • FlutterͷػೳΛ࢖ͬͯΔ͚ͲɺNativeͷػೳ͸ ࢖ͬͯͳ͍ • https://pub.dartlang.org/packages/fluro
10. Plugin packages • DartͰॻ͔ΕͨϥΠϒϥϦ • ϓϥοτϑΥʔϜ(iOS/Android)ݻ༗ͷ࣮૷ͱ ૊Έ߹Θͤ • Native BridgeϥΠϒϥϦతͳ
11. Plugin packages • shared_preferences • Wraps NSUserDefaults (on iOS) and SharedPreferences (on Android), providing a persistent store for simple data. • Flutter͔ΒNativeͷػೳɾAPIΛݺͼग़͢ • https://pub.dartlang.org/packages/ shared_preferences
12. Flutter plugins • Flutter teamͰ؅ཧ͞ΕͯΔPluginୡ • https://github.com/flutter/plugins • ͜͜ʹ͋Δͷ͸Plugin packagesͷΈ • Native Bridge࣮૷ͷࢀߟʹͳΔίʔυຬࡌͬΆ͍ • FirebaseͷPlugin͕ॆ࣮ͯ͠Δ
13. Native Bridgeͷ࢓૊Έ • ͜ͷυΩϡϝϯτಡΜͰ͍ͩ͘͞ʂ • Writing custom platform-specific code with platform channels • https://flutter.io/platform-channels/
14. Developing Plugin Packages • ෳࡶͳ΋ͷ͡Όͳ͚Εͳͬ͘͞ͱ࡞ΕΔ • ֤ϓϥοτϑΥʔϜͷAPI஌ͬͯΔͱָউ • pub΁ͷެ։΋؆୯
15. Developing Plugin Packages • ࠓ೔ͷਂ໷ʹ࡞ͬͨ • Flutter͔Β֤ϓϥοτϑΥʔϜͷ޿ࠂIDΛऔಘ͢ Δ΍ʔͭʔ • https://pub.dartlang.org/packages/ advertising_id • https://github.com/operando/advertising_id
16. Create the plugin packages • IntelliJ or Android Studio͔Β࡞Δͷָ͕
17. Create the plugin packages • ίϚϯυ͔ΒͰ΋࡞ΕΔ • NativeͷίʔυΛSwiftͱKotlinͰॻ͘ͳΒҎԼ flutter create —template=plugin -i swift -a kotlin advertising_id
18. advertising_id.dart import 'dart:async'; import 'package:flutter/services.dart'; class AdvertisingId { static const MethodChannel _channel = const MethodChannel('advertising_id'); static Future<String> get id async { final String id = await _channel.invokeMethod(‘getAdvertisingId’); return id; } }
19. AdvertisingIdPlugin.kt class AdvertisingIdPlugin(private val registrar: Registrar) : MethodCallHandler { companion object { @JvmStatic fun registerWith(registrar: Registrar) { val channel = MethodChannel(registrar.messenger(), "advertising_id") channel.setMethodCallHandler(AdvertisingIdPlugin(registrar)) } } override fun onMethodCall(call: MethodCall, result: Result) { when (call.method) { "getAdvertisingId" -> thread { try { result.success( AdvertisingIdClient.getAdvertisingIdInfo(registrar.context()).id) } catch (e: Exception) { result.success("") } } else -> result.notImplemented() } } }
20. SwiftAdvertisingIdPlugin.swift public class SwiftAdvertisingIdPlugin: NSObject, FlutterPlugin { public static func register(with registrar: FlutterPluginRegistrar) { let channel = FlutterMethodChannel(name: “advertising_id", binaryMessenger: registrar.messenger()) let instance = SwiftAdvertisingIdPlugin() registrar.addMethodCallDelegate(instance, channel: channel) } public func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) { switch call.method { case "getAdvertisingId": var idfaString: String! let manager = ASIdentifierManager.shared() if manager.isAdvertisingTrackingEnabled { idfaString = manager.advertisingIdentifier.uuidString } else { idfaString = "" } result(idfaString) default: result(nil) } } }
21. pubspec.yaml name: advertising_id description: A Flutter plugin to access advertising ID. version: 0.9.0 author: Shinobu Okano <okanoshinobu8@gmail.com> homepage: https://github.com/operando/advertising_id flutter: plugin: androidPackage: com.os.operando.advertisingid pluginClass: AdvertisingIdPlugin dependencies: flutter: sdk: flutter environment: sdk: ">=1.21.0 <3.0.0" flutter: ">=0.1.4"
22. Publishing packages • PublishͷίϚϯυ͕༻ҙ͞ΕͯΔ • --dry-runΛ͚ͭͯ໰୊ͳ͍͔֬ೝ flutter packages pub publish --dry-run
23. Publishing packages • μϝͳͱ͜Ζͱ͔਌੾ʹڭ͑ͯ͘ΕΔͷͰ࠷ߴ☺
24. Publishing packages • pubspec.yamlͷॻ͖ํ͸Pubspec Formatͷ documentΛݟΔͱ਌੾ʹॻ͍ͯ͋Δ • https://www.dartlang.org/tools/pub/ pubspec
25. Publishing packages • pubʹpublish͢Δ • ͸͡Ίͯpubʹpublish͢Δ͚࣌ͩGoogleͷ ೝূ͕૸Δ flutter packages pub publish
26. ٙ໰ pubʹ͋͛ͨpackageͬͯ ফͤͳ͍ͷ͔ͳʁ
27. Now & Future [ٕज़ॻయ4৽ץ] - TechBooster • Flutter PluginΛ࡞Δ @sh4869 • ϘΫ͸ॻ͍ͯͳ͍Ͱ͢… • ͜Εʹ͞Βʹৄ͘͠ॻ͍ͯ͋Δ...͸ͣʂʂ • https://techbookfest.org/event/tbf04/ circle/11690001
28. Package & Plugin document • Using Packages • https://flutter.io/using-packages/ • Developing Packages & Plugins • https://flutter.io/developing-packages/ • Platform-specific code • https://flutter.io/platform-channels/
29. ·ͱΊ • ύοέʔδ؅ཧ͸pub͕ͪΌΜͱͯ͠ΔͷͰ؆୯ʂ • Plugin Package͸؆୯ʹ࡞ΕΔɾެ։Ͱ͖Δ • ֤ϓϥοτϑΥʔϜͷAPI஌ͬͯΔͱָউ • ͡ΌΜ͡ΌΜPlugin Package࡞Δνϟϯεʂ
30. Thanks!!