GreenpOfferwall forExtends (v3) SDK Flutter (AOS) 지원 가이드 - rnd-adforus/GreenpSDK_Android GitHub Wiki

import 'package:flutter/services.dart';

enum GreenpSdkStatus { initializing, success, failedWithError }

class GreenpSdkManager {

  GreenpSdkStatus _sdkStatus = GreenpSdkStatus.initializing;
  static const String _sdkMethodChannel = "com.adforus.sdk/greenp_channel";
  static const String _offerWallMethodName = "initOfferWall";
  static const String _offerWallInvokeChannel = 'startOfferWallActivity';
  static late final MethodChannel _platformViewChannel;

  GreenpSdkManager() {
    _platformViewChannel = const MethodChannel(_sdkMethodChannel);
  }

  bool get isInitialized => _sdkStatus == GreenpSdkStatus.success;
  bool get hasError => _sdkStatus == GreenpSdkStatus.failedWithError;
  GreenpSdkStatus get sdkStatus => _sdkStatus;

  Future<void> initGreenpSDK({
    required String appCode,
    required String userId,
    required Function() onSuccess,
    required Function(dynamic) onFailed,
  }) async {
    final sdkInitializeOptions = {'appCode': appCode, 'userId': userId};

    try {
      if (_sdkStatus != GreenpSdkStatus.success) {
        await _platformViewChannel.invokeMethod(
          _offerWallMethodName,
          sdkInitializeOptions,
        );
        _sdkStatus = GreenpSdkStatus.success;
        onSuccess();
      }
    } catch (e) {
      _sdkStatus = GreenpSdkStatus.failedWithError;
      onFailed(e);
    }
  }

   void navigateToOfferWall() {
    _platformViewChannel.invokeMethod(_offerWallInvokeChannel);
  }
}

_sdkHelper.initGreenpSDK(
      appCode: "appCode",
      userId: "user1234",
      onSuccess: () {},
      onFailed: (e) {},
    );

  void navigateToOfferWall() {
    _platformViewChannel.invokeMethod(_offerWallInvokeChannel);
  }

static const String _sdkMethodChannel = "com.adforus.sdk/greenp_channel";

static const String _offerWallMethodName = "initOfferWall";

static const String _offerWallInvokeChannel = 'startOfferWallActivity';

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key});
  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {

  final GreenpSdkManager _sdkHelper = GreenpSdkManager();
  String errorMessage = "";

  @override
  void initState() {
    super.initState();
    _initializeSdk();
  }

  Future<void> _initializeSdk() async {
    await _sdkHelper.initGreenpSDK(
      appCode: "ZBhFaS5kxE",
      userId: "1234",
      onSuccess: () {},
      onFailed: (error) {
        setState(() {
          errorMessage = error.toString();
        });
      },
    );
    setState(() {});
  }

...
}

@override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Colors.greenAccent,
        centerTitle: true,
        title: Text("GreenP Sdk Demo"),
        elevation: 1,
      ),
      body:
          _sdkHelper.isInitialized
              ? readyStateWidget()  // ✅ 초기화 성공 → 오퍼월 이동 버튼 표시
              : _sdkHelper.hasError
              ? errorPlaceHolderWidget() // ❌ 초기화 실패 → 오류 메시지 표시
              : loadingPlaceHolder(), // ⏳ 초기화 중 → 로딩 UI 표시
    );
  }

  Widget readyStateWidget() {
    return SizedBox(
      width: double.infinity,
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        crossAxisAlignment: CrossAxisAlignment.center,
        children: [
          Text("초기화 성공\n오퍼월로 이동할 준비가 되었습니다", textAlign: TextAlign.center),
          TextButton(
            onPressed: () {
              _sdkHelper.navigateToOfferWall(); // ✅ 오퍼월로 이동
            },
            child: Text("오퍼월로 이동하기"),
          ),
        ],
      ),
    );
  }

  Widget errorPlaceHolderWidget() {
    return SizedBox(
      width: double.infinity,
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        crossAxisAlignment: CrossAxisAlignment.center,
        children: [Text(errorMessage, textAlign: TextAlign.center)],
      ),
    );
  }

  Widget loadingPlaceHolder() {
    return SizedBox(
      width: double.infinity,
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        crossAxisAlignment: CrossAxisAlignment.center,
        children: [
          Container(width: 120, child: LinearProgressIndicator()),
          Container(margin: EdgeInsets.all(12), child: Text("SDK 초기화 중")),
        ],
      ),
    );
  }

final GreenpSdkManager _sdkHelper = GreenpSdkManager();

void main() async {
  WidgetsFlutterBinding.ensureInitialized(); // ✅ Flutter 엔진 초기화 보장
  try {
      await sdkHelper.initGreenpSDK(
    appCode: "ZBhFaS5kxE",
    userId: "1234",
    onSuccess: () {},
    onFailed: (error) {},
  );
  } catch (e) {
    
  }
  runApp(MaterialApp(home: MyHomePage()));
}

   TextButton(
            onPressed: () {
              if (sdkHelper.isInitialized) {
                sdkHelper.navigateToOfferWall();
              }
            },
            child: Text("오퍼월로 이동하기"),
          ),

final GreenpSdkManager _sdkHelper = GreenpSdkManager();

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await myApiForUserData()
  await initializingDataBase()
  await preparingSharedPeferences()
  await checkingAppIntegrity()
  await checkingUserToken()
  try {
      await sdkHelper.initGreenpSDK(
    appCode: "ZBhFaS5kxE",
    userId: "1234",
    onSuccess: () {},
    onFailed: (error) {},
  );
  } catch (e) {
  }
  runApp(MaterialApp(home: MyHomePage()));
}

final GreenpSdkManager _sdkHelper = GreenpSdkManager();
void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  unawaited(sdkHelper.initGreenpSDK(
    appCode: "ZBhFaS5kxE",
    userId: "1234",
    onSuccess: () {},
    onFailed: (error) {},));
  runApp(MaterialApp(home: MyHomePage()));
}