flutter_appstore_detection 0.0.2

A Flutter plugin project for iOS. You can use it to get whether your app is probably installed from AppStore. Get your app's version on AppStore.

example/lib/main.dart

import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_appstore_detection/flutter_appstore_detection.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  final _flutterAppstoreDetectionPlugin = FlutterAppstoreDetection();
  bool _didProbablyInstallFromAppStore = true;
  String _latestAppVersionOnAppStore = "0.0.0";

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

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    bool didProbablyInstallFromAppStore = false;
    String latestAppVersionOnAppStore = "0.0.0";

    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    try {
      platformVersion =
          await _flutterAppstoreDetectionPlugin.getPlatformVersion() ??
              'Unknown platform version';
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }
    try {
      didProbablyInstallFromAppStore = await _flutterAppstoreDetectionPlugin
              .didProbablyInstallFromAppStore() ??
          true;
    } on PlatformException {
      platformVersion = 'Failed to get did install from AppStore.';
    }

    latestAppVersionOnAppStore = await _flutterAppstoreDetectionPlugin
            .fetchLatestAppVersionOnAppStore("your_appId") ??
        '0.0.0';

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
      _didProbablyInstallFromAppStore = didProbablyInstallFromAppStore;
      _latestAppVersionOnAppStore = latestAppVersionOnAppStore;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Text(
                  'Did probably install from AppStore: $_didProbablyInstallFromAppStore\n'),
              Text('appVerson on AppStore: $_latestAppVersionOnAppStore\n'),
              Text('Running on: $_platformVersion\n'),
            ],
          ),
        ),
      ),
    );
  }
}