emvqr 0.0.1

A plugin by Fawry for scanning EMV QR Codes.

example/lib/main.dart

import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter/foundation.dart';

import 'package:emvqr/emvqr.dart';

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

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Fawry SDK Flutter',
      theme: ThemeData(
        useMaterial3: true,
      ),
      darkTheme: ThemeData.dark(
        useMaterial3: true,
      ),
      home: const MyHomePage(),
    );
  }
}

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

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  late StreamSubscription? _fawryCallbackResultStream;

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

  @override
  void dispose() {
    _fawryCallbackResultStream?.cancel();
    super.dispose();
  }

  // Initialize the Fawry SDK callback
  Future<void> initSDKCallback() async {
    try {
      _fawryCallbackResultStream =
          Emvqr.instance.callbackResultStream().listen((event) {
        setState(() {
          if (kDebugMode) {
            print(event);
          }
        });
      });
    } catch (ex) {
      debugPrint(ex.toString());
    }
  }

  // Get the current platform
  String currentPlatform() {
    switch (defaultTargetPlatform) {
      case TargetPlatform.android:
        return 'Current platform --> Android';
      case TargetPlatform.iOS:
        return 'Current platform --> iOS';
      default:
        return 'Current platform --> Unknown';
    }
  }

  Future<void> startScanning() async {
    await Emvqr.instance.scanQR();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
        title: const Text('Fawry SDK Flutter example'),
      ),
      body: Column(
        mainAxisAlignment: MainAxisAlignment.spaceEvenly,
        children: [
          Center(
            child: Text(currentPlatform()),
          ),
          Container(
            padding: const EdgeInsets.symmetric(horizontal: 16.0),
            child: Column(
              children: [
                ElevatedButton(
                  onPressed: () async {
                    await startScanning();
                  },
                  child: const Text('SCAN'),
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }
}