idemia_l1rd_invoker 0.0.1

A Flutter plugin for integrating IDEMIA L1 RD (Registered Device) biometric services for Aadhaar authentication in India.

example/lib/main.dart

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

import 'package:flutter/services.dart';
import 'package:idemia_l1rd_invoker/idemia_l1rd_invoker.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 _idemiaL1rdInvokerPlugin = IdemiaL1rdInvoker();

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

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    try {
      platformVersion =
          await _idemiaL1rdInvokerPlugin.getPlatformVersion() ??
          'Unknown platform version';
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    // 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;
    });
  }

  /// call L1RD
  Future<void> _callRD() async {
    // Implement the L1RD invocation logic here
    try {
      final result = await IdemiaL1rdInvoker.getDeviceInfo();
      // Handle the result as needed
      if (!mounted) return;
      showAboutDialog(
        context: context,
        children: [Text('L1RD Result: $result')],
      );
      print('L1RD invocation result: $result');
    } on PlatformException catch (e) {
      showAboutDialog(
        context: context,
        children: [Text('L1RD Error: ${e.message}')],
      );
    }
  }

  /// capture fingerprint
  Future<void> _captureFingerprint() async {
    // Example PID options XML string
    String pidOptions =
        '<PidOptions ver="1.0"><Opts fCount="1" fType="0" format="0" pidVer="2.0" timeout="10000" otp="" wadh="" posh=""/></PidOptions>';
    try {
      final result = await IdemiaL1rdInvoker.captureFingerprint(pidOptions);
      // Handle the result as needed
      if (!mounted) return;
      showAboutDialog(
        context: context,
        children: [Text('Fingerprint Capture Result: $result')],
      );
      print('Fingerprint capture result: $result');
    } on PlatformException catch (e) {
      showAboutDialog(
        context: context,
        children: [Text('Fingerprint Capture Error: ${e.message}')],
      );
    }
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('RD Service Flutter Plugin example app'),
        ),
        body: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,

            children: [
              DecoratedBox(
                decoration: BoxDecoration(
                  color: Colors.blue,
                  borderRadius: BorderRadius.circular(8),
                ),
                child: Padding(
                  padding: EdgeInsets.symmetric(
                    vertical: 8.0,
                    horizontal: 16.0,
                  ),
                  child: Text(
                    'Running on: $_platformVersion\n',
                    style: TextStyle(color: Colors.white, fontSize: 16),
                    textAlign: TextAlign.center,
                  ),
                ),
              ),
              SizedBox(height: 10),
              ElevatedButton(onPressed: _callRD, child: Text('Invoke L1RD')),
              ElevatedButton(
                onPressed: _captureFingerprint,
                child: Text('Capture Fingerprint'),
              ),
            ],
          ),
        ),
      ),
    );
  }
}