flutter_wya_verify_sdk 2.0.3

WYA Verify SDK for Flutter. Identity verification with document scanning, liveness detection, and face matching. Supports iOS 14+ and Android API 23+.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'dart:async';
import 'dart:convert';
import 'package:flutter/services.dart';
import 'package:flutter_wya_verify_sdk/flutter_wya_verify_sdk.dart';

import 'dart:io' show Platform;

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

class MyApp extends StatefulWidget {
  const MyApp({Key? key}) : super(key: key);

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

class _MyAppState extends State<MyApp> {
  String _result = '';
  String _sdkVersion = 'Unknown';
  bool _isLoading = false;

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

  Future<void> _getSdkVersion() async {
    try {
      final version = await FlutterWyaVerifySdk.getSdkVersion();
      setState(() => _sdkVersion = version);
    } on PlatformException {
      setState(() => _sdkVersion = 'Failed to get SDK version');
    }
  }

  Future<void> _startOnboarding() async {
    setState(() {
      _isLoading = true;
      _result = '';
    });

    try {
      // Use environment-specific public key
      final publicKey = Platform.isIOS ? 'your-ios-key' : 'your-android-key';

      final result = await FlutterWyaVerifySdk.startOnboarding(
        OnboardingParams(
          publicKey: publicKey,
          idType: 'ID',
          environment: WyaEnvironment.sandbox,
        ),
      );

      setState(() {
        _result = result.verified
            ? 'Verification successful!\n\n${_prettyJson(result.raw)}'
            : 'Verification failed.\n\n${_prettyJson(result.raw)}';
      });
    } on WyaError catch (e) {
      setState(() {
        _result = 'Error: ${e.message}\nCode: ${e.code}';
      });
    } catch (e) {
      setState(() {
        _result = 'Unexpected error: $e';
      });
    } finally {
      setState(() => _isLoading = false);
    }
  }

  Future<void> _startFaceMatch() async {
    setState(() {
      _isLoading = true;
      _result = '';
    });

    try {
      final publicKey = Platform.isIOS ? 'your-ios-key' : 'your-android-key';

      final result = await FlutterWyaVerifySdk.startFaceMatch(
        FaceMatchParams(
          publicKey: publicKey,
          operationId: 'test-operation-id',
          nonce: 'test-nonce',
          environment: WyaEnvironment.sandbox,
        ),
      );

      setState(() {
        _result = result.verified
            ? 'Face match successful!\n\n${_prettyJson(result.raw)}'
            : 'Face match failed.\n\n${_prettyJson(result.raw)}';
      });
    } on WyaError catch (e) {
      setState(() {
        _result = 'Error: ${e.message}\nCode: ${e.code}';
      });
    } catch (e) {
      setState(() {
        _result = 'Unexpected error: $e';
      });
    } finally {
      setState(() => _isLoading = false);
    }
  }

  String _prettyJson(dynamic json) {
    const spaces = '  ';
    const encoder = JsonEncoder.withIndent(spaces);
    return encoder.convert(json);
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
        useMaterial3: true,
      ),
      home: Scaffold(
        appBar: AppBar(
          title: const Text('WYA Verify SDK Example'),
          backgroundColor: Theme.of(context).colorScheme.inversePrimary,
        ),
        body: SingleChildScrollView(
          padding: const EdgeInsets.all(16.0),
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.stretch,
            children: [
              Card(
                child: Padding(
                  padding: const EdgeInsets.all(16.0),
                  child: Column(
                    children: [
                      const Icon(Icons.verified_user, size: 48),
                      const SizedBox(height: 8),
                      Text(
                        'SDK Version: $_sdkVersion',
                        style: Theme.of(context).textTheme.titleMedium,
                      ),
                    ],
                  ),
                ),
              ),
              const SizedBox(height: 16),
              ElevatedButton.icon(
                onPressed: _isLoading ? null : _startOnboarding,
                icon: const Icon(Icons.document_scanner),
                label: const Text('Start Onboarding'),
              ),
              const SizedBox(height: 8),
              ElevatedButton.icon(
                onPressed: _isLoading ? null : _startFaceMatch,
                icon: const Icon(Icons.face),
                label: const Text('Start Face Match'),
              ),
              const SizedBox(height: 16),
              if (_isLoading)
                const Center(child: CircularProgressIndicator())
              else if (_result.isNotEmpty)
                Card(
                  child: Padding(
                    padding: const EdgeInsets.all(16.0),
                    child: SelectableText(
                      _result,
                      style: const TextStyle(fontFamily: 'monospace'),
                    ),
                  ),
                ),
            ],
          ),
        ),
      ),
    );
  }
}