flutter_paycardsrecognizer_sdk 0.0.3

Flutter library for automatic recognition of bank card data using built-in camera on Android/IOS devices.

example/lib/main.dart

/*
 * Copyright [2021] Sergey Penkovsky <[e-mail]>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import 'dart:async';

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

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

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  PayCardInfo? _payCardInfo;

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

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    PayCardInfo? platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    try {
      platformVersion =
          await FlutterPayCardsRecognizerSdk.newInstance().scanCard();
    } 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(() {
      _payCardInfo = platformVersion;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
            child: Column(
          children: [
            Text('Running on: ${_payCardInfo?.toString() ?? 'NONE'}\n'),
            ElevatedButton(
              onPressed: () {
                initPlatformState();
              },
              child: Text('Recognize Card'),
            )
          ],
        )),
      ),
    );
  }
}