flutter_accurascan_finger 1.0.0

flutter_accurascan_finger: ^1.0.0 copied to clipboard

example/lib/main.dart

import 'dart:convert';

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

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

class FingerprintVerificationApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: FingerprintVerificationScreen(),
    );
  }
}

class FingerprintVerificationScreen extends StatefulWidget {
  @override
  _FingerprintVerificationScreenState createState() =>
      _FingerprintVerificationScreenState();
}

class _FingerprintVerificationScreenState
    extends State<FingerprintVerificationScreen> {
  bool leftHand = false;
  bool rightHand = false;
  bool leftThumb = false;
  bool rightThumb = false;
  bool bothThumbs = false;

  List<dynamic> enrollTemplate = [];
  List<dynamic> verifyTemplate = [];

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

  Future<void> getMetaData() async {
    try {
      await AccuraFinger.getMetaData().then((value) => print(value));
    } on PlatformException {}
    if (!mounted) return;
  }

  Future<void>startEnroll()async {
    String handSelected = "left";
    if (rightHand) {
      handSelected = "right";
    }

    var config = [handSelected];
    try {
      await AccuraFinger.startFingerEnroll(config)
          .then((value) =>
      {
        setState(() {
          dynamic result = json.decode(value);

          var tempDict = result["template_data"];
          enrollTemplate = tempDict.values.toList();
          print("RESULT:- $result");
        })
      }).onError((error, stackTrace) =>
      {
        setState(() {})
      });
    } on PlatformException {}
  }

  Future<void>startVerify()async {
    String handSelected = "left";
    if (rightHand) {
      handSelected = "right";
    }

    var config = [handSelected];
    try {
      await AccuraFinger.startFingerVerify(config)
          .then((value) =>
      {
        setState(() {
          dynamic result = json.decode(value);

          var tempDict = result["template_data"];
          verifyTemplate = tempDict.values.toList();

          print("RESULT:- $result");
          getResult();
        })
      }).onError((error, stackTrace) =>
      {
        setState(() {})
      });
    } on PlatformException {}
  }

  Future<void>getResult()async {

    var config = [enrollTemplate,verifyTemplate];
    try {
      await AccuraFinger.getResult(config)
          .then((value) =>
      {
        setState(() {
          dynamic result = json.decode(value);

          print("RESULT:- $result");
        })
      }).onError((error, stackTrace) =>
      {
        setState(() {})
      });
    } on PlatformException {}
  }

  bool get isAnyOptionSelected =>
      leftHand || rightHand ;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("FingerPrint Verification"),
        centerTitle: true,
        backgroundColor: Colors.blue,
      ),
      body: Padding(
        padding: const EdgeInsets.all(20.0),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.center,
          children: [
            SizedBox(height: 20),
            Text(
              "Select Type",
              style: TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
            ),
            SizedBox(height: 30),

            // Left Hand & Right Hand
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceEvenly,
              children: [
                _buildSwitch("Left Hand", leftHand, (value) {
                  setState(() {
                    leftHand = value;
                  });
                }),
                _buildSwitch("Right Hand", rightHand, (value) {
                  setState(() {
                    rightHand = value;
                  });
                }),
              ],
            ),
            SizedBox(height: 20),



            // Enroll Button
            ElevatedButton(
              onPressed: isAnyOptionSelected
                  ? () {
                // Handle enrollment logic
                print("Enroll tapped");
                startEnroll();
              }
                  : null,
              style: ElevatedButton.styleFrom(
                backgroundColor: Colors.grey,
                foregroundColor: Colors.white,
                minimumSize: Size(double.infinity, 50),
              ),
              child: Text("Enroll"),
            ),
            SizedBox(height: 15),

            // Verify Button
            ElevatedButton(
              onPressed: isAnyOptionSelected
                  ? () {
                // Handle verification logic
                print("Verify tapped");
                startVerify();
              }
                  : null,
              style: ElevatedButton.styleFrom(
                backgroundColor: Colors.blue,
                foregroundColor: Colors.white,
                minimumSize: Size(double.infinity, 50),
              ),
              child: Text("Verify"),
            ),
          ],
        ),
      ),
    );
  }

  Widget _buildSwitch(String title, bool value, Function(bool) onChanged) {
    return Row(
      children: [
        Switch(
          value: value,
          onChanged: onChanged,
          activeColor: Colors.green,
        ),
        Text(title, style: TextStyle(fontSize: 16)),
      ],
    );
  }
}