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398 lines
12 KiB
Dart
398 lines
12 KiB
Dart
import 'dart:async';
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import 'dart:developer';
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import 'package:flutter/material.dart';
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import 'package:flutter_nfc_kit/flutter_nfc_kit.dart';
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import 'package:test_sa/extensions/context_extension.dart';
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import 'package:test_sa/extensions/string_extensions.dart';
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import 'package:test_sa/new_views/app_style/app_color.dart';
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void showNfcReader(BuildContext context, {Function(String?)? onNcfScan}) {
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showModalBottomSheet(
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context: context,
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enableDrag: false,
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isDismissible: false,
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barrierColor: Colors.black.withOpacity(0.5),
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.only(
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topLeft: Radius.circular(12),
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topRight: Radius.circular(12),
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),
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),
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backgroundColor: Colors.white,
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builder: (context) {
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return NfcLayout(onNcfScan: onNcfScan);
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},
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);
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}
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class NfcLayout extends StatefulWidget {
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final Function(String? nfcId)? onNcfScan;
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const NfcLayout({super.key, required this.onNcfScan});
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@override
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_NfcLayoutState createState() => _NfcLayoutState();
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}
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class _NfcLayoutState extends State<NfcLayout> {
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bool _reading = false;
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Widget? mainWidget;
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String? nfcId;
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bool _nfcScanning = false;
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@override
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void initState() {
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super.initState();
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_startNfcScan();
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}
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Future<void> _startNfcScan() async {
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if (_nfcScanning) return;
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_nfcScanning = true;
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try {
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NFCTag tag = await FlutterNfcKit.poll(
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timeout: const Duration(seconds: 20),
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);
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nfcId = tag.id.toUpperCase();
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setState(() {
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_reading = true;
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// mainWidget = doneNfc();
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});
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await Future.delayed(const Duration(seconds: 1));
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await FlutterNfcKit.finish();
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Navigator.pop(context);
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widget.onNcfScan?.call(nfcId);
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log("NFC Tag ID: $nfcId");
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} catch (e) {
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if (e.toString().contains("408")) {
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debugPrint("NFC scan timeout");
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} else if (e.toString().contains("cancelled")) {
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debugPrint("NFC cancelled by user");
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} else {
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debugPrint("NFC error: $e");
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"Failed to read NFC card".showToast;
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}
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try {
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await FlutterNfcKit.finish();
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} catch (_) {}
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Navigator.pop(context);
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} finally {
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_nfcScanning = false;
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}
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}
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@override
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Widget build(BuildContext context) {
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(mainWidget == null && !_reading) ? mainWidget = scanNfc() : mainWidget = doneNfc();
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return AnimatedSwitcher(duration: const Duration(milliseconds: 500), child: mainWidget);
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}
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Widget scanNfc() {
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return Container(
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color: AppColor.background(context),
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padding: EdgeInsets.only(bottom: MediaQuery.of(context).viewInsets.bottom + MediaQuery.of(context).padding.bottom),
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key: const ValueKey(1),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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const SizedBox(height: 30),
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Text(
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"Ready To Scan",
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 24,
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color: AppColor.headingTextColor(context),
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),
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),
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const SizedBox(height: 30),
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Image.asset(
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"assets/images/ic_nfc.png",
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height: MediaQuery.of(context).size.width / 3,
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color: AppColor.iconColor(context),
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width: double.infinity,
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),
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const SizedBox(height: 30),
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const Text(
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"Approach an NFC Tag",
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style: TextStyle(fontSize: 18),
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),
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const SizedBox(height: 30),
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ButtonTheme(
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minWidth: MediaQuery.of(context).size.width / 1.2,
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height: 45.0,
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buttonColor: Colors.grey[300],
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(6)),
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child: TextButton(
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onPressed: () async {
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try {
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await FlutterNfcKit.finish();
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} catch (_) {}
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Navigator.pop(context);
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},
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child: const Text("CANCEL"),
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),
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),
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const SizedBox(height: 30),
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],
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),
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);
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}
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Widget doneNfc() {
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return Container(
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color: AppColor.background(context),
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padding: EdgeInsets.only(bottom: MediaQuery.of(context).viewInsets.bottom + MediaQuery.of(context).padding.bottom),
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key: const ValueKey(2),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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const SizedBox(height: 30),
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Text(
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"Successfully Scanned",
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 24,
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color: AppColor.headingTextColor(context),
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),
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),
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const SizedBox(height: 30),
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Image.asset(
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"assets/images/ic_done.png",
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height: MediaQuery.of(context).size.width / 3,
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width: double.infinity,
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color: AppColor.iconColor(context),
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),
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const SizedBox(height: 30),
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const Text(
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"Approach an NFC Tag",
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style: TextStyle(fontSize: 18),
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),
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const SizedBox(height: 30),
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ButtonTheme(
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minWidth: MediaQuery.of(context).size.width / 1.2,
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height: 45.0,
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buttonColor: Colors.grey[300],
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(6)),
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child: TextButton(
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onPressed: null,
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child: Text(
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"DONE",
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style: TextStyle(
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color: context.isDark ? AppColor.primary10 : null,
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),
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),
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),
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),
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const SizedBox(height: 30),
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],
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),
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);
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}
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}
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// class NfcLayout extends StatefulWidget {
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// final Function(String? nfcId)? onNcfScan;
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//
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// const NfcLayout({super.key, required this.onNcfScan});
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//
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// @override
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// _NfcLayoutState createState() => _NfcLayoutState();
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// }
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//
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// class _NfcLayoutState extends State<NfcLayout> {
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// bool _reading = false;
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// Widget? mainWidget;
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// String? nfcId;
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//
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// @override
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// void initState() {
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// super.initState();
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//
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// NfcManager.instance.startSession(
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// onDiscovered: (NfcTag tag) async {
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// String? identifier;
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//
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// try {
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// final dynamic tagDynamic = tag;
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// final Map<String, dynamic> tagData = Map<String, dynamic>.from(tagDynamic.data as Map);
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//
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// if (Platform.isAndroid) {
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// if (tagData.containsKey('nfca')) {
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// final nfcaData = tagData['nfca'] as Map<dynamic, dynamic>;
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// if (nfcaData.containsKey('identifier')) {
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// final List<int> idBytes = List<int>.from(nfcaData['identifier'] as List);
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// identifier = idBytes.map((e) => e.toRadixString(16).padLeft(2, '0')).join('');
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// }
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// }
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// } else {
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// if (tagData.containsKey('mifare')) {
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// final mifareData = tagData['mifare'] as Map<dynamic, dynamic>;
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// if (mifareData.containsKey('identifier')) {
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// final List<int> idBytes = List<int>.from(mifareData['identifier'] as List);
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// identifier = idBytes.map((e) => e.toRadixString(16).padLeft(2, '0')).join('');
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// }
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// }
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// }
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// } catch (e) {
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// print('Error reading NFC tag: $e');
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// }
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//
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// nfcId = identifier;
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//
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// setState(() {
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// _reading = true;
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// mainWidget = doneNfc();
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// });
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//
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// Future.delayed(const Duration(seconds: 1), () {
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// NfcManager.instance.stopSession();
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// Navigator.pop(context);
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// widget.onNcfScan!(nfcId!);
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// });
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// },
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// pollingOptions: {NfcPollingOption.iso14443},
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// ).catchError((err) {
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// print(err);
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// });
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// }
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//
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// @override
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// Widget build(BuildContext context) {
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// (mainWidget == null && !_reading) ? mainWidget = scanNfc() : mainWidget = doneNfc();
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// return AnimatedSwitcher(duration: Duration(milliseconds: 500), child: mainWidget);
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// }
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//
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// Widget scanNfc() {
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// return Container(
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// color: AppColor.background(context),
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// key: const ValueKey(1),
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// child: Column(
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// mainAxisSize: MainAxisSize.min,
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// children: <Widget>[
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// const SizedBox(
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// height: 30,
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// ),
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// Text(
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// "Ready To Scan",
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// style: TextStyle(
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// fontWeight: FontWeight.bold,
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// fontSize: 24,
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// color:AppColor.headingTextColor(context)
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// ),
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// ),
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// const SizedBox(
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// height: 30,
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// ),
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// Image.asset(
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// "assets/images/ic_nfc.png",
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// height: MediaQuery.of(context).size.width / 3,
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// color: AppColor.iconColor(context),
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// width: double.infinity,
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// ),
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// const SizedBox(
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// height: 30,
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// ),
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// const Text(
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// "Approach an NFC Tag",
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// style: TextStyle(
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// fontSize: 18,
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// ),
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// ),
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// const SizedBox(
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// height: 30,
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// ),
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// ButtonTheme(
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// minWidth: MediaQuery.of(context).size.width / 1.2,
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// height: 45.0,
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// buttonColor: Colors.grey[300],
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// shape: RoundedRectangleBorder(
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// borderRadius: BorderRadius.circular(6),
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// ),
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// child: TextButton(
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// onPressed: () {
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// NfcManager.instance.stopSession();
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// Navigator.pop(context);
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// },
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// // elevation: 0,
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// child: const Text("CANCEL"),
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// ),
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// ),
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// const SizedBox(
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// height: 30,
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// ),
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// ],
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// ),
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// );
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// }
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//
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// Widget doneNfc() {
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// return Container(
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// color: AppColor.background(context),
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// key: ValueKey(2),
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// child: Column(
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// mainAxisSize: MainAxisSize.min,
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// children: <Widget>[
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// const SizedBox(
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// height: 30,
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// ),
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// Text(
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// "Successfully Scanned",
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// style: TextStyle(
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// fontWeight: FontWeight.bold,
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// fontSize: 24,
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// color:AppColor.headingTextColor(context)
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// ),
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// ),
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// const SizedBox(
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// height: 30,
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// ),
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// Image.asset(
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// // "assets/icons/nfc/ic_done.png",
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// "assets/images/ic_done.png",
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// height: MediaQuery.of(context).size.width / 3,
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// width: double.infinity,
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// color: AppColor.iconColor(context),
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// ),
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// const SizedBox(
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// height: 30,
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// ),
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// const Text(
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// "Approach an NFC Tag",
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// style: TextStyle(
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// fontSize: 18,
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// ),
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// ),
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// const SizedBox(
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// height: 30,
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// ),
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// ButtonTheme(
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// minWidth: MediaQuery.of(context).size.width / 1.2,
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// height: 45.0,
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// buttonColor: Colors.grey[300],
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// shape: RoundedRectangleBorder(
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// borderRadius: BorderRadius.circular(6),
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// ),
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// child: TextButton(
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// // onPressed: () {
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// // _stream?.cancel();
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// // widget.onNcfScan(nfcId);
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// // Navigator.pop(context);
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// // },
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// onPressed: null,
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// // elevation: 0,
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// child: Text("DONE",style: TextStyle(color: context.isDark?AppColor.primary10:null),),
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// ),
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// ),
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// const SizedBox(
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// height: 30,
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// ),
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// ],
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// ),
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// );
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// }
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// }
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