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cloudsolutions-atoms/lib/new_views/swipe_module/dialoge/nfc_reader_sheet.dart

229 lines
6.3 KiB
Dart

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