83 lines
2.3 KiB
Dart
83 lines
2.3 KiB
Dart
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import 'package:flutter/material.dart';
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import 'package:mobile_scanner/mobile_scanner.dart';
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import 'package:smoke_cess_app/models/settings.dart';
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import 'package:smoke_cess_app/services/json_service.dart';
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import 'package:smoke_cess_app/services/settings_service.dart';
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import '../widgets/missing_config_popup.dart';
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class MyScanner extends StatefulWidget {
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const MyScanner({super.key});
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@override
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State<StatefulWidget> createState() => MyScannerState();
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}
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class MyScannerState extends State<MyScanner> {
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bool scanning = false;
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void handleError(String error) {
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setState(() {
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scanning = false;
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showDialog(
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context: context,
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builder: (BuildContext context) {
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return MissingConfigPopup(
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title: 'Scanfehler',
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text:
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'Beim Scanen gab es folgende Meldung: $error. Bitte erneut versuchen',
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);
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});
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});
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}
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void handleSucces(String group) {
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setState(() {
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scanning = false;
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showDialog(
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context: context,
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builder: (BuildContext context) {
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return MissingConfigPopup(
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title: 'Konfiguration erfolgreich',
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text: 'Du gehörst zu Gruppe $group',
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);
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});
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});
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}
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void onDetect(capture) {
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try {
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final List<Barcode> barcodes = capture.barcodes;
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for (final barcode in barcodes) {
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if (barcode.rawValue != null) {
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String qrText = barcode.rawValue!;
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Map<String, dynamic> json = stringToJSON(qrText);
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Settings settings = Settings.fromJson(json);
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saveSettings(settings);
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}
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}
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} catch (e) {
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handleError(e.toString());
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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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return scanning
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? Expanded(
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child: MobileScanner(
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fit: BoxFit.contain,
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controller: MobileScannerController(
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detectionTimeoutMs: 2000,
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),
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onDetect: onDetect))
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: ElevatedButton(
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style: ElevatedButton.styleFrom(
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textStyle: const TextStyle(fontSize: 20)),
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onPressed: () {
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setState(() => scanning = true);
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},
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child: const Text('Scan QR Code'),
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);
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}
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}
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