import 'package:flutter/material.dart'; import 'package:provider/provider.dart'; import 'package:qr_flutter/qr_flutter.dart'; import 'package:simplecloudnotifier/state/application_log.dart'; import 'package:url_launcher/url_launcher.dart'; import 'package:simplecloudnotifier/state/user_account.dart'; class SendRootPage extends StatefulWidget { const SendRootPage({super.key}); @override State createState() => _SendRootPageState(); } class _SendRootPageState extends State { late TextEditingController _msgTitle; late TextEditingController _msgContent; @override void initState() { super.initState(); _msgTitle = TextEditingController(); _msgContent = TextEditingController(); } @override void dispose() { _msgTitle.dispose(); _msgContent.dispose(); super.dispose(); } @override Widget build(BuildContext context) { return Consumer( builder: (context, acc, child) { return Padding( padding: const EdgeInsets.all(16.0), child: Column( mainAxisAlignment: MainAxisAlignment.center, children: [ _buildQRCode(context, acc), const SizedBox(height: 16), FractionallySizedBox( widthFactor: 1.0, child: TextField( controller: _msgTitle, decoration: const InputDecoration( border: OutlineInputBorder(), labelText: 'Title', ), ), ), const SizedBox(height: 16), FractionallySizedBox( widthFactor: 1.0, child: TextField( controller: _msgContent, decoration: const InputDecoration( border: OutlineInputBorder(), labelText: 'Text', ), ), ), const SizedBox(height: 16), FilledButton( style: FilledButton.styleFrom(textStyle: const TextStyle(fontSize: 20)), onPressed: _send, child: const Text('Send'), ), ], ), ); }, ); } void _send() { //... } Widget _buildQRCode(BuildContext context, UserAccount acc) { if (acc.auth == null) { return const Placeholder(); } if (acc.user == null) { return FutureBuilder( future: acc.loadUser(false), builder: ((context, snapshot) { if (snapshot.connectionState == ConnectionState.done) { if (snapshot.hasError) { return Text('Error: ${snapshot.error}'); //TODO better error display } var url = 'https://simplecloudnotifier.de?preset_user_id=${acc.user!.userID}&preset_user_key=${acc.auth!.tokenSend}'; return GestureDetector( onTap: () { _openWeb(url); }, child: QrImageView( data: url, version: QrVersions.auto, size: 400.0, eyeStyle: QrEyeStyle( eyeShape: QrEyeShape.square, color: Theme.of(context).textTheme.bodyLarge?.color, ), dataModuleStyle: QrDataModuleStyle( dataModuleShape: QrDataModuleShape.square, color: Theme.of(context).textTheme.bodyLarge?.color, ), ), ); } return const SizedBox( width: 400.0, height: 400.0, child: Center(child: CircularProgressIndicator()), ); }), ); } var url = 'https://simplecloudnotifier.de?preset_user_id=${acc.user!.userID}&preset_user_key=${acc.auth!.tokenSend}'; return GestureDetector( onTap: () { _openWeb(url); }, child: QrImageView( data: url, version: QrVersions.auto, size: 400.0, eyeStyle: QrEyeStyle( eyeShape: QrEyeShape.square, color: Theme.of(context).textTheme.bodyLarge?.color, ), dataModuleStyle: QrDataModuleStyle( dataModuleShape: QrDataModuleShape.square, color: Theme.of(context).textTheme.bodyLarge?.color, ), ), ); } void _openWeb(String url) async { try { final Uri uri = Uri.parse(url); if (await canLaunchUrl(uri)) { await launchUrl(uri); } else { // TODO ("Cannot open URL"); } } catch (exc, trace) { ApplicationLog.error('Failed to open URL: ' + exc.toString(), additional: 'URL: ${url}', trace: trace); } } }