import 'dart:convert'; import 'dart:io'; import 'package:flutter/material.dart'; import 'package:flutter/services.dart'; import 'package:flutter_local_notifications/flutter_local_notifications.dart'; import 'package:flutter_localizations/flutter_localizations.dart'; import 'package:flutter_native_timezone/flutter_native_timezone.dart'; import 'package:flutter_secure_storage/flutter_secure_storage.dart'; import 'package:opencanteen/lang/lang_cz.dart'; import 'package:opencanteen/loginmanager.dart'; import 'package:canteenlib/canteenlib.dart'; import 'package:opencanteen/okna/offline_jidelnicek.dart'; import 'package:opencanteen/okna/welcome.dart'; import 'package:opencanteen/util.dart'; import 'package:path_provider/path_provider.dart'; import 'package:shared_preferences/shared_preferences.dart'; import 'package:intl/intl.dart'; import 'package:timezone/data/latest_all.dart' as tz; import 'package:timezone/timezone.dart' as tz; import 'lang/lang.dart'; import 'lang/lang_en.dart'; import 'okna/jidelnicek.dart'; /* Copyright (C) 2022 Matyáš Caras a přispěvatelé This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ final FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin(); void oznamitPredem(SharedPreferences prefs, tz.Location l) async { String title; String locale = Intl.getCurrentLocale(); switch (locale) { case "cs_CZ": title = LanguageCz().lunchNotif; break; default: title = LanguageEn().lunchNotif; } if (prefs.getBool("offline") ?? false) { // TODO možnost brát z offline dat } else { // bere online var d = await LoginManager.getDetails(); // získat údaje if (d != null) { var c = Canteen(d["url"]!); if (await c.login(d["user"]!, d["pass"]!)) { var jidla = await c.jidelnicekDen(); try { var jidlo = jidla.jidla.singleWhere((element) => element.objednano); var kdy = DateTime.parse(prefs.getString("oznameni_cas")!); const AndroidNotificationDetails androidSpec = AndroidNotificationDetails('opencanteen', 'predobjedem', channelDescription: 'Oznámení o dnešním jídle', importance: Importance.max, priority: Priority.high, ticker: 'today meal'); const IOSNotificationDetails iOSpec = IOSNotificationDetails(presentAlert: true, presentBadge: true); await flutterLocalNotificationsPlugin.zonedSchedule( 0, title, "${jidlo.nazev} - ${jidlo.varianta}", tz.TZDateTime.from( casNaDate( TimeOfDay(hour: kdy.hour, minute: kdy.minute), ), l), const NotificationDetails(android: androidSpec, iOS: iOSpec), androidAllowWhileIdle: true, uiLocalNotificationDateInterpretation: UILocalNotificationDateInterpretation.absoluteTime); } on StateError catch (_) { // nenalezeno } } } } } void main() async { WidgetsFlutterBinding.ensureInitialized(); tz.initializeTimeZones(); var l = tz.getLocation(await FlutterNativeTimezone.getLocalTimezone()); tz.setLocalLocation(l); var prefs = await SharedPreferences.getInstance(); if (prefs.getBool("oznamit") ?? false) { oznamitPredem(prefs, l); } const AndroidInitializationSettings initializationSettingsAndroid = AndroidInitializationSettings('notif_icon'); final IOSInitializationSettings initializationSettingsIOS = IOSInitializationSettings(onDidReceiveLocalNotification: ( int id, String? title, String? body, String? payload, ) async { debugPrint(body); }); final InitializationSettings initializationSettings = InitializationSettings( android: initializationSettingsAndroid, iOS: initializationSettingsIOS, ); await flutterLocalNotificationsPlugin.initialize(initializationSettings, onSelectNotification: (String? payload) async { if (payload != null) { debugPrint('notification payload: $payload'); } }); runApp(const MyApp()); } class MyApp extends StatelessWidget { const MyApp({Key? key}) : super(key: key); @override Widget build(BuildContext context) { return MaterialApp( debugShowCheckedModeBanner: false, localizationsDelegates: const [ AppLocalizationsDelegate(), ...GlobalMaterialLocalizations.delegates ], supportedLocales: const [Locale("cs", ""), Locale("en", "")], title: "OpenCanteen", theme: ThemeData( primarySwatch: Colors.purple, ), darkTheme: ThemeData( brightness: Brightness.dark, primarySwatch: Colors.purple, ), home: const LoginPage(), ); } } class LoginPage extends StatefulWidget { const LoginPage({Key? key}) : super(key: key); @override State createState() => _LoginPageState(); } class _LoginPageState extends State { TextEditingController userControl = TextEditingController(); TextEditingController passControl = TextEditingController(); TextEditingController canteenControl = TextEditingController(); bool rememberMe = false; @override void initState() { super.initState(); LoginManager.getDetails().then((r) async { if (Platform.isIOS) { // žádat o oprávnění na iOS await flutterLocalNotificationsPlugin .resolvePlatformSpecificImplementation< IOSFlutterLocalNotificationsPlugin>() ?.requestPermissions( alert: true, badge: true, sound: true, ); } if (r != null) { // Automaticky přihlásit showDialog( context: context, barrierDismissible: false, builder: (_) => Dialog( child: SizedBox( height: 100, child: Row(children: [ const Padding( padding: EdgeInsets.all(10), child: CircularProgressIndicator(), ), Text(Languages.of(context)!.loggingIn) ]), ), )); var canteen = Canteen(r["url"]!); try { var l = await canteen.login(r["user"]!, r["pass"]!); if (!l) { ScaffoldMessenger.of(context).hideCurrentSnackBar(); ScaffoldMessenger.of(context).showSnackBar( SnackBar( content: Text(Languages.of(context)!.loginFailed), ), ); return; } const storage = FlutterSecureStorage(); var odsouhlasil = await storage.read(key: "oc_souhlas"); if (odsouhlasil == null || odsouhlasil != "ano") { Navigator.pushReplacement( context, MaterialPageRoute( builder: (c) => WelcomeScreen( canteen: canteen, n: flutterLocalNotificationsPlugin))); } else { Navigator.pushReplacement( context, MaterialPageRoute( builder: (context) => JidelnicekPage( canteen: canteen, n: flutterLocalNotificationsPlugin)), ); } } on PlatformException { ScaffoldMessenger.of(context).hideCurrentSnackBar(); ScaffoldMessenger.of(context).showSnackBar( SnackBar( content: Text(Languages.of(context)!.corrupted), ), ); } catch (_) { ScaffoldMessenger.of(context).hideCurrentSnackBar(); ScaffoldMessenger.of(context).showSnackBar( SnackBar( content: Text(Languages.of(context)!.errorContacting), ), ); goOffline(); } } }); } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: Text(Languages.of(context)!.logIn), automaticallyImplyLeading: false, ), body: Center( child: SingleChildScrollView( child: SizedBox( width: MediaQuery.of(context).size.width - 50, child: Column( mainAxisAlignment: MainAxisAlignment.center, children: [ Text( Languages.of(context)!.appName, textAlign: TextAlign.center, style: const TextStyle( fontWeight: FontWeight.bold, fontSize: 40), ), Text( Languages.of(context)!.logIn, textAlign: TextAlign.center, ), TextField( controller: userControl, autofillHints: const [AutofillHints.username], decoration: InputDecoration( labelText: Languages.of(context)!.username), ), TextField( autofillHints: const [AutofillHints.password], decoration: InputDecoration( labelText: Languages.of(context)!.password), controller: passControl, obscureText: true, ), TextField( autofillHints: const [AutofillHints.url], decoration: InputDecoration( labelText: Languages.of(context)!.iCanteenUrl), keyboardType: TextInputType.url, controller: canteenControl, ), Row(mainAxisAlignment: MainAxisAlignment.center, children: [ Switch( value: rememberMe, onChanged: (value) { setState(() { rememberMe = value; }); }), Text(Languages.of(context)!.rememberMe) ]), TextButton( onPressed: () async { if (canteenControl.text.contains("http://")) { // kontrolujeme šifrované spojení var d = await showDialog( context: context, builder: (c) => AlertDialog( title: Text(Languages.of(context)!.warning), content: SingleChildScrollView( child: Text( Languages.of(context)!.httpLogin)), actions: [ TextButton( onPressed: () => Navigator.pop(c, true), child: Text(Languages.of(context)!.yes)), TextButton( onPressed: () => Navigator.pop(c, false), child: Text( Languages.of(context)!.noChange)) ], )); if (!d!) return; } if (!canteenControl.text.startsWith("https://") && !canteenControl.text.startsWith("http://")) { canteenControl.text = "https://" + canteenControl.text; } var canteen = Canteen(canteenControl.text); try { var l = await canteen.login( userControl.text, passControl.text); if (!l) { ScaffoldMessenger.of(context).hideCurrentSnackBar(); ScaffoldMessenger.of(context).showSnackBar( SnackBar( content: Text(Languages.of(context)!.loginFailed), ), ); return; } if (rememberMe) { LoginManager.setDetails(userControl.text, passControl.text, canteenControl.text); } // souhlas const storage = FlutterSecureStorage(); var odsouhlasil = await storage.read(key: "oc_souhlas"); if (odsouhlasil == null || odsouhlasil != "ano") { Navigator.pushReplacement( context, MaterialPageRoute( builder: (c) => WelcomeScreen( canteen: canteen, n: flutterLocalNotificationsPlugin))); } else { Navigator.pushReplacement( context, MaterialPageRoute( builder: (context) => JidelnicekPage( canteen: canteen, n: flutterLocalNotificationsPlugin)), ); } } on PlatformException { ScaffoldMessenger.of(context).hideCurrentSnackBar(); ScaffoldMessenger.of(context).showSnackBar( SnackBar( content: Text(Languages.of(context)!.corrupted), ), ); } on Exception catch (_) { ScaffoldMessenger.of(context).hideCurrentSnackBar(); ScaffoldMessenger.of(context).showSnackBar( SnackBar( content: Text(Languages.of(context)!.errorContacting), ), ); goOffline(); } }, child: Text(Languages.of(context)!.logIn)), ], ), ), ), )); } void goOffline() async { Directory appDocDir = await getApplicationDocumentsDirectory(); var den = DateTime.now(); var soubor = File(appDocDir.path + "/jidelnicek_${den.year}-${den.month}-${den.day}.json"); if (soubor.existsSync()) { // načteme offline jídelníček var input = await soubor.readAsString(); var r = jsonDecode(input); List jidla = []; for (var j in r) { jidla.add(OfflineJidlo( nazev: j["nazev"], varianta: j["varianta"], objednano: j["objednano"], cena: j["cena"], naBurze: j["naBurze"], den: DateTime.parse(j["den"]))); } Navigator.pushReplacement( context, MaterialPageRoute( builder: ((context) => OfflineJidelnicek(jidla: jidla)))); } } } class AppLocalizationsDelegate extends LocalizationsDelegate { const AppLocalizationsDelegate(); @override bool isSupported(Locale locale) => ['cs', 'en'].contains(locale.languageCode); @override Future load(Locale locale) => _load(locale); static Future _load(Locale locale) async { switch (locale.languageCode) { case 'cs': return LanguageCz(); default: return LanguageEn(); } } @override bool shouldReload(LocalizationsDelegate old) => false; }