import 'dart:convert'; import 'dart:io'; import 'package:canteenlib/canteenlib.dart'; import 'package:flutter/material.dart'; import 'package:flutter_secure_storage/flutter_secure_storage.dart'; import 'package:opencanteen/main.dart'; import 'package:opencanteen/okna/login.dart'; import 'package:opencanteen/okna/nastaveni.dart'; import 'package:opencanteen/pw/platformbutton.dart'; import 'package:opencanteen/pw/platformdialog.dart'; import 'package:opencanteen/util.dart'; import 'package:package_info_plus/package_info_plus.dart'; import 'package:path_provider/path_provider.dart'; import 'package:shared_preferences/shared_preferences.dart'; import 'package:url_launcher/url_launcher.dart'; import 'package:flutter_gen/gen_l10n/app_localizations.dart'; class MealView extends StatefulWidget { const MealView({Key? key, required this.canteen}) : super(key: key); final Canteen canteen; @override State createState() => _MealViewState(); } class _MealViewState extends State { List content = [const CircularProgressIndicator()]; DateTime day = DateTime.now(); String dayOWeek = ""; double balance = 0.0; void checkWeek(BuildContext context) async { if (settings.checkOrdered) { // Check if user has ordered a meal in the next week var pristi = day.add(const Duration(days: 6)); for (var i = 0; i < 5; i++) { var jidelnicek = await widget.canteen .jidelnicekDen(den: pristi.add(Duration(days: i + 1))); if (jidelnicek.jidla.isNotEmpty && !jidelnicek.jidla.any((element) => element.objednano == true)) { if (!mounted) break; ScaffoldMessenger.of(context).hideCurrentSnackBar(); ScaffoldMessenger.of(context).showSnackBar( SnackBar( content: Text(AppLocalizations.of(context)!.noOrder), duration: const Duration(seconds: 5), action: SnackBarAction( onPressed: () => setState( () { day = pristi.add(Duration(days: i + 1)); loadMeals(); }, ), label: AppLocalizations.of(context)!.jump, ), ), ); break; } } } } Future loadMeals() async { content = [const CircularProgressIndicator()]; switch (day.weekday) { case 2: dayOWeek = AppLocalizations.of(context)!.tuesday; break; case 3: dayOWeek = AppLocalizations.of(context)!.wednesday; break; case 4: dayOWeek = AppLocalizations.of(context)!.thursday; break; case 5: dayOWeek = AppLocalizations.of(context)!.friday; break; case 6: dayOWeek = AppLocalizations.of(context)!.saturday; break; case 7: dayOWeek = AppLocalizations.of(context)!.sunday; break; default: dayOWeek = AppLocalizations.of(context)!.monday; } Uzivatel uzivatel; try { uzivatel = await widget.canteen.ziskejUzivatele(); } catch (e) { if (!widget.canteen.prihlasen) { Navigator.pushReplacement( context, platformRouter((c) => const LoginPage())); } return; } balance = uzivatel.kredit; var jd = await widget.canteen.jidelnicekDen(den: day).catchError((_) { showInfo(context, AppLocalizations.of(context)!.errorContacting); return Jidelnicek(DateTime.now(), []); }); setState( () { content = []; if (jd.jidla.isEmpty) { content.add(Text( AppLocalizations.of(context)!.noFood, style: const TextStyle(fontSize: 15), )); } else { for (var j in jd.jidla) { content.add( Padding( padding: const EdgeInsets.only(top: 15), child: InkWell( child: Row( mainAxisAlignment: MainAxisAlignment.spaceBetween, children: [ Text(j.varianta), const SizedBox(width: 10), Flexible( child: Text( j.nazev, ), ), Text((j.naBurze) ? AppLocalizations.of(context)!.inExchange : "${j.cena} Kč"), Checkbox( value: j.objednano, fillColor: (j.lzeObjednat) ? MaterialStateProperty.all(Colors.purple) : MaterialStateProperty.all(Colors.grey), onChanged: (v) async { if (!j.lzeObjednat) { showDialog( context: context, builder: (context) { return PlatformDialog( title: AppLocalizations.of(context)! .errorOrdering, content: AppLocalizations.of(context)!.cannotOrder, actions: [ PlatformButton( text: AppLocalizations.of(context)!.ok, onPressed: () { Navigator.of(context).pop(); }, ) ], ); }, ); } else { showDialog( context: context, barrierDismissible: false, builder: (_) => Dialog( child: SizedBox( height: 100, child: Row( children: [ const Padding( padding: EdgeInsets.all(10), child: CircularProgressIndicator(), ), Text(AppLocalizations.of(context)! .ordering) ], ), ), ), ); widget.canteen.objednat(j).then((_) { Navigator.of(context, rootNavigator: true).pop(); loadMeals(); }).catchError( (o) { Navigator.of(context, rootNavigator: true) .pop(); showDialog( context: context, builder: (bc) => PlatformDialog( title: AppLocalizations.of(context)! .errorOrdering, content: o.toString(), actions: [ PlatformButton( text: AppLocalizations.of(context)!.close, onPressed: () { Navigator.pop(bc); }, ) ], ), ); }, ); } }, ) ], ), onTap: () async { if (!j.lzeObjednat) { showDialog( context: context, builder: (context) { return PlatformDialog( title: AppLocalizations.of(context)!.errorOrdering, content: AppLocalizations.of(context)!.cannotOrder, actions: [ PlatformButton( text: AppLocalizations.of(context)!.ok, onPressed: () { Navigator.of(context).pop(); }, ) ], ); }, ); } else { showDialog( context: context, barrierDismissible: false, builder: (_) => Dialog( child: SizedBox( height: 100, child: Row(children: [ const Padding( padding: EdgeInsets.all(10), child: CircularProgressIndicator(), ), Text(AppLocalizations.of(context)!.ordering) ]), ), ), ); widget.canteen.objednat(j).then((_) { Navigator.of(context, rootNavigator: true).pop(); loadMeals(); }).catchError( (o) { Navigator.of(context, rootNavigator: true).pop(); showDialog( context: context, builder: (bc) => PlatformDialog( title: AppLocalizations.of(context)!.errorOrdering, content: o.toString(), actions: [ PlatformButton( text: AppLocalizations.of(context)!.close, onPressed: () { Navigator.pop(bc); }, ) ], ), ); }, ); } }, onLongPress: () async { if (!j.objednano || j.burzaUrl == null) return; if (!j.naBurze) { // if not in exchange, we ask var d = await showDialog( context: context, builder: (bc) => PlatformDialog( title: AppLocalizations.of(context)!.verifyExchange, actions: [ PlatformButton( onPressed: () { Navigator.pop(bc, true); }, text: AppLocalizations.of(context)!.yes, ), PlatformButton( onPressed: () { Navigator.pop(bc, false); }, text: AppLocalizations.of(context)!.no, ), ], ), ); if (d) { widget.canteen .doBurzy(j) .then((_) => loadMeals()) .catchError((o) { showDialog( context: context, builder: (bc) => PlatformDialog( title: AppLocalizations.of(context)!.exchangeError, content: o.toString(), actions: [ PlatformButton( text: AppLocalizations.of(context)!.close, onPressed: () { Navigator.pop(bc); }, ) ], ), ); }); } } else { // else no widget.canteen.doBurzy(j).then((_) => loadMeals()); } }, ), ), ); } } }, ); return; } Future click(String value, BuildContext context) async { if (value == AppLocalizations.of(context)!.signOut) { await showDialog( context: context, builder: (c) => PlatformDialog( title: AppLocalizations.of(context)!.warning, content: AppLocalizations.of(context)!.signOutWarn, actions: [ PlatformButton( onPressed: () { const storage = FlutterSecureStorage(); storage.deleteAll(); Navigator.pushAndRemoveUntil( context, platformRouter((c) => const LoginPage()), (route) => false); }, text: AppLocalizations.of(context)!.yes), PlatformButton( onPressed: () => Navigator.of(context).pop(), text: AppLocalizations.of(context)!.no, ) ], ), ); } else if (value == AppLocalizations.of(context)!.review) { launchUrl( Uri.parse((Platform.isAndroid) ? "market://details?id=cz.hernikplays.opencanteen" : "https://apps.apple.com/cz/app/opencanteen/id1621124445"), mode: LaunchMode.externalApplication); } else if (value == AppLocalizations.of(context)!.reportBugs) { launchUrl(Uri.parse("https://forms.gle/jKN7QeFJwpaApSbC8"), mode: LaunchMode.externalApplication); } else if (value == AppLocalizations.of(context)!.about) { var packageInfo = await PackageInfo.fromPlatform(); if (!mounted) return; showAboutDialog( context: context, applicationName: "OpenCanteen", applicationLegalese: "${AppLocalizations.of(context)!.copyright}\n${AppLocalizations.of(context)!.license}", applicationVersion: packageInfo.version, children: [ PlatformButton( onPressed: (() => launchUrl( Uri.parse("https://git.mnau.xyz/hernik/opencanteen"), mode: LaunchMode.externalApplication)), text: AppLocalizations.of(context)!.source, ) ]); } else if (value == AppLocalizations.of(context)!.settings) { Navigator.push(context, platformRouter((c) => const AndroidNastaveni())); } } void loadSettings() async { if (!mounted) return; checkWeek(context); } void saveOffline() async { if (!settings.saveOffline) return; // clear offline storage Directory appDocDir = await getApplicationDocumentsDirectory(); for (var f in appDocDir.listSync()) { if (f.path.contains("jidelnicek")) { f.deleteSync(); } } var prefs = await SharedPreferences.getInstance(); // save X meal lists var pocet = prefs.getInt("offline_pocet") ?? 1; if (pocet > 7) pocet = 7; for (var i = 0; i < pocet; i++) { var d = day.add(Duration(days: i)); Jidelnicek? j; try { j = await widget.canteen.jidelnicekDen(den: d); } catch (e) { if (!widget.canteen.prihlasen) { if (!mounted) return; ScaffoldMessenger.of(context).hideCurrentSnackBar(); ScaffoldMessenger.of(context).showSnackBar(SnackBar( content: Text(AppLocalizations.of(context)!.errorSaving), duration: const Duration(seconds: 5), )); break; } } var soubor = File( "${appDocDir.path}/jidelnicek_${d.year}-${d.month}-${d.day}.json"); soubor.createSync(); var jidla = []; for (var jidlo in j!.jidla) { jidla.add({ "nazev": jidlo.nazev, "varianta": jidlo.varianta, "objednano": jidlo.objednano, "cena": jidlo.cena, "naBurze": jidlo.naBurze, "den": d.toString() }); } await soubor.writeAsString(json.encode(jidla)); } } @override void didChangeDependencies() { super.didChangeDependencies(); loadSettings(); saveOffline(); loadMeals(); } @override Widget build(BuildContext context) { return Scaffold( drawer: drawerGenerator(context, widget.canteen, 1), appBar: AppBar( title: Text(AppLocalizations.of(context)!.menu), actions: [ PopupMenuButton( onSelected: ((String value) => click(value, context)), itemBuilder: (BuildContext context) { return { AppLocalizations.of(context)!.reportBugs, AppLocalizations.of(context)!.review, AppLocalizations.of(context)!.settings, AppLocalizations.of(context)!.about, AppLocalizations.of(context)!.signOut }.map((String choice) { return PopupMenuItem( value: choice, child: Text(choice), ); }).toList(); }, ), ], ), body: RefreshIndicator( onRefresh: loadMeals, child: Center( child: SizedBox( width: MediaQuery.of(context).size.width - 50, child: Column( children: [ const SizedBox(height: 10), Text("${AppLocalizations.of(context)!.balance}$balance Kč"), Row( mainAxisAlignment: MainAxisAlignment.center, children: [ IconButton( onPressed: () { setState(() { day = day.subtract(const Duration(days: 1)); if (day.weekday == 7 && settings.skipWeekend) { day = day.subtract(const Duration(days: 2)); } loadMeals(); }); }, icon: const Icon(Icons.arrow_left)), PlatformButton( onPressed: () async { var datePicked = await showDatePicker( context: context, initialDate: day, currentDate: day, firstDate: DateTime(2019, 1, 1), lastDate: DateTime(day.year + 1, 12, 31), locale: Localizations.localeOf(context)); if (datePicked == null) return; setState(() { day = datePicked; loadMeals(); }); }, text: "${day.day}. ${day.month}. ${day.year} - $dayOWeek", ), IconButton( onPressed: () { setState(() { day = day.add(const Duration(days: 1)); if (day.weekday == 6 && settings.skipWeekend) { day = day.add(const Duration(days: 2)); } loadMeals(); }); }, icon: const Icon(Icons.arrow_right), ), Tooltip( message: AppLocalizations.of(context)!.todayTooltip, child: IconButton( onPressed: () => setState( () { day = DateTime.now(); loadMeals(); }, ), icon: const Icon(Icons.today), ), ) ], ), SingleChildScrollView( physics: const AlwaysScrollableScrollPhysics(), child: GestureDetector( child: Container( color: Theme.of(context) .colorScheme .onPrimary .withOpacity(0), height: MediaQuery.of(context).size.height / 1.3, child: Column(children: content), ), onHorizontalDragEnd: (details) { if (details.primaryVelocity?.compareTo(0) == -1) { setState(() { day = day.add(const Duration(days: 1)); if (day.weekday == 6 && settings.skipWeekend) { day = day.add(const Duration(days: 2)); } loadMeals(); }); } else { setState( () { day = day.subtract(const Duration(days: 1)); if (day.weekday == 7 && settings.skipWeekend) { day = day.subtract(const Duration(days: 2)); } loadMeals(); }, ); } }, ), ) ], ), ), ), ), ); } }