feat: dokončit oznámení před obědem

2022-06-08 17:12:44 +02:00 · 2022-06-08 17:12:44 +02:00 · 93a453463d
parent e7c41fd124
commit 93a453463d
11 changed files with 195 additions and 129 deletions
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@ -47,12 +47,12 @@ android {
    }

    defaultConfig {
-        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "cz.hernikplays.opencanteen"
        minSdkVersion 18
        targetSdkVersion flutter.targetSdkVersion
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
+        multiDexEnabled true
    }

      signingConfigs {
@ -76,4 +76,6 @@ flutter {

 dependencies {
    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation 'com.android.support:multidex:1.0.3'
+    implementation 'androidx.appcompat:appcompat:1.3.1'
 }
--- a/android/app/src/main/res/drawable/notif_icon.xml
+++ b/android/app/src/main/res/drawable/notif_icon.xml
@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp"
+    android:height="48dp"
+    android:viewportWidth="48"
+    android:viewportHeight="48"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M8.25,42 L6.15,39.9 27.15,18.9Q26.05,16.5 26.65,13.925Q27.25,11.35 29.5,9.1Q31.75,6.9 34.95,6.275Q38.15,5.65 40.2,7.7Q42.3,9.8 41.625,12.95Q40.95,16.1 38.6,18.5Q36.55,20.6 34.025,21.25Q31.5,21.9 29.3,20.95L25.95,24.3L41.55,39.9L39.45,42L23.85,26.4ZM14.5,24.45 L8.55,18.5Q6,15.95 5.9,12.45Q5.8,8.95 8.2,6.25L20.45,18.5Z"/>
+</vector>
--- a/lib/main.dart
+++ b/lib/main.dart
@ -1,11 +1,11 @@
 import 'dart:convert';
 import 'dart:io';

-import 'package:background_fetch/background_fetch.dart';
 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';
@ -16,6 +16,8 @@ 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';
@ -41,20 +43,18 @@ Copyright (C) 2022  Matyáš Caras a přispěvatelé
 final FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
    FlutterLocalNotificationsPlugin();

-void oznamitPredem(SharedPreferences prefs, {Languages? l}) async {
+void oznamitPredem(SharedPreferences prefs, tz.Location l) async {
  String title;
-  if (l == null) {
-    String locale = Intl.getCurrentLocale();
-    switch (locale) {
-      case "cs_CZ":
-        title = LanguageCz().lunchNotif;
-        break;
-      default:
-        title = LanguageEn().lunchNotif;
-    }
-  } else {
-    title = l.lunchNotif;
+
+  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 {
@ -66,21 +66,28 @@ void oznamitPredem(SharedPreferences prefs, {Languages? l}) async {
        var jidla = await c.jidelnicekDen();
        try {
          var jidlo = jidla.jidla.singleWhere((element) => element.objednano);
-          var ted = TimeOfDay.now();
-          var kdy = prefs.getString("oznameni_cas");
-          var cas = TimeOfDay.fromDateTime(DateTime.parse(kdy!));
-          if (ted.hour == cas.hour && ted.minute == cas.minute) {
-            const AndroidNotificationDetails androidPlatformChannelSpecifics =
+          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 NotificationDetails platformChannelSpecifics =
-              NotificationDetails(android: androidPlatformChannelSpecifics);
-          await flutterLocalNotificationsPlugin.show(
-              0, title, "${jidlo.nazev} - ${jidlo.varianta}", platformChannelSpecifics);
-          }
+          const IOSNotificationDetails iOSpec =
+              IOSNotificationDetails(presentAlert: true, presentBadge: true);
+          await flutterLocalNotificationsPlugin.zonedSchedule(
+              0,
+              title,
+              "${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
        }
@ -89,46 +96,29 @@ void oznamitPredem(SharedPreferences prefs, {Languages? l}) async {
  }
 }

-// Pouze pro Android
-void backgroundFetchHeadlessTask(HeadlessTask task) async {
-  String taskId = task.taskId;
-  bool isTimeout = task.timeout;
-  if (isTimeout) {
-    // Timeout
-    debugPrint("[BackgroundFetch] Headless task má time-out: $taskId");
-    BackgroundFetch.finish(taskId);
-    return;
-  }
-  var prefs = await SharedPreferences.getInstance();
-  debugPrint('[BackgroundFetch] Přišel headless event.');
-
-  if (prefs.getBool("oznamit") ?? false) {
-    // Oznámení před obědem
-    oznamitPredem(prefs);
-  }
-  BackgroundFetch.finish(taskId);
-}
-
 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');

-  /// Note: permissions aren't requested here just to demonstrate that can be
-  /// done later
  final IOSInitializationSettings initializationSettingsIOS =
-      IOSInitializationSettings(
-          requestAlertPermission: false,
-          requestBadgePermission: false,
-          requestSoundPermission: false,
-          onDidReceiveLocalNotification: (
-            int id,
-            String? title,
-            String? body,
-            String? payload,
-          ) async {
-            debugPrint(body);
-          });
+      IOSInitializationSettings(onDidReceiveLocalNotification: (
+    int id,
+    String? title,
+    String? body,
+    String? payload,
+  ) async {
+    debugPrint(body);
+  });

  final InitializationSettings initializationSettings = InitializationSettings(
    android: initializationSettingsAndroid,
@ -141,7 +131,6 @@ void main() async {
    }
  });
  runApp(const MyApp());
-  BackgroundFetch.registerHeadlessTask(backgroundFetchHeadlessTask);
 }

 class MyApp extends StatelessWidget {
@ -182,32 +171,6 @@ class _LoginPageState extends State<LoginPage> {
  TextEditingController canteenControl = TextEditingController();
  bool rememberMe = false;

-  void nastavitPozadi() async {
-    // Configure BackgroundFetch.
-    int status = await BackgroundFetch.configure(
-        BackgroundFetchConfig(
-            minimumFetchInterval: 15,
-            stopOnTerminate: false,
-            enableHeadless: true,
-            requiresBatteryNotLow: false,
-            requiresCharging: false,
-            requiresStorageNotLow: false,
-            requiresDeviceIdle: false,
-            requiredNetworkType: NetworkType.ANY), (String taskId) async {
-      // Callback
-      debugPrint("[BackgroundFetch] Event získán $taskId");
-      var d = await LoginManager.getDetails();
-      if (d != null) {
-        // TODO
-      }
-      BackgroundFetch.finish(taskId);
-    }, (String taskId) async {
-      debugPrint("[BackgroundFetch] TASK TIMEOUT taskId: $taskId");
-      BackgroundFetch.finish(taskId);
-    });
-    debugPrint('[BackgroundFetch] úspěšně nakonfigurováno: $status');
-  }
-
  @override
  void initState() {
    super.initState();
@ -254,19 +217,18 @@ class _LoginPageState extends State<LoginPage> {
          }
          const storage = FlutterSecureStorage();
          var odsouhlasil = await storage.read(key: "oc_souhlas");
-          nastavitPozadi();
          if (odsouhlasil == null || odsouhlasil != "ano") {
            Navigator.pushReplacement(
                context,
                MaterialPageRoute(
-                    builder: (c) => WelcomeScreen(canteen: canteen)));
+                    builder: (c) => WelcomeScreen(
+                        canteen: canteen, n: flutterLocalNotificationsPlugin)));
          } else {
            Navigator.pushReplacement(
              context,
              MaterialPageRoute(
                  builder: (context) => JidelnicekPage(
-                        canteen: canteen,
-                      )),
+                      canteen: canteen, n: flutterLocalNotificationsPlugin)),
            );
          }
        } on PlatformException {
@ -392,7 +354,6 @@ class _LoginPageState extends State<LoginPage> {
                            LoginManager.setDetails(userControl.text,
                                passControl.text, canteenControl.text);
                          }
-                          nastavitPozadi();
                          // souhlas
                          const storage = FlutterSecureStorage();
                          var odsouhlasil =
@ -401,15 +362,16 @@ class _LoginPageState extends State<LoginPage> {
                            Navigator.pushReplacement(
                                context,
                                MaterialPageRoute(
-                                    builder: (c) =>
-                                        WelcomeScreen(canteen: canteen)));
+                                    builder: (c) => WelcomeScreen(
+                                        canteen: canteen,
+                                        n: flutterLocalNotificationsPlugin)));
                          } else {
                            Navigator.pushReplacement(
                              context,
                              MaterialPageRoute(
                                  builder: (context) => JidelnicekPage(
-                                        canteen: canteen,
-                                      )),
+                                      canteen: canteen,
+                                      n: flutterLocalNotificationsPlugin)),
                            );
                          }
                        } on PlatformException {
--- a/lib/okna/burza.dart
+++ b/lib/okna/burza.dart
@ -1,13 +1,16 @@
 import 'package:canteenlib/canteenlib.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:opencanteen/util.dart';

 import '../lang/lang.dart';
 import '../main.dart';

 class BurzaPage extends StatefulWidget {
-  const BurzaPage({Key? key, required this.canteen}) : super(key: key);
+  const BurzaPage({Key? key, required this.canteen, required this.n})
+      : super(key: key);
  final Canteen canteen;
+  final FlutterLocalNotificationsPlugin n;
  @override
  State<BurzaPage> createState() => _BurzaPageState();
 }
@ -112,7 +115,7 @@ class _BurzaPageState extends State<BurzaPage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
-      drawer: drawerGenerator(context, widget.canteen, 3),
+      drawer: drawerGenerator(context, widget.canteen, 3, widget.n),
      appBar: AppBar(
        title: Text(Languages.of(context)!.exchange),
      ),
--- a/lib/okna/jidelnicek.dart
+++ b/lib/okna/jidelnicek.dart
@ -3,6 +3,7 @@ import 'dart:io';

 import 'package:canteenlib/canteenlib.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:opencanteen/okna/nastaveni.dart';
 import 'package:opencanteen/util.dart';
@ -15,8 +16,10 @@ import '../main.dart';
 import 'about.dart';

 class JidelnicekPage extends StatefulWidget {
-  const JidelnicekPage({Key? key, required this.canteen}) : super(key: key);
+  const JidelnicekPage({Key? key, required this.canteen, required this.n})
+      : super(key: key);
  final Canteen canteen;
+  final FlutterLocalNotificationsPlugin n;
  @override
  State<JidelnicekPage> createState() => _JidelnicekPageState();
 }
@ -301,7 +304,8 @@ class _JidelnicekPageState extends State<JidelnicekPage> {
    });
  }

-  void kliknuti(String value, BuildContext context) {
+  void kliknuti(
+      String value, BuildContext context, FlutterLocalNotificationsPlugin n) {
    if (value == Languages.of(context)!.signOut) {
      const storage = FlutterSecureStorage();
      storage.deleteAll();
@ -314,7 +318,7 @@ class _JidelnicekPageState extends State<JidelnicekPage> {
          context, MaterialPageRoute(builder: (c) => const AboutPage()));
    } else if (value == Languages.of(context)!.settings) {
      Navigator.push(
-          context, MaterialPageRoute(builder: (c) => const Nastaveni()));
+          context, MaterialPageRoute(builder: (c) => Nastaveni(n: n)));
    }
  }

@ -365,12 +369,12 @@ class _JidelnicekPageState extends State<JidelnicekPage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
-      drawer: drawerGenerator(context, widget.canteen, 1),
+      drawer: drawerGenerator(context, widget.canteen, 1, widget.n),
      appBar: AppBar(
        title: Text(Languages.of(context)!.menu),
        actions: [
          PopupMenuButton(
-            onSelected: ((String value) => kliknuti(value, context)),
+            onSelected: ((String value) => kliknuti(value, context, widget.n)),
            itemBuilder: (BuildContext context) {
              return {
                Languages.of(context)!.reportBugs,
--- a/lib/okna/nastaveni.dart
+++ b/lib/okna/nastaveni.dart
@ -1,13 +1,22 @@
 import 'dart:io';

+import 'package:canteenlib/canteenlib.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
+import 'package:flutter_native_timezone/flutter_native_timezone.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:shared_preferences/shared_preferences.dart';
+import 'package:timezone/data/latest_all.dart' as tz;
+import 'package:timezone/timezone.dart' as tz;

 import '../lang/lang.dart';
+import '../loginmanager.dart';
+import '../util.dart';

 class Nastaveni extends StatefulWidget {
-  const Nastaveni({Key? key}) : super(key: key);
+  const Nastaveni({Key? key, required this.n}) : super(key: key);
+
+  final FlutterLocalNotificationsPlugin n;

  @override
  State<Nastaveni> createState() => _NastaveniState();
@ -18,7 +27,7 @@ class _NastaveniState extends State<Nastaveni> {
  bool _preskakovatVikend = false;
  bool _kontrolovatTyden = false;
  bool _oznameniObed = false;
-  String? _oznameniCas;
+  TimeOfDay _oznameniCas = TimeOfDay.now();

  void najitNastaveni() async {
    var preferences = await SharedPreferences.getInstance();
@ -27,7 +36,14 @@ class _NastaveniState extends State<Nastaveni> {
      _preskakovatVikend = preferences.getBool("skip") ?? false;
      _kontrolovatTyden = preferences.getBool("tyden") ?? false;
      _oznameniObed = preferences.getBool("oznamit") ?? false;
-      _oznameniCas = preferences.getString("oznameni_cas");
+      var _casStr = preferences.getString("oznameni_cas");
+      if (_casStr == null) {
+        var now = DateTime.now();
+        _oznameniCas = TimeOfDay.fromDateTime(DateTime.now());
+        preferences.setString("oznameni_cas", now.toString());
+      } else {
+        _oznameniCas = TimeOfDay.fromDateTime(DateTime.parse(_casStr));
+      }
    });
  }

@ -99,23 +115,82 @@ class _NastaveniState extends State<Nastaveni> {
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
-                Text(Languages.of(context)!.skipWeekend),
+                Flexible(child: Text(Languages.of(context)!.notifyLunch)),
                Switch(
                    value: _oznameniObed,
                    onChanged: (value) {
                      setState(() {
                        _oznameniObed = value;
-                        zmenitNastaveni("oznamit", value);
+                        zmenitNastaveni("oznamit",
+                            value); // TODO: změnit pouze s uloženými údaji
                      });
                    })
              ],
            ),
            Text(Languages.of(context)!.notifyAt),
-            TimePickerDialog(
-              initialTime: (_oznameniCas == null)
-                  ? TimeOfDay.now()
-                  : TimeOfDay.fromDateTime(DateTime.parse(_oznameniCas!)),
-            )
+            TextButton(
+                style: ButtonStyle(
+                    textStyle: MaterialStateProperty.all(TextStyle(
+                        color: (_oznameniObed) ? Colors.grey : Colors.purple))),
+                onPressed: () async {
+                  if (_oznameniObed) {
+                    var cas = await showTimePicker(
+                        context: context, initialTime: _oznameniCas);
+                    if (cas != null) {
+                      var prefs = await SharedPreferences.getInstance();
+                      prefs.setString(
+                          "oznameni_cas",
+                          casNaDate(cas)
+                              .toString()); // aktualizovat vybraný čas
+                      var d = await LoginManager.getDetails(); // získat údaje
+                      if (d != null) {
+                        // Nové oznámení
+                        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);
+
+                            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);
+                            debugPrint(casNaDate(cas).toString());
+                            var l = tz.getLocation(
+                                await FlutterNativeTimezone.getLocalTimezone());
+                            await widget.n.zonedSchedule(
+                                // Vytvoří nové oznámení pro daný čas a datum
+                                0,
+                                Languages.of(context)!.lunchNotif,
+                                "${jidlo.nazev} - ${jidlo.varianta}",
+                                tz.TZDateTime.from(casNaDate(cas), l),
+                                const NotificationDetails(
+                                    android: androidSpec, iOS: iOSpec),
+                                androidAllowWhileIdle: true,
+                                uiLocalNotificationDateInterpretation:
+                                    UILocalNotificationDateInterpretation
+                                        .absoluteTime);
+                          } on StateError catch (_) {
+                            // nenalezeno
+                          }
+                        }
+                      }
+                    }
+                    setState(() {
+                      _oznameniCas = cas ?? _oznameniCas;
+                    });
+                  }
+                },
+                child: Text(
+                    "${(_oznameniCas.hour < 10 ? "0" : "") + _oznameniCas.hour.toString()}:${(_oznameniCas.minute < 10 ? "0" : "") + _oznameniCas.minute.toString()}")),
          ],
        ),
      )),
--- a/lib/okna/offline_jidelnicek.dart
+++ b/lib/okna/offline_jidelnicek.dart
@ -87,9 +87,6 @@ class _OfflineJidelnicekState extends State<OfflineJidelnicek> {
    } else if (value == Languages.of(context)!.about) {
      Navigator.push(
          context, MaterialPageRoute(builder: (c) => const AboutPage()));
-    } else if (value == Languages.of(context)!.settings) {
-      Navigator.push(
-          context, MaterialPageRoute(builder: (c) => const Nastaveni()));
    }
  }

@ -111,7 +108,6 @@ class _OfflineJidelnicekState extends State<OfflineJidelnicek> {
            itemBuilder: (BuildContext context) {
              return {
                Languages.of(context)!.reportBugs,
-                Languages.of(context)!.settings,
                Languages.of(context)!.about,
                Languages.of(context)!.signOut
              }.map((String choice) {
--- a/lib/okna/welcome.dart
+++ b/lib/okna/welcome.dart
@ -1,14 +1,17 @@
 import 'package:canteenlib/canteenlib.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:introduction_screen/introduction_screen.dart';
 import 'package:opencanteen/lang/lang.dart';
 import 'package:opencanteen/okna/jidelnicek.dart';

 class WelcomeScreen extends StatefulWidget {
-  const WelcomeScreen({Key? key, required this.canteen}) : super(key: key);
+  const WelcomeScreen({Key? key, required this.canteen, required this.n})
+      : super(key: key);

  final Canteen canteen;
+  final FlutterLocalNotificationsPlugin n;

  @override
  State<WelcomeScreen> createState() => _WelcomeScreenState();
@ -67,7 +70,8 @@ class _WelcomeScreenState extends State<WelcomeScreen> {
          const storage = FlutterSecureStorage();
          await storage.write(key: "oc_souhlas", value: "ano");
          Navigator.of(context).pushReplacement(MaterialPageRoute(
-              builder: (c) => JidelnicekPage(canteen: widget.canteen)));
+              builder: (c) =>
+                  JidelnicekPage(canteen: widget.canteen, n: widget.n)));
        },
      ),
    );
--- a/lib/util.dart
+++ b/lib/util.dart
@ -1,11 +1,13 @@
 import 'package:canteenlib/canteenlib.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:opencanteen/okna/burza.dart';

 import 'lang/lang.dart';
 import 'okna/jidelnicek.dart';

-Drawer drawerGenerator(BuildContext context, Canteen canteen, int p) {
+Drawer drawerGenerator(BuildContext context, Canteen canteen, int p,
+    FlutterLocalNotificationsPlugin n) {
  Drawer drawer = const Drawer();
  switch (p) {
    case 1:
@ -28,7 +30,7 @@ Drawer drawerGenerator(BuildContext context, Canteen canteen, int p) {
              onTap: () => Navigator.push(
                context,
                MaterialPageRoute(
-                  builder: (context) => BurzaPage(canteen: canteen),
+                  builder: (context) => BurzaPage(canteen: canteen, n: n),
                ),
              ),
            ),
@ -50,7 +52,7 @@ Drawer drawerGenerator(BuildContext context, Canteen canteen, int p) {
              onTap: () => Navigator.push(
                  context,
                  MaterialPageRoute(
-                      builder: (c) => JidelnicekPage(canteen: canteen))),
+                      builder: (c) => JidelnicekPage(canteen: canteen, n: n))),
            ),
            ListTile(
              leading: const Icon(Icons.store),
@ -81,3 +83,10 @@ class OfflineJidlo {
      required this.naBurze,
      required this.den});
 }
+
+/// Vytvoří [DateTime] z [TimeOfDay]
+DateTime casNaDate(TimeOfDay c) {
+  var now = DateTime.now();
+  return DateTime.parse(
+      "${now.year}-${(now.month < 10 ? "0" : "") + now.month.toString()}-${(now.day < 10 ? "0" : "") + now.day.toString()} ${(c.hour < 10 ? "0" : "") + c.hour.toString()}:${(c.minute < 10 ? "0" : "") + c.minute.toString()}:00");
+}
--- a/pubspec.lock
+++ b/pubspec.lock
@ -22,13 +22,6 @@ packages:
      url: "https://pub.dartlang.org"
    source: hosted
    version: "2.8.2"
-  background_fetch:
-    dependency: "direct main"
-    description:
-      name: background_fetch
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.1.0"
  canteenlib:
    dependency: "direct main"
    description:
@ -144,6 +137,13 @@ packages:
    description: flutter
    source: sdk
    version: "0.0.0"
+  flutter_native_timezone:
+    dependency: "direct main"
+    description:
+      name: flutter_native_timezone
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
  flutter_secure_storage:
    dependency: "direct main"
    description:
@ -421,7 +421,7 @@ packages:
    source: hosted
    version: "1.2.0"
  timezone:
-    dependency: transitive
+    dependency: "direct main"
    description:
      name: timezone
      url: "https://pub.dartlang.org"
--- a/pubspec.yaml
+++ b/pubspec.yaml
@ -23,7 +23,8 @@ dependencies:
  shared_preferences: ^2.0.13
  introduction_screen: ^3.0.1
  flutter_local_notifications: ^9.5.3+1
-  background_fetch: ^1.1.0
+  timezone: ^0.8.0
+  flutter_native_timezone: ^2.0.0

 dev_dependencies:
  flutter_lints: ^1.0.0