add notification

filcnaplo/lib/helpers/notification_helper.dart

@@ -0,0 +1,59 @@
+import 'dart:math';
+import 'dart:ui';
+
+import 'package:filcnaplo/api/providers/database_provider.dart';
+import 'package:filcnaplo/api/providers/status_provider.dart';
+import 'package:filcnaplo/api/providers/user_provider.dart';
+import 'package:filcnaplo/database/init.dart';
+import 'package:filcnaplo/models/settings.dart';
+import 'package:filcnaplo/helpers/notification_helper.i18n.dart';
+import 'package:filcnaplo/theme/colors/accent.dart';
+import 'package:filcnaplo_kreta_api/client/client.dart';
+import 'package:filcnaplo_kreta_api/models/category.dart';
+import 'package:filcnaplo_kreta_api/models/grade.dart';
+import 'package:filcnaplo_kreta_api/models/subject.dart';
+import 'package:filcnaplo_kreta_api/providers/grade_provider.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
+
+class NotificationsHelper {
+  void backgroundJob() async {
+    FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
+        FlutterLocalNotificationsPlugin();
+    DatabaseProvider database = DatabaseProvider();
+    var db = await initDB(database);
+    await database.init();
+    SettingsProvider settingsProvider =
+        await database.query.getSettings(database);
+    UserProvider userProvider = await database.query.getUsers(settingsProvider);
+    final status = StatusProvider();
+    final kretaClient = KretaClient(
+        user: userProvider, settings: settingsProvider, status: status);
+    kretaClient.refreshLogin();
+    GradeProvider gradeProvider = GradeProvider(
+        settings: settingsProvider,
+        user: userProvider,
+        database: database,
+        kreta: kretaClient);
+    gradeProvider.fetch();
+    List<Grade> grades =
+        await database.userQuery.getGrades(userId: userProvider.id ?? "");
+    DateTime lastSeenGrade =
+        await database.userQuery.lastSeenGrade(userId: userProvider.id ?? "");
+    for (Grade grade in grades) {
+      if (grade.seenDate.isAfter(lastSeenGrade)) {
+        const AndroidNotificationDetails androidNotificationDetails =
+            AndroidNotificationDetails('GRADES', 'Jegyek',
+                channelDescription: 'Értesítés jegyek beírásakor',
+                importance: Importance.max,
+                priority: Priority.max,
+                color: const Color(0xFF3D7BF4),
+                ticker: 'ticker');
+        const NotificationDetails notificationDetails =
+            NotificationDetails(android: androidNotificationDetails);
+        await flutterLocalNotificationsPlugin.show(
+            Random().nextInt(432234*2), "title".i18n, "body".i18n.fill([grade.value.value.toString(), grade.subject.name.toString()]), notificationDetails);
+            
+      }
+    }
+  }
+}