forked from firka/student-legacy
269 lines
11 KiB
Dart
269 lines
11 KiB
Dart
import 'dart:ui';
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import 'package:filcnaplo/api/providers/database_provider.dart';
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import 'package:filcnaplo/api/providers/status_provider.dart';
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import 'package:filcnaplo/api/providers/user_provider.dart';
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import 'package:filcnaplo/database/init.dart';
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import 'package:filcnaplo/models/settings.dart';
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import 'package:filcnaplo/helpers/notification_helper.i18n.dart';
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import 'package:filcnaplo_kreta_api/client/api.dart';
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import 'package:filcnaplo_kreta_api/client/client.dart';
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import 'package:filcnaplo_kreta_api/models/absence.dart';
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import 'package:filcnaplo_kreta_api/models/grade.dart';
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import 'package:filcnaplo_kreta_api/providers/grade_provider.dart';
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import 'package:filcnaplo_kreta_api/providers/timetable_provider.dart';
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import 'package:flutter_local_notifications/flutter_local_notifications.dart' hide Message;
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import 'package:intl/intl.dart';
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import 'package:filcnaplo_kreta_api/models/message.dart';
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class NotificationsHelper {
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late DatabaseProvider database;
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late SettingsProvider settingsProvider;
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late UserProvider userProvider;
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late KretaClient kretaClient;
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FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
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List<T> combineLists<T, K>(List<T> list1, List<T> list2, K Function(T) keyExtractor,) {
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Set<K> uniqueKeys = Set<K>();
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List<T> combinedList = [];
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for (T item in list1) {
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K key = keyExtractor(item);
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if (!uniqueKeys.contains(key)) {
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uniqueKeys.add(key);
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combinedList.add(item);
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}
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}
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for (T item in list2) {
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K key = keyExtractor(item);
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if (!uniqueKeys.contains(key)) {
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uniqueKeys.add(key);
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combinedList.add(item);
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}
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}
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return combinedList;
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}
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@pragma('vm:entry-point')
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void backgroundJob() async {
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// initialize providers
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FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin =
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FlutterLocalNotificationsPlugin();
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database = DatabaseProvider();
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var db = await initDB(database);
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await database.init();
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settingsProvider =
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await database.query.getSettings(database);
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userProvider = await database.query.getUsers(settingsProvider);
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if (userProvider.id != null && settingsProvider.notificationsEnabled) {
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// refresh kreta login
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final status = StatusProvider();
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kretaClient = KretaClient(
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user: userProvider, settings: settingsProvider, status: status);
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kretaClient.refreshLogin();
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if(settingsProvider.notificationsGradesEnabled) gradeNotification();
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if(settingsProvider.notificationsAbsencesEnabled) absenceNotification();
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messageNotification();
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}
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}
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void gradeNotification() async {
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// fetch grades
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GradeProvider gradeProvider = GradeProvider(
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settings: settingsProvider,
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user: userProvider,
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database: database,
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kreta: kretaClient);
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gradeProvider.fetch();
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List<Grade> grades =
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await database.userQuery.getGrades(userId: userProvider.id ?? "");
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DateTime lastSeenGrade =
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await database.userQuery.lastSeenGrade(userId: userProvider.id ?? "");
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// loop through grades and see which hasn't been seen yet
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for (Grade grade in grades) {
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// if grade is not a normal grade (1-5), don't show it
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if ([1, 2, 3, 4, 5].contains(grade.value.value)) {
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// if the grade was added over a week ago, don't show it to avoid notification spam
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if (grade.seenDate.isAfter(lastSeenGrade) && grade.date.difference(DateTime.now()).inDays * -1 < 7) {
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// send notificiation about new grade
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const AndroidNotificationDetails androidNotificationDetails =
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AndroidNotificationDetails('GRADES', 'Jegyek',
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channelDescription: 'Értesítés jegyek beírásakor',
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importance: Importance.max,
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priority: Priority.max,
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color: const Color(0xFF3D7BF4),
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ticker: 'Jegyek');
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const NotificationDetails notificationDetails = NotificationDetails(android: androidNotificationDetails);
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if(userProvider.getUsers().length == 1) {
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await flutterLocalNotificationsPlugin.show(
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grade.id.hashCode,
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"title_grade".i18n,
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"body_grade".i18n.fill([
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grade.value.value.toString(),
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grade.subject.isRenamed &&
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settingsProvider.renamedSubjectsEnabled
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? grade.subject.renamedTo!
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: grade.subject.name
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]),
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notificationDetails);
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} else { // multiple users are added, also display student name
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await flutterLocalNotificationsPlugin.show(
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grade.id.hashCode,
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"title_grade".i18n,
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"body_grade_multiuser".i18n.fill([
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userProvider.displayName!,
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grade.value.value.toString(),
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grade.subject.isRenamed &&
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settingsProvider.renamedSubjectsEnabled
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? grade.subject.renamedTo!
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: grade.subject.name
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]),
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notificationDetails);
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}
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}
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}
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}
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// set grade seen status
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gradeProvider.seenAll();
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}
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void absenceNotification() async {
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// get absences from api
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List? absenceJson = await kretaClient.getAPI(KretaAPI.absences(userProvider.instituteCode ?? ""));
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List<Absence> storedAbsences = await database.userQuery.getAbsences(userId: userProvider.id!);
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if(absenceJson == null) {
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return;
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}
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// format api absences to correct format while preserving isSeen value
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List<Absence> absences = absenceJson.map((e) {
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Absence apiAbsence = Absence.fromJson(e);
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Absence storedAbsence = storedAbsences.firstWhere(
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(stored) => stored.id == apiAbsence.id,
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orElse: () => apiAbsence);
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apiAbsence.isSeen = storedAbsence.isSeen;
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return apiAbsence;
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}).toList();
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List<Absence> modifiedAbsences = [];
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if(absences != storedAbsences) {
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// remove absences that are not new
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absences.removeWhere((element) => storedAbsences.contains(element));
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for(Absence absence in absences) {
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if(!absence.isSeen) {
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absence.isSeen = true;
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modifiedAbsences.add(absence);
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const AndroidNotificationDetails androidNotificationDetails =
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AndroidNotificationDetails('ABSENCES', 'Hiányzások',
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channelDescription: 'Értesítés hiányzások beírásakor',
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importance: Importance.max,
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priority: Priority.max,
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color: const Color(0xFF3D7BF4),
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ticker: 'Hiányzások');
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const NotificationDetails notificationDetails = NotificationDetails(android: androidNotificationDetails);
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if(userProvider.getUsers().length == 1) {
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await flutterLocalNotificationsPlugin.show(
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absence.id.hashCode,
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"title_absence".i18n,
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"body_absence".i18n.fill([
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DateFormat("yyyy-MM-dd").format(absence.date),
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absence.subject.isRenamed &&
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settingsProvider.renamedSubjectsEnabled
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? absence.subject.renamedTo!
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: absence.subject.name
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]),
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notificationDetails);
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} else {
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await flutterLocalNotificationsPlugin.show(
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absence.id.hashCode,
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"title_absence".i18n,
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"body_absence_multiuser".i18n.fill([
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userProvider.displayName!,
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DateFormat("yyyy-MM-dd").format(absence.date),
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absence.subject.isRenamed &&
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settingsProvider.renamedSubjectsEnabled
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? absence.subject.renamedTo!
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: absence.subject.name
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]),
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notificationDetails);
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}
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}
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}
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}
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// combine modified absences and storedabsences list and save them to the database
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List<Absence> combinedAbsences = combineLists(
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modifiedAbsences,
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storedAbsences,
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(Absence absence) => absence.id,
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);
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await database.userStore.storeAbsences(combinedAbsences, userId: userProvider.id!);
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}
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void messageNotification() async {
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// get messages from api
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List? messageJson = await kretaClient.getAPI(KretaAPI.messages("beerkezett"));
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List<Message> storedmessages = await database.userQuery.getMessages(userId: userProvider.id!);
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if(messageJson == null) {
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return;
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}
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// format api messages to correct format while preserving isSeen value
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// Parse messages
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List<Message> messages = [];
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await Future.wait(List.generate(messageJson.length, (index) {
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return () async {
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Map message = messageJson!.cast<Map>()[index];
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Map? innerMessageJson = await kretaClient.getAPI(KretaAPI.message(message["azonosito"].toString()));
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if (innerMessageJson != null) messages.add(Message.fromJson(innerMessageJson, forceType: MessageType.inbox));
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}();
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}));
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for(Message message in messages) {
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for(Message storedMessage in storedmessages) {
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if(message.id == storedMessage.id) {
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message.isSeen = storedMessage.isSeen;
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}
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}
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}
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List<Message> modifiedmessages = [];
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if(messages != storedmessages) {
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// remove messages that are not new
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messages.removeWhere((element) => storedmessages.contains(element));
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for(Message message in messages) {
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if(!message.isSeen) {
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message.isSeen = true;
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modifiedmessages.add(message);
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const AndroidNotificationDetails androidNotificationDetails =
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AndroidNotificationDetails('MESSAGES', 'Üzenetek',
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channelDescription: 'Értesítés kapott üzenetekkor',
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importance: Importance.max,
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priority: Priority.max,
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color: const Color(0xFF3D7BF4),
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ticker: 'Üzenetek');
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const NotificationDetails notificationDetails = NotificationDetails(android: androidNotificationDetails);
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if(userProvider.getUsers().length == 1) {
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await flutterLocalNotificationsPlugin.show(
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message.id.hashCode,
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message.author,
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message.content.replaceAll(RegExp(r'<[^>]*>'), ''),
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notificationDetails);
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} else {
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await flutterLocalNotificationsPlugin.show(
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message.id.hashCode,
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"(${userProvider.displayName!}) ${message.author}",
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message.content.replaceAll(RegExp(r'<[^>]*>'), ''),
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notificationDetails);
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}
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}
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}
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}
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// combine modified messages and storedmessages list and save them to the database
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List<Message> combinedmessages = combineLists(
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modifiedmessages,
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storedmessages,
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(Message message) => message.id,
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);
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await database.userStore.storeMessages(combinedmessages, userId: userProvider.id!);
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}
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}
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