Add more notification settings

lib/class/abstract_Place.dart

@@ -1,9 +1,11 @@
 import 'package:flutter/material.dart';
+import 'package:foss_warn/class/class_notificationPreferences.dart';
+import 'package:foss_warn/enums/WarningSource.dart';
 import 'package:foss_warn/services/saveAndLoadSharedPreferences.dart';
 import 'package:provider/provider.dart';
 
+import '../enums/Severity.dart';
 import '../main.dart';
-import '../services/listHandler.dart';
 import '../services/updateProvider.dart';
 import 'class_NotificationService.dart';
 import 'class_WarnMessage.dart';
@@ -13,17 +15,23 @@ abstract class Place {
   List<WarnMessage> _warnings = [];
   String eTag = "";
 
-  Place({required String name, required List<WarnMessage> warnings, required String eTag}) : _warnings = warnings, _name = name {
+  Place(
+      {required String name,
+      required List<WarnMessage> warnings,
+      required String eTag})
+      : _warnings = warnings,
+        _name = name {
     eTag = eTag;
   }
 
   String get name => _name;
-  int get countWarnings=> this.warnings.length;
+  int get countWarnings => this.warnings.length;
   List<WarnMessage> get warnings => _warnings;
 
   // control the list for warnings
   void addWarningToList(WarnMessage warnMessage) => _warnings.add(warnMessage);
-  void removeWarningFromList(WarnMessage warnMessage) => _warnings.remove(warnMessage);
+  void removeWarningFromList(WarnMessage warnMessage) =>
+      _warnings.remove(warnMessage);
 
   // check if all warnings in `warnings` are
   // also in the alreadyReadWarnings list
@@ -43,7 +51,7 @@ abstract class Place {
   bool checkIfThereIsAWarningToNotify() {
     for (WarnMessage myWarning in _warnings) {
       if (!myWarning.notified &&
-          notificationSettingsImportance.contains(myWarning.severity)) {
+          _checkIfEventShouldBeNotified(myWarning.source, myWarning.severity)) {
         // there is min. one warning without notification
         return true;
       }
@@ -55,13 +63,16 @@ abstract class Place {
   Future<void> sendNotificationForWarnings() async {
     for (WarnMessage myWarnMessage in _warnings) {
       print(myWarnMessage.headline);
-      print("Read: " + myWarnMessage.read.toString()  + " notified " + myWarnMessage.notified.toString());
-      print("should notify? :" +
-          ((!myWarnMessage.read && !myWarnMessage.notified) &&
-                  _checkIfEventShouldBeNotified(myWarnMessage.event))
-              .toString());
+      //print("Read: " + myWarnMessage.read.toString()  + " notified " + myWarnMessage.notified.toString());
+      /*print("should notify? :" +
+          (_checkIfEventShouldBeNotified(
+                  myWarnMessage.source, myWarnMessage.severity))
+              .toString());c*/
+      //(!myWarnMessage.read && !myWarnMessage.notified) &&
+
       if ((!myWarnMessage.read && !myWarnMessage.notified) &&
-          _checkIfEventShouldBeNotified(myWarnMessage.event)) {
+          _checkIfEventShouldBeNotified(
+              myWarnMessage.source, myWarnMessage.severity)) {
         // Alert is not already read or shown as notification
         // set notified to true to avoid sending notification twice
         myWarnMessage.notified = true;
@@ -86,6 +97,7 @@ abstract class Place {
   void markAllWarningsAsRead(BuildContext context) {
     for (WarnMessage myWarnMessage in _warnings) {
       myWarnMessage.read = true;
+      NotificationService.cancelOneNotification(myWarnMessage.identifier.hashCode);
     }
     final updater = Provider.of<Update>(context, listen: false);
     updater.updateReadStatusInList();
@@ -94,7 +106,7 @@ abstract class Place {
 
   /// set the read and notified status from all warnings to false
   /// used for debug purpose
-  /// @context to update view
+  /// [@context] to update view
   void resetReadAndNotificationStatusForAllWarnings(BuildContext context) {
     for (WarnMessage myWarnMessage in _warnings) {
       myWarnMessage.read = false;
@@ -105,18 +117,25 @@ abstract class Place {
     saveMyPlacesList();
   }
 
-  /// return [true] or false if the warning should be irgnored or not
-  /// The event could be listed in the map notificationEventsSettings.
-  /// if it is listed in the map, return the stored value for the event
-  /// If not return as default true
-  bool _checkIfEventShouldBeNotified(String event) {
-    if (userPreferences.notificationEventsSettings[event] != null) {
-      print(event + " " + userPreferences.notificationEventsSettings[event]!.toString());
-      return userPreferences.notificationEventsSettings[event]!;
-    } else {
-      return true;
-    }
-  }
+  /// Return [true] if the user wants a notification - [false] if not.
+  ///
+  /// The source should be listed in the List notificationSourceSettings.
+  /// check if the user wants to be notified for
+  /// the given source and the given severity
+  ///
+  /// example:
+  ///
+  /// Warning severity | Notification setting | notification?   <br>
+  /// Moderate (2)     | Minor (3)            | 3 >= 2 => true  <br>
+  /// Minor (3)        | Moderate (2)         | 2 >= 3 => false
+  bool _checkIfEventShouldBeNotified(WarningSource source, Severity severity) {
+    NotificationPreferences notificationSourceSetting = userPreferences
+        .notificationSourceSettings
+        .firstWhere((element) => element.warningSource == source);
 
-  Map<String, dynamic> toJson();
+    return notificationSourceSetting.disabled == false &&
+        Severity.getIndexFromSeverity(
+                notificationSourceSetting.notificationLevel) >=
+            Severity.getIndexFromSeverity(severity);
+  }
 }

lib/class/class_NotificationService.dart

@@ -2,6 +2,7 @@ import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:foss_warn/services/translateAndColorizeWarning.dart';
 import 'package:rxdart/rxdart.dart';
 import 'package:flutter/material.dart';
+
 ///
 /// ID 2: Status notification
 /// ID 3: No Places selected warning
@@ -14,16 +15,13 @@ class NotificationService {
   static Future _notificationsDetails(String channel) async {
     return NotificationDetails(
         android: AndroidNotificationDetails(
-          'foss_warn_notifications_' + channel.trim().toLowerCase(),
+          'de.nucleus.foss_warn.notifications_' + channel.trim().toLowerCase(),
           "Warnstufe: " + translateWarningSeverity(channel),
-          channelDescription:
-              'FOSS Warn notifications for ' + channel.trim().toLowerCase(),
           groupKey: "FossWarnWarnings",
-          category: AndroidNotificationCategory.alarm,
-          importance: Importance.max,
+          category: AndroidNotificationCategory.message,
           priority: Priority.max,
 
-          //enable multiline notification
+          // enable multiline notification
           styleInformation: BigTextStyleInformation(''),
           color: Colors.red, // makes the icon red,
           ledColor: Colors.red,
@@ -36,7 +34,7 @@ class NotificationService {
   static Future _statusNotificationsDetails() async {
     return NotificationDetails(
         android: AndroidNotificationDetails(
-          'foss_warn_status',
+          'de.nucleus.foss_warn.notifications_state',
           'Statusanzeige',
           channelDescription: 'Status der Hintergrund Updates',
           groupKey: "FossWarnService",
@@ -141,21 +139,74 @@ class NotificationService {
 
       // init the different notifications channels
       try {
-        await androidNotificationPlugin.createNotificationChannel(
-            AndroidNotificationChannel(
-                "foss_warn_notifications_minor", "Warnstufe: Gering"));
+        await androidNotificationPlugin.createNotificationChannelGroup(
+            AndroidNotificationChannelGroup(
+                "de.nucleus.foss_warn.notifications_emergency_information",
+                "Gefahreninformationen",
+                description: "Benachrichtigungen zu Gefahrenmeldungen"));
+
+        await androidNotificationPlugin.createNotificationChannelGroup(
+            AndroidNotificationChannelGroup(
+                "de.nucleus.foss_warn.notifications_other", "Sonstiges",
+                description: "Sonstige Benachrichtigungen"));
+
+        await androidNotificationPlugin
+            .createNotificationChannel(AndroidNotificationChannel(
+          "de.nucleus.foss_warn.notifications_minor",
+          "Warnstufe: Gering",
+          description:
+              "Warnung vor einer Beeinträchtigung des normalen Tagesablaufs.",
+          groupId: "de.nucleus.foss_warn.notifications_emergency_information",
+          importance: Importance.max,
+        ));
 
-        await androidNotificationPlugin.createNotificationChannel(
-            AndroidNotificationChannel(
-                "foss_warn_notifications_moderate", "Warnstufe: Mittel"));
+        await androidNotificationPlugin
+            .createNotificationChannel(AndroidNotificationChannel(
+          "de.nucleus.foss_warn.notifications_moderate",
+          "Warnstufe: Moderat",
+          description:
+              "Eine Warnung vor einer starken Beeinträchtigung des normalen Tagesablaufs.",
+          groupId: "de.nucleus.foss_warn.notifications_emergency_information",
+          importance: Importance.max,
+        ));
+
+        await androidNotificationPlugin
+            .createNotificationChannel(AndroidNotificationChannel(
+          "de.nucleus.foss_warn.notifications_severe",
+          "Warnstufe: Schwer",
+          description:
+              "Eine Warnung vor einer Gefahr, die ihre Gesundheit, ihr Eigentum und/oder öffentliche Infrastruktur beeinträchtigen kann.",
+          groupId: "de.nucleus.foss_warn.notifications_emergency_information",
+          importance: Importance.max,
+        ));
 
-        await androidNotificationPlugin.createNotificationChannel(
-            AndroidNotificationChannel(
-                "foss_warn_notifications_severe", "Warnstufe: Schwer"));
+        await androidNotificationPlugin
+            .createNotificationChannel(AndroidNotificationChannel(
+          "de.nucleus.foss_warn.notifications_extreme",
+          "Warnstufe: Extrem",
+          description:
+              "Eine Warnung vor einer Gefahr, die sich kurzfristig signifikant auf ihre Gesundheit, ihr Eigentum und/oder öffentliche Infrastruktur auswirken kann.",
+          groupId: "de.nucleus.foss_warn.notifications_emergency_information",
+          importance: Importance.max,
+        ));
+
+        await androidNotificationPlugin
+            .createNotificationChannel(AndroidNotificationChannel(
+          "de.nucleus.foss_warn.notifications_state",
+          "Statusanzeige",
+          description: "Zeit den aktuellen Status der Hintergrundupdates an.",
+          groupId: "de.nucleus.foss_warn.notifications_other",
+          importance: Importance.low,
+        ));
 
-        await androidNotificationPlugin.createNotificationChannel(
-            AndroidNotificationChannel(
-                "foss_warn_notifications_extreme", "Warnstufe: Extrem"));
+        await androidNotificationPlugin
+            .createNotificationChannel(AndroidNotificationChannel(
+          "de.nucleus.foss_warn.notifications_other",
+          "Sonstiges",
+          description: "Sonstige Benachrichtigungen",
+          groupId: "de.nucleus.foss_warn.notifications_other",
+          importance: Importance.defaultImportance,
+        ));
       } catch (e) {
         print("Error while creating notification channels: " + e.toString());
       }
@@ -179,12 +230,12 @@ class NotificationService {
 
   Future<void> cleanUpNotificationChannels() async {
     List<String> channelIds = [];
-    channelIds.add("foss_warn_notifications_minor");
-    channelIds.add("foss_warn_notifications_severe");
-    channelIds.add("foss_warn_notifications_moderate");
-    channelIds.add("foss_warn_notifications_extreme");
-    channelIds.add("foss_warn_status");
-    channelIds.add("foss_warn_notifications_other");
+    channelIds.add("de.nucleus.foss_warn.notifications_minor");
+    channelIds.add("de.nucleus.foss_warn.notifications_moderate");
+    channelIds.add("de.nucleus.foss_warn.notifications_severe");
+    channelIds.add("de.nucleus.foss_warn.notifications_extreme");
+    channelIds.add("de.nucleus.foss_warn.notifications_state");
+    channelIds.add("de.nucleus.foss_warn.notifications_other");
 
     print("[android notification channels]");
     List<AndroidNotificationChannel>? temp =
@@ -229,7 +280,7 @@ class NotificationService {
 
     if (activeNotifications!.length == 2 &&
         activeNotifications
-            .any((element) => element.channelId == "foss_warn_status")) {
+            .any((element) => element.channelId == "de.nucleus.foss_warn.notifications_state")) {
       if (activeNotifications[0].id == 0) {
         // summery notification has id 0
         cancelOneNotification(0);

lib/class/class_WarnMessage.dart

@@ -1,3 +1,5 @@
+import 'package:foss_warn/enums/WarningSource.dart';
+
 import '../enums/Certainty.dart';
 import '../enums/Severity.dart';
 import 'class_Area.dart';
@@ -6,7 +8,7 @@ import '../services/createAreaListFromJson.dart';
 class WarnMessage {
   final String identifier;
   final String publisher;
-  final String source;
+  final WarningSource source;
   final String sender;
   final String sent;
   final String status;
@@ -62,7 +64,7 @@ class WarnMessage {
     return WarnMessage(
         identifier: json['identifier'],
         publisher: json['publisher'],
-        source: json['source'],
+        source: WarningSource.fromString(json['source'].toString()),
         sender: json['sender'],
         sent: json['sent'],
         status: json['status'],
@@ -94,7 +96,7 @@ class WarnMessage {
       String publisher, List<Area> areaList) {
     print("Neue WarnMessage wird angelegt...");
     return WarnMessage(
-        source: provider,
+        source: WarningSource.fromString(provider),
         identifier: json["identifier"] ?? "?",
         sender: json["sender"] ?? "?",
         sent: json["sent"] ?? "?",
@@ -104,7 +106,7 @@ class WarnMessage {
         category: json["info"][0]["category"][0] ?? "?",
         event: json["info"][0]["event"] ?? "?",
         urgency: json["info"][0]["urgency"] ?? "?",
-        severity: getSeverity(json["info"][0]["severity"].toString().toLowerCase()),
+        severity: Severity.fromString(json["info"][0]["severity"].toString().toLowerCase()),
         certainty: getCertainty(json["info"][0]["certainty"].toString().toLowerCase()),
         effective: json["info"][0]["effective"] ?? "",
         onset: json["info"][0]["onset"] ?? "",
@@ -126,7 +128,7 @@ class WarnMessage {
   factory WarnMessage.fromJsonAlertSwiss(Map<String, dynamic> json,
       List<Area> areaList, String instructions, String license) {
     return WarnMessage(
-        source: "Alert Swiss",
+        source: WarningSource.alertSwiss,
         identifier: json["identifier"] ?? "?",
         sender: json["sender"] ?? "?",
         sent: json["sent"] ?? "?",
@@ -136,16 +138,16 @@ class WarnMessage {
         category: json["event"] ?? "?", // missing
         event: json["event"] ?? "?",
         urgency: "?",
-        severity: getSeverity(json["severity"]),
+        severity: Severity.fromString(json["severity"]),
         certainty: getCertainty(""), // missing
         effective: "", // missing
         onset: json["onset"] ?? "", // m
         expires: json["expires"] ?? "", // m
-        headline: json["title"] ?? "?",
-        description: json["description"] ?? "",
+        headline: json["title"]["title"] ?? "?",
+        description: json["description"]["description"] ?? "",
         instruction: instructions,
         publisher: license,
-        contact: json["contact"] ?? "",
+        contact: json["contact"]["contact"] ?? "",
         web: json["link"] ?? "",
         areaList: areaList,
         notified: false,

lib/class/class_alarmManager.dart

@@ -22,7 +22,7 @@ class AlarmManager {
     final int isolateId = Isolate.current.hashCode;
     print("[$now] Call APIs! isolate=$isolateId function='$callback'");
 
-    await checkForMyPlacesWarnings(true, true);
+    await checkForMyPlacesWarnings(true);
     print("Call APIs executed");
   }
 

lib/class/class_notificationPreferences.dart

@@ -0,0 +1,26 @@
+import 'package:foss_warn/enums/Severity.dart';
+import 'package:foss_warn/enums/WarningSource.dart';
+
+/// to store the chosen notificationLevel for a warningSource
+class NotificationPreferences {
+  Severity notificationLevel;
+  bool disabled;
+  WarningSource warningSource;
+
+  NotificationPreferences(
+      {required this.warningSource, required this.notificationLevel, this.disabled = false});
+
+  factory NotificationPreferences.fromJson(Map<String, dynamic> json) {
+    return NotificationPreferences(
+        warningSource: WarningSource.fromString(json['warningSource'].toString()),
+        disabled: json['disabled'],
+        notificationLevel:
+            Severity.fromJson(json['notificationLevel']));
+  }
+
+  Map<String, dynamic> toJson() => {
+    'notificationLevel': notificationLevel.toJson(),
+    'disabled': disabled,
+    'warningSource': warningSource.toJson(),
+  };
+}