From f9642b02308882142981d3636ad6cdf39dd9f1a6 Mon Sep 17 00:00:00 2001
From: marco <marco@skup.in>
Date: Thu, 18 Jun 2026 19:01:00 +0200
Subject: [PATCH] extended logic of alarm interface

---
 lib/model/alarm.dart          | 26 ++++++++++++++++++++++++++
 lib/model/location_alarm.dart |  1 +
 lib/model/time_alarm.dart     |  1 +
 3 files changed, 28 insertions(+)

diff --git a/lib/model/alarm.dart b/lib/model/alarm.dart
index a149adf..f8f5844 100644
--- a/lib/model/alarm.dart
+++ b/lib/model/alarm.dart
@@ -1,3 +1,29 @@
+import 'location_alarm.dart';
+import 'time_alarm.dart';
+
 abstract class Alarm {
   String get id;
+  Map<String, dynamic> toJson();
+
+  factory Alarm.fromJson(Map<String, dynamic> json) {
+    if (json.containsKey('triggerAt')) {
+      return TimeAlarm.fromJson(json);
+    }
+
+    if (json.containsKey('location')) {
+      return LocationAlarm.fromJson(json);
+    }
+
+    throw ArgumentError('Unknown alarm type');
+  }
+
+  @override
+  bool operator ==(Object other) {
+    if (other is! Alarm) return false;
+
+    return hashCode == other.hashCode;
+  }
+
+  @override
+  int get hashCode => id.hashCode;
 }
diff --git a/lib/model/location_alarm.dart b/lib/model/location_alarm.dart
index b97b388..bb1b924 100644
--- a/lib/model/location_alarm.dart
+++ b/lib/model/location_alarm.dart
@@ -23,6 +23,7 @@ class LocationAlarm implements Alarm {
     );
   }
 
+  @override
   Map<String, dynamic> toJson() {
     return {
       'id': id,
diff --git a/lib/model/time_alarm.dart b/lib/model/time_alarm.dart
index 39108f7..04a8f5e 100644
--- a/lib/model/time_alarm.dart
+++ b/lib/model/time_alarm.dart
@@ -15,6 +15,7 @@ class TimeAlarm implements Alarm {
     );
   }
 
+  @override
   Map<String, dynamic> toJson() {
     return {'id': id, 'triggerAt': triggerAt.toIso8601String()};
   }