Implemented alarm status and testing methods matching Android functionality:
isAlarmScheduled():
- Checks if notification is scheduled for given trigger time
- Searches pending notifications for matching trigger date
- Uses 1-minute tolerance for time comparison
- Returns scheduled status and triggerAtMillis
getNextAlarmTime():
- Gets the next scheduled notification time
- Finds earliest scheduled daily notification
- Returns scheduled status and triggerAtMillis (or just scheduled: false)
testAlarm():
- Schedules test notification for testing purposes
- Defaults to 5 seconds from now (configurable)
- Creates test notification with title and body
- Returns scheduled status, secondsFromNow, and triggerAtMillis
- Useful for verifying notification delivery works
iOS Adaptations:
- Uses UNCalendarNotificationTrigger for scheduling
- Searches pending notifications to check status
- Date component matching for precise scheduling
Progress: 30/52 methods implemented (58% complete)
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