Implement alarm sound

model/alarm.go

@@ -250,6 +250,25 @@ func DeleteAlarmSingle(db *LevelDBStorage, alarm *AlarmSingle) (err error) {
 	return db.delete(fmt.Sprintf("alarm-single-%s", alarm.Id.ToString()))
 }
 
+func RemoveOldAlarmsSingle(db *LevelDBStorage) error {
+	alarms, err := GetAlarmsSingle(db)
+	if err != nil {
+		return err
+	}
+
+	now := time.Now()
+	for _, alarm := range alarms {
+		if now.After(time.Time(alarm.Time)) {
+			err = DeleteAlarmSingle(db, alarm)
+			if err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}
+
 type AlarmException struct {
 	Id      Identifier `json:"id"`
 	Start   *Date      `json:"start"`