add - Added duration/results for legacy alarms

---

For legacy alarms, we've added two properties:

  - SnoozeDuration: a TimeSpan instance containing snooze duration
  - SnoozeIn:       a DateTimeOffset instance containing a date/time to snooze

---

Type: add
Breaking: False
Doc Required: False
Backport Required: False
Part: 1/1

VisualCard.Calendar/Parts/Implementations/Legacy/AudioAlarmInfo.cs

@@ -50,6 +50,18 @@ public class AudioAlarmInfo : BaseCalendarPartInfo, IEquatable<AudioAlarmInfo>
         /// </summary>
         public string? AudioResource { get; }
 
+        /// <summary>
+        /// Snooze duration. Throws exception if there is no snooze time, so check accordingly.
+        /// </summary>
+        public TimeSpan SnoozeDuration =>
+            VcardCommonTools.GetDurationSpan(SnoozeTime ?? "").span;
+
+        /// <summary>
+        /// Snooze date/time. Throws exception if there is no snooze time, so check accordingly.
+        /// </summary>
+        public DateTimeOffset SnoozeIn =>
+            VcardCommonTools.GetDurationSpan(SnoozeTime ?? "").result;
+
         internal static BaseCalendarPartInfo FromStringVcalendarStatic(string value, string[] finalArgs, string[] elementTypes, string valueType, Version calendarVersion) =>
             new AudioAlarmInfo().FromStringVcalendarInternal(value, finalArgs, elementTypes, valueType, calendarVersion);
 

VisualCard.Calendar/Parts/Implementations/Legacy/DisplayAlarmInfo.cs

@@ -50,6 +50,18 @@ public class DisplayAlarmInfo : BaseCalendarPartInfo, IEquatable<DisplayAlarmInf
         /// </summary>
         public string? Display { get; }
 
+        /// <summary>
+        /// Snooze duration. Throws exception if there is no snooze time, so check accordingly.
+        /// </summary>
+        public TimeSpan SnoozeDuration =>
+            VcardCommonTools.GetDurationSpan(SnoozeTime ?? "").span;
+
+        /// <summary>
+        /// Snooze date/time. Throws exception if there is no snooze time, so check accordingly.
+        /// </summary>
+        public DateTimeOffset SnoozeIn =>
+            VcardCommonTools.GetDurationSpan(SnoozeTime ?? "").result;
+
         internal static BaseCalendarPartInfo FromStringVcalendarStatic(string value, string[] finalArgs, string[] elementTypes, string valueType, Version calendarVersion) =>
             new DisplayAlarmInfo().FromStringVcalendarInternal(value, finalArgs, elementTypes, valueType, calendarVersion);
 

VisualCard.Calendar/Parts/Implementations/Legacy/MailAlarmInfo.cs

@@ -55,6 +55,18 @@ public class MailAlarmInfo : BaseCalendarPartInfo, IEquatable<MailAlarmInfo>
         /// </summary>
         public string? Note { get; }
 
+        /// <summary>
+        /// Snooze duration. Throws exception if there is no snooze time, so check accordingly.
+        /// </summary>
+        public TimeSpan SnoozeDuration =>
+            VcardCommonTools.GetDurationSpan(SnoozeTime ?? "").span;
+
+        /// <summary>
+        /// Snooze date/time. Throws exception if there is no snooze time, so check accordingly.
+        /// </summary>
+        public DateTimeOffset SnoozeIn =>
+            VcardCommonTools.GetDurationSpan(SnoozeTime ?? "").result;
+
         internal static BaseCalendarPartInfo FromStringVcalendarStatic(string value, string[] finalArgs, string[] elementTypes, string valueType, Version calendarVersion) =>
             new MailAlarmInfo().FromStringVcalendarInternal(value, finalArgs, elementTypes, valueType, calendarVersion);
 

VisualCard.Calendar/Parts/Implementations/Legacy/ProcedureAlarmInfo.cs

@@ -50,6 +50,18 @@ public class ProcedureAlarmInfo : BaseCalendarPartInfo, IEquatable<ProcedureAlar
         /// </summary>
         public string? Procedure { get; }
 
+        /// <summary>
+        /// Snooze duration. Throws exception if there is no snooze time, so check accordingly.
+        /// </summary>
+        public TimeSpan SnoozeDuration =>
+            VcardCommonTools.GetDurationSpan(SnoozeTime ?? "").span;
+
+        /// <summary>
+        /// Snooze date/time. Throws exception if there is no snooze time, so check accordingly.
+        /// </summary>
+        public DateTimeOffset SnoozeIn =>
+            VcardCommonTools.GetDurationSpan(SnoozeTime ?? "").result;
+
         internal static BaseCalendarPartInfo FromStringVcalendarStatic(string value, string[] finalArgs, string[] elementTypes, string valueType, Version calendarVersion) =>
             new ProcedureAlarmInfo().FromStringVcalendarInternal(value, finalArgs, elementTypes, valueType, calendarVersion);