Single synchronizer for calendar and mail.

Wino.Core.Domain/Entities/Calendar/CalendarItem.cs

@@ -1,10 +1,12 @@
 using System;
+using Itenso.TimePeriod;
 using SQLite;
 using Wino.Core.Domain.Enums;
+using Wino.Core.Domain.Interfaces;
 
 namespace Wino.Core.Domain.Entities.Calendar
 {
-    public class CalendarItem
+    public class CalendarItem : ICalendarItem
     {
         [PrimaryKey]
         public Guid Id { get; set; }
@@ -20,5 +22,8 @@ namespace Wino.Core.Domain.Entities.Calendar
         public DateTimeOffset CreatedAt { get; set; }
         public DateTimeOffset UpdatedAt { get; set; }
         public Guid CalendarId { get; set; }
+
+        [Ignore]
+        public TimeRange Period => new TimeRange(StartTime.Date, EndTime.Date);
     }
 }