Calendar rendering.

Wino.Mail.WinUI/Controls/Calendar/CalendarItemAccessor.cs

@@ -0,0 +1,14 @@
+using System;
+using Wino.Calendar.ViewModels.Data;
+
+namespace Wino.Calendar.Controls;
+
+internal static class CalendarItemAccessor
+{
+    public static bool TryGetTimeRange(CalendarItemViewModel item, out DateTimeOffset start, out DateTimeOffset end)
+    {
+        start = new DateTimeOffset(item.StartDate);
+        end = new DateTimeOffset(item.EndDate);
+        return end > start;
+    }
+}