Merge pull request #3 from jasonnator/fix-MultiSelectionEngine

fix MultiSelectionEngine
yurkinh · Nov 26, 2023 · 44397d5 · 44397d5
2 parents fa8687f + 832d7f9
commit 44397d5
Showing 1 changed file with 11 additions and 4 deletions.
diff --git a/src/Plugin.Maui.Calendar/Shared/Controls/ViewLayoutEngines/MultiSelectionEngine.cs b/src/Plugin.Maui.Calendar/Shared/Controls/ViewLayoutEngines/MultiSelectionEngine.cs
@@ -1,4 +1,4 @@
-using System.Collections;
+using System.Collections;
 using System.Globalization;
 using Plugin.Maui.Calendar.Controls.Interfaces;
 using Plugin.Maui.Calendar.Models;
@@ -16,9 +16,16 @@ public MultiSelectionEngine()
 
     public string GetSelectedDateText(string selectedDateTextFormat, CultureInfo culture)
     {
-        return _selectedDates
-            .Select(item => item.ToString(selectedDateTextFormat, culture))
-            .Aggregate((a, b) => $"{a}, {b}");
+        string dates = "";
+        if (_selectedDates?.Any(item => item > DateTime.MinValue) == true)
+        {
+            dates = _selectedDates
+                .Where(item => item > DateTime.MinValue)
+                .Select(item => item.ToString(selectedDateTextFormat, culture))
+                .Aggregate((a, b) => $"{a}, {b}");
+        }
+
+        return dates ?? string.Empty;
     }
 
     public bool TryGetSelectedEvents(EventCollection allEvents, out ICollection selectedEvents)