more search fixes

ErsatzTV.Application/MediaItems/Queries/GetAggregateMediaItemsHandler.cs

@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
@@ -25,7 +26,7 @@ namespace ErsatzTV.Application.MediaItems.Queries
             if (!string.IsNullOrEmpty(request.SearchString))
             {
                 allItems = allItems.Filter(
-                    i => i.Metadata?.Title.ToLowerInvariant().Contains(request.SearchString.ToLowerInvariant()) ==
+                    i => i.Metadata?.Title.Contains(request.SearchString, StringComparison.OrdinalIgnoreCase) ==
                          true);
             }
 

ErsatzTV/Pages/PlayoutEditor.razor

@@ -49,10 +49,10 @@
     }
 
     private Task<IEnumerable<ChannelViewModel>> SearchChannels(string value) =>
-        _channels.Filter(c => $"{c.Number} - {c.Name}".ToLowerInvariant().Contains(value ?? string.Empty)).AsTask();
+        _channels.Filter(c => $"{c.Number} - {c.Name}".Contains(value ?? string.Empty, StringComparison.OrdinalIgnoreCase)).AsTask();
 
     private Task<IEnumerable<ProgramScheduleViewModel>> SearchProgramSchedules(string value) =>
-        _programSchedules.Filter(c => c.Name.ToLowerInvariant().StartsWith(value ?? string.Empty)).AsTask();
+        _programSchedules.Filter(c => c.Name.Contains(value ?? string.Empty, StringComparison.OrdinalIgnoreCase)).AsTask();
 
 
     private async Task HandleSubmitAsync()

ErsatzTV/Pages/ScheduleItemsEditor.razor

@@ -170,7 +170,7 @@
     }
 
     private Task<IEnumerable<MediaCollectionViewModel>> SearchMediaCollections(string value) =>
-        _mediaCollections.Filter(c => c.Name.ToLowerInvariant().Contains((value ?? string.Empty).ToLowerInvariant())).AsTask();
+        _mediaCollections.Filter(c => c.Name.Contains(value ?? string.Empty, StringComparison.OrdinalIgnoreCase)).AsTask();
 
     private async Task SaveChanges()
     {