re-add warning when Windows Index service is off as a search result

Author: jjw24

Plugins/Flow.Launcher.Plugin.Explorer/Exceptions/EngineNotAvailableException.cs

@@ -16,7 +16,8 @@ public class EngineNotAvailableException : Exception
 
     public string? ErrorIcon { get; init; }
 
-    public EngineNotAvailableException(string engineName,
+    public EngineNotAvailableException(
+        string engineName,
         string resolution,
         string message,
         Func<ActionContext, ValueTask<bool>> action = null) : base(message)
@@ -30,7 +31,8 @@ public EngineNotAvailableException(string engineName,
         });
     }
 
-    public EngineNotAvailableException(string engineName,
+    public EngineNotAvailableException(
+        string engineName,
         string resolution,
         string message,
         Exception innerException) : base(message, innerException)

Plugins/Flow.Launcher.Plugin.Explorer/Search/WindowsIndex/WindowsIndex.cs

@@ -70,9 +70,8 @@ private static async IAsyncEnumerable<SearchResult> ExecuteWindowsIndexSearchAsy
             // Initial ordering, this order can be updated later by UpdateResultView.MainViewModel based on history of user selection.
         }
 
-
-
-        internal static IAsyncEnumerable<SearchResult> WindowsIndexSearchAsync(string connectionString,
+        internal static IAsyncEnumerable<SearchResult> WindowsIndexSearchAsync(
+            string connectionString,
             string search,
             CancellationToken token)
         {
@@ -87,21 +86,34 @@ internal static IAsyncEnumerable<SearchResult> WindowsIndexSearchAsync(string co
             {
                 throw new SearchException("Windows Index", e.Message, e);
             }
-            catch (COMException e)
+            catch (COMException)
             {
+                // Occurs because the Windows Indexing (WSearch) is turned off in services and unable to be used by Explorer plugin
+                
+                if (!SearchManager.Settings.WarnWindowsSearchServiceOff)
+                    return AsyncEnumerable.Empty<SearchResult>();
+
                 var api = SearchManager.Context.API;
 
-                throw new EngineNotAvailableException("Windows Index", 
+                throw new EngineNotAvailableException(
+                    "Windows Index",
                     api.GetTranslation("plugin_explorer_windowsSearchServiceFix"),
                     api.GetTranslation("plugin_explorer_windowsSearchServiceNotRunning"),
-                    e)
+                    c =>
+                    {
+                        SearchManager.Settings.WarnWindowsSearchServiceOff = false;
+
+                        // Clears the warning message so user is not mistaken that it has not worked
+                        api.ChangeQuery(string.Empty);
+
+                        return ValueTask.FromResult(false);
+                    })
                 {
                     ErrorIcon = Constants.WindowsIndexErrorImagePath
                 };
             }
         }
 
-
         internal static bool PathIsIndexed(string path)
         {
             try
@@ -116,7 +128,5 @@ internal static bool PathIsIndexed(string path)
                 return false;
             }
         }
-
-
     }
 }

Plugins/Flow.Launcher.Plugin.Explorer/Search/WindowsIndex/WindowsIndexSearchManager.cs

@@ -21,7 +21,8 @@ public WindowsIndexSearchManager(Settings settings)
             QueryHelper = QueryConstructor.CreateQueryHelper();
         }
 
-        private IAsyncEnumerable<SearchResult> WindowsIndexFileContentSearchAsync(ReadOnlySpan<char> querySearchString,
+        private IAsyncEnumerable<SearchResult> WindowsIndexFileContentSearchAsync(
+            ReadOnlySpan<char> querySearchString,
             CancellationToken token)
         {
             if (querySearchString.IsEmpty)
@@ -33,7 +34,8 @@ private IAsyncEnumerable<SearchResult> WindowsIndexFileContentSearchAsync(ReadOn
                 token);
         }
 
-        private IAsyncEnumerable<SearchResult> WindowsIndexFilesAndFoldersSearchAsync(ReadOnlySpan<char> querySearchString,
+        private IAsyncEnumerable<SearchResult> WindowsIndexFilesAndFoldersSearchAsync(
+            ReadOnlySpan<char> querySearchString,
             CancellationToken token = default)
         {
             return WindowsIndex.WindowsIndexSearchAsync(
@@ -42,7 +44,8 @@ private IAsyncEnumerable<SearchResult> WindowsIndexFilesAndFoldersSearchAsync(Re
                 token);
         }
 
-        private IAsyncEnumerable<SearchResult> WindowsIndexTopLevelFolderSearchAsync(ReadOnlySpan<char> search,
+        private IAsyncEnumerable<SearchResult> WindowsIndexTopLevelFolderSearchAsync(
+            ReadOnlySpan<char> search,
             ReadOnlySpan<char> path,
             bool recursive,
             CancellationToken token)