show Everything service not running in settings

Author: jjw24

Everything/EverythingAPI.cs

@@ -102,6 +102,10 @@ public bool IsFastSortOption(SortOption sortOption)
         {
             var fastSortOptionEnabled = EverythingApiDllImport.Everything_IsFastSort(sortOption);
 
+            // If the Everything service is not running, then this call will incorrectly report 
+            // the state as false. This checks for errors thrown by the api and up to the caller to handle.
+            CheckAndThrowExceptionOnError();
+
             return fastSortOptionEnabled;
         }
 

EverythingSettings.xaml

@@ -4,7 +4,6 @@
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
              xmlns:helper="clr-namespace:Flow.Launcher.Plugin.Everything.Helper"
-             xmlns:vm="clr-namespace:Flow.Launcher.Plugin.Everything.ViewModels"
              mc:Ignorable="d" 
              Loaded="View_Loaded"
              d:DesignHeight="300" d:DesignWidth="426.4">
@@ -70,7 +69,7 @@
         </ComboBox>
 
         <TextBlock Name ="tbFastSortWarning"  Grid.Row="4" Grid.Column="2" Margin="10 5 10 0" TextAlignment="Left"
-                   Text="{DynamicResource flowlauncher_plugin_everything_nonfastsort_warning}"
+                   Text="{Binding GetSortOptionWarningMessage}"
                    Visibility ="{Binding FastSortWarningVisibility}"
                    Foreground="Orange" TextWrapping="Wrap" />
     </Grid>

EverythingSettings.xaml.cs

@@ -79,7 +79,10 @@ private void onSelectionChange(object sender, SelectionChangedEventArgs e)
         {
             // on load, tbFastSortWarning control will not have been loaded yet
             if (tbFastSortWarning is not null)
+            {
                 tbFastSortWarning.Visibility = vm.FastSortWarningVisibility;
+                tbFastSortWarning.Text = vm.GetSortOptionWarningMessage;
+            }
         }
     }
 }

Languages/en.xaml

@@ -2,7 +2,7 @@
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                     xmlns:system="clr-namespace:System;assembly=mscorlib">
 
-    <system:String x:Key="flowlauncher_plugin_everything_is_not_running">Everything Service is not running</system:String>
+    <system:String x:Key="flowlauncher_plugin_everything_is_not_running">Warning: Everything service is not running</system:String>
     <system:String x:Key="flowlauncher_plugin_everything_query_error">Error while querying Everything</system:String>
     <system:String x:Key="flowlauncher_plugin_everything_copied">Copied</system:String>
     <system:String x:Key="flowlauncher_plugin_everything_canot_start">Can’t start {0}</system:String>

Main.cs

@@ -377,7 +377,7 @@ public List<Result> LoadContextMenus(Result selectedResult)
 
         public Control CreateSettingPanel()
         {
-            return new EverythingSettings(_settings, new SettingsViewModel(_api, _settings));
+            return new EverythingSettings(_settings, new SettingsViewModel(_api, _settings, _context));
         }
     }
 }

ViewModels/SettingsViewModel.cs

@@ -7,16 +7,50 @@ public class SettingsViewModel
     {
         private readonly IEverythingApi api;
 
+        private readonly PluginInitContext context;
+
         private Settings settings;
-        public SettingsViewModel(IEverythingApi api, Settings settings)
+
+        public SettingsViewModel(IEverythingApi api, Settings settings, PluginInitContext context)
         {
             this.api = api;
             this.settings = settings;
+            this.context = context;
         }
 
         public Visibility FastSortWarningVisibility
         {
-            get => api.IsFastSortOption(settings.SortOption)? Visibility.Hidden : Visibility.Visible;
+            get 
+            {
+                try
+                {
+                    return api.IsFastSortOption(settings.SortOption) ? Visibility.Hidden : Visibility.Visible;
+                }
+                catch (IPCErrorException)
+                {
+                    // this error occurs if the Everything service is not running, in this instance show the warning and
+                    // update the message to let user know in the settings panel.
+                    return Visibility.Visible;
+                }
+            }
+        }
+
+        public string GetSortOptionWarningMessage
+        {
+            get
+            {
+                try
+                {
+                    // this method is used to determine if Everything service is running because as at Everything v1.4.1
+                    // the sdk does not provide a dedicated interface to determine if it is running.
+                    return api.IsFastSortOption(settings.SortOption) ? string.Empty
+                        : context.API.GetTranslation("flowlauncher_plugin_everything_nonfastsort_warning");
+                }
+                catch (IPCErrorException)
+                {
+                    return context.API.GetTranslation("flowlauncher_plugin_everything_is_not_running");
+                }
+            }
         }
 
         public SortOption[] GetSortOptions