Remove unnessary list refresh

Author: Jack251970

Flow.Launcher.Core/ExternalPlugins/PluginsManifest.cs

@@ -21,7 +21,7 @@ public static class PluginsManifest
 
         public static List<UserPlugin> UserPlugins { get; private set; }
 
-        public static async Task UpdateManifestAsync(CancellationToken token = default, bool usePrimaryUrlOnly = false)
+        public static async Task<bool> UpdateManifestAsync(CancellationToken token = default, bool usePrimaryUrlOnly = false)
         {
             try
             {
@@ -36,6 +36,8 @@ public static async Task UpdateManifestAsync(CancellationToken token = default,
                     {
                         UserPlugins = results;
                         lastFetchedAt = DateTime.Now;
+
+                        return true;
                     }
                 }
             }
@@ -47,6 +49,8 @@ public static async Task UpdateManifestAsync(CancellationToken token = default,
             {
                 manifestUpdateLock.Release();
             }
+
+            return false;
         }
     }
 }

Flow.Launcher/SettingPages/ViewModels/SettingsPanePluginStoreViewModel.cs

@@ -24,8 +24,10 @@ public partial class SettingsPanePluginStoreViewModel : BaseModel
     [RelayCommand]
     private async Task RefreshExternalPluginsAsync()
     {
-        await PluginsManifest.UpdateManifestAsync();
-        OnPropertyChanged(nameof(ExternalPlugins));
+        if (await PluginsManifest.UpdateManifestAsync())
+        {
+            OnPropertyChanged(nameof(ExternalPlugins));
+        }
     }
 
     public bool SatisfiesFilter(PluginStoreItemViewModel plugin)