Fix logic & Improve code quality

Author: Jack251970

Flow.Launcher.Core/Plugin/PluginManager.cs

@@ -533,7 +533,7 @@ public static List<PluginPair> GetAllInitializedPlugins(bool containFailed)
             else
             {
                 return [.. _allInitializedPlugins.Values
-                    .Where(p => !IsInitFailed(p.Metadata.ID))];
+                    .Where(p => !_initFailedPlugins.ContainsKey(p.Metadata.ID))];
             }
         }
 
@@ -596,11 +596,24 @@ public static bool IsHomePlugin(string id)
 
         #endregion
 
-        #region Check Init Failed
+        #region Check Initializing or Init Failed
 
-        public static bool IsInitFailed(string id)
+        public static bool IsInitializingOrInitFailed(string id)
         {
-            return _initFailedPlugins.ContainsKey(id);
+            // Id does not exist in loaded plugins
+            if (!_allLoadedPlugins.Any(x => x.Metadata.ID == id)) return false;
+
+            // Plugin initialized already
+            if (_allInitializedPlugins.ContainsKey(id))
+            {
+                // Check if the plugin initialization failed
+                return _initFailedPlugins.ContainsKey(id);
+            }
+            // Plugin is still initializing
+            else
+            {
+                return true;
+            }
         }
 
         #endregion

Flow.Launcher/ViewModel/PluginViewModel.cs

@@ -121,7 +121,7 @@ public double PluginSearchDelayTime
         public Control BottomPart2 => IsExpanded ? _bottomPart2 ??= new InstalledPluginDisplayBottomData() : null;
 
         public bool HasSettingControl =>
-            !PluginManager.IsInitFailed(PluginPair.Metadata.ID) && // Do not show setting panel for init failed plugins
+            !PluginManager.IsInitializingOrInitFailed(PluginPair.Metadata.ID) && // Do not show setting panel for initializing or init failed plugins
             PluginPair.Plugin is ISettingProvider &&
             (PluginPair.Plugin is not JsonRPCPluginBase jsonRPCPluginBase || // Is not JsonRPC plugin
             jsonRPCPluginBase.NeedCreateSettingPanel()); // Is JsonRPC plugin and need to create setting panel