DYN-9958 WebView2 cache folder location

src/DynamoCoreWpf/DynamoCoreWpf.csproj

@@ -569,6 +569,8 @@
       <DependentUpon>Resources.resx</DependentUpon>
     </Compile>
     <Compile Include="UI\CustomSaveFileDialog.cs" />
+    <Compile Include="UI\HostStartup.cs" />
+    <Compile Include="UI\SplashScreenStartupContext.cs" />
     <Compile Include="UI\ToastManager.cs" />
     <Compile Include="UI\GuidedTour\CustomRichTextBox.cs" />
     <Compile Include="UI\GuidedTour\CutOffArea.cs" />

src/DynamoCoreWpf/PublicAPI.Unshipped.txt

@@ -1753,6 +1753,7 @@ Dynamo.UI.Views.SplashScreen.OnRequestDynamicSplashScreen() -> void
 Dynamo.UI.Views.SplashScreen.OnRequestStaticSplashScreen() -> void
 Dynamo.UI.Views.SplashScreen.RequestLaunchDynamo -> System.Action<bool>
 Dynamo.UI.Views.SplashScreen.SplashScreen(bool enableSignInButton = true) -> void
+Dynamo.UI.Views.SplashScreen.SplashScreen(Dynamo.Wpf.UI.SplashScreenStartupContext context, bool enableSignInButton = true) -> void
 Dynamo.UI.Views.SplashScreen.totalLoadingTime -> long
 Dynamo.Utilities.MouseClickManager
 Dynamo.Utilities.MouseClickManager.Click -> System.Windows.Input.MouseButtonEventHandler
@@ -3818,12 +3819,21 @@ Dynamo.Wpf.UI.GuidedTour.UpdateLibraryInteractionsEventHandler
 Dynamo.Wpf.UI.GuidedTour.UpdatePopupLocationEventHandler
 Dynamo.Wpf.UI.GuidedTour.Welcome
 Dynamo.Wpf.UI.GuidedTour.Welcome.Welcome(Dynamo.Wpf.UI.GuidedTour.HostControlInfo host, double width, double height) -> void
+Dynamo.Wpf.UI.HostStartup
+static Dynamo.Wpf.UI.HostStartup.Current.get -> Dynamo.Wpf.UI.SplashScreenStartupContext
+static Dynamo.Wpf.UI.HostStartup.TryInitialize(Dynamo.Wpf.UI.SplashScreenStartupContext context) -> bool
+static Dynamo.Wpf.UI.HostStartup.Reset() -> void
+static Dynamo.Wpf.UI.HostStartup.GetUserDirectory() -> string
 Dynamo.Wpf.UI.MouseBehaviour
 Dynamo.Wpf.UI.MouseBehaviour.MouseBehaviour() -> void
 Dynamo.Wpf.UI.MouseBehaviour.MouseX.get -> double
 Dynamo.Wpf.UI.MouseBehaviour.MouseX.set -> void
 Dynamo.Wpf.UI.MouseBehaviour.MouseY.get -> double
 Dynamo.Wpf.UI.MouseBehaviour.MouseY.set -> void
+Dynamo.Wpf.UI.SplashScreenStartupContext
+Dynamo.Wpf.UI.SplashScreenStartupContext.SplashScreenStartupContext(Dynamo.Models.HostAnalyticsInfo? hostInfo, string userDataFolder) -> void
+Dynamo.Wpf.UI.SplashScreenStartupContext.HostInfo.get -> Dynamo.Models.HostAnalyticsInfo?
+Dynamo.Wpf.UI.SplashScreenStartupContext.UserDataFolder.get -> string
 Dynamo.Wpf.UI.ToastManager
 Dynamo.Wpf.UI.ToastManager.CloseRealTimeInfoWindow() -> void
 Dynamo.Wpf.UI.ToastManager.CreateRealTimeInfoWindow(string content, bool stayOpen = false, string headerText = "", string hyperlinkText = "", System.Uri hyperlinkUri = null, System.Uri fileLinkUri = null) -> void

src/DynamoCoreWpf/UI/HostStartup.cs

@@ -0,0 +1,77 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using System.Threading;
+using Dynamo.Configuration;
+using Dynamo.Utilities;
+
+namespace Dynamo.Wpf.UI
+{
+    /// <summary>
+    /// Provides static methods and properties for initializing and managing the host startup context during application
+    /// launch.
+    /// </summary>
+    /// <remarks><see cref="HostStartup"/> is intended for use during the application's splash screen or early
+    /// startup phase, before other core services are available. It allows initialization of a shared startup context
+    /// and provides access to user-specific directories based on the current host environment.</remarks>
+    public static class HostStartup
+    {
+        private static int _initialized;
+        public static SplashScreenStartupContext? Current { get; private set; }
+
+        /// <summary>
+        /// Initialize the HostStartup with the provided context.
+        /// </summary>
+        /// <param name="context"></param>
+        /// <returns></returns>
+        public static bool TryInitialize(SplashScreenStartupContext context)
+        {
+            if (context == null) return false;
+            if (Interlocked.CompareExchange(ref _initialized, 1, 0) != 0) return false;
+            Current = context;
+            return true;
+        }
+
+        /// <summary>
+        /// Resets the static state of the class to its initial, uninitialized condition.
+        /// </summary>
+        /// <remarks>Call this method to clear any existing state and reinitialize the class as if it had
+        /// not been used.  This is typically used for testing scenarios or to force reinitialization.  This method is
+        /// not thread-safe; ensure that no other threads are accessing the class while calling <see
+        /// cref="Reset"/>.</remarks>
+        public static void Reset()
+        {
+            Current = null;
+            Interlocked.Exchange(ref _initialized, 0);
+        }
+
+        /// <summary>
+        /// Gets the path to the user-specific directory for the current application version.
+        /// </summary>
+        /// <remarks>The returned directory path is versioned based on the application's major and minor
+        /// version numbers.  If user-specific host information is available, the path is constructed using the host's
+        /// user data folder;  otherwise, it defaults to a standard location under the user's application data
+        /// folder.</remarks>
+        /// <returns>A string containing the full path to the user directory for the current application version.  The directory
+        /// may not exist and may need to be created by the caller.</returns>
+        public static string GetUserDirectory()
+        {
+            // we need to use userDataFolder and hostAnalyticsInfo just in SplashScreen because PathManager/PathResolver are not created yet when SplashScreen is launched from a host
+            if (Current != null && !string.IsNullOrEmpty(Current.UserDataFolder) && Current.HostInfo != null)
+            {
+                var version = Current.HostInfo.Value.HostVersion;
+
+                return Path.Combine(Current.UserDataFolder,$"{version.Major}.{version.Minor}");
+            }
+            else
+            {
+                var version = AssemblyHelper.GetDynamoVersion();
+
+                var folder = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
+                return Path.Combine(Path.Combine(folder, Configurations.DynamoAsString, "Dynamo Core"), $"{version.Major}.{version.Minor}");
+            }
+
+        }
+    }
+}

src/DynamoCoreWpf/UI/SplashScreenStartupContext.cs

@@ -0,0 +1,38 @@
+using Dynamo.Models;
+
+namespace Dynamo.Wpf.UI
+{
+    /// <summary>
+    /// Provides contextual information for initializing a splash screen during application startup, including host
+    /// analytics data and the user data folder path.
+    /// </summary>
+    /// <remarks>This context is typically used to supply startup-related information to components that
+    /// display or manage a splash screen. It encapsulates optional host analytics details and the location of the
+    /// user-specific data directory.</remarks>
+    public sealed class SplashScreenStartupContext
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SplashScreenStartupContext"/> class with the specified host
+        /// analytics information and user data folder path.
+        /// </summary>
+        /// <remarks>Use this constructor to provide context information required during the splash screen
+        /// startup process, such as analytics data and the location for user-specific files.</remarks>
+        /// <param name="hostInfo">The analytics information for the host application, or <see langword="null"/> if not available.</param>
+        /// <param name="userDataFolder">The path to the user data folder. If <see langword="null"/>, an empty string is used.</param>
+        public SplashScreenStartupContext(HostAnalyticsInfo ?hostInfo, string userDataFolder)
+        {
+            HostInfo = hostInfo;
+            UserDataFolder = userDataFolder ?? string.Empty;
+        }
+
+        /// <summary>
+        /// Gets information about the host environment for analytics purposes.
+        /// </summary>
+        public HostAnalyticsInfo? HostInfo { get; }
+
+        /// <summary>
+        /// Gets the path to the user data folder.
+        /// </summary>
+        public string UserDataFolder { get; }
+    }
+}

src/DynamoCoreWpf/Views/HomePage/HomePage.xaml.cs

@@ -15,6 +15,7 @@
 using Dynamo.Models;
 using Dynamo.UI.Controls;
 using Dynamo.Utilities;
+using Dynamo.Wpf.UI;
 using Dynamo.Wpf.UI.GuidedTour;
 using Dynamo.Wpf.Utilities;
 using DynamoUtilities;
@@ -137,11 +138,7 @@ private void DynamoViewModel_PropertyChanged(object sender, System.ComponentMode
         /// <returns></returns>
         private static string GetUserDirectory()
         {
-            var version = AssemblyHelper.GetDynamoVersion();
-
-            var folder = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
-            return Path.Combine(Path.Combine(folder, "Dynamo", "Dynamo Core"),
-                            String.Format("{0}.{1}", version.Major, version.Minor));
+            return HostStartup.GetUserDirectory();
         }
 
         private async void UserControl_Loaded(object sender, System.Windows.RoutedEventArgs e)

src/DynamoCoreWpf/Views/PackageManager/Components/PackageManagerWizard/PackageManagerWizard.xaml.cs

@@ -1,29 +1,30 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.Globalization;
 using System.IO;
 using System.Linq;
 using System.Reflection;
 using System.Runtime.InteropServices;
+using System.Text.Json;
+using System.Text.Json.Serialization;
 using System.Threading.Tasks;
 using System.Windows;
 using System.Windows.Controls;
+using Autodesk.DesignScript.Runtime;
+using Dynamo.Models;
+using Dynamo.PackageManager;
+using Dynamo.PackageManager.UI;
 using Dynamo.Utilities;
+using Dynamo.Wpf.UI;
 using Dynamo.Wpf.Utilities;
 using DynamoUtilities;
+using Greg.Requests;
 using Microsoft.Web.WebView2.Core;
 using Microsoft.Web.WebView2.Wpf;
-using Autodesk.DesignScript.Runtime;
-using System.Text.Json;
-using System.Text.Json.Serialization;
-using Dynamo.PackageManager;
-using Dynamo.PackageManager.UI;
 using Newtonsoft.Json;
-using JsonSerializer = System.Text.Json.JsonSerializer;
-using Greg.Requests;
 using Newtonsoft.Json.Linq;
-using Dynamo.Models;
-using System.Globalization;
+using JsonSerializer = System.Text.Json.JsonSerializer;
 
 namespace Dynamo.UI.Views
 {
@@ -1007,11 +1008,7 @@ internal bool ProcessUri(string uri)
         /// <returns></returns>
         private static string GetUserDirectory()
         {
-            var version = AssemblyHelper.GetDynamoVersion();
-
-            var folder = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
-            return Path.Combine(Path.Combine(folder, "Dynamo", "Dynamo Core"),
-                            String.Format("{0}.{1}", version.Major, version.Minor));
+            return HostStartup.GetUserDirectory();
         }
 
         /// <summary>

src/DynamoCoreWpf/Views/SplashScreen/SplashScreen.xaml.cs

@@ -10,11 +10,13 @@
 using Dynamo.Configuration;
 using Dynamo.Controls;
 using Dynamo.Core;
+using Dynamo.Interfaces;
 using Dynamo.Logging;
 using Dynamo.Models;
 using Dynamo.UI.Prompts;
 using Dynamo.Utilities;
 using Dynamo.ViewModels;
+using Dynamo.Wpf.UI;
 using Dynamo.Wpf.Utilities;
 using DynamoUtilities;
 using Greg.AuthProviders;
@@ -150,6 +152,8 @@ public void OnRequestStaticSplashScreen()
             StaticSplashScreenReady?.Invoke();
         }
 
+        internal SplashScreenStartupContext StartupContext { get; }
+
         /// <summary>
         /// Stores the value that indicates if the SignIn Button will be enabled(default) or not
         /// </summary>
@@ -182,6 +186,17 @@ public SplashScreen(bool enableSignInButton = true)
             currentCloseMode = CloseMode.ByOther;
         }
 
+        /// <summary>
+        /// Overloaded Splash Screen Constructor to receive SplashScreenStartupContext information
+        /// </summary>
+        /// <param name="context"></param>
+        /// <param name="enableSignInButton"></param>
+        public SplashScreen(SplashScreenStartupContext context, bool enableSignInButton = true)
+            :this(enableSignInButton)
+        {
+            StartupContext = context;
+        }
+
         protected override void OnClosing(CancelEventArgs e)
         {
             // If we have multiple OnClosing events (ex Clicking the close button multiple times)
@@ -342,11 +357,8 @@ private void DynamoModel_RequestUpdateLoadBarStatus(SplashScreenLoadEventArgs ar
         /// <returns></returns>
         private string GetUserDirectory()
         {
-            var version = AssemblyHelper.GetDynamoVersion();
-
-            var folder = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
-            return Path.Combine(Path.Combine(folder, Configurations.DynamoAsString, "Dynamo Core"),
-                            String.Format("{0}.{1}", version.Major, version.Minor));
+            return HostStartup.GetUserDirectory();
+
         }
 
         protected override async void OnContentRendered(EventArgs e)