bugfix form portal licensing

mersadk · May 16, 2024 · 13e9a27 · 13e9a27
1 parent c6ca327
commit 13e9a27
Showing 1 changed file with 25 additions and 1 deletion.
diff --git a/DWSIM.ProFeatures/FormPortal.cs b/DWSIM.ProFeatures/FormPortal.cs
@@ -14,6 +14,8 @@
 using DWSIM.ExtensionMethods;
 using Microsoft.Win32;
 using System.Text.RegularExpressions;
+using System.Threading;
+using Timer = System.Windows.Forms.Timer;
 
 namespace DWSIM.ProFeatures
 {
@@ -36,6 +38,8 @@ public FormPortal()
 
             FileManagementService.GetInstance().OnFileSavedToDashboard += FileManagementService_FileSavedToDashboard;
             UserService.GetInstance().OnUserLoggedIn += UserService_OnUserLoggedIn;
+
+            Disposed += OnDispose;
         }
         public void SetFlowsheet(IFlowsheet fs)
         {
@@ -56,6 +60,21 @@ private void FormPortal_Load(object sender, EventArgs e)
 
         }
 
+        private void OnDispose(object sender, EventArgs e)
+        {
+            try
+            {
+                UserService.GetInstance().OnUserLoggedIn -= UserService_OnUserLoggedIn;
+                FileManagementService.GetInstance().OnFileSavedToDashboard -= FileManagementService_FileSavedToDashboard;
+            }
+            catch (Exception)
+            {
+
+
+            }
+
+        }
+
         public async Task OnInitialize()
         {
             // Debugger.Launch();
@@ -139,8 +158,11 @@ private async void SaveStartupActionAndRedirect()
             }
         }
 
+        private static SemaphoreSlim __licenseRequestLock = new SemaphoreSlim(1);
+
         private async Task<LicenseResponseModel> GetLicenseInfo()
         {
+            await __licenseRequestLock.WaitAsync();
 
             string url = $"{DashboardSettings.DashboardServiceUrl}/api/licensing/license-info";
             var token = UserService.GetInstance().GetUserToken();
@@ -175,8 +197,10 @@ private async Task<LicenseResponseModel> GetLicenseInfo()
             }
             finally
             {
+                __licenseRequestLock.Release();
                 IsLoadingLicenseInfo = false;
             }
+
             return null;
         }
 
@@ -382,7 +406,7 @@ private void saveToDashboardBtn_Click(object sender, EventArgs e)
         }
 
         private void registerLabel_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
-        {        
+        {
             Process.Start("https://simulate365.com/registration/");
         }
     }