TD-3223 Showing console '404' error when removing the delegate from activity and clicking browser back button

Author: sherif-olaboye

DigitalLearningSolutions.Web/Controllers/TrackingSystem/Delegates/DelegateProgressController.cs

@@ -275,10 +275,8 @@ public IActionResult ConfirmRemoveFromCourse(
         )
         {
             var progress = progressService.GetDetailedCourseProgress(progressId);
-            if (progress == null)
-            {
-                return StatusCode((int)HttpStatusCode.Gone);
-            }
+            if (!courseService.DelegateHasCurrentProgress(progressId) || progress == null)
+                return RedirectToAction("StatusCode", "LearningSolutions", new { code = 410 });
 
             var model = new RemoveFromCourseViewModel(
                 progress,
@@ -305,9 +303,7 @@ RemoveFromCourseViewModel model
 
             var progress = progressService.GetDetailedCourseProgress(progressId);
             if (!courseService.DelegateHasCurrentProgress(progressId) || progress == null)
-            {
-                return new NotFoundResult();
-            }
+                return RedirectToAction("StatusCode", "LearningSolutions", new { code = 410 });
 
             courseService.RemoveDelegateFromCourse(
                 progress.DelegateId,