nav: highlight active dropdown toggle in _LoginPartial

Add ActivePageAny(ViewContext, IEnumerable<string>) so a dropdown
toggle gets the active class + aria-current="page" whenever any of
its children is the current route. Apply it to the Plateforme,
Administration, and account menu toggles.

src/Yavsc.Org/Helpers/PageHelpers.cs

@@ -16,9 +16,31 @@ namespace Yavsc.Server.Helpers
         /// Pass an empty controller (or "Home" with action "Index") to match the site root.
         /// </summary>
         public static IHtmlContent ActivePage(this ViewContext viewContext, string controller, string action = null)
+        {
+            return MatchesCurrent(viewContext, controller, action)
+                ? ActiveMarker()
+                : HtmlString.Empty;
+        }
+
+        /// <summary>
+        /// Returns "active" aria-current="page" when the current route targets any of
+        /// the given controllers. Useful for highlighting a dropdown toggle whose
+        /// children span several controllers.
+        /// </summary>
+        public static IHtmlContent ActivePageAny(this ViewContext viewContext, IEnumerable<string> controllers)
+        {
+            if (controllers == null) return HtmlString.Empty;
+            foreach (var c in controllers)
+            {
+                if (MatchesCurrent(viewContext, c, null)) return ActiveMarker();
+            }
+            return HtmlString.Empty;
+        }
+
+        private static bool MatchesCurrent(ViewContext viewContext, string controller, string action)
         {
             var route = viewContext?.RouteData.Values;
-            if (route == null) return HtmlString.Empty;
+            if (route == null) return false;
 
             var currentController = route["controller"] as string;
             var currentAction = route["action"] as string;
@@ -32,24 +54,18 @@ namespace Yavsc.Server.Helpers
                 || (string.Equals(controller, "Home", cmp)
                     && (action == null || string.Equals(action, "Index", cmp)));
 
-            bool isCurrent;
             if (isHome)
             {
-                isCurrent = string.IsNullOrEmpty(currentController)
+                return string.IsNullOrEmpty(currentController)
                     || string.Equals(currentController, "Home", cmp)
                         && (currentAction == null || string.Equals(currentAction, "Index", cmp));
             }
-            else
+            return string.Equals(currentController, controller, cmp)
-            {
+                && (action == null || string.Equals(currentAction, action, cmp));
-                isCurrent = string.Equals(currentController, controller, cmp)
-                    && (action == null || string.Equals(currentAction, action, cmp));
-            }
-
-            return isCurrent
-                ? (IHtmlContent)new HtmlString("active\" aria-current=\"page")
-                : HtmlString.Empty;
         }
 
+        private static IHtmlContent ActiveMarker() => new HtmlString("active\" aria-current=\"page");
+
         public static List<SelectListItem> CreateSelectListItems<T> (this IStringLocalizer<T>  localisation, Type enumType, object selectedValue =null)
         {
             string selectedName = (selectedValue != null) ? enumType.GetEnumName(selectedValue) : null;

src/Yavsc.Org/Views/Shared/_LoginPartial.cshtml

@@ -5,9 +5,12 @@
 @if (Context.User?.Identity?.IsAuthenticated ?? false)
 {
     string userName = User.GetUserName();
+    var plateformeControllers = new[] { "Bug", "HyperLink", "Feature" };
+    var administrationControllers = new[] { "Administration", "Announces", "Activity", "CommandForms", "Notifications", "SIRENExceptions", "Client", "MailingTemplate" };
+    var accountMenuControllers = new[] { "Manage", "Grants", "Device", "Diagnostics", "Account" };
 
         <li class="nav-item dropdown">
-            <a class="nav-link dropdown-toggle" href="#" id="dropdown04" data-bs-toggle="dropdown" aria-expanded="false">Plateforme</a>
+            <a class="nav-link dropdown-toggle @PageHelpers.ActivePageAny(ViewContext, plateformeControllers)" href="#" id="dropdown04" data-bs-toggle="dropdown" aria-expanded="false">Plateforme</a>
             <ul class="dropdown-menu" aria-labelledby="dropdown04">
                 <li><a class="dropdown-item @PageHelpers.ActivePage(ViewContext, "Bug")" asp-controller="Bug" asp-action="Index">Bugs</a></li>
                 <li><a class="dropdown-item @PageHelpers.ActivePage(ViewContext, "HyperLink")" asp-controller="HyperLink" asp-action="Index">HyperLink</a></li>
@@ -16,7 +19,7 @@
         </li>
         @if (User.IsInMsRole(YavscConstants.AdminGroupName)) {
         <li class="nav-item dropdown">
-            <a class="nav-link dropdown-toggle" href="#" id="dropdown05" data-bs-toggle="dropdown" aria-expanded="false">
+            <a class="nav-link dropdown-toggle @PageHelpers.ActivePageAny(ViewContext, administrationControllers)" href="#" id="dropdown05" data-bs-toggle="dropdown" aria-expanded="false">
                 Administration
             </a>
             <ul class="dropdown-menu" aria-labelledby="dropdown05">
@@ -31,7 +34,7 @@
             </ul>
         </li>}
     <li class="nav-item dropdown">
-         <a class="nav-link dropdown-toggle" href="#" id="dropdown04" data-bs-toggle="dropdown" aria-expanded="false">Hello @userName!</a>
+         <a class="nav-link dropdown-toggle @PageHelpers.ActivePageAny(ViewContext, accountMenuControllers)" href="#" id="dropdown04" data-bs-toggle="dropdown" aria-expanded="false">Hello @userName!</a>
         <ul class="dropdown-menu">
             <li>
         <a class="dropdown-item @PageHelpers.ActivePage(ViewContext, "Manage")" asp-controller="Manage" asp-action="Index" title="Manage">