Added StartupPerf view

Author: valdisiljuconoks

DeveloperTools/Controllers/StartupPerfController.cs

@@ -0,0 +1,40 @@
+using System.Collections.Generic;
+using System.Linq;
+using EPiServer.Cms.Shell.UI.Controllers.Internal;
+using EPiServer.DeveloperTools.Models;
+using EPiServer.Framework.Initialization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace EPiServer.DeveloperTools.Controllers;
+
+public class StartupPerfController : BaseController
+{
+    [HttpGet]
+    public ActionResult Index()
+    {
+        var allTimers = TimeMeters.GetAllRegistered();
+
+        // flatten the list
+        var result = new List<TimeMetersModel>();
+        result.AddRange(ConvertToModel(allTimers));
+
+        return View("Index", result.OrderByDescending(t => t.ElapsedMilliseconds));
+    }
+
+    private IEnumerable<TimeMetersModel> ConvertToModel(IEnumerable<TimeMeters> allTimers)
+    {
+        foreach (var timer in allTimers)
+        {
+            foreach (var counter in timer.Counters)
+            {
+                yield return new TimeMetersModel
+                {
+                    AssemblyName = timer.Owner.Assembly.GetName().Name,
+                    TypeName = timer.Owner.Name,
+                    MethodName = counter.Key,
+                    ElapsedMilliseconds = counter.Value.ElapsedMilliseconds
+                };
+            }
+        }
+    }
+}

DeveloperTools/Controllers/TimeMetersController.cs

@@ -1,3 +1,2 @@
-Welcome to EPiServer.DeveloperTools!
-
-USE AT YOUR OWN RISK!
+<h1>Welcome to EPiServer.DeveloperTools!</h1>
+<h2>USE AT YOUR OWN RISK!</h2>

DeveloperTools/EPiServer.DeveloperTools.Views/Views/Default/Index.cshtml

@@ -0,0 +1,47 @@
+@model IEnumerable<EPiServer.DeveloperTools.Models.TimeMetersModel>
+
+<div class="epi-contentArea">
+    <h1 class="EP-prefix">Startup Performance</h1>
+    <p>Displays timing measurements from the initialization process, can be used to find modules causing slow startups.</p>
+    <p>Number of time meters: <strong>@Model.Count()</strong>. Total time: <strong>@TimeSpan.FromMilliseconds(Model.Sum(tm => tm.ElapsedMilliseconds)).TotalSeconds.ToString("N") s</strong>.</p>
+</div>
+<div class="epi-formArea">
+    <table cellpadding="0" cellspacing="0" border="0" class="display" id="theList">
+        <thead>
+        <tr>
+            <th align="left">Assembly</th>
+            <th align="left">Type</th>
+            <th align="left">Action</th>
+            <th>Time (ms)</th>
+        </tr>
+        </thead>
+        <tbody>
+        @foreach (var m in Model)
+        {
+            <tr>
+                <td>@m.AssemblyName</td>
+                <td>@m.TypeName</td>
+                <td>@m.MethodName</td>
+                <td>@m.ElapsedMilliseconds</td>
+            </tr>
+        }
+        </tbody>
+    </table>
+</div>
+
+@section AdditionalScripts {
+<script>
+    $(document).ready(function () {
+        $('#theList').dataTable(
+            {
+                "aaSorting": [[3, "desc"]],
+                "bPaginate": false,
+                "bLengthChange": false,
+                "bFilter": true,
+                "bSort": true,
+                "bInfo": false,
+                "bAutoWidth": true
+            });
+    });
+</script>
+}

DeveloperTools/EPiServer.DeveloperTools.Views/Views/StartupPerf/Index.cshtml

@@ -44,6 +44,10 @@
     </None>
   </ItemGroup>
 
+  <ItemGroup>
+    <Folder Include="EPiServer.DeveloperTools.Views\Views\StartupPerf\" />
+  </ItemGroup>
+
   <PropertyGroup>
     <PostBuildEvent>powershell.exe -noexit -file "$(ProjectDir)copy-to-sandbox.ps1"</PostBuildEvent>
   </PropertyGroup>

DeveloperTools/EPiServer.DeveloperTools.csproj

@@ -46,7 +46,7 @@ protected virtual UrlMenuItem CreateUrlMenuItem(string title, string path, int i
         var link = new UrlMenuItem(
             title,
             MenuPaths.Global + MenuPath + "/" + path,
-            Paths.ToResource(GetType(), "/" + path))
+            Paths.ToResource(GetType(), path))
         {
             AuthorizationPolicy = Constants.PolicyName,
             SortIndex = index,

DeveloperTools/Infrastructure/MenuProvider.cs

@@ -0,0 +1,9 @@
+namespace EPiServer.DeveloperTools.Models;
+
+public class TimeMetersModel
+{
+    public string AssemblyName { get; set; }
+    public string TypeName { get; set; }
+    public string MethodName { get; set; }
+    public long ElapsedMilliseconds { get; set; }
+}