feat: add PageListShowTemplate tweak

tweaks/PageListShowTemplate.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace RockMigrations\Tweaks;
+
+use ProcessWire\HookEvent;
+
+class PageListShowTemplate extends Tweak
+{
+  public $description = "Shows the page template in page tree for SuperUsers";
+
+  public function ready()
+  {
+    if (!$this->wire->user->isSuperuser()) return;
+    if ($this->wire->page->template != 'admin') return;
+    $this->wire->addHookAfter('ProcessPageListRender::getPageLabel', $this, "hookPageLabel");
+    $this->wire->addHookAfter("Page(template=admin)::render", $this, "addStyle");
+  }
+
+  public function addStyle(HookEvent $event)
+  {
+    $event->return = str_replace(
+      "</head>",
+      "<style>
+      .PageListTemplate{
+        color:#afafaf;
+        margin-left:5px;
+        font-size:0.7rem;
+      }
+      </style></head>",
+      $event->return
+    );
+  }
+
+  public function hookPageLabel(HookEvent $event)
+  {
+    $page = $event->arguments('page');
+    $event->return .= "<span class='PageListTemplate'>[{$page->template}]</span>";
+  }
+}