first upload all files

Modules/Admin/Ui/TabManager.php

@@ -0,0 +1,77 @@
+<?php
+
+namespace Modules\Admin\Ui;
+
+class TabManager
+{
+    /**
+     * The array of all Tabs.
+     *
+     * @var array
+     */
+    private $tabs = [];
+
+    /**
+     * The array of all tabs extenders.
+     *
+     * @var array
+     */
+    private $extends = [];
+
+    /**
+     * Register a new Tabs.
+     *
+     * @param string $name
+     * @param string $tabs
+     * @return void
+     */
+    public function register($name, $tabs)
+    {
+        $this->tabs[$name] = $tabs;
+    }
+
+    /**
+     * Add a new Tabs extender.
+     *
+     * @param string $name
+     * @param string $extender
+     * @return void
+     */
+    public function extend($name, $extender)
+    {
+        $this->extends[$name][] = $extender;
+    }
+
+    /**
+     * Get tabs for the given name.
+     *
+     * @param string $name
+     * @return \Modules\Admin\Ui\Tabs
+     */
+    public function get($name)
+    {
+        if (! array_key_exists($name, $this->tabs)) {
+            return;
+        }
+
+        return tap(resolve($this->tabs[$name]), function (Tabs $tabs) use ($name) {
+            $tabs->make();
+
+            $this->extendTabs($tabs, array_get($this->extends, $name, []));
+        });
+    }
+
+    /**
+     * Extend the given tabs using the given extenders.
+     *
+     * @param \Modules\Admin\Ui\Tabs $tabs
+     * @param array $extenders
+     * @return void
+     */
+    private function extendTabs(Tabs $tabs, array $extenders)
+    {
+        foreach ($extenders as $extender) {
+            resolve($extender)->extend($tabs);
+        }
+    }
+}