improved updates

app/Listeners/Updates/Listener.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Listeners\Updates;
+
+class Listener
+{
+    const ALIAS = '';
+
+    const VERSION = '';
+
+    /**
+     * Check if should listen.
+     *
+     * @param  $event
+     * @return boolean
+     */
+    protected function check($event)
+    {
+        // Apply only to the specified alias
+        if ($event->alias != self::ALIAS) {
+            return false;
+        }
+
+        // Do not apply to the same or newer versions
+        if ($event->old >= self::VERSION) {
+            return false;
+        }
+
+        return true;
+    }
+}

app/Listeners/Updates/Version104.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Listeners\Updates;
+
+//use App\Models\Auth\Permission;
+use App\Events\UpdateFinished;
+
+class Version104 extends Listener
+{
+    const ALIAS = 'core';
+
+    const VERSION = '1.0.4';
+
+    /**
+     * Handle the event.
+     *
+     * @param  $event
+     * @return void
+     */
+    public function handle(UpdateFinished $event)
+    {
+        // Check if should listen
+        if (!$this->check($event)) {
+            return;
+        }
+
+        /*Permission::create([
+            'name' => 'john-doe',
+            'display_name' => 'John Doe',
+            'description' => 'John Doe',
+        ]);*/
+    }
+}