use cached scopes

app/Observers/ScopeObserver.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Observers;
+
+use App\Models\Scope;
+use Illuminate\Support\Facades\Cache;
+
+class ScopeObserver
+{
+    /**
+     * Handle the Scope "saved" event.
+     *
+     * @return void
+     */
+    public function saved()
+    {
+        $this->refreshCachedScopes();
+    }
+
+    /**
+     * Handle the Scope "deleted" event.
+     *
+     * @return void
+     */
+    public function deleted()
+    {
+        $this->refreshCachedScopes();
+    }
+
+    protected function refreshCachedScopes()
+    {
+        Cache::forget('scopes');
+        Cache::rememberForever('scopes', function () {
+            return Scope::pluck('description', 'name')->toArray();
+        });
+    }
+}

app/Providers/AuthServiceProvider.php

@@ -2,8 +2,8 @@
 
 namespace App\Providers;
 
-use App\Models\Scope;
 use Illuminate\Foundation\Support\Providers\AuthServiceProvider as ServiceProvider;
+use Illuminate\Support\Facades\Cache;
 use Laravel\Passport\Passport;
 
 class AuthServiceProvider extends ServiceProvider
@@ -45,7 +45,7 @@ class AuthServiceProvider extends ServiceProvider
             'ReportsManagement.ReadWrite' => 'auth.oauth.scope.reports-management.readwrite',
         ];
 
-        $scopes = Scope::all()->pluck('description', 'name')->all();
+        $scopes = Cache::get('scopes', []);
 
         Passport::tokensCan(array_merge($defaultScopes, $scopes));
 

app/Providers/EventServiceProvider.php

@@ -3,6 +3,8 @@
 namespace App\Providers;
 
 use App\Listeners;
+use App\Models\Scope;
+use App\Observers\ScopeObserver;
 use Illuminate\Foundation\Support\Providers\EventServiceProvider as ServiceProvider;
 
 class EventServiceProvider extends ServiceProvider
@@ -39,4 +41,14 @@ class EventServiceProvider extends ServiceProvider
             Listeners\SetAppLocale::class,
         ],
     ];
+
+    /**
+     * Register any events for your application.
+     *
+     * @return void
+     */
+    public function boot()
+    {
+        Scope::observe(ScopeObserver::class);
+    }
 }