diff --git a/app/Http/Controllers/AdminController.php b/app/Http/Controllers/AdminController.php
index 8b572e65..8ded24b4 100644
--- a/app/Http/Controllers/AdminController.php
+++ b/app/Http/Controllers/AdminController.php
@@ -2,18 +2,14 @@
 
 namespace App\Http\Controllers;
 
-use View;
-use Utils;
 use Option;
 use Datatables;
 use App\Events;
 use App\Models\User;
 use App\Models\Player;
 use App\Models\Texture;
-use Illuminate\Support\Arr;
 use Illuminate\Http\Request;
 use App\Services\OptionForm;
-use App\Exceptions\PrettyPageException;
 use App\Services\Repositories\UserRepository;
 
 class AdminController extends Controller
@@ -38,10 +34,9 @@ class AdminController extends Controller
 
         $homepage = Option::form('homepage', OptionForm::AUTO_DETECT, function($form)
         {
-            $form->text('home_pic_url')->hint(OptionForm::AUTO_DETECT);
+            $form->text('home_pic_url')->hint();
 
-            $form->text('favicon_url')->hint(OptionForm::AUTO_DETECT)
-                ->description(OptionForm::AUTO_DETECT);
+            $form->text('favicon_url')->hint()->description();
 
             $form->select('copyright_prefer')
                     ->option('0', 'Powered with ❤ by Blessing Skin Server.')
@@ -49,10 +44,9 @@ class AdminController extends Controller
                     ->option('2', 'Proudly powered by Blessing Skin Server.')
                     ->option('3', '由 Blessing Skin Server 强力驱动.')
                     ->option('4', '自豪地采用 Blessing Skin Server.')
-                ->description(OptionForm::AUTO_DETECT);
+                ->description();
 
-            $form->textarea('copyright_text')->rows(6)
-                ->description(OptionForm::AUTO_DETECT);
+            $form->textarea('copyright_text')->rows(6)->description();
 
         })->handle();
 
@@ -60,7 +54,7 @@ class AdminController extends Controller
         {
             $form->textarea('custom_css', 'CSS')->rows(6);
             $form->textarea('custom_js', 'JavaScript')->rows(6);
-        })->addMessage(OptionForm::AUTO_DETECT)->handle();
+        })->addMessage()->handle();
 
         return view('admin.customize', ['forms' => compact('homepage', 'customJsCss')]);
     }
@@ -69,18 +63,17 @@ class AdminController extends Controller
     {
         $rate = Option::form('rate', OptionForm::AUTO_DETECT, function($form)
         {
-            $form->group('score_per_storage')->text('score_per_storage')->addon(OptionForm::AUTO_DETECT);
+            $form->group('score_per_storage')->text('score_per_storage')->addon();
 
             $form->group('private_score_per_storage')
-                ->text('private_score_per_storage')->addon(OptionForm::AUTO_DETECT)
-                ->hint(OptionForm::AUTO_DETECT);
+                ->text('private_score_per_storage')->addon()->hint();
 
             $form->group('score_per_closet_item')
-                ->text('score_per_closet_item')->addon(OptionForm::AUTO_DETECT);
+                ->text('score_per_closet_item')->addon();
 
-            $form->checkbox('return_score')->label(OptionForm::AUTO_DETECT);
+            $form->checkbox('return_score')->label();
 
-            $form->group('score_per_player')->text('score_per_player')->addon(OptionForm::AUTO_DETECT);
+            $form->group('score_per_player')->text('score_per_player')->addon();
 
             $form->text('user_initial_score');
 
@@ -186,7 +179,7 @@ class AdminController extends Controller
         return Datatables::of($users)->editColumn('email', function ($user) {
             return $user->email ?: 'EMPTY';
         })->editColumn('permission', function ($user) use ($permissionTextMap) {
-            return Arr::get($permissionTextMap, $user->permission);
+            return array_get($permissionTextMap, $user->permission);
         })
         ->setRowId('uid')
         ->editColumn('score', 'vendor.admin-operations.users.score')
diff --git a/app/Http/Controllers/HomeController.php b/app/Http/Controllers/HomeController.php
index 8fc891b7..48b83f3d 100644
--- a/app/Http/Controllers/HomeController.php
+++ b/app/Http/Controllers/HomeController.php
@@ -2,9 +2,6 @@
 
 namespace App\Http\Controllers;
 
-use Session;
-use App\Models\User;
-use Illuminate\Support\Arr;
 use Illuminate\Http\Request;
 use App\Services\Repositories\UserRepository;
 
diff --git a/app/Models/Player.php b/app/Models/Player.php
index e646a5f5..4aab2113 100644
--- a/app/Models/Player.php
+++ b/app/Models/Player.php
@@ -7,7 +7,6 @@ use Utils;
 use Storage;
 use Response;
 use App\Models\User;
-use Illuminate\Support\Arr;
 use App\Events\GetPlayerJson;
 use App\Events\PlayerProfileUpdated;
 use App\Exceptions\PrettyPageException;
diff --git a/app/Models/User.php b/app/Models/User.php
index d6299067..f136242c 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -3,10 +3,8 @@
 namespace App\Models;
 
 use DB;
-use App;
 use Utils;
 use Carbon\Carbon;
-use Illuminate\Support\Arr;
 use App\Events\EncryptUserPassword;
 use Illuminate\Database\Eloquent\Model;
 
@@ -97,7 +95,7 @@ class User extends Model
     {
         $responses = event(new EncryptUserPassword($rawPasswd, $user));
 
-        return Arr::get($responses, 0);
+        return array_get($responses, 0);
     }
 
     /**
diff --git a/app/Providers/AppServiceProvider.php b/app/Providers/AppServiceProvider.php
index d7d2380f..ce9f025a 100644
--- a/app/Providers/AppServiceProvider.php
+++ b/app/Providers/AppServiceProvider.php
@@ -2,14 +2,10 @@
 
 namespace App\Providers;
 
-use View;
 use Event;
 use Utils;
-use Validator;
 use App\Events;
-use Illuminate\Support\Arr;
 use Illuminate\Support\ServiceProvider;
-use App\Exceptions\PrettyPageException;
 
 class AppServiceProvider extends ServiceProvider
 {
@@ -35,7 +31,7 @@ class AppServiceProvider extends ServiceProvider
 
         Event::listen(Events\RenderingHeader::class, function($event) {
             // provide some application information for javascript
-            $blessing = array_merge(Arr::except(config('app'), ['key', 'providers', 'aliases', 'cipher', 'log', 'url']), [
+            $blessing = array_merge(array_except(config('app'), ['key', 'providers', 'aliases', 'cipher', 'log', 'url']), [
                 'base_url' => url('/'),
                 'site_name' => option('site_name')
             ]);
diff --git a/app/Services/Database.php b/app/Services/Database.php
index 156c8e48..d87380ce 100644
--- a/app/Services/Database.php
+++ b/app/Services/Database.php
@@ -3,7 +3,6 @@
 namespace App\Services;
 
 use Exception;
-use Illuminate\Support\Arr;
 use InvalidArgumentException;
 
 /**
@@ -49,7 +48,7 @@ class Database
                 $e->getMessage(), $e->getCode());
         }
 
-        $this->database = Arr::get($config, 'database', config('database.connections.mysql.database'));
+        $this->database = array_get($config, 'database', config('database.connections.mysql.database'));
         $this->connection->query("SET names 'utf8'");
     }
 
diff --git a/app/Services/Hook.php b/app/Services/Hook.php
index 447b09b9..88081acc 100644
--- a/app/Services/Hook.php
+++ b/app/Services/Hook.php
@@ -5,8 +5,6 @@ namespace App\Services;
 use Event;
 use Closure;
 use App\Events;
-use Illuminate\Support\Arr;
-use Illuminate\Support\Str;
 
 class Hook
 {
diff --git a/app/Services/Plugin.php b/app/Services/Plugin.php
index 17d94ab4..e4fd8062 100644
--- a/app/Services/Plugin.php
+++ b/app/Services/Plugin.php
@@ -4,7 +4,6 @@ namespace App\Services;
 
 use ArrayAccess;
 use Illuminate\Support\Arr;
-use Illuminate\Support\Str;
 use Illuminate\Contracts\Support\Arrayable;
 
 /**
@@ -79,7 +78,7 @@ class Plugin implements Arrayable, ArrayAccess
      */
     public function __get($name)
     {
-        return $this->packageInfoAttribute(Str::snake($name, '-'));
+        return $this->packageInfoAttribute(snake_case($name, '-'));
     }
 
     /**
@@ -87,7 +86,7 @@ class Plugin implements Arrayable, ArrayAccess
      */
     public function __isset($name)
     {
-        return isset($this->{$name}) || $this->packageInfoAttribute(Str::snake($name, '-'));
+        return isset($this->{$name}) || $this->packageInfoAttribute(snake_case($name, '-'));
     }
 
     /**