add constructor property promotion

add return type of methods

lib/Controller/CssController.php

@@ -32,49 +32,26 @@ use OCP\IUserSession;
 
 class CssController extends Controller
 {
-    /**
-     * @var ConfigProxy
-     */
-    protected $config;
-
-    /**
-     * @var User
-     */
-    protected $user;
-
-    /**
-     * @var ThemingDefaults
-     */
-    protected $theming;
-
-    /**
-     * @var Color
-     */
-    protected $color;
+    protected ?User $user;
 
     public function __construct(
         string $appName,
         IRequest $request,
-        ConfigProxy $config,
-        ThemingDefaults $theming,
-        Color $color
+        protected ConfigProxy $config,
+        protected ThemingDefaults $theming,
+        protected Color $color
     ) {
         parent::__construct($appName, $request);
 
         $this->user = OC::$server[IUserSession::class]->getUser();
-        $this->config = $config;
-        $this->theming = $theming;
-        $this->color = $color;
     }
 
     /**
      * @NoAdminRequired
      * @NoCSRFRequired
      * @PublicPage
-     *
-     * @return Response
      */
-    public function stylesheet()
+    public function stylesheet(): TemplateResponse
     {
         $response = new TemplateResponse(Application::APP_ID, 'css/stylesheet', $this->getConfig(), 'blank');
         $response->addHeader('Content-Type', 'text/css');
@@ -107,15 +84,15 @@ class CssController extends Controller
             $isDarkThemeUserEnabled = 'dark' === $this->config->getUserValue($this->user, 'theme', '', 'accessibility');
             $isBreezeDarkUserEnabled = $this->config->getUserValue($this->user, 'theme_enabled', '', 'breezedark');
 
-            $isBreezeDarkUserEnabled = '1' === $isBreezeDarkUserEnabled ||
-                ($isBreezeDarkGlobalEnabled && '' === $isBreezeDarkUserEnabled);
+            $isBreezeDarkUserEnabled = '1' === $isBreezeDarkUserEnabled
+                || ($isBreezeDarkGlobalEnabled && '' === $isBreezeDarkUserEnabled);
         } else {
             $isDarkThemeUserEnabled = false;
             $isBreezeDarkUserEnabled = false;
         }
 
-        $isDarkMode = ($isAccessibilityAppEnabled && $isDarkThemeUserEnabled) ||
-            ($isBreezeDarkAppEnabled && $isBreezeDarkUserEnabled);
+        $isDarkMode = ($isAccessibilityAppEnabled && $isDarkThemeUserEnabled)
+            || ($isBreezeDarkAppEnabled && $isBreezeDarkUserEnabled);
 
         $primaryColor = $this->theming->getColorPrimary();
         $lightenPrimaryColor = $this->color->adjustBrightness($primaryColor, 0.2);