meeting the requirements of a static analyzer

app/Http/Controllers/CalendarController.php

@@ -12,23 +12,20 @@ use Mcamara\LaravelLocalization\Facades\LaravelLocalization;
 
 class CalendarController extends Controller
 {
-    public string|int|null $weekStartsAt;
+    public int $weekStartsAt;
 
-    public string|int|null $weekEndsAt;
+    public int $weekEndsAt;
 
     public Carbon $startsAt;
 
     public Carbon $endsAt;
 
-    public string|int|null $gridStartsAt;
+    public Carbon $gridStartsAt;
 
-    public string|int|null $gridEndsAt;
+    public Carbon $gridEndsAt;
 
-    public function __construct(
-        string|int|null $initialYear = null,
-        string|int|null $initialMonth = null,
-        string|int|null $weekStartsAt = null
-    ) {
+    public function __construct(?int $initialYear = null, ?int $initialMonth = null, ?int $weekStartsAt = null)
+    {
         $this->weekStartsAt = $weekStartsAt ?? Carbon::MONDAY;
         $this->weekEndsAt = $this->weekStartsAt === Carbon::MONDAY
             ? Carbon::SUNDAY

app/Http/Controllers/ChatController.php

@@ -2,8 +2,6 @@
 
 namespace App\Http\Controllers;
 
-use App\Events\ChatMessageUpdated;
-use App\Messages\ChatMessage;
 use App\Models\Chat;
 use App\Models\User;
 use Illuminate\Contracts\View\Factory as ViewFactory;
@@ -45,18 +43,6 @@ class ChatController extends Controller
         );
     }
 
-    /*
-    * public function create(): void
-    {
-        ChatMessageUpdated::dispatch(
-            new ChatMessage(
-                time(),
-                'some text '.md5(' '.time())
-            )
-        );
-    }
-    */
-
     public function show(int $lastChatUser): View|ViewFactory
     {
         $lastChatUser = User::find($lastChatUser);
@@ -85,7 +71,7 @@ class ChatController extends Controller
         );
     }
 
-    private function makeChanName(int $from, int $to): string
+    private function makeChanName(?int $from = null, ?int $to = null): string
     {
         return (int) $from < (int) $to
             ? $from.'_'.$to

app/Http/Controllers/UserController.php

@@ -8,7 +8,6 @@ use Illuminate\Contracts\View\View;
 
 class UserController extends Controller
 {
-
     public function show(User $user): View|ViewFactory
     {
         return view('user.show', ['user' => $user]);