fixes

app/Repositories/Core/Auth/Users.php

@@ -83,6 +83,11 @@ class Users
         return Auth::user();
     }
 
+    public static function isNotConnected()
+    {
+        return ! self::isConnected();
+    }
+
     public static function isConnected()
     {
         return Auth::check();

app/Repositories/Core/User/ShopCart.php

@@ -3,6 +3,7 @@
 namespace App\Repositories\Core\User;
 
 use Cart;
+use Illuminate\Support\Facades\Auth;
 
 class ShopCart
 {
@@ -95,6 +96,9 @@ class ShopCart
 
     public static function get()
     {
-        return Cart::session('_token');
+        $userId = Auth::guard('customer')->id();
+        $sessionKey = 'cart_'.sha1(static::class . ($userId ?? 'guest'));
+
+        return Cart::session($sessionKey);
     }
 }