Fix normalized model for laravel 10

src/Normalizers/Normalized/NormalizedModel.php

@@ -4,15 +4,20 @@
 
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Support\Str;
+use ReflectionProperty;
 use Spatie\LaravelData\Attributes\LoadRelation;
 use Spatie\LaravelData\Support\DataProperty;
 
 class NormalizedModel implements Normalized
 {
     protected array $properties = [];
 
+    protected ReflectionProperty $castsProperty;
+
+    protected ReflectionProperty $attributesProperty;
+
     public function __construct(
-        protected Model $model
+        protected Model $model,
     ) {
     }
 
@@ -33,7 +38,7 @@ public function getProperty(string $name, DataProperty $dataProperty): mixed
 
     protected function fetchNewProperty(string $name, DataProperty $dataProperty): mixed
     {
-        if ($this->model->hasAttribute($name)) {
+        if ($this->hasModelAttribute($name)) {
             return $this->properties[$name] = $this->model->getAttributeValue($name);
         }
 
@@ -56,4 +61,29 @@ protected function fetchNewProperty(string $name, DataProperty $dataProperty): m
 
         return $this->properties[$name] = UnknownProperty::create();
     }
+
+    protected function hasModelAttribute(string $name): bool
+    {
+        if (method_exists($this->model, 'hasAttribute')) {
+            return $this->model->hasAttribute($name);
+        }
+
+        // TODO: to use that one once we stop supporting Laravel 10
+
+        if (! isset($this->attributesProperty)) {
+            $this->attributesProperty = new ReflectionProperty($this->model, 'attributes');
+            $this->attributesProperty->setAccessible(true);
+        }
+
+        if (! isset($this->castsProperty)) {
+            $this->castsProperty = new ReflectionProperty($this->model, 'casts');
+            $this->castsProperty->setAccessible(true);
+        }
+
+        return array_key_exists($name, $this->attributesProperty->getValue($this->model)) ||
+            array_key_exists($name, $this->castsProperty->getValue($this->model)) ||
+            $this->model->hasGetMutator($name) ||
+            $this->model->hasAttributeMutator($name) ||
+            $this->model->isClassCastable($name);
+    }
 }