9.6.0 (#619)

* feat: support string url as path for files

* Fix styling

* fix: fixing str

* feat: add defaultCallback method

* Fix styling

* fix: docs

* Fix styling

---------

Co-authored-by: binaryk <binaryk@users.noreply.github.com>

Author: binaryk

docs-v2/content/en/api/fields.md

@@ -369,6 +369,18 @@ Now, for the fields that don't have a description into the database, it will ret
 The default value is ONLY used for the READ, not for WRITE requests.
 </alert>
 
+### Default Stored Value
+
+During any (update or store requests), this is called after the fill and store callbacks.
+
+You can pass a callable or a value, and it will be attached to the model if no value provided otherwise.
+
+Imagine it's like `attributes` in the model:
+
+```php
+field('currency')->defaultCallback('EUR'),
+```
+
 ## Customizations
 
 ### Field label

src/Fields/Field.php

@@ -115,6 +115,8 @@ class Field extends OrganicField implements JsonSerializable
      */
     protected $valueCallback;
 
+    protected $fillDefaultCallback;
+
     /**
      * Closure be used to be called after the field value stored.
      */
@@ -205,6 +207,22 @@ public function fillCallback(callable|Closure $callback)
         return $this;
     }
 
+    /**
+     * This is called after the fill and store callbacks.
+     *
+     * You can pass a callable or a value, and it will be attached to the model if no value provided otherwise.
+     *
+     * Imagine it's like `attributes` in the model.
+     *
+     * @return $this
+     */
+    public function defaultCallback(mixed $callback)
+    {
+        $this->defaultCallback = $callback;
+
+        return $this;
+    }
+
     /**
      * Fill attribute with value from the request or delegate this action to the user defined callback.
      *
@@ -246,6 +264,12 @@ public function fillAttribute(RestifyRequest $request, $model, ?int $bulkRow = n
             $bulkRow
         );
 
+        $this->fillAttributeFromDefault(
+            $request,
+            $model,
+            $this->label ?? $this->attribute
+        );
+
         $this->fillAttributeFromValue(
             $request,
             $model,
@@ -310,6 +334,23 @@ protected function fillAttributeFromValue(RestifyRequest $request, $model, $attr
         return $this;
     }
 
+    protected function fillAttributeFromDefault(RestifyRequest $request, $model, $attribute)
+    {
+        if ($model->{$attribute}) {
+            return $this;
+        }
+
+        if (! isset($this->fillDefaultCallback)) {
+            return $this;
+        }
+
+        $model->{$attribute} = is_callable($this->fillDefaultCallback)
+            ? call_user_func($this->fillDefaultCallback, $request, $model, $attribute)
+            : $this->fillDefaultCallback;
+
+        return $this;
+    }
+
     /**
      * @return callable|string|null
      */