Fixed deletion of files and images.

routes/api.php

@@ -8,9 +8,11 @@
 use Whitecube\NovaPage\Http\Controllers\Page\IndexController as PageResourceIndexController;
 use Whitecube\NovaPage\Http\Controllers\Page\CountController as PageResourceCountController;
 use Whitecube\NovaPage\Http\Controllers\Page\UpdateController as PageResourceUpdateController;
+use Whitecube\NovaPage\Http\Controllers\Page\FieldDestroyController as PageFieldDestroyController;
 use Whitecube\NovaPage\Http\Controllers\Option\IndexController as OptionResourceIndexController;
 use Whitecube\NovaPage\Http\Controllers\Option\CountController as OptionResourceCountController;
 use Whitecube\NovaPage\Http\Controllers\Option\UpdateController as OptionResourceUpdateController;
+use Whitecube\NovaPage\Http\Controllers\Option\FieldDestroyController as OptionFieldDestroyController;
 
 /*
 |--------------------------------------------------------------------------
@@ -43,7 +45,9 @@
 Route::get('/nova-api/nova-page', PageResourceIndexController::class . '@handle');
 Route::get('/nova-api/nova-page/count', PageResourceCountController::class . '@show');
 Route::put('/nova-api/nova-page/{resourceId}', PageResourceUpdateController::class . '@handle');
+Route::delete('/nova-api/nova-page/{resourceId}/field/{field}', PageFieldDestroyController::class . '@handle');
 
 Route::get('/nova-api/nova-option', OptionResourceIndexController::class . '@handle');
 Route::get('/nova-api/nova-option/count', OptionResourceCountController::class . '@show');
 Route::put('/nova-api/nova-option/{resourceId}', OptionResourceUpdateController::class . '@handle');
+Route::delete('/nova-api/nova-option/{resourceId}/field/{field}', OptionFieldDestroyController::class . '@handle');

src/Http/Controllers/Option/FieldDestroyController.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace Whitecube\NovaPage\Http\Controllers\Option;
+
+use Whitecube\NovaPage\Http\Controllers\ResourceFieldDestroyController;
+
+class FieldDestroyController extends ResourceFieldDestroyController
+{
+    /**
+     * The queried resource's name
+     *
+     * @var string
+     */
+    protected $resourceName = 'nova-option';
+}

src/Http/Controllers/Page/FieldDestroyController.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace Whitecube\NovaPage\Http\Controllers\Page;
+
+use Whitecube\NovaPage\Http\Controllers\ResourceFieldDestroyController;
+
+class FieldDestroyController extends ResourceFieldDestroyController
+{
+    /**
+     * The queried resource's name
+     *
+     * @var string
+     */
+    protected $resourceName = 'nova-page';
+}

src/Http/Controllers/ResourceFieldDestroyController.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace Whitecube\NovaPage\Http\Controllers;
+
+use Illuminate\Routing\Controller;
+use Laravel\Nova\DeleteField;
+use Laravel\Nova\Fields\File;
+use Laravel\Nova\Http\Requests\UpdateResourceRequest;
+
+abstract class ResourceFieldDestroyController extends Controller
+{
+    /**
+     * The queried resource's name
+     *
+     * @var string
+     */
+    protected $resourceName;
+
+    /**
+     * Update a resource.
+     *
+     * @param  \Laravel\Nova\Http\Requests\UpdateResourceRequest  $request
+     * @return \Illuminate\Http\Response
+     */
+    public function handle(UpdateResourceRequest $request)
+    {
+        $route = call_user_func($request->getRouteResolver());
+        $route->setParameter('resource', $this->resourceName);
+        $request->findResourceOrFail()->authorizeToUpdate($request);
+
+        $resource = $request->newResource();
+        $field = $resource->updateFields($request)->findFieldByAttribute($request->field);
+
+        if (!($field instanceof File)) {
+            abort(404);
+        }
+
+        $template = $request->findModelQuery()->firstOrFail();
+
+        DeleteField::forRequest(
+            $request,
+            $field,
+            $template
+        )->save();
+    }
+}