Support for custom defer headers

Author: pascalbaljet

resources/views/functional/defer.blade.php

@@ -6,6 +6,7 @@
     ->mergeVueBinding(':url', $url)
 }}
     @if($data) :default="@js($data)" @else :default="{!! $json !!}" @endif
+    @if($headers) :headers="@js($headers)" @else :headers="{!! $jsonHeaders !!}" @endif
     @if($requestData) :request="@js($requestData)" @else :request="{!! $requestJson !!}" @endif>
     <template #default="{!! $scope !!}">
         {{ $slot }}

src/Components/Defer.php

@@ -18,6 +18,10 @@ class Defer extends Component
 
     public $requestJson;
 
+    public $headers;
+
+    public $jsonHeaders;
+
     /**
      * Create a new component instance.
      *
@@ -32,6 +36,7 @@ public function __construct(
         public bool $manual = false,
         public string $scope = '{ processing, response, reload }',
         public string $url = '',
+        $headers = null
     ) {
         $parsed = $this->parseJsonData($default);
 
@@ -54,6 +59,16 @@ public function __construct(
         if (!Str::startsWith($url, '`') && !Str::endsWith($url, '`')) {
             $this->url = Js::from($url);
         }
+
+        //
+
+        $parsed = $this->parseJsonData($headers);
+
+        if ($parsed) {
+            $this->headers = $parsed;
+        } else {
+            $this->jsonHeaders = $headers ?: '{}';
+        }
     }
 
     /**
@@ -64,8 +79,10 @@ public function __construct(
     public function render()
     {
         return view('splade::functional.defer', [
-            'data' => $this->data,
-            'json' => $this->json,
+            'data'        => $this->data,
+            'json'        => $this->json,
+            'headers'     => $this->headers,
+            'jsonHeaders' => $this->jsonHeaders,
         ]);
     }
 }