init project

app/Http/Resources/SampleTestResource.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Http\Resources;
+
+use Illuminate\Http\Resources\Json\JsonResource;
+
+class SampleTestResource extends JsonResource
+{
+    /**
+     * Transform the resource into an array.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return array|\Illuminate\Contracts\Support\Arrayable|\JsonSerializable
+     */
+    public function toArray($request)
+    {
+        return [
+            'department_id' => $this->id,
+            'department_name' => $this->name_en,
+            'samples' => SampleTypeResource::collection($this->whenLoaded('samples')),
+        ];
+    }
+}