cssd-back/app/Http/Resources/LabelResource.php

<?php

namespace App\Http\Resources;

use Illuminate\Http\Request;
use Illuminate\Http\Resources\Json\JsonResource;

class LabelResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @param  Request  $request
     * @return array
     */
    public function toArray($request)
    {
        return [
            'id' => $this->id,
            'name' => $this->name,
            'sterile_date' => $this->sterile_date,
            'expire_date' => $this->expire_date,
            'sterilizer_id' => $this->sterilizer_id,
            'cycle_number' => $this->cycle_number,
            'lot_number' => $this->lot_number,
            'department' => $this->department,
            'note' => $this->note,
            'user_id' => $this->user_id,
            'user' => UserResource::make($this->whenLoaded('user')),
            'package_id' => $this->package_id,
            'package' => PackageResource::make($this->whenLoaded('package')),
            'created_at' => $this->created_at,
            'updated_at' => $this->updated_at
        ];
    }
}