<?php

namespace App\Http\Resources;

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

class TrainBookResource extends JsonResource
{
    /**
     * Transform the resource into an array.
     *
     * @return array<string, mixed>
     */
    public function toArray(Request $request): array
    {
        return [
            'id' => $this->id,
            'category_id' => $this->category_id,
            'category' => KeywordResource::make($this->whenLoaded('category')),
            'title' => $this->title,
            'cover_image' => $this->cover_image,
            'description' => $this->description,
            'type' => $this->type,
            'content' => $this->content,
            'video' => $this->video,
            'files' => $this->files,
            'created_at' => $this->created_at->timestamp,
        ];
    }
}