<?php

namespace App\Data;

use App\Contracts\InputDataTransferObject;
use Illuminate\Foundation\Http\FormRequest;

final readonly class AddToCartDTO implements InputDataTransferObject
{
    public function __construct(
        public int $productId,
        public int $quantity
    ) {}

    /**
     * @return array<string, mixed>
     */
    public function toArray(): array
    {
        return [
            'productId' => $this->productId,
            'quantity' => $this->quantity,
        ];
    }

    public static function fromRequest(FormRequest $request): InputDataTransferObject
    {
        return new self(
            productId: $request->productId,
            quantity: $request->quantity
        );
    }
}