<?php

namespace App\Form\DataTransformer;

use App\Entity\FeedbackSet;
use Symfony\Component\Form\DataTransformerInterface;

class FeedbackToRatingsTransformer implements DataTransformerInterface
{
    public function __construct(private readonly FeedbackSet $feedbackSet)
    {
    }

    public function transform(mixed $value): mixed
    {
        // Not in use
        return $value;
    }

    public function reverseTransform(mixed $value): mixed
    {
        $feedbackRatings = [];

        foreach ($this->feedbackSet->getRatings() as $index => $rating) {
            $feedbackRatings[] = [
                'rating' => $rating,
                'mark' => $value['rating_'.$index],
            ];
        }

        return $feedbackRatings;
    }
}