<?php

namespace App\Service\DTO;

use App\Entity\DTO\QRCode\QRCode;
use App\Entity\DTO\QRCode\QRCodeMoney;
use App\Entity\DTO\QRCode\QRCodePaymentIdentification;
use App\Entity\DTO\QRCode\QRCodeQROptions;
use Nubium\Exception\ThisShouldNeverHappenException;
use Symfony\Component\Validator\Validator\ValidatorInterface;

final readonly class QRCodeEntityConverter
{
    public function __construct(private ValidatorInterface $validator) {

    }

    public function convert(\App\Entity\Input\QRCode\QRCode $code): QRCode {
        if (count($this->validator->validate($code)) !== 0) {
            throw new \InvalidArgumentException("QRCode entity is not valid");
        }

        return new QRCode(
            $code->getIban() ?? throw new ThisShouldNeverHappenException("iban not set"),
            \DateTimeImmutable::createFromMutable($code->getDueDate() ?? throw new ThisShouldNeverHappenException("due date not set")),
            $code->getMessage() ?? throw new ThisShouldNeverHappenException("message not set"),
            $this->convertMoney($code->getMoney() ?? throw new ThisShouldNeverHappenException("money not set")),
            $this->convertCodeOptions($code->getCodeQROptions() ?? throw new ThisShouldNeverHappenException("codeQROptions not set")),
            $this->convertIdentification($code->getPaymentIdentification())
        );
    }

    protected function convertMoney(\App\Entity\Input\QRCode\QRCodeMoney $money): QRCodeMoney
    {
        return new QRCodeMoney(
            $money->getAmount() ?? throw new ThisShouldNeverHappenException("amount not set"),
            $money->getCurrency() ?? throw new ThisShouldNeverHappenException("currency not set")
        );
    }

    protected function convertCodeOptions(\App\Entity\Input\QRCode\QRCodeQROptions $options): QRCodeQROptions
    {
        return new QRCodeQROptions(
            $options->getScale(),
            $options->getMargin()
        );
    }

    protected function convertIdentification(?\App\Entity\Input\QRCode\QRCodePaymentIdentification $ident): ?QRCodePaymentIdentification {
        return match ($ident) {
            null => null,
            default => new QRCodePaymentIdentification(
                $ident->getVariableSymbol(),
                $ident->getSpecificSymbol(),
                $ident->getConstantSymbol()
            )
        };
    }
}