<?php

namespace KupShop\KupShopBundle\Util\Price;

use KupShop\I18nBundle\Entity\Currency;

class Price
{
    /** @var \Decimal */
    protected $value;

    /** @var Currency */
    protected $currency;

    /** @var \Decimal */
    protected $vat;

    protected $source;

    public function getSource()
    {
        return $this->source;
    }

    public function setSource($source): self
    {
        $this->source = $source;

        return $this;
    }

    public function __construct(\Decimal $value, Currency $currency, $vat)
    {
        $this->value = $value;
        $this->currency = $currency;
        $this->vat = toDecimal($vat);
    }

    public function setValue(\Decimal $value): void
    {
        $this->value = $value;
    }

    public function getValue(): \Decimal
    {
        return $this->value;
    }

    public function getCurrency(): Currency
    {
        return $this->currency;
    }

    public function getVat(): \Decimal
    {
        return $this->vat;
    }

    public function getPriceWithVat($round = true): \Decimal
    {
        $price = $this->value->addVat($this->vat);
        if ($round) {
            return $this->round($price);
        }

        return $price;
    }

    public function getPriceWithoutVat($round = true): \Decimal
    {
        $price = $this->getPriceWithVat($round);

        return $price->removeVat($this->vat);
    }

    protected function round(\Decimal $price): \Decimal
    {
        return roundPrice($price, null, null, null, $this->currency, source: $this->getSource());
    }

    public function getVatValue(): \Decimal
    {
        return $this->getPriceWithVat()->sub($this->getPriceWithoutVat());
    }

    public function getVatPrice(): Price
    {
        return new Price($this->getVatValue(), $this->getCurrency(), \DecimalConstants::zero());
    }
}