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<?php |
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namespace ByTIC\Money\Models; |
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use ByTIC\DataObjects\BaseDto; |
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use ByTIC\DataObjects\Casts\CastsAttributes; |
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use ByTIC\Money\Money; |
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use InvalidArgumentException; |
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use Money\Currency; |
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/** |
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* Class MoneyCast |
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* @package ByTIC\Money\Models |
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*/ |
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class MoneyCast implements CastsAttributes |
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{ |
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/** |
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* The currency code or the model attribute holding the currency code. |
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* |
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* @var string|null |
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*/ |
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protected $currency; |
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/** |
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* Set if the storing is done as decimal or integer |
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* |
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* @var string|null |
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*/ |
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protected $parser = 'decimal'; |
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/** |
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* Instantiate the class. |
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* |
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* @param string|null $currency |
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*/ |
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public function __construct(string $currency = null, string $parser = 'decimal') |
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{ |
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$this->currency = $currency; |
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if (!in_array($parser, ['decimal', 'integer'])) { |
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throw new InvalidArgumentException( |
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sprintf('Invalid value provided for parser in %s::$%s', get_class($model), $parser) |
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); |
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} |
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$this->parser = $parser; |
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} |
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/** |
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* Transform the attribute from the underlying model values. |
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* |
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* @param BaseDto $model |
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* @param string $key |
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* @param mixed $value |
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* @param array $attributes |
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* |
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* @return Money|null |
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*/ |
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public function get($model, string $key, $value, array $attributes) |
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{ |
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if ($value === null) { |
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return null; |
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} |
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return $this->transformToMoney($value, $attributes); |
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} |
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/** |
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* Transform the attribute to its underlying model values. |
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* |
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* @param \Illuminate\Database\Eloquent\Model $model |
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* @param string $key |
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* @param mixed $value |
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* @param array $attributes |
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* |
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* @return array |
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* @throws \InvalidArgumentException |
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* |
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*/ |
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public function set($model, string $key, $value, array $attributes) |
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{ |
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if ($value === null) { |
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return [$key => $value]; |
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} |
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try { |
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$money = $this->transformToMoney($value, $attributes); |
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} catch (InvalidArgumentException $e) { |
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throw new InvalidArgumentException( |
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sprintf('Invalid data provided for %s::$%s', get_class($model), $key) |
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); |
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} |
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$amount = $this->parser == 'decimal' ? $money->formatByDecimal(Money::getCurrencies()) : $money->getAmount(); |
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if (array_key_exists($this->currency, $attributes)) { |
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return [$key => $amount, $this->currency => $money->getCurrency()->getCode()]; |
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} |
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return [$key => $amount]; |
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} |
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/** |
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* @param $value |
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* @param $attributes |
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* @return Money |
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*/ |
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protected function transformToMoney($value, $attributes): Money |
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{ |
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if ($this->parser == 'decimal') { |
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return Money::parseByDecimal( |
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$value, |
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$this->getCurrency($attributes), |
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Money::getCurrencies() |
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); |
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} |
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return Money::parse( |
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$value, |
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$this->getCurrency($attributes) |
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); |
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} |
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/** |
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* Retrieve the money. |
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* |
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* @param array $attributes |
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* |
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* @return \Money\Currency |
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*/ |
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protected function getCurrency(array $attributes) |
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{ |
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$defaultCode = Money::currencyDefault(); |
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if ($this->currency === null) { |
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return new Currency($defaultCode); |
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} |
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$currency = new Currency($this->currency); |
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$currencies = Money::getCurrencies(); |
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if ($currencies->contains($currency)) { |
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return $currency; |
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} |
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$code = $attributes[$this->currency] ?? $defaultCode; |
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return new Currency($code); |
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} |
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} |
bytic /
money
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