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<?php |
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declare(strict_types=1); |
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namespace hiqdev\php\billing\price; |
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use hiqdev\php\billing\Money\MultipliedMoney; |
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use hiqdev\php\units\Unit; |
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use hiqdev\php\units\UnitInterface; |
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use InvalidArgumentException; |
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use JsonSerializable; |
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use Money\Money; |
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use hiqdev\php\units\Quantity; |
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class ProgressivePriceThreshold implements JsonSerializable |
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{ |
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/** |
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* @var numeric-string $price The price of the progressive price threshold in currency (not cents) |
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*/ |
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private string $price; |
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private string $currency; |
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private string $quantity; |
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private string $unit; |
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private function __construct(string $price, string $currency, string $quantity, string $unit) |
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{ |
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if ($quantity < 0) { |
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throw new InvalidArgumentException('Quantity of the progressive price threshold must be positive'); |
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} |
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$this->price = $price; |
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$this->currency = strtoupper($currency); |
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$this->quantity = $quantity; |
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$this->unit = $unit; |
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} |
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public static function createFromScalar(string $price, string $currency, string $quantity, string $unit): self |
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{ |
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return new self($price, $currency, $quantity, $unit); |
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} |
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public static function createFromObjects(Money $price, Quantity $quantity): self |
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{ |
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return new self( |
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(string)((int)$price->getAmount() / 100), // TODO: Might be not 100 for some currencies |
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$price->getCurrency()->getCode(), |
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(string)$quantity->getQuantity(), |
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$quantity->getUnit()->getName() |
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); |
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} |
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public function price(): ?MultipliedMoney |
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{ |
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return MultipliedMoney::create($this->price, $this->currency); |
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} |
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public function quantity(): Quantity |
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{ |
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return Quantity::create($this->unit, $this->quantity); |
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} |
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public function unit(): UnitInterface |
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{ |
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return Unit::create($this->unit); |
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} |
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public function getRawPrice(): string |
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{ |
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return $this->price; |
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} |
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public function __toArray(): array |
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{ |
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return [ |
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'price' => $this->price, |
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'currency' => $this->currency, |
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'quantity' => $this->quantity, |
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'unit' => $this->unit, |
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]; |
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} |
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#[\ReturnTypeWillChange] |
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public function jsonSerialize() |
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{ |
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return $this->__toArray(); |
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} |
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} |
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hiqdev /
php-billing
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