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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 InvalidArgumentException; |
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use JsonSerializable; |
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use hiqdev\php\units\Unit; |
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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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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 $quantity) |
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{ |
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return new self( |
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$price->getAmount(), |
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$price->getCurrency()->getCode(), |
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$quantity->getQuantity(), |
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$quantity->getUnit()->getName() |
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); |
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} |
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public function price(): ?Money |
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{ |
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return MoneyBuilder::buildMoney($this->price, $this->currency); |
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} |
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public function quantity(): Quantity |
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{ |
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return Quantity::create(Unit::create($this->unit), $this->quantity); |
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} |
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public function getBasePrice(): 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' => $this->unit, |
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]; |
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} |
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#[\ReturnTypeWillChange] |
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public function jsonSerialize() |
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{ |
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return get_object_vars($this); |
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} |
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} |
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hiqdev /
php-billing
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