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<?php |
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namespace Bavix\Wallet\Simple; |
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use Bavix\Wallet\Interfaces\Mathable; |
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use Brick\Math\BigDecimal; |
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use Brick\Math\RoundingMode; |
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/** |
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* Class BrickMath. |
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*/ |
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class BrickMath implements Mathable |
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{ |
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/** |
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* @var int |
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*/ |
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protected $scale; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function add($first, $second, ?int $scale = null): string |
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{ |
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return (string) BigDecimal::of($first) |
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->plus(BigDecimal::of($second)) |
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->toScale($this->scale($scale), RoundingMode::DOWN); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function sub($first, $second, ?int $scale = null): string |
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{ |
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return (string) BigDecimal::of($first) |
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->minus(BigDecimal::of($second)) |
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->toScale($this->scale($scale), RoundingMode::DOWN); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function div($first, $second, ?int $scale = null): string |
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{ |
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return (string) BigDecimal::of($first) |
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->dividedBy(BigDecimal::of($second), $this->scale($scale), RoundingMode::DOWN); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function mul($first, $second, ?int $scale = null): string |
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{ |
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return (string) BigDecimal::of($first) |
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->multipliedBy(BigDecimal::of($second)) |
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->toScale($this->scale($scale), RoundingMode::DOWN); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function pow($first, $second, ?int $scale = null): string |
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{ |
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return (string) BigDecimal::of($first) |
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->power($second) |
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->toScale($this->scale($scale), RoundingMode::DOWN); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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1 |
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public function ceil($number): string |
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{ |
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return (string) BigDecimal::of($number) |
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->dividedBy(BigDecimal::one(), 0, RoundingMode::CEILING); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function floor($number): string |
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{ |
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return (string) BigDecimal::of($number) |
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->dividedBy(BigDecimal::one(), 0, RoundingMode::FLOOR); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function round($number, int $precision = 0): string |
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{ |
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return (string) BigDecimal::of($number) |
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->dividedBy(BigDecimal::one(), $precision, RoundingMode::HALF_UP); |
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} |
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/** |
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* @param float|int|string $number |
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* @return string |
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*/ |
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public function abs($number): string |
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{ |
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return (string) BigDecimal::of($number)->abs(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function compare($first, $second): int |
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{ |
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return BigDecimal::of($first)->compareTo(BigDecimal::of($second)); |
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} |
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/** |
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* @param int|null $scale |
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* @return int |
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*/ |
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protected function scale(?int $scale = null): int |
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{ |
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if ($this->scale === null) { |
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$this->scale = (int) config('wallet.math.scale', 64); |
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} |
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return $scale ?? $this->scale; |
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} |
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} |
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bavix /
laravel-wallet
