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<?php |
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namespace Carpenstar\ByBitAPI\Core\Helpers; |
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use Carpenstar\ByBitAPI\Core\Enums\WebSocketOrderBookDepth; |
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use Carpenstar\ByBitAPI\Core\Exceptions\SDKException; |
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class NumericHelper |
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{ |
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/** |
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* Проверка, больше ли переданное сравниваемое значение с установленным |
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* |
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* @param float $value |
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* @param float $minValue |
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* @return void |
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* @throws SDKException |
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*/ |
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public static function checkValueMoreThan(float $value, float $minValue): void |
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{ |
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if ($value < $minValue) { |
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throw new SDKException("Value {$value} less than {$minValue}"); |
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} |
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} |
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/** |
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* Проверка, меньше ли переданное сравниваемое значение с установленным |
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* |
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* @param float $value |
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* @param float $maxValue |
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* @return void |
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* @throws SDKException |
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*/ |
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public static function checkValueLessThan(float $value, float $maxValue): void |
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{ |
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if ($value > $maxValue) { |
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throw new SDKException("Value {$value} more than {$maxValue}"); |
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} |
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} |
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public static function assign($value, $defaultValue = 0): int |
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{ |
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return (int) $value ?? $defaultValue; |
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} |
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/** |
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* Проверка соответствует ли переданное значение, среди значений возможных для указаний глубины книги ордеров |
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* |
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* @param int $value |
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* @param string $streamType |
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* @return bool |
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* @throws SDKException |
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*/ |
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public static function validateDepthValue(int $value, string $streamType): bool |
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{ |
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$isValidate = true; |
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switch ($streamType) { |
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case 'spot': |
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if (!in_array($value, [WebSocketOrderBookDepth::DEPTH_1, WebSocketOrderBookDepth::DEPTH_50, WebSocketOrderBookDepth::DEPTH_200])) { |
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$isValidate = false; |
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} |
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break; |
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case 'linear': |
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case 'inverse': |
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if (!in_array($value, [WebSocketOrderBookDepth::DEPTH_1, WebSocketOrderBookDepth::DEPTH_50, WebSocketOrderBookDepth::DEPTH_200, WebSocketOrderBookDepth::DEPTH_500])) { |
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$isValidate = false; |
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} |
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break; |
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case 'option': |
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if (!in_array($value, [WebSocketOrderBookDepth::DEPTH_25, WebSocketOrderBookDepth::DEPTH_100])) { |
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$isValidate = false; |
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} |
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break; |
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default: |
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throw new SDKException("Unknown stream type: {$streamType}"); |
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} |
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return $isValidate; |
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} |
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} |
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