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<?php |
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/** |
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* User: alec |
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* Date: 19.11.18 |
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* Time: 17:27 |
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*/ |
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declare(strict_types=1); |
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namespace AlecRabbit\Counters; |
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use AlecRabbit\Structures\Trade; |
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use AlecRabbit\Structures\Volume; |
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class VolumeCounterDeprecated extends TimedCounterDeprecated |
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{ |
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/** @var array */ |
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protected $volumesTotal = []; |
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/** @var array */ |
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protected $volumesBuy = []; |
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/** @var array */ |
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protected $volumesSell = []; |
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public function addTrade(Trade $trade): void |
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{ |
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$time = $this->getBaseTime($trade->timestamp); |
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$this->volumesTotal[$time] = $this->volumesTotal[$time] ?? 0; |
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$this->volumesTotal[$time] += $trade->amount; |
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if ($trade->side === T_SELL) { |
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$this->volumesSell[$time] = $this->volumesSell[$time] ?? 0; |
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$this->volumesSell[$time] += $trade->amount; |
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} else { |
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$this->volumesBuy[$time] = $this->volumesBuy[$time] ?? 0; |
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$this->volumesBuy[$time] += $trade->amount; |
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} |
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$this->trim(); |
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} |
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private function trim(): void |
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{ |
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$time = $this->relativeMode ? $this->lastTimestamp : time(); |
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$threshold = $time - $this->length; |
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if (null !== ($key = array_key_first($this->volumesTotal)) && ($key <= $threshold)) { |
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unset($this->volumesTotal[$key]); |
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} |
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if (null !== ($key = array_key_first($this->volumesSell)) && ($key <= $threshold)) { |
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unset($this->volumesSell[$key]); |
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} |
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if (null !== ($key = array_key_first($this->volumesBuy)) && ($key <= $threshold)) { |
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unset($this->volumesBuy[$key]); |
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} |
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} |
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/** |
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* @param bool|null $reset |
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* @return Volume |
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*/ |
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public function getCalculatedVolumes(?bool $reset = null): Volume |
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{ |
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$volume = new Volume(); |
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if (0 < ($sum = array_sum($this->volumesTotal))) { |
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$volume |
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->setTotal($sum) |
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->setSell(array_sum($this->volumesSell)) |
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->setBuy(array_sum($this->volumesBuy)); |
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} |
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if ($reset) { |
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$this->volumesTotal = []; |
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$this->volumesSell = []; |
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$this->volumesBuy = []; |
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} |
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return $volume; |
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} |
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/** @return array */ |
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public function getVolumes(): array |
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{ |
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return |
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[ |
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$this->volumesTotal, |
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$this->volumesSell, |
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$this->volumesBuy, |
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]; |
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} |
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} |
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alecrabbit /
twrb-php-components
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