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<?php |
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/** |
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* User: alec |
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* Date: 14.10.18 |
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* Time: 2:18 |
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*/ |
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namespace AlecRabbit\Tools; |
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use AlecRabbit\Tools\Contracts\CounterInterface; |
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use AlecRabbit\Tools\Reports\Contracts\ReportableInterface; |
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use AlecRabbit\Tools\Reports\Traits\Reportable; |
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use AlecRabbit\Tools\Traits\CounterFields; |
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class Counter implements CounterInterface, ReportableInterface |
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{ |
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use CounterFields, Reportable; |
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/** |
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* Counter constructor |
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* @param string|null $name |
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* @param int $step |
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* @param int $initialValue |
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*/ |
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public function __construct(?string $name = null, int $step = 1, int $initialValue = 0) |
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{ |
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$this->name = $this->defaultName($name); |
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$this->setInitialValue($initialValue); |
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$this->setStep($step); |
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} |
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/** |
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* @param int $initialValue |
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* @return Counter |
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*/ |
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public function setInitialValue(int $initialValue): Counter |
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{ |
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if (false === $this->isStarted()) { |
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$this->value = $this->initialValue = $this->length = $initialValue; |
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} else { |
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throw new \RuntimeException('You can\'t set counter initial value, it has been bumped already.'); |
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} |
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return $this; |
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} |
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/** |
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* @param int $step |
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* @return Counter |
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*/ |
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public function setStep(int $step): Counter |
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{ |
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$step = $this->assertStep($step); |
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if (false === $this->isStarted()) { |
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$this->step = $step; |
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} else { |
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throw new \RuntimeException('You can\'t set counter step value, it has been bumped already.'); |
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} |
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return $this; |
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} |
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/** |
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* @param int $step |
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* @return int |
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*/ |
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protected function assertStep(int $step): int |
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{ |
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if ($step === 0) { |
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throw new \RuntimeException('Counter step should be non-zero integer.'); |
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} |
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return $step; |
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} |
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/** |
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* @param int $times |
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* @return int |
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*/ |
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public function bumpBack(int $times = 1): int |
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{ |
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return |
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$this->bump($times, false); |
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} |
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/** |
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* @param int $times |
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* @param bool $forward |
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* @return int |
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*/ |
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public function bump(int $times = 1, bool $forward = true): int |
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{ |
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$times = $this->assertTimes($times); |
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$this->start(); |
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$this->path += $times * $this->step; |
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$this->length += $times * $this->step; |
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1 |
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if ($forward) { |
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$this->value += $times * $this->step; |
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$this->bumpedForward++; |
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} else { |
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$this->value -= $times * $this->step; |
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$this->bumpedBack++; |
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} |
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return |
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$this->value; |
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} |
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protected function assertTimes(int $times): int |
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{ |
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if ($times < 1) { |
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throw new \RuntimeException(__METHOD__ . ' parameter 0 should be positive non-zero integer.'); |
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} |
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return $times; |
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} |
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protected function start(): void |
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{ |
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$this->started = true; |
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} |
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} |
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alecrabbit /
php-simple-profiler
