Gica\Cqrs\ProgressReporting\TaskProgressCalculator

Complexity

Total Complexity

7

Size/Duplication

Total Lines	54
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes

0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	8	1
A	setStartTime()	0	4	1
A	increment()	0	4	1
A	getTotalSteps()	0	4	1
A	getStep()	0	4	1
A	calculateSpeed()	0	4	1
A	calculateEta()	0	4	1

<?php
/**
 * Copyright (c) 2017 Constantin Galbenu <xprt64@gmail.com>
 */

namespace Gica\Cqrs\ProgressReporting;


class TaskProgressCalculator
{
    /**
     * @var int
     */
    private $totalSteps;

    /** @var float */
    private $startTime;

    private $step = 0;

    public function __construct(
        int $totalSteps
    )
    {
        $this->totalSteps = $totalSteps;

        $this->setStartTime(microtime(true));
    }

    public function setStartTime(float $startTime)
    {
        $this->startTime = $startTime;
    }

    public function increment()
    {
        $this->step++;
    }

    public function getTotalSteps(): int
    {
        return $this->totalSteps;
    }

    /**
     * @return int
     */
    public function getStep(): int
    {
        return $this->step;
    }

    public function calculateSpeed()
    {
        return $this->step / (microtime(true) - $this->startTime);
    }

    public function calculateEta()
    {
        return ($this->totalSteps - $this->step) / $this->calculateSpeed();
    }
}