Viewing file:  DiffCalculator.php (3.23 KB) -rw-r--r--
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<?php
namespace BusinessTime;
use BusinessTime\Exceptions\InvalidArgumentException;
use Carbon\Carbon;
use Carbon\CarbonInterface;
use Carbon\CarbonInterval;
use Spatie\OpeningHours\OpeningHours;
class DiffCalculator
{
/**
* @var string
*/
protected $unit;
/**
* @var bool
*/
protected $open;
/**
* @var bool
*/
protected $absolute;
/**
* @var bool
*/
protected $holidaysAreClosed;
/**
* @var bool
*/
protected $useDst;
/**
* @var string
*/
protected $methodPrefix;
public function __construct(string $unit, string $methodPrefix = 'floatDiffIn')
{
$this->unit = ucfirst(Carbon::pluralUnit($unit));
$this->methodPrefix = $methodPrefix;
}
public function setFlags(bool $open, bool $absolute, bool $holidaysAreClosed, bool $useDst)
{
$this->open = $open;
$this->absolute = $absolute;
$this->holidaysAreClosed = $holidaysAreClosed;
$this->useDst = $useDst;
}
public function calculateDiff(CarbonInterface $start, CarbonInterface $end)
{
if ($this->unit === 'Intervals') {
$this->unit = 'Seconds';
return CarbonInterval::createFromFormat(
's.u',
number_format($this->calculateFloatDiff($start, $end), 6, '.', '')
)->cascade();
}
return $this->calculateFloatDiff($start, $end);
}
public function calculateFloatDiff(CarbonInterface $start, CarbonInterface $end): float
{
if ($end < $start) {
return ($this->absolute ? 1 : -1) * $this->calculateFloatDiff($end, $start);
}
$time = 0;
$floatDiff = $this->methodPrefix.($this->useDst ? '' : 'Real').$this->unit;
$isWrongState = 'is'.($this->holidaysAreClosed ? 'Business' : '').($this->open ? 'Closed' : 'Open');
$nextWrongState = 'next'.($this->holidaysAreClosed ? 'Business' : '').($this->open ? 'Close' : 'Open');
$nextCorrectState = 'next'.($this->holidaysAreClosed ? 'Business' : '').($this->open ? 'Open' : 'Close');
$hours = $this->getOpeningHours($start);
$date = $this->copy($start);
while ($date < $end) {
if ($date->$isWrongState()) {
$date = $this->withOpeningHours($date->$nextCorrectState(), $hours);
continue;
}
$nextDate = $this->withOpeningHours($this->copy($date)->$nextWrongState(), $hours);
$time += $date->$floatDiff(min($end, $nextDate));
$date = $nextDate;
}
return $time;
}
protected function copy(CarbonInterface $date): CarbonInterface
{
return $this->withOpeningHours($date->copy(), $this->getOpeningHours($date));
}
protected function withOpeningHours(CarbonInterface $date, ?OpeningHours $hours): CarbonInterface
{
if ($hours) {
return $date->setOpeningHours($hours);
}
return $date;
}
protected function getOpeningHours(CarbonInterface $date): ?OpeningHours
{
try {
return $date->getOpeningHours(MixinBase::LOCAL_MODE);
} catch (InvalidArgumentException $exception) {
return null;
}
}
}
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