/**
* Calculate the condition applied
*
* @param \Illuminate\Support\Fluent $expression
* @param \Elepunk\Evaluator\Collection $collection
* @return integer
*/
protected function calculate(Fluent $expression, Collection $collection)
{
$target = $collection->get($expression->target);
$collection->setOriginalValue($target);
$action = $expression->action;
$operator = $this->getArithmeticOperator($action);
$target = $this->isMutiplying($expression, $collection);
$value = $this->getCalculationValue($expression->action);
if ($this->isPercentage($action)) {
$value = $this->evaluate('(value/100)*target', ['target' => $target, 'value' => $this->getCalculationValue($expression->action)]);
}
$calculated = $this->evaluate("first {$operator} second", ['first' => $target, 'second' => $value]);
return $calculated;
}
