/**
* get work shift length
* @return int
*/
private function getWorkShiftLength()
{
$employeeService = new EmployeeService();
$employeeWorkShift = $employeeService->getWorkShift($this->getEmployeeNumber());
if ($employeeWorkShift != null) {
return $employeeWorkShift->getWorkShift()->getHoursPerDay();
} else {
return WorkShift::DEFAULT_WORK_SHIFT_LENGTH;
}
}
