byrokrat\banking\Validator\PersonalIdDateValidator

Complexity

Total Complexity

2

Size/Duplication

Total Lines	15
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	3

Test Coverage

Coverage

100%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	validate()	0	12	2

<?php

declare(strict_types = 1);

namespace byrokrat\banking\Validator;

use byrokrat\banking\AccountNumber;

/**
 * Validate that account numbers contains dates as in swedish personal ids
 */
class PersonalIdDateValidator implements ValidatorInterface
{
    public function validate(AccountNumber $number): ResultInterface
    {
        $day = (int)substr($number->getSerialNumber(), -5, 2);
        $month = (int)substr($number->getSerialNumber(), -7, 2);
        $year = (int)substr($number->getSerialNumber(), 0, -7);

        if (!checkdate($month, $day, $year)) {
            return new Failure("Account number is not a valid personal id number");
        }

        return new Success("Valid personal id number");
    }
}