RateLimit\InMemoryRateLimiter

Complexity

Total Complexity

3

Size/Duplication

Total Lines	26
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Test Coverage

Coverage

100%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	handle()	0	20	3

<?php

declare(strict_types=1);

namespace RateLimit;

use DateTimeImmutable;

final class InMemoryRateLimiter implements RateLimiter
{
    /** @var array */
    private $store = [];

    public function handle(string $identifier, QuotaPolicy $quotaPolicy): Status
    {
        $key = "$identifier:{$quotaPolicy->getInterval()}:" . floor(time() / $quotaPolicy->getInterval());

        if (!isset($this->store[$key])) {
            $this->store[$key] = [
                'current' => 1,
                'expires' => time() + $quotaPolicy->getInterval(),
            ];
        } elseif ($this->store[$key]['current'] <= $quotaPolicy->getQuota()) {
            $this->store[$key]['current']++;
        }

        return Status::from(
            $identifier,
            $this->store[$key]['current'],
            $quotaPolicy,
            new DateTimeImmutable('@' . $this->store[$key]['expires'])
        );
    }
}