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by Alejandro
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HealthAction::handle()   A

Complexity

Conditions 4
Paths 4

Size

Total Lines 17
Code Lines 12

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 9
CRAP Score 4

Importance

Changes 0
Metric Value
cc 4
eloc 12
nc 4
nop 1
dl 0
loc 17
rs 9.8666
c 0
b 0
f 0
ccs 9
cts 9
cp 1
crap 4
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<?php
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declare(strict_types=1);
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namespace Shlinkio\Shlink\Rest\Action;
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use Doctrine\DBAL\Connection;
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use Psr\Http\Message\ResponseInterface;
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use Psr\Http\Message\ServerRequestInterface;
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use Psr\Log\LoggerInterface;
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use Shlinkio\Shlink\Core\Options\AppOptions;
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use Throwable;
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use Zend\Diactoros\Response\JsonResponse;
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class HealthAction extends AbstractRestAction
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{
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    private const HEALTH_CONTENT_TYPE = 'application/health+json';
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    private const PASS_STATUS = 'pass';
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    private const FAIL_STATUS = 'fail';
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    protected const ROUTE_PATH = '/health';
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    protected const ROUTE_ALLOWED_METHODS = [self::METHOD_GET];
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    /** @var AppOptions */
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    private $options;
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    /** @var Connection */
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    private $conn;
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    public function __construct(Connection $conn, AppOptions $options, LoggerInterface $logger = null)
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    {
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        parent::__construct($logger);
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        $this->conn = $conn;
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        $this->options = $options;
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    }
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    /**
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     * Handles a request and produces a response.
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     *
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     * May call other collaborating code to generate the response.
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     */
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    public function handle(ServerRequestInterface $request): ResponseInterface
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    {
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        try {
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            $connected = $this->conn->ping();
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        } catch (Throwable $e) {
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            $connected = false;
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        }
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        $statusCode = $connected ? self::STATUS_OK : self::STATUS_SERVICE_UNAVAILABLE;
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        return new JsonResponse([
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            'status' => $connected ? self::PASS_STATUS : self::FAIL_STATUS,
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            'version' => $this->options->getVersion(),
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            'links' => [
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                'about' => 'https://shlink.io',
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                'project' => 'https://github.com/shlinkio/shlink',
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            ],
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        ], $statusCode, ['Content-type' => self::HEALTH_CONTENT_TYPE]);
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    }
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}
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