Endpoint::handle() - Code Metrics - Inspection of "Replace MiddlewareInterface implementation by Serv..." - usox/json-schema-api - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( c3ebe1...248bb1 )

by Daniel

created 2022-02-23 08:24 UTC

Endpoint::handle() A

↳ Parent: Endpoint

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	2
c	0
b	0
f	0
nc	1
nop	1
dl	0
loc	5
ccs	2
cts	2
cp	1
crap	1
rs	10

<?php

declare(strict_types=1);

namespace Usox\JsonSchemaApi;

use Http\Discovery\Psr17FactoryDiscovery;
use Opis\JsonSchema\Errors\ErrorFormatter;
use Opis\JsonSchema\Validator;
use Psr\Http\Message\ResponseFactoryInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\StreamFactoryInterface;
use Psr\Log\LoggerInterface;
use Ramsey\Uuid\UuidFactory;
use Ramsey\Uuid\UuidFactoryInterface;
use Ramsey\Uuid\UuidInterface;
use Teapot\StatusCode;
use Throwable;
use Usox\JsonSchemaApi\Contract\MethodProviderInterface;
use Usox\JsonSchemaApi\Dispatch\MethodDispatcher;
use Usox\JsonSchemaApi\Dispatch\MethodDispatcherInterface;
use Usox\JsonSchemaApi\Dispatch\MethodValidator;
use Usox\JsonSchemaApi\Dispatch\RequestValidator;
use Usox\JsonSchemaApi\Dispatch\RequestValidatorInterface;
use Usox\JsonSchemaApi\Dispatch\SchemaLoader;
use Usox\JsonSchemaApi\Exception\ApiException;
use Usox\JsonSchemaApi\Exception\InternalException;
use Usox\JsonSchemaApi\Response\ResponseBuilder;
use Usox\JsonSchemaApi\Response\ResponseBuilderInterface;

/**
 * @see Endpoint::factory()
 */
final class Endpoint implements
    EndpointInterface
{
    public function __construct(
        private RequestValidatorInterface $inputValidator,
        private MethodDispatcherInterface $methodRetriever,
        private ResponseBuilderInterface $responseBuilder,
        private UuidFactoryInterface $uuidFactory,
        private StreamFactoryInterface $streamFactory,
        private ResponseFactoryInterface $responseFactory,
        private ?LoggerInterface $logger = null
    ) {
    }

    /**
     * Execute the api handler and build the response
     */
    public function serve(
        ServerRequestInterface $request,
    ): ResponseInterface {
        $statusCode = StatusCode::OK;
        $responseData = null;


        try {
            // Process and build the response
            $responseData = $this->responseBuilder->buildResponse(
                $this->methodRetriever->dispatch(
                    $request,
                    $this->inputValidator->validate($request)
                )
            );
        } catch (ApiException $e) {
            $uuid = $this->uuidFactory->uuid4();

            $this->logError($e, $uuid);

            // Build an error response
            $responseData = $this->responseBuilder->buildErrorResponse($e, $uuid);

            $statusCode = StatusCode::BAD_REQUEST;
        } catch (InternalException $e) {
            $this->logError(
                $e,
                $this->uuidFactory->uuid4(),
                $e->getContext()
            );

            $statusCode = StatusCode::INTERNAL_SERVER_ERROR;
        } catch (Throwable $e) {
            $this->logError(
                $e,
                $this->uuidFactory->uuid4()
            );

            $statusCode = StatusCode::INTERNAL_SERVER_ERROR;
        }

        $response = $this->responseFactory->createResponse($statusCode);

        if ($responseData !== null) {

            $response = $response->withBody(
                $this->streamFactory->createStream(
                    (string) json_encode($responseData)
                )
            );
        }

        return $response
            ->withHeader('Content-Type', 'application/json')
            ;
    }

    /**
     * @param array<mixed, mixed> $context
     */
    private function logError(
        Throwable $e,
        UuidInterface $uuid,
        array $context = []
    ): void {
        $this->logger?->error(
            sprintf('%s (%d)', $e->getMessage(), $e->getCode()),
            [
                'id' => $uuid->toString(),
                'file' => $e->getFile(),
                'line' => $e->getLine(),
                'context' => $context
            ]
        );
    }

    /**
     * Builds the endpoint.
     *
     * The factories may be omitted, the endpoint will try to autodetect existing PSR17 implementations
     */
    public static function factory(
        MethodProviderInterface $methodProvider,
        ?StreamFactoryInterface $streamFactory = null,
        ?ResponseFactoryInterface $responseFactory = null,
        ?LoggerInterface $logger = null
    ): EndpointInterface {
        $schemaValidator = new Validator();
        $schemaLoader = new SchemaLoader();

        if ($streamFactory === null) {
            $streamFactory = Psr17FactoryDiscovery::findStreamFactory();
        }
        if ($responseFactory === null) {
            $responseFactory = Psr17FactoryDiscovery::findResponseFactory();
        }

        return new self(
            new RequestValidator(
                $schemaLoader,
                $schemaValidator
            ),
            new MethodDispatcher(
                $schemaLoader,
                new MethodValidator(
                    $schemaValidator,
                    new ErrorFormatter()
                ),
                $methodProvider,
                $logger,
            ),
            new ResponseBuilder(),
            new UuidFactory(),
            $streamFactory,
            $responseFactory,
            $logger
        );
    }

    public function handle(
        ServerRequestInterface $request,
    ): ResponseInterface {
        return $this->serve(
            $request,
        );
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Usox\JsonSchemaApi;
6
7		use Http\Discovery\Psr17FactoryDiscovery;
8		use Opis\JsonSchema\Errors\ErrorFormatter;
9		use Opis\JsonSchema\Validator;
10		use Psr\Http\Message\ResponseFactoryInterface;
11		use Psr\Http\Message\ResponseInterface;
12		use Psr\Http\Message\ServerRequestInterface;
13		use Psr\Http\Message\StreamFactoryInterface;
14		use Psr\Log\LoggerInterface;
15		use Ramsey\Uuid\UuidFactory;
16		use Ramsey\Uuid\UuidFactoryInterface;
17		use Ramsey\Uuid\UuidInterface;
18		use Teapot\StatusCode;
19		use Throwable;
20		use Usox\JsonSchemaApi\Contract\MethodProviderInterface;
21		use Usox\JsonSchemaApi\Dispatch\MethodDispatcher;
22		use Usox\JsonSchemaApi\Dispatch\MethodDispatcherInterface;
23		use Usox\JsonSchemaApi\Dispatch\MethodValidator;
24		use Usox\JsonSchemaApi\Dispatch\RequestValidator;
25		use Usox\JsonSchemaApi\Dispatch\RequestValidatorInterface;
26		use Usox\JsonSchemaApi\Dispatch\SchemaLoader;
27		use Usox\JsonSchemaApi\Exception\ApiException;
28		use Usox\JsonSchemaApi\Exception\InternalException;
29		use Usox\JsonSchemaApi\Response\ResponseBuilder;
30		use Usox\JsonSchemaApi\Response\ResponseBuilderInterface;
31
32		/**
33		* @see Endpoint::factory()
34		*/
35		final class Endpoint implements
36		EndpointInterface
37		{
38		public function __construct(
39		private RequestValidatorInterface $inputValidator,
40		private MethodDispatcherInterface $methodRetriever,
41		private ResponseBuilderInterface $responseBuilder,
42		private UuidFactoryInterface $uuidFactory,
43		private StreamFactoryInterface $streamFactory,
44		private ResponseFactoryInterface $responseFactory,
45		private ?LoggerInterface $logger = null
46		) {
47		}
48
49		/**
50		* Execute the api handler and build the response
51		*/
52	6	public function serve(
53		ServerRequestInterface $request,
54		): ResponseInterface {
55	6	$statusCode = StatusCode::OK;
56	6	$responseData = null;
		0 ignored issues – show Unused Code introduced 2021-11-04 17:11 UTC by Report Bug Copy Issue Report The assignment to `$responseData` is dead and can be removed. Loading history...
57
58		try {
59		// Process and build the response
60	6	$responseData = $this->responseBuilder->buildResponse(
61	6	$this->methodRetriever->dispatch(
62		$request,
63	6	$this->inputValidator->validate($request)
64		)
65		);
66	4	} catch (ApiException $e) {
67	2	$uuid = $this->uuidFactory->uuid4();
68
69	2	$this->logError($e, $uuid);
70
71		// Build an error response
72	2	$responseData = $this->responseBuilder->buildErrorResponse($e, $uuid);
73
74	2	$statusCode = StatusCode::BAD_REQUEST;
75	2	} catch (InternalException $e) {
76	1	$this->logError(
77		$e,
78	1	$this->uuidFactory->uuid4(),
79	1	$e->getContext()
80		);
81
82	1	$statusCode = StatusCode::INTERNAL_SERVER_ERROR;
83	1	} catch (Throwable $e) {
84	1	$this->logError(
85		$e,
86	1	$this->uuidFactory->uuid4()
87		);
88
89	1	$statusCode = StatusCode::INTERNAL_SERVER_ERROR;
90		}
91
92	6	$response = $this->responseFactory->createResponse($statusCode);
93
94	6	if ($responseData !== null) {
		0 ignored issues – show introduced 2021-11-04 17:11 UTC by Report Bug Copy Issue Report The condition `$responseData !== null` is always `true`. Loading history...
95	4	$response = $response->withBody(
96	4	$this->streamFactory->createStream(
97	4	(string) json_encode($responseData)
98		)
99		);
100		}
101
102		return $response
103		->withHeader('Content-Type', 'application/json')
104		;
105		}
106
107		/**
108		* @param array<mixed, mixed> $context
109		*/
110	4	private function logError(
111		Throwable $e,
112		UuidInterface $uuid,
113		array $context = []
114		): void {
115	4	$this->logger?->error(
116	4	sprintf('%s (%d)', $e->getMessage(), $e->getCode()),
117		[
118	4	'id' => $uuid->toString(),
119	4	'file' => $e->getFile(),
120	4	'line' => $e->getLine(),
121		'context' => $context
122		]
123		);
124		}
125
126		/**
127		* Builds the endpoint.
128		*
129		* The factories may be omitted, the endpoint will try to autodetect existing PSR17 implementations
130		*/
131	2	public static function factory(
132		MethodProviderInterface $methodProvider,
133		?StreamFactoryInterface $streamFactory = null,
134		?ResponseFactoryInterface $responseFactory = null,
135		?LoggerInterface $logger = null
136		): EndpointInterface {
137	2	$schemaValidator = new Validator();
138	2	$schemaLoader = new SchemaLoader();
139
140	2	if ($streamFactory === null) {
141	1	$streamFactory = Psr17FactoryDiscovery::findStreamFactory();
142		}
143	2	if ($responseFactory === null) {
144	1	$responseFactory = Psr17FactoryDiscovery::findResponseFactory();
145		}
146
147	2	return new self(
148	2	new RequestValidator(
149		$schemaLoader,
150		$schemaValidator
151		),
152	2	new MethodDispatcher(
153		$schemaLoader,
154	2	new MethodValidator(
155		$schemaValidator,
156	2	new ErrorFormatter()
157		),
158		$methodProvider,
159		$logger,
160		),
161	2	new ResponseBuilder(),
162	2	new UuidFactory(),
163		$streamFactory,
164		$responseFactory,
165		$logger
166		);
167		}
168
169	1	public function handle(
170		ServerRequestInterface $request,
171		): ResponseInterface {
172	1	return $this->serve(
173		$request,
174		);
175		}
176		}
177

usox / json-schema-api

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Endpoint::handle() A

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