AbstractClassResolver::getClassNameFinder() - Code Metrics - Inspection of "Merge pull request #191 from gacela-project/featur..." - gacela-project/gacela - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( bfac15...293213 )

by Chema

created 2022-09-18 09:15 UTC

AbstractClassResolver::getClassNameFinder() A

↳ Parent: AbstractClassResolver

Complexity

Conditions	2
Paths	2

Size

Total Lines	10
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	7
CRAP Score	2

Importance

Changes

Metric	Value
cc	2
eloc	6
nc	2
nop	0
dl	0
loc	10
ccs	7
cts	7
cp	1
crap	2
rs	10
c	0
b	0
f	0

<?php

declare(strict_types=1);

namespace Gacela\Framework\ClassResolver;

use Gacela\Framework\AbstractConfig;
use Gacela\Framework\AbstractFactory;
use Gacela\Framework\ClassResolver\Cache\GacelaCache;
use Gacela\Framework\ClassResolver\ClassNameFinder\ClassNameFinderInterface;
use Gacela\Framework\ClassResolver\Config\ConfigResolver;
use Gacela\Framework\ClassResolver\Factory\FactoryResolver;
use Gacela\Framework\ClassResolver\GlobalInstance\AnonymousGlobal;
use Gacela\Framework\ClassResolver\InstanceCreator\InstanceCreator;
use Gacela\Framework\Config\Config;
use Gacela\Framework\Config\GacelaFileConfig\GacelaConfigFileInterface;

use function is_array;
use function is_object;

abstract class AbstractClassResolver
{
    /** @var array<string,null|object> */
    private static array $cachedInstances = [];

    private ?ClassNameFinderInterface $classNameFinder = null;

    private ?GacelaConfigFileInterface $gacelaFileConfig = null;

    private ?InstanceCreator $instanceCreator = null;

    /**
     * @internal remove all cached instances: facade, factory, config, dependency-provider
     */
    public static function resetCache(): void
    {
        self::$cachedInstances = [];
    }

    /**
     * @param object|class-string $caller

     */
    abstract public function resolve($caller): ?object;

    /**
     * @param object|class-string $caller

     */
    public function doResolve($caller): ?object
    {
        $classInfo = ClassInfo::from($caller, $this->getResolvableType());

        $cacheKey = $classInfo->getCacheKey();

        $resolvedClass = $this->resolveCached($cacheKey);
        if ($resolvedClass !== null) {
            return $resolvedClass;
        }

        $resolvedClassName = $this->findClassName($classInfo);
        if ($resolvedClassName === null) {
            // Try again with its parent class
            if (is_object($caller)) {
                $parentClass = get_parent_class($caller);
                if ($parentClass !== false) {
                    return $this->doResolve($parentClass);
                }
            }

            return $this->createDefaultGacelaClass();
        }

        self::$cachedInstances[$cacheKey] = $this->createInstance($resolvedClassName);

        return self::$cachedInstances[$cacheKey];
    }

    abstract protected function getResolvableType(): string;

    private function resolveCached(string $cacheKey): ?object
    {
        return AnonymousGlobal::getByKey($cacheKey)
            ?? self::$cachedInstances[$cacheKey]
            ?? null;
    }

    /**
     * @return class-string|null

     */
    private function findClassName(ClassInfo $classInfo): ?string
    {
        return $this->getClassNameFinder()->findClassName(
            $classInfo,
            $this->getPossibleResolvableTypes()
        );
    }

    private function getClassNameFinder(): ClassNameFinderInterface
    {
        if ($this->classNameFinder === null) {
            $this->classNameFinder = (new ClassResolverFactory(
                new GacelaCache(Config::getInstance()),
                Config::getInstance()->getSetupGacela()
            ))->createClassNameFinder();
        }

        return $this->classNameFinder;

    }

    /**
     * Allow overriding gacela suffixes resolvable types.
     *
     * @return list<string>
     */
    private function getPossibleResolvableTypes(): array
    {
        $suffixTypes = $this->getGacelaConfigFile()->getSuffixTypes();

        $resolvableTypes = $suffixTypes[$this->getResolvableType()] ?? $this->getResolvableType();

        return is_array($resolvableTypes) ? $resolvableTypes : [$resolvableTypes];
    }

    /**
     * @param class-string $resolvedClassName
     */
    private function createInstance(string $resolvedClassName): ?object
    {
        if ($this->instanceCreator === null) {
            $this->instanceCreator = new InstanceCreator($this->getGacelaConfigFile());
        }

        return $this->instanceCreator->createByClassName($resolvedClassName);
        return $this->instanceCreator->/** @scrutinizer ignore-call */ createByClassName($resolvedClassName);
    }

    private function getGacelaConfigFile(): GacelaConfigFileInterface
    {
        if ($this->gacelaFileConfig === null) {
            $this->gacelaFileConfig = Config::getInstance()
                ->getFactory()
                ->createGacelaFileConfig();
        }

        return $this->gacelaFileConfig;

    }

    private function createDefaultGacelaClass(): ?object
    {
        switch ($this->getResolvableType()) {
            case FactoryResolver::TYPE:
                return new class() extends AbstractFactory {};
            case ConfigResolver::TYPE:
                return new class() extends AbstractConfig {};
            default:
                return null;
        }
    }
}


gacela-project / gacela

Push — master ( bfac15...293213 )

AbstractClassResolver::getClassNameFinder() A

Complexity

Size

Duplication

Code Coverage

Importance

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