Standard::getDefaultSorting() - Code Metrics - Inspection of "Introducing Excel export for TransactionLines #610..." - Ecodev/my-ichtus - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions
Push — master ( c4208e...4b96fe )

by Sylvain
created 2019-06-13 16:17 UTC
Standard::getDefaultSorting() A

↳ Parent: Standard
Complexity

Conditions	1
Paths	1
Size

Total Lines	10
Code Lines	5
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	4
CRAP Score	1
Importance

Changes
Metric	Value
cc	1
eloc	5
nc	1
nop	1
dl	0
loc	10
ccs	4
cts	4
cp	1
crap	1
rs	10
c	0
b	0
f	0
<?php

declare(strict_types=1);

namespace Application\Api\Field;

use Application\Api\Helper;
use Application\Api\Input\PaginationInputType;
use Application\Model\AbstractModel;
use Doctrine\ORM\Mapping\ClassMetadata;
use GraphQL\Type\Definition\Type;
use Money\Money;
use ReflectionClass;

/**
 * Provide easy way to build standard fields to query and mutate objects
 */
abstract class Standard
{
    /**
     * Returns standard fields to query the object
     *
     * @param string $class
     *
     * @return array
     */
    public static function buildQuery(string $class): array
    {
        $metadata = _em()->getClassMetadata($class);
        $reflect = $metadata->getReflectionClass();
        $name = lcfirst($reflect->getShortName());
        $shortName = $reflect->getShortName();
        $plural = self::makePlural($name);

        $listArgs = self::getListArguments($metadata);
        $singleArgs = self::getSingleArguments($class);

        return [
            [
                'name' => $plural,
                'type' => Type::nonNull(_types()->get($shortName . 'Pagination')),
                'type' => Type::nonNull(/** @scrutinizer ignore-type */ _types()->get($shortName . 'Pagination')),
                'args' => $listArgs,
                'resolve' => function ($root, array $args) use ($class): array {
                    $filters = self::customTypesToScalar($args['filter'] ?? []);
                    $qb = _types()->createFilteredQueryBuilder($class, $filters, $args['sorting'] ?? []);

                    $items = Helper::paginate($args['pagination'], $qb);
                    $exportExcelField = Helper::excelExportField($class, $qb);
                    $aggregatedFields = Helper::aggregatedFields($class, $qb);
                    $result = array_merge($aggregatedFields, $exportExcelField, $items);

                    return $result;
                },
            ],
            [
                'name' => $name,
                'type' => Type::nonNull(_types()->getOutput($class)),
                'args' => $singleArgs,
                'resolve' => function ($root, array $args): ?AbstractModel {
                    $object = $args['id']->getEntity();

                    Helper::throwIfDenied($object, 'read');

                    return $object;
                },
            ],
        ];
    }

    /**
     * Returns standard fields to mutate the object
     *
     * @param string $class
     *
     * @return array
     */
    public static function buildMutation(string $class): array
    {
        $reflect = new ReflectionClass($class);
        $name = $reflect->getShortName();
        $plural = self::makePlural($name);
        $lowerName = lcfirst($name);

        return [
            [
                'name' => 'create' . $name,
                'type' => Type::nonNull(_types()->getOutput($class)),
                'description' => 'Create a new ' . $name,
                'args' => [
                    'input' => Type::nonNull(_types()->getInput($class)),
                ],
                'resolve' => function ($root, array $args) use ($class, $lowerName): AbstractModel {

                    // Do it
                    $object = new $class();
                    $input = $args['input'];
                    Helper::hydrate($object, $input);

                    // Check ACL
                    Helper::throwIfDenied($object, 'create');

                    _em()->persist($object);
                    _em()->flush();

                    return $object;
                },
            ],
            [
                'name' => 'update' . $name,
                'type' => Type::nonNull(_types()->getOutput($class)),
                'description' => 'Update an existing ' . $name,
                'args' => [
                    'id' => Type::nonNull(_types()->getId($class)),
                    'input' => Type::nonNull(_types()->getPartialInput($class)),
                ],
                'resolve' => function ($root, array $args) use ($lowerName): AbstractModel {

                    $object = $args['id']->getEntity();

                    // Check ACL
                    Helper::throwIfDenied($object, 'update');

                    // Do it
                    $input = $args['input'];
                    Helper::hydrate($object, $input);

                    _em()->flush();

                    return $object;
                },
            ],
            [
                'name' => 'delete' . $plural,
                'type' => Type::nonNull(Type::boolean()),
                'description' => 'Delete one or several existing ' . $name,
                'args' => [
                    'ids' => Type::nonNull(Type::listOf(Type::nonNull(_types()->getId($class)))),
                ],
                'resolve' => function ($root, array $args) use ($lowerName): bool {

                    foreach ($args['ids'] as $id) {
                        $object = $id->getEntity();

                        // Check ACL
                        Helper::throwIfDenied($object, 'delete');

                        // Do it
                        _em()->remove($object);
                    }

                    _em()->flush();

                    return true;
                },
            ],
        ];
    }

    /**
     * Returns standard mutations to manage many-to-many relations between two given class
     *
     * @param string $ownerClass The class owning the relation
     * @param string $otherClass The other class, not-owning the relation
     * @param null|string $otherName a specific semantic, if needed, to be use as adder. If `$otherName = 'Parent'`, then we will call `addParent()`
     *
     * @throws \ReflectionException
     *
     * @return array
     */
    public static function buildRelationMutation(string $ownerClass, string $otherClass, ?string $otherName = null): array
    {
        $ownerReflect = new ReflectionClass($ownerClass);
        $ownerName = $ownerReflect->getShortName();
        $lowerOwnerName = lcfirst($ownerName);

        $otherReflect = new ReflectionClass($otherClass);
        $otherClassName = $otherReflect->getShortName();
        if ($otherName) {
            $semantic = ' as ' . $otherName;
        } else {
            $semantic = '';
            $otherName = $otherClassName;
        }
        $lowerOtherName = lcfirst($otherName);

        if ($lowerOwnerName === $lowerOtherName) {
            $lowerOwnerName .= 1;
            $lowerOtherName .= 2;
        }

        $args = [
            $lowerOwnerName => Type::nonNull(_types()->getId($ownerClass)),
            $lowerOtherName => Type::nonNull(_types()->getId($otherClass)),
        ];

        return [
            [
                'name' => 'link' . $ownerName . $otherName,
                'type' => Type::nonNull(_types()->getOutput($ownerClass)),
                'description' => 'Create a relation between ' . $ownerName . ' and ' . $otherClassName . $semantic . '.' . PHP_EOL . PHP_EOL .
                    'If the relation already exists, it will have no effect.',
                'args' => $args,
                'resolve' => function ($root, array $args) use ($lowerOwnerName, $lowerOtherName, $otherName, $otherClass): AbstractModel {

                    $owner = $args[$lowerOwnerName]->getEntity();
                    $other = $args[$lowerOtherName]->getEntity();

                    // Check ACL
                    Helper::throwIfDenied($owner, 'update');

                    // Do it
                    $method = 'add' . $otherName;
                    $owner->$method($other);
                    _em()->flush();

                    return $owner;
                },
            ],
            [
                'name' => 'unlink' . $ownerName . $otherName,
                'type' => Type::nonNull(_types()->getOutput($ownerClass)),
                'description' => 'Delete a relation between ' . $ownerName . ' and ' . $otherClassName . $semantic . '.' . PHP_EOL . PHP_EOL .
                    'If the relation does not exist, it will have no effect.',
                'args' => $args,
                'resolve' => function ($root, array $args) use ($lowerOwnerName, $lowerOtherName, $otherName, $otherClass): AbstractModel {

                    $owner = $args[$lowerOwnerName]->getEntity();
                    $other = $args[$lowerOtherName]->getEntity();

                    // Check ACL
                    Helper::throwIfDenied($owner, 'update');

                    // Do it
                    if ($other) {
                        $method = 'remove' . $otherName;
                        $owner->$method($other);
                        _em()->flush();
                    }

                    return $owner;
                },
            ],
        ];
    }

    /**
     * Returns the plural form of the given name
     *
     * @param string $name
     *
     * @return string
     */
    private static function makePlural(string $name): string
    {
        $plural = $name . 's';
        $plural = preg_replace('/ys$/', 'ies', $plural);
        $plural = preg_replace('/ss$/', 'ses', $plural);

        return $plural;
    }

    /**
     * Return arguments used for the list
     *
     * @param ClassMetadata $class
     *
     * @return array
     */
    private static function getListArguments(ClassMetadata $class): array
    {
        $listArgs = [
            [
                'name' => 'filter',
                'type' => _types()->getFilter($class->getName()),
            ],
            [
                'name' => 'sorting',
                'type' => _types()->getSorting($class->getName()),
                'defaultValue' => self::getDefaultSorting($class),
            ],
        ];

        $listArgs[] = PaginationInputType::build();

        return $listArgs;
    }

    /**
     * Return arguments used for single item
     *
     * @param string $class
     *
     * @return array
     */
    private static function getSingleArguments(string $class): array
    {
        $args = [
            'id' => Type::nonNull(_types()->getId($class)),
        ];

        return $args;
    }

    /**
     * Get default sorting values with some fallback for some special cases
     *
     * @param ClassMetadata $class
     *
     * @return array
     */
    private static function getDefaultSorting(ClassMetadata $class): array
    {
        $defaultSorting = [];

        $defaultSorting[] = [
            'field' => 'id',
            'order' => 'ASC',
        ];

        return $defaultSorting;
    }

    /**
     * Recursively convert custom scalars that don't implement __toString() to their scalar
     * representation to injected back into DQL/SQL
     *
     * @param array $args
     *
     * @return array
     */
    private static function customTypesToScalar(array $args): array
    {
        foreach ($args as &$p) {
            if (is_array($p)) {
                $p = self::customTypesToScalar($p);
            } elseif ($p instanceof Money) {
                $p = $p->getAmount();
            }
        }

        return $args;
    }
}

Ecodev / my-ichtus

Push — master ( c4208e...4b96fe )

Standard::getDefaultSorting() A

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