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<?php |
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/******************************************************************************* |
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* This file is part of the GraphQL Bundle package. |
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* |
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* (c) YnloUltratech <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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******************************************************************************/ |
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namespace Ynlo\GraphQLBundle\Filter\Resolver; |
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use GraphQL\Type\Definition\EnumType; |
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use Ynlo\GraphQLBundle\Annotation\Filter; |
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use Ynlo\GraphQLBundle\Definition\ClassAwareDefinitionInterface; |
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use Ynlo\GraphQLBundle\Definition\EnumDefinition; |
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use Ynlo\GraphQLBundle\Definition\FieldDefinition; |
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use Ynlo\GraphQLBundle\Definition\InputObjectDefinition; |
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use Ynlo\GraphQLBundle\Definition\Registry\Endpoint; |
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use Ynlo\GraphQLBundle\Filter\Common\ArrayFilter; |
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use Ynlo\GraphQLBundle\Filter\Common\BooleanFilter; |
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use Ynlo\GraphQLBundle\Filter\Common\DateFilter; |
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use Ynlo\GraphQLBundle\Filter\Common\EnumFilter; |
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use Ynlo\GraphQLBundle\Filter\Common\NodeFilter; |
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use Ynlo\GraphQLBundle\Filter\Common\NumberFilter; |
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use Ynlo\GraphQLBundle\Filter\Common\StringFilter; |
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use Ynlo\GraphQLBundle\Model\Filter\ArrayComparisonExpression; |
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use Ynlo\GraphQLBundle\Model\Filter\DateComparisonExpression; |
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use Ynlo\GraphQLBundle\Model\Filter\DateTimeComparisonExpression; |
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use Ynlo\GraphQLBundle\Model\Filter\EnumComparisonExpression; |
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use Ynlo\GraphQLBundle\Model\Filter\FloatComparisonExpression; |
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use Ynlo\GraphQLBundle\Model\Filter\IntegerComparisonExpression; |
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use Ynlo\GraphQLBundle\Model\Filter\NodeComparisonExpression; |
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use Ynlo\GraphQLBundle\Model\Filter\StringComparisonExpression; |
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use Ynlo\GraphQLBundle\Model\NodeInterface; |
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use Ynlo\GraphQLBundle\Type\Registry\TypeRegistry; |
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use Ynlo\GraphQLBundle\Type\Types; |
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use Ynlo\GraphQLBundle\Util\TypeUtil; |
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/** |
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* Util to work with filters |
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*/ |
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class FilterUtil |
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{ |
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/** |
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* Create filter metadata for given field definition |
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* |
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* @param Endpoint $endpoint |
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* @param FieldDefinition $field |
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* |
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* @return Filter |
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*/ |
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public static function createFilter(Endpoint $endpoint, FieldDefinition $field): Filter |
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{ |
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$filter = new Filter(); |
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$filter->name = $filter->field = $field->getName(); |
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switch (TypeUtil::normalize($field->getType())) { |
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case Types::STRING: |
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$filter->resolver = StringFilter::class; |
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$filter->type = StringComparisonExpression::class; |
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if ($field->isList()) { |
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$filter->resolver = ArrayFilter::class; |
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$filter->type = ArrayComparisonExpression::class; |
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} |
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break; |
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case Types::BOOLEAN: |
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$filter->resolver = BooleanFilter::class; |
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$filter->type = Types::BOOLEAN; |
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break; |
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case Types::DATE: |
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$filter->resolver = DateFilter::class; |
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$filter->type = DateComparisonExpression::class; |
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break; |
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case Types::DATETIME: |
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$filter->resolver = DateFilter::class; |
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$filter->type = DateTimeComparisonExpression::class; |
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break; |
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case Types::INT: |
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$filter->resolver = NumberFilter::class; |
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$filter->type = IntegerComparisonExpression::class; |
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break; |
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case Types::FLOAT: |
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$filter->resolver = NumberFilter::class; |
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$filter->type = FloatComparisonExpression::class; |
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break; |
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} |
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//enums |
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if (!$filter->resolver |
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&& $endpoint->hasType($field->getType()) |
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&& $endpoint->getType($field->getType()) instanceof EnumDefinition) { |
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/** @var EnumDefinition $relatedNode */ |
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$relatedNode = $endpoint->getType($field->getType()); |
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//enum registered using enum definition |
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$enumName = $relatedNode->getName(); |
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foreach ($relatedNode->getValues() as $value) { |
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$enumValues[] = $value->getName(); |
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} |
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$filter = self::createEnumFilter($endpoint, $field, $enumName, $enumValues); |
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$filter->field = $field->getName(); |
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} |
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//enum registered as internal GraphQL type |
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if (!$filter->resolver && TypeRegistry::has($field->getType()) |
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&& ($enumType = TypeRegistry::get($field->getType())) |
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&& $enumType instanceof EnumType) { |
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$enumName = $enumType->name; |
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foreach ($enumType->getValues() as $value) { |
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$enumValues[] = $value->name; |
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} |
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$filter = self::createEnumFilter($endpoint, $field, $enumName, $enumValues); |
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} |
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//relations and enums |
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if (!$filter->resolver |
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&& $endpoint->hasType($field->getType()) |
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&& $endpoint->getType($field->getType()) instanceof ClassAwareDefinitionInterface) { |
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/** @var ClassAwareDefinitionInterface $relatedNode */ |
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$relatedNode = $endpoint->getType($field->getType()); |
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$relatedEntity = $relatedNode->getClass(); |
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try { |
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$ref = new \ReflectionClass($relatedEntity); |
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if ($ref->implementsInterface(NodeInterface::class)) { |
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$filter->resolver = NodeFilter::class; |
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$filter->type = NodeComparisonExpression::class; |
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} |
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} catch (\ReflectionException $exception) { |
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//ignore invalid class or empty |
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} |
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} |
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return $filter; |
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} |
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/** |
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* @param Endpoint $endpoint |
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* @param FieldDefinition $field |
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* @param string $enumName |
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* @param array $enumValues |
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* |
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* @return Filter |
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*/ |
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private static function createEnumFilter(Endpoint $endpoint, FieldDefinition $field, string $enumName, array $enumValues): Filter |
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{ |
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$name = "{$enumName}ComparisonExpression"; |
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if ($endpoint->hasType($name)) { |
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$condition = $endpoint->getType($name); |
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} else { |
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/** @var InputObjectDefinition $condition */ |
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$condition = unserialize(serialize($endpoint->getType(EnumComparisonExpression::class)), ['allowed_classes' => true]); |
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$condition->setName($name); |
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$condition->getField('values')->setType($enumName)->setList(true); |
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$description = $condition->getDescription(); |
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$description = str_replace('\'{VALUE_1}\'', array_values($enumValues)[0], $description); |
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if (isset(array_values($enumValues)[1])) { |
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$description = str_replace('\'{VALUE_2}\'', array_values($enumValues)[1], $description); |
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} else { |
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$description = str_replace(', \'{VALUE_2}\'', null, $description); |
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} |
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$condition->setDescription($description); |
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$endpoint->add($condition); |
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} |
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$filter = new Filter(); |
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$filter->name = $filter->field = $field->getName(); |
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$filter->resolver = EnumFilter::class; |
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$filter->type = $condition->getName(); |
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return $filter; |
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} |
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} |
ynloultratech /
graphql-bundle
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