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<?php |
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namespace Arthem\GraphQLMapper\Mapping; |
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use Arthem\GraphQLMapper\Utils\TypeParser; |
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class MappingNormalizer |
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{ |
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/** |
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* Validates mapping and fixes missing definitions |
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* |
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* @param SchemaContainer $schemaContainer |
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*/ |
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public function normalize(SchemaContainer $schemaContainer) |
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{ |
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$this->fixNames($schemaContainer); |
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foreach ($schemaContainer->getTypes() as $type) { |
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foreach ($type->getFields() as $field) { |
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$this->normalizeField($schemaContainer, $field); |
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} |
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} |
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if (null !== $querySchema = $schemaContainer->getQuerySchema()) { |
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foreach ($querySchema->getFields() as $field) { |
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$this->normalizeField($schemaContainer, $field); |
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} |
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} |
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if (null !== $mutationSchema = $schemaContainer->getMutationSchema()) { |
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foreach ($mutationSchema->getFields() as $field) { |
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$this->normalizeField($schemaContainer, $field); |
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} |
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} |
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} |
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/** |
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* @param SchemaContainer $schemaContainer |
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*/ |
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private function fixNames(SchemaContainer $schemaContainer) |
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{ |
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if (null !== $query = $schemaContainer->getQuerySchema()) { |
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$query->setName('Query'); |
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if (null === $query->getDescription()) { |
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$query->setDescription('The query root of this schema'); |
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} |
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} |
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if (null !== $mutation = $schemaContainer->getMutationSchema()) { |
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$mutation->setName('Mutation'); |
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if (null === $mutation->getDescription()) { |
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$mutation->setDescription('The mutation root of this schema'); |
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} |
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} |
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} |
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/** |
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* @param SchemaContainer $schemaContainer |
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* @param Field $field |
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*/ |
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private function normalizeField(SchemaContainer $schemaContainer, Field $field) |
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{ |
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$config = $field->getResolveConfig(); |
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// TODO tranform to a Guesser |
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if (isset($config['function']) && !isset($config['handler'])) { |
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$field->mergeRevolveConfig(['handler' => 'callable']); |
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} |
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$this->mergeResolveConfig($schemaContainer, $field); |
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} |
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/** |
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* @param SchemaContainer $schemaContainer |
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* @param Field $field |
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*/ |
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private function mergeResolveConfig(SchemaContainer $schemaContainer, Field $field) |
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{ |
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$typeName = TypeParser::getFinalType($field->getType()); |
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if (!$schemaContainer->hasType($typeName)) { |
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return; |
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} |
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$typeConfig = $schemaContainer |
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->getType($typeName) |
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->getResolveConfig(); |
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$field->mergeResolveConfig($typeConfig); |
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} |
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} |
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4rthem /
graphql-mapper
