| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | namespace Rexlabs\Smokescreen\Scope; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Rexlabs\Smokescreen\Exception\InvalidTransformerException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use Rexlabs\Smokescreen\Helpers\StrHelper; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use Rexlabs\Smokescreen\Relations\RelationLoaderInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use Rexlabs\Smokescreen\Resource\Item; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use Rexlabs\Smokescreen\Resource\ResourceInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use Rexlabs\Smokescreen\Serializer\SerializerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use Rexlabs\Smokescreen\Transformer\TransformerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | class Compiler | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     /** @var Scope */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     protected $scope; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     /** @var SerializerInterface */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     protected $serializer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     /** @var RelationLoaderInterface|null */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     protected $loader; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     public function __construct(Scope $scope, SerializerInterface $serializer, RelationLoaderInterface $loader = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |         $this->scope = $scope; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         $this->serializer = $serializer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |         $this->loader = $loader; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     public function compile() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |         $output = []; | 
                            
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                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      * @param Scope $scope | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     protected function serialize(Scope $scope): array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |         // Relationship loading | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         $this->loadRelations($scope->getResource()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         // Build the output by recursively transforming each resource | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         return $scope->isCollection() ? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |             $this->serializeCollection($scope) : $this->serializeItem($scope); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |     protected function loadRelations(ResourceInterface $resource) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         if ($this->loader !== null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |             $this->loader->load($resource); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     protected function serializeCollection(Scope $scope) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         $items = array_map(function($data) use ($scope) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |             $scope = new Scope( | 
                            
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                | 66 |  |  |                 new Item( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |                     $data, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |                     $scope->getResource()->getTransformer(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |                     $scope->getResource()->getResourceKey() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |                 ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |                 $scope->getIncludes() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |             return $this->transformItem($item); | 
                            
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                | 75 |  |  |         }, $scope->getResource()->toArray()); | 
                            
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                | 76 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         // Serialize all the items | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         $output = $this->serializer->collection( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |             $collection->getResourceKey(), | 
                            
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                | 80 |  |  |             $items | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         // Merge in any pagination | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         if ($collection->hasPaginator()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |             $output = array_merge($output, $this->serializer->paginator($collection->getPaginator())); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |         return $output; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      * @param Item $item | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      * @return array | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 95 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 96 |  |  |     protected function transformItem(Item $item): array | 
            
                                                                        
                            
            
                                    
            
            
                | 97 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 98 |  |  |         $transformer = $item->getTransformer(); | 
                            
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                | 99 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 100 |  |  |         return []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     protected function callTransformerIncludeMethodFor($transformer, $includeKey, $item) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |         return $transformer->{'include' . StrHelper::studlyCase($includeKey)}($item); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |     protected function serializeItem(Scope $scope) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |         $resource = $scope->getResource(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |         return $this->serializer->item( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |             $resource->getResourceKey(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |             $this->transformItem($resource->getData(), $resource->getTransformer()) | 
                            
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                | 115 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 117 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 118 |  |  | } |