| 1 |  |  | <?php declare(strict_types=1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Stratadox\EntityState; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Stratadox\IdentityMap\MapsObjectsByIdentity; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | final class StateRepresentation implements State | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |     private $entityStates; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |     private $map; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |     public function __construct( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |         ListsEntityStates $entities, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |         MapsObjectsByIdentity $map | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |     ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |         $this->entityStates = $entities; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |         $this->map = $map; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     public static function with( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |         ListsEntityStates $entities, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |         MapsObjectsByIdentity $map | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     ): State { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |         return new self($entities, $map); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     public function entityStates(): ListsEntityStates | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         return $this->entityStates; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     public function identityMap(): MapsObjectsByIdentity | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |         return $this->map; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     public function add(State $additional): State | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |         $entityStates = $this->entityStates; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         $map = $this->map; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         foreach ($additional->entityStates() as $entityState) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |             $entityStates = $entityStates->add($entityState); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |             $map = $this->addToMapIfNew( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |                 $map, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |                 $additional->identityMap(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |                 $entityState->class(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |                 $entityState->id() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         return new self($entityStates, $map); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     public function changesSince(State $previous): TellsWhatChanged | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |         return $this->entityStates->changesSince($previous->entityStates()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     public function offsetExists($offset): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         return $this->entityStates->offsetExists($offset); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     public function offsetGet($offset): RepresentsEntity | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |         return $this->entityStates->offsetGet($offset); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     public function offsetSet($offset, $value): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         $this->entityStates->offsetSet($offset, $value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |     public function offsetUnset($offset): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |         $this->entityStates->offsetUnset($offset); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     public function next(): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |         $this->entityStates->next(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     public function key(): int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |         return $this->entityStates->key(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     public function valid(): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |         return $this->entityStates->valid(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     public function rewind(): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |         $this->entityStates->rewind(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     public function current(): RepresentsEntity | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         return $this->entityStates->current(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     public function count(): int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |         return $this->entityStates->count(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 107 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 108 |  |  |     private function addToMapIfNew( | 
            
                                                                        
                            
            
                                    
            
            
                | 109 |  |  |         MapsObjectsByIdentity $map, | 
            
                                                                        
                            
            
                                    
            
            
                | 110 |  |  |         MapsObjectsByIdentity $additionalMap, | 
            
                                                                        
                            
            
                                    
            
            
                | 111 |  |  |         string $class, | 
            
                                                                        
                            
            
                                    
            
            
                | 112 |  |  |         string $id | 
            
                                                                        
                            
            
                                    
            
            
                | 113 |  |  |     ): MapsObjectsByIdentity { | 
            
                                                                        
                            
            
                                    
            
            
                | 114 |  |  |         if ($map->has($class, $id)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 115 |  |  |             return $map; | 
            
                                                                        
                            
            
                                    
            
            
                | 116 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 117 |  |  |         return $map->add( | 
            
                                                                        
                            
            
                                    
            
            
                | 118 |  |  |             $id, | 
            
                                                                        
                            
            
                                    
            
            
                | 119 |  |  |             $additionalMap->get($class, $id) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 122 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 123 |  |  |  |