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Pull Request — master (#99)
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13:18
created

RepresentationUniquenessGuard::ensureUnique()   A

↳ Parent: RepresentationUniquenessGuard

Complexity

Conditions 2
Paths 2

Size

Total Lines 9
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 2
Bugs 1 Features 0
Metric Value
cc 2
eloc 4
c 2
b 1
f 0
nc 2
nop 1
dl 0
loc 9
rs 10
1 
<?php declare(strict_types=1);
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namespace hiqdev\php\billing\product\invoice;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class RepresentationUniquenessGuard

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private static array $keys = [];

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    public function ensureUnique(RepresentationInterface $representation): void

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        $key = $this->generateKey($representation);

            


            
                                                                        
                            
            
                                    
            
            

                
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        if (isset(self::$keys[$key])) {

            


            
                                                                        
                            
            
                                    
            
            

                
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            throw new DuplicateRepresentationException("Duplicate '$key' representation");

            


            
                                                                        
                            
            
                                    
            
            

                
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        }

            


            
                                                                        
                            
            
                                    
            
            

                
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        self::$keys[$key] = true;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private function generateKey(RepresentationInterface $representation): string

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $reflect = new \ReflectionClass($representation);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return $reflect->getShortName() . ':' . $representation->getType()->getName();

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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