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Push — master ( deb397...eab8d5 )
by Mr
01:40
created

StandardProjector::handle()   A

↳ Parent: StandardProjector

Complexity

Conditions 3
Paths 4

Size

Total Lines 18
Code Lines 11

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 18
c 0
b 0
f 0
rs 9.4285
cc 3
eloc 11
nc 4
nop 1
1 
<?php
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namespace Daikon\Dbal\Projector;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Assert\Assertion;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Daikon\Cqrs\EventStore\CommitInterface;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Daikon\Dbal\Repository\RepositoryInterface;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Daikon\MessageBus\EnvelopeInterface;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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final class StandardProjector implements ProjectorInterface

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private $repository;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public function __construct(RepositoryInterface $repository)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $this->repository = $repository;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    public function handle(EnvelopeInterface $envelope): bool

            


            
                                                        
            
                                    
            
            

                
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    {

            


            
                                                        
            
                                    
            
            

                
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        $commit = $envelope->getMessage();

            


            
                                                        
            
                                    
            
            

                
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        Assertion::isInstanceOf($commit, CommitInterface::class);

            


            
                                                        
            
                                    
            
            

                
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        if ($commit->getStreamRevision()->toNative() === 1) {

            


            
                                                        
            
                                    
            
            

                
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            $projection = $this->repository->makeProjection();

            


            
                                                        
            
                                    
            
            

                
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        } else {

            


            
                                                        
            
                                    
            
            

                
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            $aggregateId = $commit->getStreamId()->toNative();

            


            
                                                        
            
                                    
            
            

                
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            $projection = $this->repository->findById($aggregateId);

            


            
                                                        
            
                                    
            
            

                
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        }

            


            
                                                        
            
                                    
            
            

                
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        foreach ($commit->getEventLog() as $domainEvent) {

            


            
                                                        
            
                                    
            
            

                
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            $projection = $projection->applyEvent($domainEvent);

            


            
                                                        
            
                                    
            
            

                
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        }

            


            
                                                        
            
                                    
            
            

                
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        return $this->repository->persist($projection);

            


            
                                                        
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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