View GitHub Repository cqrs-es

Schedule Inspection
Subscribe
Completed
Push — master ( d038b0...9c4c41 )
by Constantin
03:11
created

InMemoryStateManager::getStateClass()   A

↳ Parent: InMemoryStateManager

Complexity

Conditions 2
Paths 2

Size

Total Lines 10
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 5
CRAP Score 2

Importance

Changes 0
Metric Value
dl 0
loc 10
c 0
b 0
f 0
ccs 5
cts 5
cp 1
rs 9.4285
cc 2
eloc 5
nc 2
nop 1
crap 2
1 
<?php
2 
/**
3 
 * Copyright (c) 2017 Constantin Galbenu <[email protected]>
4 
 */
5 

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    6
                

                                    
                                                    
                
                
                
namespace Gica\Cqrs\Saga\State;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    7
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    8
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    9
                

                                    
                                                    
                
                
                
class InMemoryStateManager implements ProcessStateLoader, ProcessStateUpdater

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    10
                

                                    
                                                    
                
                
                
{

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    11
                

                                    
                                                    
                
                
                
    private $states = [];

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    12
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    13
                

                                    
                             1                         
                
                
                
    public function loadState(string $stateClass, $stateId)

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    14
                

                                    
                                                    
                
                
                
    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    15
                

                                    
                             1                         
                
                
                
        $key = $stateClass . $stateId;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    16
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    17
                

                                    
                             1                         
                
                
                
        if (isset($this->states[$key])) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    18
                

                                    
                             1                         
                
                
                
            return $this->states[$key];

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    19
                

                                    
                                                    
                
                
                
        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    20
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    21
                

                                    
                             1                         
                
                
                
        return new $stateClass;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    22
                

                                    
                                                    
                
                
                
    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    23
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    24
                

                                    
                             2                         
                
                
                
    public function updateState($stateId, callable $updater)

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    25
                

                                    
                                                    
                
                
                
    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    26
                

                                    
                             2                         
                
                
                
        $stateClass = $this->getStateClass($updater);

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    27
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    28
                

                                    
                             1                         
                
                
                
        $state = call_user_func($updater, $this->loadState($stateClass, $stateId));

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    29
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    30
                

                                    
                             1                         
                
                
                
        $key = $stateClass . $stateId;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    31
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    32
                

                                    
                             1                         
                
                
                
        $this->states[$key] = $state;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    33
                

                                    
                             1                         
                
                
                
    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    34
                

                                    
                                                    
                
                
                

            


            
                                                        
            
                                    
            
            

                
                    35
                

                                    
                             2                         
                
                
                
    private function getStateClass(callable $update): string

            


            
                                                        
            
                                    
            
            

                
                    36
                

                                    
                                                    
                
                
                
    {

            


            
                                                        
            
                                    
            
            

                
                    37
                

                                    
                             2                         
                
                
                
        $reflection = new \ReflectionFunction($update);

            


            
                                                        
            
                                    
            
            

                
                    38
                

                                    
                                                    
                
                
                

            


            
                                                        
            
                                    
            
            

                
                    39
                

                                    
                             2                         
                
                
                
        if ($reflection->getNumberOfParameters() <= 0) {

            


            
                                                        
            
                                    
            
            

                
                    40
                

                                    
                             1                         
                
                
                
            throw new \Exception("Updater callback must have one type-hinted parameter");

            


            
                                                        
            
                                    
            
            

                
                    41
                

                                    
                                                    
                
                
                
        }

            


            
                                                        
            
                                    
            
            

                
                    42
                

                                    
                                                    
                
                
                

            


            
                                                        
            
                                    
            
            

                
                    43
                

                                    
                             1                         
                
                
                
        return $reflection->getParameters()[0]->getClass()->name;

            


            
                                                        
            
                                    
            
            

                
                    44
                

                                    
                                                    
                
                
                
    }

            


            
                                                        
            
                                    
            
            

                
                    45
                

                                    
                                                    
                
                
                
}