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Next::handle()   A
last analyzed

↳ Parent: Next

Complexity

Conditions 3
Paths 3

Size

Total Lines 17
Code Lines 8

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
eloc 8
c 1
b 0
f 0
dl 0
loc 17
rs 10
cc 3
nc 3
nop 1
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<?php
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declare(strict_types=1);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace Furious\Psr15;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Furious\Psr15\Exception\MiddlewareAlreadyCalledException;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Psr\Http\Message\ResponseInterface;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Psr\Http\Message\ServerRequestInterface;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Psr\Http\Server\MiddlewareInterface;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Psr\Http\Server\RequestHandlerInterface;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use SplQueue;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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final class Next implements RequestHandlerInterface

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private ?SplQueue $queue;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private RequestHandlerInterface $handler;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * Next constructor.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param SplQueue $queue

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * @param RequestHandlerInterface $handler

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public function __construct(?SplQueue $queue, RequestHandlerInterface $handler)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $this->queue = clone $queue;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $this->handler = $handler;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    public function handle(ServerRequestInterface $request): ResponseInterface

            


            
                                                        
            
                                    
            
            

                
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    {

            


            
                                                        
            
                                    
            
            

                
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        if (null === $this->queue) {

            


            
                                                        
            
                                    
            
            

                
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            throw new MiddlewareAlreadyCalledException();

            


            
                                                        
            
                                    
            
            

                
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        }

            


            
                                                        
            
                                    
            
            

                
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        if ($this->queue->isEmpty()) {

            


            
                                                        
            
                                    
            
            

                
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            return $this->handler->handle($request);

            


            
                                                        
            
                                    
            
            

                
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        }

            


            
                                                        
            
                                    
            
            

                
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        /** @var MiddlewareInterface $middleware */

            


            
                                                        
            
                                    
            
            

                
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        $middleware = $this->queue->dequeue();

            


            
                                                        
            
                                    
            
            

                
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        $next = clone $this;

            


            
                                                        
            
                                    
            
            

                
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        $this->queue = null;

            


            
                                                        
            
                                    
            
            

                
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        return $middleware->process($request, $next);

            


            
                                                        
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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}