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Passed
Push — master ( 27e319...99d485 )
by Dan
04:07
created

Deck::drawCard()   A

↳ Parent: Deck

Complexity

Conditions 4
Paths 4

Size

Total Lines 11
Code Lines 7

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 4
eloc 7
nc 4
nop 0
dl 0
loc 11
rs 10
c 1
b 0
f 0
1 
<?php declare(strict_types=1);
2 

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace Blackjack;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * Deck of Blackjack cards to be drawn from.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class Deck {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	// We can have multiple decks of cards

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	const NUM_DECKS = 1;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	const MAX_CARDS = 52 * self::NUM_DECKS;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	private array $drawnCardIDs = [];

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	 * Draw a random card from this deck.

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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	 */

            


            
                                                                        
                            
            
                                    
            
            

                
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	public function drawCard() : Card {

            


            
                                                                        
                            
            
                                    
            
            

                
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		if (count($this->drawnCardIDs) === self::MAX_CARDS) {

            


            
                                                                        
                            
            
                                    
            
            

                
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			throw new \Exception('No cards left to draw from this deck!');

            


            
                                                                        
                            
            
                                    
            
            

                
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		}

            


            
                                                                        
                            
            
                                    
            
            

                
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		while ($cardID = rand(0, self::MAX_CARDS - 1)) {

            


            
                                                                        
                            
            
                                    
            
            

                
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			if (!in_array($cardID, $this->drawnCardIDs)) {

            


            
                                                                        
                            
            
                                    
            
            

                
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				break;

            


            
                                                                        
                            
            
                                    
            
            

                
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			}

            


            
                                                                        
                            
            
                                    
            
            

                
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		}

            


            
                                                                        
                            
            
                                    
            
            

                
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		$this->drawnCardIDs[] = $cardID;

            


            
                                                                        
                            
            
                                    
            
            

                
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		return new Card($cardID);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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