Hand::drawCard() - Code Metrics - Inspection of "Use better OOP for Blackjack (#884)" - smrealms/smr - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 27e319...99d485 )

by Dan

created 2020-08-23 15:46 UTC

Hand::drawCard() A

↳ Parent: Hand

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	1
eloc	2
nc	1
nop	1
dl	0
loc	3
rs	10
c	1
b	0
f	0

<?php declare(strict_types=1);

namespace Blackjack;

/**
 * Hand of Blackjack cards.
 */
class Hand {

	private array $cards = [];
	private int $value = 0;

	/**
	 * Add a hand to this card by drawing it from $deck.
	 */
	public function drawCard(Deck $deck) : void {
		$this->cards[] = $deck->drawCard();
		$this->updateValue();
	}

	/**
	 * Return the hand's total blackjack value.
	 */
	public function getValue() : int {
		return $this->value;
	}

	/**
	 * Return the number of cards in this hand.
	 */
	public function getNumCards() : int {
		return count($this->cards);
	}

	public function getCards() : array {
		return $this->cards;
	}

	/**
	 * Does this hand have Blackjack?
	 */
	public function hasBlackjack() : bool {
		return $this->getNumCards() == 2 && $this->getValue() == 21;
	}

	/**
	 * Update the stored value of this hand.
	 */
	private function updateValue() : void {
		$numAces11 = 0; // Aces have a value of 11 by default
		$value = 0;
		foreach ($this->cards as $card) {
			if ($card->isAce()) {
				$numAces11 += 1;
			}
			$value += $card->getValue();
		}
		// Modify value of aces if we're over 21
		while ($value > 21 && $numAces11 > 0) {
			$value -= 10;
			$numAces11 -= 1;
		}
		$this->value = $value;
	}

}


1			<?php declare(strict_types=1);
2
3			namespace Blackjack;
4
5			/**
6			* Hand of Blackjack cards.
7			*/
8			class Hand {
9
10			private array $cards = [];
11			private int $value = 0;
12
13			/**
14			* Add a hand to this card by drawing it from $deck.
15			*/
16			public function drawCard(Deck $deck) : void {
17			$this->cards[] = $deck->drawCard();
18			$this->updateValue();
19			}
20
21			/**
22			* Return the hand's total blackjack value.
23			*/
24			public function getValue() : int {
25			return $this->value;
26			}
27
28			/**
29			* Return the number of cards in this hand.
30			*/
31			public function getNumCards() : int {
32			return count($this->cards);
33			}
34
35			public function getCards() : array {
36			return $this->cards;
37			}
38
39			/**
40			* Does this hand have Blackjack?
41			*/
42			public function hasBlackjack() : bool {
43			return $this->getNumCards() == 2 && $this->getValue() == 21;
44			}
45
46			/**
47			* Update the stored value of this hand.
48			*/
49			private function updateValue() : void {
50			$numAces11 = 0; // Aces have a value of 11 by default
51			$value = 0;
52			foreach ($this->cards as $card) {
53			if ($card->isAce()) {
54			$numAces11 += 1;
55			}
56			$value += $card->getValue();
57			}
58			// Modify value of aces if we're over 21
59			while ($value > 21 && $numAces11 > 0) {
60			$value -= 10;
61			$numAces11 -= 1;
62			}
63			$this->value = $value;
64			}
65
66			}
67

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Push — master ( 27e319...99d485 )

Hand::drawCard() A

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