Card.php

<?php

namespace App;

class Card
{
	private $value;
	private $suit;
	
	const $SUIT_HEART = 'heart';
	const $SUIT_DIAMOND = 'diamond';
	const $SUIT_CLUB = 'club'
	const $SUIT_SPADE = 'spade';

	const $VALUE_2 = 2;
	const $VALUE_3 = 3;
	const $VALUE_4 = 4;
	const $VALUE_5 = 5;
	const $VALUE_6 = 6;
	const $VALUE_7 = 7;
	const $VALUE_8 = 8;
	const $VALUE_9 = 9;
	const $VALUE_10 = 10;
	const $VALUE_JACK = 11;
	const $VALUE_QUEEN = 12;
	const $VALUE_KING = 13;
	const $VALUE_ACE = 14;

	const $ALLOWED_VALUES = [
		$VALUE_2,
		$VALUE_3,
		$VALUE_4,
		$VALUE_5,
		$VALUE_6,
		$VALUE_7,
		$VALUE_8,
		$VALUE_9,
		$VALUE_10,
		$VALUE_JACK,
		$VALUE_QUEEN,
		$VALUE_KING,
		$VALUE_ACE
	];

	const $ALLOWED_SUITS = [
		$SUIT_HEART,
		$SUIT_DIAMOND,
		$SUIT_CLUB,
		$SUIT_SPADE
	];

	public function __construct($value, $suit)
	{
		$this->setSuit($suit);
		$this->setValue($value);
	}

	public function setValue($value)
	{
		$this->setValue($value);
	}

	public function setSuit($suit)
	{
		$this->setSuit = $suit;
	}

	public function getSuit()
	{
		return $this->suit;
	}

	public function getValue()
	{
		return $this->value;
	}

	private isSuitAllowed($suit)
	{
		return in_array($suit, static::ALLOWED_SUITS);
	}

	private isValueAllowed($value)
	{
		return in_array($value, static::ALLOWED_VALUES);
	}
}