ItinerarySorter\Model\BoardingCardCollection

Complexity

Total Complexity

6

Size/Duplication

Total Lines	56
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes	4
Bugs	0	Features	0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	getBoardingCards()	0	4	1
A	getInitialBoardingCard()	0	9	2
A	push()	0	4	1
A	unshift()	0	4	1

<?php
namespace ItinerarySorter\Model;

use ItinerarySorter\Exception\EmptyItineraryException;

class BoardingCardCollection
{
    /**
     * @var BoardingCard[]
     */
    private $boardingCards;

    /**
     * @param BoardingCard[] $boardingCards
     */
    public function __construct(array $boardingCards)
    {
        $this->boardingCards = $boardingCards;
    }

    /**
     * @return BoardingCard[]
     */
    public function getBoardingCards()
    {
        return $this->boardingCards;
    }

    /**
     * @return BoardingCard
     * @throws EmptyItineraryException
     */
    public function getInitialBoardingCard()
    {
        $initialBoardingCard = reset($this->boardingCards);
        if (!$initialBoardingCard) {
            throw new EmptyItineraryException();
        }

        return $initialBoardingCard;
    }

    /**
     * @param BoardingCard $boardingCard
     */
    public function push(BoardingCard $boardingCard)
    {
        array_push($this->boardingCards, $boardingCard);
    }

    /**
     * @todo potential performance drop here
     * php arrays are evil, has to be reindexed for this operation, which would cost O(1) in real array.
     *
     * @param BoardingCard $boardingCard
     */
    public function unshift(BoardingCard $boardingCard)
    {
        array_unshift($this->boardingCards, $boardingCard);
    }
}