<?php

namespace Rapsys\AirBundle\Entity;

/**
 * Slot
 */
class Slot
{
    /**
     * @var integer
     */
    private $id;

    /**
     * @var \DateTime
     */
    private $begin;

    /**
     * @var \DateTime
     */
    private $end;

    /**
     * @var \DateTime
     */
    private $created;

    /**
     * @var \DateTime
     */
    private $updated;

    /**
     * @var \Doctrine\Common\Collections\Collection
     */
    private $sessions;

    /**
     * Constructor
     */
    public function __construct()
    {
        $this->sessions = new \Doctrine\Common\Collections\ArrayCollection();
    }

    /**
     * Get id
     *
     * @return integer
     */
    public function getId()
    {
        return $this->id;
    }

    /**
     * Set begin
     *
     * @param \DateTime $begin
     *
     * @return Slot
     */
    public function setBegin($begin)
    {
        $this->begin = $begin;

        return $this;
    }

    /**
     * Get begin
     *
     * @return \DateTime
     */
    public function getBegin()
    {
        return $this->begin;
    }

    /**
     * Set end
     *
     * @param \DateTime $end
     *
     * @return Slot
     */
    public function setEnd($end)
    {
        $this->end = $end;

        return $this;
    }

    /**
     * Get end
     *
     * @return \DateTime
     */
    public function getEnd()
    {
        return $this->end;
    }

    /**
     * Set created
     *
     * @param \DateTime $created
     *
     * @return Slot
     */
    public function setCreated($created)
    {
        $this->created = $created;

        return $this;
    }

    /**
     * Get created
     *
     * @return \DateTime
     */
    public function getCreated()
    {
        return $this->created;
    }

    /**
     * Set updated
     *
     * @param \DateTime $updated
     *
     * @return Slot
     */
    public function setUpdated($updated)
    {
        $this->updated = $updated;

        return $this;
    }

    /**
     * Get updated
     *
     * @return \DateTime
     */
    public function getUpdated()
    {
        return $this->updated;
    }

    /**
     * Add session
     *
     * @param \Rapsys\AirBundle\Entity\Session $session
     *
     * @return Slot
     */
    public function addSession(\Rapsys\AirBundle\Entity\Session $session)
    {
        $this->sessions[] = $session;

        return $this;
    }

    /**
     * Remove session
     *
     * @param \Rapsys\AirBundle\Entity\Session $session
     */
    public function removeSession(\Rapsys\AirBundle\Entity\Session $session)
    {
        $this->sessions->removeElement($session);
    }

    /**
     * Get sessions
     *
     * @return \Doctrine\Common\Collections\Collection
     */
    public function getSessions()
    {
        return $this->sessions;
    }

    public function getTitle() {
	    return $this->begin->format('H:i').'-'.$this->end->format('H:i');
    }
}