<?php

/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2013 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Entities;

use Alchemy\Phrasea\Application;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;

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

    /**
     * @var integer
     */
    private $initiator_id;

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

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

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

    /**
     * @var \Entities\Basket
     */
    private $basket;

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

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

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

    /**
     * Set initiator_id
     *
     * @param  integer           $initiatorId
     * @return ValidationSession
     */
    public function setInitiatorId($initiatorId)
    {
        $this->initiator_id = $initiatorId;

        return $this;
    }

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

    public function isInitiator(\User_Adapter $user)
    {
        return $this->getInitiatorId() == $user->get_id();
    }

    public function setInitiator(\User_Adapter $user)
    {
        $this->initiator_id = $user->get_id();

        return;
    }

    public function getInitiator(Application $app)
    {
        if ($this->initiator_id) {
            return \User_Adapter::getInstance($this->initiator_id, $app);
        }
    }

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

        return $this;
    }

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

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

        return $this;
    }

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

    /**
     * Set expires
     *
     * @param  \DateTime         $expires
     * @return ValidationSession
     */
    public function setExpires($expires)
    {
        $this->expires = $expires;

        return $this;
    }

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

    /**
     * Set basket
     *
     * @param  \Entities\Basket  $basket
     * @return ValidationSession
     */
    public function setBasket(\Entities\Basket $basket = null)
    {
        $this->basket = $basket;

        return $this;
    }

    /**
     * Get basket
     *
     * @return \Entities\Basket
     */
    public function getBasket()
    {
        return $this->basket;
    }

    /**
     * Add participants
     *
     * @param  \Entities\ValidationParticipant $participants
     * @return ValidationSession
     */
    public function addParticipant(\Entities\ValidationParticipant $participants)
    {
        $this->participants[] = $participants;

        return $this;
    }

    /**
     * Remove participants
     *
     * @param \Entities\ValidationParticipant $participants
     */
    public function removeParticipant(\Entities\ValidationParticipant $participants)
    {
        $this->participants->removeElement($participants);
    }

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

    public function isFinished()
    {
        if (is_null($this->getExpires())) {
            return null;
        }

        $date_obj = new \DateTime();

        return $date_obj > $this->getExpires();
    }

    public function getValidationString(Application $app, \User_Adapter $user)
    {

        if ($this->isInitiator($user)) {
            if ($this->isFinished()) {
                return sprintf(
                        _('Vous aviez envoye cette demande a %d utilisateurs')
                        , (count($this->getParticipants()) - 1)
                );
            } else {
                return sprintf(
                        _('Vous avez envoye cette demande a %d utilisateurs')
                        , (count($this->getParticipants()) - 1)
                );
            }
        } else {
            if ($this->getParticipant($user, $app)->getCanSeeOthers()) {
                return sprintf(
                        _('Processus de validation recu de %s et concernant %d utilisateurs')
                        , $this->getInitiator($app)->get_display_name()
                        , (count($this->getParticipants()) - 1));
            } else {
                return sprintf(
                        _('Processus de validation recu de %s')
                        , $this->getInitiator($app)->get_display_name()
                );
            }
        }
    }

    /**
     * Get a participant
     *
     * @return Entities\ValidationParticipant
     */
    public function getParticipant(\User_Adapter $user, Application $app)
    {
        foreach ($this->getParticipants() as $participant) {
            if ($participant->getUser($app)->get_id() == $user->get_id()) {
                return $participant;
            }
        }

        throw new NotFoundHttpException('Particpant not found' . $user->get_email());
    }
}