<?php

namespace Lc\SovBundle\Model\Newsletter;

use Doctrine\ORM\Mapping as ORM;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Lc\SovBundle\Doctrine\Pattern\AbstractFullEntity;
use Lc\SovBundle\Model\User\UserInterface;

/**
 * @ORM\MappedSuperclass()
 */
abstract class NewsletterModel extends AbstractFullEntity implements NewsletterInterface
{

    /**
     * @ORM\ManyToMany(targetEntity="Lc\SovBundle\Model\User\UserInterface", mappedBy="newsletters")
     */
    protected $users;

    /**
     * @ORM\Column(type="boolean", nullable=true)
     */
    protected $isMain;

    public function __toString()
    {
        return $this->getTitle();
    }

    public function __construct()
    {
        $this->users = new ArrayCollection();
    }

    /**
     * @return Collection|UserInterface[]
     */
    public function getUsers(): Collection
    {
        return $this->users;
    }

    public function addUser(UserInterface $user): self
    {
        if (!$this->users->contains($user)) {
            $this->users[] = $user;
            $user->addNewsletter($this);
        }

        return $this;
    }

    public function removeUser(UserInterface $user): self
    {
        if ($this->users->contains($user)) {
            $this->users->removeElement($user);
            $user->removeNewsletter($this);
        }

        return $this;
    }

    public function getIsMain(): ?bool
    {
        return $this->isMain;
    }

    public function setIsMain(?bool $isMain): self
    {
        $this->isMain = $isMain;

        return $this;
    }
}