<?php

namespace App\Entity;

use Doctrine\ORM\Mapping as ORM;
use Doctrine\Common\Collections\ArrayCollection;
use Symfony\Component\Validator\Constraints as Assert;

/**
 * @ORM\Entity
 * @ORM\Table(name="battery_model")
 */
class BatteryModel
{
    // unique id
    /**
     * @ORM\Id
     * @ORM\Column(type="integer")
     * @ORM\GeneratedValue(strategy="AUTO")
     */
    protected $id;

    // name
    /**
     * @ORM\Column(type="string", length=80)
     * @Assert\NotBlank()
     */
    protected $name;

    // battery
    /**
     * @ORM\OneToMany(targetEntity="Battery", mappedBy="model")
     */
    protected $batteries;

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

    public function getID()
    {
        return $this->id;
    }

    public function setName($name)
    {
        $this->name = $name;
        return $this;
    }

    public function getName()
    {
        return $this->name;
    }

    public function addBattery(Battery $battery)
    {
        $this->batteries->add($battery);
        return $this;
    }

    public function clearBatteries()
    {
        $this->batteries->clear();
        return $this;
    }

    public function getBatteries()
    {
        // has to return set of strings because symfony is trying to move away from role objects
        $str_batteries = [];
        foreach ($this->batteries as $battery)
            $str_batteries[] = $this->getProductCode();

        return $str_batteries;
    }
}