chill-bundles/src/Bundle/ChillAsideActivityBundle/src/Entity/AsideActivityCategory.php

<?php

declare(strict_types=1);

namespace Chill\AsideActivityBundle\Entity;

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

/**
 * @ORM\Entity
 * @ORM\Table(schema="chill_asideactivity")
 */
class AsideActivityCategory
{
    /**
     * @ORM\Id
     * @ORM\GeneratedValue
     * @ORM\Column(type="integer")
     */
    private int $id;

    /**
     * @ORM\Column(type="json", length=255)
     */
    private array $title;

    /**
     * @ORM\OneToMany(targetEntity=AsideActivityCategory::class, mappedBy="parent")
     * @ORM\Column(type="boolean")
     */
    private bool $isActive = true;

    /**
     * @var float
     * @ORM\Column(type="float", options={"default": 0.00})
     */
    private float $ordering = 0.00;

    /**
     * @ORM\ManyToOne(targetEntity=AsideActivityCategory::class, inversedBy="children")
     * @ORM\JoinColumn(nullable=true)
     */
    private ?AsideActivityCategory $parent = null;

    /**
     * @ORM\OneToMany(targetEntity=AsideActivityCategory::class, mappedBy="parent")
     */
    private $children;

    private AsideActivityCategory $oldParent;

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

    public function getId(): ?int
    {
        return $this->id;
    }

    public function getTitle(): ?array
    {
        return $this->title;
    }

    public function setTitle(array $title): self
    {
        $this->title = $title;

        return $this;
    }

    public function getIsActive(): bool
    {
        return $this->isActive;
    }

    public function setIsActive(bool $isActive): self
    {
        $this->isActive = $isActive;

        return $this;
    }

    public function getParent(): ?self
    {
        return $this->parent;
    }

    /**
     *
     * @Assert\Callback()
     */
    public function preventRecursiveParent(ExecutionContextInterface $context, $payload)
    {
        if (!$this->hasParent()) {
            return;
        }

        if ($this->getParent() === $this) {
            // replace parent with old parent. This prevent recursive loop
            // when displaying form
            $this->parent = $this->oldParent;
            $context->buildViolation('You must not add twice the same category in the parent tree (previous result returned)')
                ->atPath('parent')
                ->addViolation()
            ;
        }
    }

    public function hasParent(): bool
    {
        return $this->parent !== null;
    }

    public function setParent(?self $parent): self
    {
        // cache the old result for changing it during validaiton
        $this->oldParent = $this->parent;
        $this->parent = $parent;

        return $this;
    }

    /**
     * @return Collection|self[]
     */
    public function getChildren(): Collection
    {
        return $this->children;
    }

    public function addChild(self $child): self
    {
        if (!$this->children->contains($child)) {
            $this->children[] = $child;
            $child->setParent($this);
        }

        return $this;
    }

    public function removeChild(self $child): self
    {
        if ($this->children->removeElement($child)) {
            // set the owning side to null (unless already changed)
            if ($child->getParent() === $this) {
                $child->setParent(null);
            }
        }

        return $this;
    }

    public function getOrdering(): float
    {
        return $this->ordering;
    }

    public function setOrdering(float $ordering): AsideActivityCategory
    {
        $this->ordering = $ordering;
        return $this;
    }
}