<?phpnamespace App\Entity;use App\Repository\SchoolSectionRepository;use Doctrine\Common\Collections\ArrayCollection;use Doctrine\Common\Collections\Collection;use Doctrine\ORM\Mapping as ORM;use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;use App\Entity\Traits\Timestampable;#[ORM\HasLifecycleCallbacks]#[ORM\Entity(repositoryClass: SchoolSectionRepository::class)]#[UniqueEntity(fields: ['name'], message: 'There is already an section with this name')]class SchoolSection{ use Timestampable; #[ORM\Id] #[ORM\GeneratedValue] #[ORM\Column] private ?int $id = null; #[ORM\Column(length: 255)] private ?string $name = null; #[ORM\OneToMany(mappedBy: 'section', targetEntity: TheClass::class)] private Collection $theClasses; #[ORM\ManyToOne(inversedBy: 'schoolSections', cascade: ["persist"])] #[ORM\JoinColumn(nullable: false)] private ?User $author = null; #[ORM\ManyToOne(inversedBy: 'schoolSectionsEdited', cascade: ["persist"])] private ?User $editor = null; #[ORM\ManyToOne(inversedBy: 'schoolSections', cascade: ["persist"])] private ?School $school = null; public function __toString():string { return $this->name; } public function __construct() { $this->theClasses = new ArrayCollection(); } public function getId(): ?int { return $this->id; } public function getName(): ?string { return $this->name; } public function setName(string $name): static { $this->name = $name; return $this; } /** * @return Collection<int, TheClass> */ public function getTheClasses(): Collection { return $this->theClasses; } public function addTheClass(TheClass $theClass): static { if (!$this->theClasses->contains($theClass)) { $this->theClasses->add($theClass); $theClass->setSection($this); } return $this; } public function removeTheClass(TheClass $theClass): static { if ($this->theClasses->removeElement($theClass)) { // set the owning side to null (unless already changed) if ($theClass->getSection() === $this) { $theClass->setSection(null); } } return $this; } public function getAuthor(): ?User { return $this->author; } public function setAuthor(?User $author): static { $this->author = $author; return $this; } public function getEditor(): ?User { return $this->editor; } public function setEditor(?User $editor): static { $this->editor = $editor; return $this; } public function getSchool(): ?School { return $this->school; } public function setSchool(?School $school): static { $this->school = $school; return $this; }}