ContractType.php

<?php

namespace App\Entity;

use App\Repository\ContractTypeRepository;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Doctrine\ORM\Mapping as ORM;

#[ORM\Entity(repositoryClass: ContractTypeRepository::class)]
class ContractType
{
  #[ORM\Id]
  #[ORM\GeneratedValue]
  #[ORM\Column]
  private ?int $id = null;

  #[ORM\Column(length: 255)]
  private ?string $name = null;

  #[ORM\OneToMany(mappedBy: 'contractType', targetEntity: Offer::class)]
  private Collection $offers;

  public function __construct()
  {
      $this->offers = 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, Offer>
   */
  public function getOffers(): Collection
  {
      return $this->offers;
  }

  public function addOffer(Offer $offer): static
  {
      if (!$this->offers->contains($offer)) {
          $this->offers->add($offer);
          $offer->setContractType($this);
      }

      return $this;
  }

  public function removeOffer(Offer $offer): static
  {
      if ($this->offers->removeElement($offer)) {
          // set the owning side to null (unless already changed)
          if ($offer->getContractType() === $this) {
              $offer->setContractType(null);
          }
      }

      return $this;
  }
}