<?php

declare(strict_types=1);

namespace App\Entity;

use App\Repository\BookingEditDraftRepository;
use Doctrine\ORM\Mapping as ORM;

#[ORM\Entity(repositoryClass: BookingEditDraftRepository::class)]
#[ORM\Table(name: 'booking_edit_draft')]
#[ORM\UniqueConstraint(name: 'user_booking_unique', columns: ['user_id', 'booking_id'])]
#[ORM\Index(name: 'IDX_DRAFT_TRAVEL_DATE', columns: ['travel_date'])]
class BookingEditDraft
{
    #[ORM\Id]
    #[ORM\GeneratedValue]
    #[ORM\Column(type: 'integer')]
    private ?int $id = null;

    #[ORM\ManyToOne(targetEntity: User::class)]
    #[ORM\JoinColumn(nullable: false, onDelete: 'CASCADE')]
    private User $user;

    /**
     * Internal database ID (BPN XML: idbuchung).
     */
    #[ORM\Column(type: 'integer')]
    private int $bookingId;

    /**
     * User-facing transaction number (BPN XML: vorgang).
     */
    #[ORM\Column(type: 'integer', nullable: true)]
    private ?int $bookingNumber = null;

    #[ORM\Column(type: 'date_immutable')]
    private \DateTimeImmutable $travelDate;

    /**
     * BusProNet travel date ID (termin idbuspro) for loading travel data.
     */
    #[ORM\Column(type: 'integer', nullable: true)]
    private ?int $dateId = null;

    /**
     * BusProNet hotel ID for loading travel data.
     */
    #[ORM\Column(type: 'integer', nullable: true)]
    private ?int $hotelId = null;

    /**
     * @var array<string, mixed>
     */
    #[ORM\Column(type: 'json')]
    private array $formData;

    #[ORM\Column(type: 'datetime_immutable')]
    private \DateTimeImmutable $createdAt;

    #[ORM\Column(type: 'datetime_immutable')]
    private \DateTimeImmutable $updatedAt;

    /**
     * @param array<string, mixed> $formData
     */
    public function __construct(User $user, int $bookingId, \DateTimeImmutable $travelDate, array $formData)
    {
        $this->user = $user;
        $this->bookingId = $bookingId;
        $this->travelDate = $travelDate;
        $this->formData = $formData;
        $this->createdAt = new \DateTimeImmutable();
        $this->updatedAt = new \DateTimeImmutable();
    }

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

    public function getUser(): User
    {
        return $this->user;
    }

    public function getBookingId(): int
    {
        return $this->bookingId;
    }

    public function getBookingNumber(): ?int
    {
        return $this->bookingNumber;
    }

    public function setBookingNumber(?int $bookingNumber): static
    {
        $this->bookingNumber = $bookingNumber;

        return $this;
    }

    public function getTravelDate(): \DateTimeImmutable
    {
        return $this->travelDate;
    }

    public function setTravelDate(\DateTimeImmutable $travelDate): static
    {
        $this->travelDate = $travelDate;

        return $this;
    }

    public function getDateId(): ?int
    {
        return $this->dateId;
    }

    public function setDateId(?int $dateId): static
    {
        $this->dateId = $dateId;

        return $this;
    }

    public function getHotelId(): ?int
    {
        return $this->hotelId;
    }

    public function setHotelId(?int $hotelId): static
    {
        $this->hotelId = $hotelId;

        return $this;
    }

    /**
     * Checks if the draft has the required travel IDs for export functionality.
     */
    public function hasExportData(): bool
    {
        return null !== $this->dateId && null !== $this->hotelId;
    }

    /**
     * @return array<string, mixed>
     */
    public function getFormData(): array
    {
        return $this->formData;
    }

    /**
     * @param array<string, mixed> $formData
     */
    public function setFormData(array $formData): static
    {
        $this->formData = $formData;
        $this->updatedAt = new \DateTimeImmutable();

        return $this;
    }

    /**
     * Replaces the form data without touching timestamps.
     *
     * Used by anonymization tooling that must not alter audit dates.
     *
     * @param array<string, mixed> $formData
     */
    public function replaceFormData(array $formData): static
    {
        $this->formData = $formData;

        return $this;
    }

    public function getCreatedAt(): \DateTimeImmutable
    {
        return $this->createdAt;
    }

    public function getUpdatedAt(): \DateTimeImmutable
    {
        return $this->updatedAt;
    }
}