<?php
/**
 * Karaka
 *
 * PHP Version 8.0
 *
 * @package   Modules\Kanban\Models
 * @copyright Dennis Eichhorn
 * @license   OMS License 1.0
 * @version   1.0.0
 * @link      https://karaka.app
 */
declare(strict_types=1);

namespace Modules\Kanban\Models;

use Modules\Admin\Models\Account;
use Modules\Admin\Models\NullAccount;
use Modules\Tag\Models\NullTag;
use Modules\Tag\Models\Tag;

/**
 * Kanban board class.
 *
 * @package Modules\Kanban\Models
 * @license OMS License 1.0
 * @link    https://karaka.app
 * @since   1.0.0
 */
class KanbanBoard implements \JsonSerializable
{
    /**
     * ID.
     *
     * @var int
     * @since 1.0.0
     */
    protected int $id = 0;

    /**
     * Name.
     *
     * @var string
     * @since 1.0.0
     */
    public string $name = '';

    /**
     * Board status.
     *
     * @var int
     * @since 1.0.0
     */
    private int $status = BoardStatus::ACTIVE;

    /**
     * Order.
     *
     * @var int
     * @since 1.0.0
     */
    public int $order = 0;

    /**
     * Description.
     *
     * @var string
     * @since 1.0.0
     */
    public string $description = '';

    /**
     * Description.
     *
     * @var string
     * @since 1.0.0
     */
    public string $descriptionRaw = '';

    /**
     * Board style.
     *
     * @var string
     * @since 1.0.0
     */
    public string $style = '';

    /**
     * Tags.
     *
     * @var Tag[]
     * @since 1.0.0
     */
    private array $tags = [];

    /**
     * Creator.
     *
     * @var Account
     * @since 1.0.0
     */
    public Account $createdBy;

    /**
     * Created.
     *
     * @var \DateTimeImmutable
     * @since 1.0.0
     */
    public \DateTimeImmutable $createdAt;

    /**
     * Board columns.
     *
     * @var \Modules\Kanban\Models\KanbanColumn[]
     * @since 1.0.0
     */
    private array $columns = [];

    /**
     * Constructor.
     *
     * @since 1.0.0
     */
    public function __construct()
    {
        $this->createdAt = new \DateTimeImmutable('now');
        $this->createdBy = new NullAccount();
    }

    /**
     * Get id.
     *
     * @return int Model id
     *
     * @since 1.0.0
     */
    public function getId() : int
    {
        return $this->id;
    }

    /**
     * Get the status
     *
     * @return int
     *
     * @since 1.0.0
     */
    public function getStatus() : int
    {
        return $this->status;
    }

    /**
     * Set the status
     *
     * @param int $status Status
     *
     * @return void
     *
     * @since 1.0.0
     */
    public function setStatus(int $status) : void
    {
        $this->status = $status;
    }

    /**
     * Get tags
     *
     * @return array
     *
     * @since 1.0.0
     */
    public function getTags() : array
    {
        return $this->tags;
    }

    /**
     * Add tag
     *
     * @param Tag $tag Tag
     *
     * @return void
     *
     * @since 1.0.0
     */
    public function addTag(Tag $tag) : void
    {
        $this->tags[] = $tag;
    }

    /**
     * Get task elements.
     *
     * @param int $id Element id
     *
     * @return Tag
     *
     * @since 1.0.0
     */
    public function getTag(int $id) : Tag
    {
        return $this->tags[$id] ?? new NullTag();
    }

    /**
     * Get the columns
     *
     * @return array
     *
     * @since 1.0.0
     */
    public function getColumns() : array
    {
        return $this->columns;
    }

    /**
     * Add a column
     *
     * @param mixed $column Column
     *
     * @return void
     *
     * @since 1.0.0
     */
    public function addColumn($column) : void
    {
        $this->columns[] = $column;
    }

    /**
     * Remove a column
     *
     * @param int $id Id to remove
     *
     * @return bool
     *
     * @since 1.0.0
     */
    public function removeColumn(int $id) : bool
    {
        if (isset($this->columns[$id])) {
            unset($this->columns[$id]);

            return true;
        }

        return false;
    }

    /**
     * {@inheritdoc}
     */
    public function toArray() : array
    {
        return [
            'id'           => $this->id,
            'status'       => $this->status,
            'columns'      => $this->columns,
            'tags'         => $this->tags,
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function jsonSerialize() : mixed
    {
        return $this->toArray();
    }
}