<?php
/**
 * Karaka
 *
 * PHP Version 8.1
 *
 * @package   Modules\HumanResourceManagement\Models
 * @copyright Dennis Eichhorn
 * @license   OMS License 1.0
 * @version   1.0.0
 * @link      https://jingga.app
 */
declare(strict_types=1);

namespace Modules\HumanResourceManagement\Models;

use Modules\Admin\Models\Address;
use Modules\Media\Models\Media;
use Modules\Media\Models\NullMedia;

/**
 * Employee class.
 *
 * @package Modules\HumanResourceManagement\Models
 * @license OMS License 1.0
 * @link    https://jingga.app
 * @since   1.0.0
 */
class EmployeeWorkHistory implements \JsonSerializable
{
    /**
     * ID.
     *
     * @var int
     * @since 1.0.0
     */
    protected int $id = 0;

    /**
     * Employee
     *
     * @var int|Employee
     * @since 1.0.0
     */
    public $employee = 0;

    public Address $address;

    public string $jobTitle = '';

    /**
     * Files.
     *
     * @var Media[]
     * @since 1.0.0
     */
    private array $files = [];

    /**
     * Start date
     *
     * @var \DateTime
     * @since 1.0.0
     */
    public \DateTime $start;

    /**
     * End date
     *
     * @var null|\DateTime
     * @since 1.0.0
     */
    public ?\DateTime $end = null;

    /**
     * Constructor.
     *
     * @param int|Employee $employee Employee
     *
     * @since 1.0.0
     */
    public function __construct($employee = 0)
    {
        $this->employee = $employee;
        $this->start    = new \DateTime('now');
        $this->address  = new Address();
    }

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

    /**
     * Get files
     *
     * @return Media[]
     *
     * @since 1.0.0
     */
    public function getFiles() : array
    {
        return $this->files;
    }

    /**
     * Get media file by type
     *
     * @param null|int $type Media type
     *
     * @return Media
     *
     * @since 1.0.0
     */
    public function getFileByType(int $type = null) : Media
    {
        foreach ($this->files as $file) {
            if ($file->type === $type) {
                return $file;
            }
        }

        return new NullMedia();
    }

    /**
     * Get all media files by type
     *
     * @param null|int $type Media type
     *
     * @return Media[]
     *
     * @since 1.0.0
     */
    public function getFilesByType(int $type = null) : array
    {
        $files = [];
        foreach ($this->files as $file) {
            if ($file->type === $type) {
                $files[] = $file;
            }
        }

        return $files;
    }

    /**
     * {@inheritdoc}
     */
    public function toArray() : array
    {
        return [
            'id'              => $this->id,
            'employee'        => !\is_int($this->employee) ? $this->employee->getId() : $this->employee,
            'jobTitle'        => $this->jobTitle,
            'start'           => $this->start,
            'end'             => $this->end,
        ];
    }

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