HT_DASHBOARD/app/Transmission/Layouts/SIFLayout.php

<?php

namespace App\Transmission\Layouts;

abstract class SIFLayout
{
    public SIFCommonHeader $header;

    const COL_NAME_HEADER = 'Header';
    const COL_NAME_BODY = 'Body';

    public function __construct()
    {
        $this->header = new SIFCommonHeader();
    }


    abstract protected function getBodyArray() : array;


    public function toArray() : array
    {
        $result = [];
        $result[self::COL_NAME_HEADER] = $this->header->toArray();
        $result[self::COL_NAME_BODY] = $this->getBodyArray();
        return $result;
    }
}