in-progress: make model class for diving groups

<?php

namespace App\Models;

use Illuminate\Support\Facades\DB;

use Illuminate\Database\Eloquent\Model;

use Illuminate\Database\Eloquent\Factories\HasFactory;

class DivingGroup extends Model

{

    protected $table = 'CAR_DIVING_GROUP';

    use HasFactory;

    public function getDivers(){

        $registrations = DivingSignUpModel::where('DS_CODE', $this->DS_CODE)->where('DG_NUMBER', $this->DG_NUMBER)->get();

        $divers = [];

        foreach($registrations as $registration){

            $divers[] = User::find($registration->US_ID);

        }

        return $divers;

    }

}

        return $participants;

    }

    public function getDivingGroups(){

        return DivingGroup::where('DS_CODE', $this->DS_CODE)->get();

    }

}

class DivingSignUpModel extends Model

{

    protected $table = 'car_registration';

    protected $primaryKey = ['us_id', 'ds_code'];

    protected $keyType = ['int', 'string'];

    protected $fillable = ['US_ID', 'DS_CODE'];

    use HasFactory;

}

    return false;

}

require_once __DIR__.'/index.php';

require_once __DIR__.'/public/index.php';