cms-service/app/Repositories/FloorRepository.php

<?php
namespace App\Repositories;
use App\Models\Floor;
use Illuminate\Support\Facades\Log;
use Symfony\Component\HttpKernel\Exception\HttpException;
use Dingo\Api\Http\Response;
use Illuminate\Support\Facades\DB;
use Illuminate\Database\QueryException;

/**
 * Created by PhpStorm.
 * User: durong
 * Date: 2019/6/15
 * Time: 下午4:36
 */

class FloorRepository
{
    public function __construct(Floor $floor)
    {
        $this->floor = $floor;
    }

    public function index($request)
    {
        $perPage = isset($request['per_page']) ? $request['per_page'] : 20;
        $where = [];
        if(isset($request['id'])){
            $where[] = ['id',$request['id']];
        }

        return $this->floor->where($where)->orderBy('id', 'asc')->paginate($perPage);
    }

}