lianjie_admin/app/Admin/Repositories/CouponTie.php

<?php
namespace App\Admin\Repositories;

use Dcat\Admin\Grid;
use Dcat\Admin\Repositories\Repository;
use Illuminate\Pagination\LengthAwarePaginator;
use App\Libs\SsdbClient;

class CouponTie extends Repository
{

    public function getPrimaryKeyColumn()
    {
        return '_id';
    }

    public function get(Grid\Model $model)
    {

        $ssdb = new SsdbClient();
        $coupon = $ssdb->client()->hgetall('coupon_rebate_activity');
        if(empty($coupon)){
            $coupon = [
                'activity'=> 0,
                'forward'=> '',
                'repay' => ''
            ];
        }
        return $model->makePaginator(
            1,
            [
                [
                    'id'=>1,
                    'activity'=>$coupon['activity'],
                    'forward'=>$coupon['forward'],
                    'repay' => $coupon['repay']
                ],
            ]
        );
    }

}