lianjie_admin/app/Admin/Controllers/HomeController.php

<?php

namespace App\Admin\Controllers;

use App\Admin\Metrics\Examples;
use App\Http\Controllers\Controller;
use Dcat\Admin\Controllers\Dashboard;
use Dcat\Admin\Layout\Column;
use Dcat\Admin\Layout\Content;
use Dcat\Admin\Layout\Row;
use Dcat\Admin\Admin;

class HomeController extends Controller
{
    public function index(Content $content)
    {
        //dd(Admin::user()->roles);
        if(Admin::user()->isRole('lanzu_business')){
            return $this->lanzu_biz($content);
        }
        return $this->default($content);
    }

    protected function default(Content $content){
        return $content
            ->header('Dashboard')
            ->description('Description...')
            ->body(function (Row $row) {
                $row->column(6, function (Column $column) {
                    $column->row(Dashboard::title());
                    $column->row(new Examples\Tickets());
                });

                $row->column(6, function (Column $column) {
                    $column->row(function (Row $row) {
                        $row->column(6, new Examples\NewUsers());
                        $row->column(6, new Examples\NewDevices());
                    });

                    $column->row(new Examples\Sessions());
                    $column->row(new Examples\ProductOrders());
                });
            });
    }


    protected function lanzu_biz(Content $content)
    {
       return  $content->header('控制面板')
       ->description('欢迎回到懒族后台')
       ->body(function (Row $row) {
           $row->column(6, function (Column $column) {
            //    $column->row(Dashboard::title());
            //    $column->row(new Examples\Tickets());
           });

           $row->column(6, function (Column $column) {
            //    $column->row(function (Row $row) {
            //        $row->column(6, new Examples\NewUsers());
            //        $row->column(6, new Examples\NewDevices());
            //    });

            //    $column->row(new Examples\Sessions());
            //    $column->row(new Examples\ProductOrders());
           });
       });
    }
}