qingji-admin/app/Admin/Controllers/HomeController.php

<?php

namespace App\Admin\Controllers;

use App\Admin\Metrics\Statistics\OrderLine;
use App\Admin\Metrics\Statistics\TotalDevices;
use App\Admin\Metrics\Statistics\TotalOrders;
use App\Admin\Metrics\Statistics\TotalShops;
use App\Admin\Metrics\Statistics\TotalUsers;
use App\Http\Controllers\Controller;
use Dcat\Admin\Layout\Content;
use Dcat\Admin\Layout\Row;
use Dcat\Admin\Widgets\Card;

class HomeController extends Controller
{
    public function index(Content $content)
    {
        return $content
            ->header('统计面板')
            ->description('')
            ->body(function (Row $row) {
                $row->column(3, new TotalShops());
                $row->column(3, new TotalUsers());
                $row->column(3, new TotalOrders());
                $row->column(3, new TotalDevices());

            })->body(function (Row $row) {
                $row->column(12, Card::make('近30天订单量统计', OrderLine::make()));
            });
    }
}