chengluApp/app/Admin/Controllers/NoticeController.php

<?php

namespace App\Admin\Controllers;

use App\Admin\Actions\Notice\NoticeSend;
use App\Models\Notice;
use App\Models\User;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use Dcat\Admin\Http\Controllers\AdminController;
use Faker\Factory;

class NoticeController extends AdminController
{
    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        $grid = new Grid(new Notice());
        $grid->model()->orderBy('id','desc');

        $grid->column('id')->sortable();
        $grid->column('title');
        $grid->column('content')->limit(60);
        $grid->column('users')->using(['全部用户','男性用户','女性用户'])->label(['success','primary','warning']);
        $grid->column('created_at');
        //$grid->column('updated_at')->sortable();

        $grid->filter(function (Grid\Filter $filter) {
            $filter->equal('id');
        });

        //操作管理
//        $grid->actions(function (Grid\Displayers\Actions $actions) {
//            $actions->append(new NoticeSend(User::class));
//        });
        return $grid;
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make($id, new Notice(), function (Show $show) {
            $show->field('id');
            $show->field('title');
            $show->field('content')->unescape();
            $show->field('users')->using(['全部用户','男性用户','女性用户']);
            $show->field('created_at');
            $show->field('updated_at');
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        return Form::make(new Notice(), function (Form $form) {
            $form->display('id');
            $form->text('title');
            $form->editor('content');
            $form->radio('users')->options([0=>'全部用户',1=>'男性用户',2=>"女性用户"])->default(0);
            $form->display('created_at');
            $form->display('updated_at');
        });
    }
}