wkshi/app/Admin/Controllers/SchoolController.php

<?php

namespace App\Admin\Controllers;

use App\School;
use App\Http\Controllers\Controller;
use Encore\Admin\Controllers\HasResourceActions;
use Encore\Admin\Form;
use Encore\Admin\Grid;
use Encore\Admin\Layout\Content;
use Encore\Admin\Show;

class SchoolController extends Controller
{
    use HasResourceActions;

    /**
     * Index interface.
     *
     * @param Content $content
     * @return Content
     */
    public function index(Content $content)
    {
        return $content
            ->header('学校管理')
            ->description('列表')
            ->body($this->grid());
    }

    /**
     * Show interface.
     *
     * @param mixed $id
     * @param Content $content
     * @return Content
     */
    public function show($id, Content $content)
    {
        return $content
            ->header('学校管理')
            ->description('详情')
            ->body($this->detail($id));
    }

    /**
     * Edit interface.
     *
     * @param mixed $id
     * @param Content $content
     * @return Content
     */
    public function edit($id, Content $content)
    {
        return $content
            ->header('学校管理')
            ->description('编辑')
            ->body($this->form()->edit($id));
    }

    /**
     * Create interface.
     *
     * @param Content $content
     * @return Content
     */
    public function create(Content $content)
    {
        return $content
            ->header('学校管理')
            ->description('创建')
            ->body($this->form());
    }

    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        $grid = new Grid(new School);

        $grid->id("编号");
        $grid->name('学校全名');
        $grid->address('地址');
        $grid->nickname('简称');
        $grid->sclass("班级数量")->display(function ($sclass) {
            $count = count($sclass);
            return "<span class='label label-warning'>{$count}</span>";
        });

        $grid->disableExport();
        $grid->actions(function (Grid\Displayers\Actions $actions) {
            $actions->disableView();
        });
        return $grid;
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     * @return Show
     */
    protected function detail($id)
    {
        $show = new Show(School::findOrFail($id));

        $show->id('编号');
        $show->name('学校全名');
        $show->address('地址');
        $show->nickname('简称');
        $show->created_at('创建时间');
        $show->updated_at('更新时间');

        return $show;
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        $form = new Form(new School);

        $form->text('name', '学校全名');
        $form->text('address', '学校地址');
        $form->text('nickname', '学校简称');

        $form->disableViewCheck();
        $form->disableEditingCheck();
        $form->disableCreatingCheck();
        $form->tools(function (Form\Tools $tools) {
            $tools->disableView();
        });

        return $form;
    }
}