kknongchang_2506/app/Module/GameItems/AdminControllers/GroupController.php

<?php

namespace App\Module\GameItems\AdminControllers;

use App\Module\GameItems\Models\ItemGroup;
use App\Module\GameItems\Models\Item as ItemItem;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use UCore\DcatAdmin\AdminController;
use Spatie\RouteAttributes\Attributes\Resource;

#[Resource('game-items-groups', names: 'dcat.admin.game-items-groups')]
class GroupController extends AdminController
{
    /**
     * 标题
     *
     * @var string
     */
    protected $title = '物品组管理';

    /**
     * 列表页
     *
     * @return Grid
     */
    protected function grid()
    {
        return Grid::make(new ItemGroup(), function (Grid $grid) {
            $grid->column('id', 'ID')->sortable();
            $grid->column('name', '名称');
            $grid->column('code', '编码');
            $grid->column('description', '描述')->limit(30);
            $grid->column('created_at', '创建时间');
            $grid->column('updated_at', '更新时间');

            // 筛选
            $grid->filter(function ($filter) {
                $filter->equal('id', 'ID');
                $filter->like('name', '名称');
                $filter->like('code', '编码');
            });
        });
    }

    /**
     * 详情页
     *
     * @param mixed $id
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make(ItemGroup::findOrFail($id), function (Show $show) {
            $show->field('id', 'ID');
            $show->field('name', '名称');
            $show->field('code', '编码');
            $show->field('description', '描述');
            $show->field('created_at', '创建时间');
            $show->field('updated_at', '更新时间');

            // 显示物品组中的物品
            $show->groupItems('物品组内容', function ($groupItems) {
                $groupItems->resource('/admin/game-items-group-items');
                $groupItems->id('ID');
                $groupItems->item()->name('物品名称');
                $groupItems->weight('权重');
            });
        });
    }

    /**
     * 表单
     *
     * @return Form
     */
    protected function form()
    {
        return Form::make(new ItemGroup(), function (Form $form) {
            $form->text('name', '名称')->required();
            $form->text('code', '编码')->required()->help('用于系统识别的唯一编码');
            $form->textarea('description', '描述');

            // 物品组内容
            $form->hasMany('groupItems', '物品组内容', function (Form\NestedForm $form) {
                $form->select('item_id', '物品')
                    ->options(ItemItem::pluck('name', 'id'))
                    ->required();
                $form->number('weight', '权重')
                    ->default(1.0)
                    ->min(0.001)
                    ->step(0.001)
                    ->required()
                    ->help('权重越高，随机选择时概率越大');
            });
        });
    }
}