lianjie_admin/app/Admin/Controllers/GoodsController.php

<?php

namespace App\Admin\Controllers;

use App\Admin\Repositories\Goods;
use App\Models\Store;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use Dcat\Admin\Controllers\AdminController;
use App\Models\GoodsType as GoodsTypeModel;
use App\Models\Store as StoreModel;
use Dcat\Admin\Form\NestedForm;

class GoodsController extends AdminController
{
    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        return Grid::make(new Goods(), function (Grid $grid) {
            $grid->id->sortable();
            $grid->cover_img_url->image('',50);
            $grid->name;
            $grid->goods_type_id->display(function ($goodsTypeId){
                $goodsType = GoodsTypeModel::getGoodsInfo($goodsTypeId,'type_name');
                return empty($goodsType) ? '' : $goodsType->type_name;
            });
            $grid->store_id->display(function ($storeId){
                $store = StoreModel::getStoreInfo($storeId,'name');
                return empty($store) ? '' : $store->name;
            });

            $grid->price;

            $grid->sort->sortable();
            $grid->on_sale->switch();

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

            });

            // 每页10条
            $grid->paginate(10);
        });
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make($id, new Goods(), function (Show $show) {
            $show->id;
            $show->name;
            $show->type_id;
            $show->store_id;
            $show->cover_img;
            $show->price;
            $show->original_price;
            $show->vip_price;
            $show->on_sale;
            $show->inventory;
            $show->content;
            $show->sort;
            $show->restrict_num;
            $show->start_num;
            $show->is_infinite;
            $show->good_unit;
            $show->tags;
            $show->details_imgs;
            $show->spec;
            $show->created_at;
            $show->updated_at;
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        return Form::make(new Goods(), function (Form $form) {
            $form->hidden('id');

            // 二级分类（商品分类）
            $goodsTypeList = GoodsTypeModel::getGoodsTypeArray();
            // 店铺
            $store = StoreModel::getStoreArray();

            $form->select('goods_type_id')->width(4)->required()->options($goodsTypeList);
            $form->select('store_id')->width(4)->required()->options($store);

            $form->text('name')->width(4)->required()->maxLength(20);
            $form->image('cover_img')->width(2)->required();

            $form->currency('price')->width(4)->required()->floatTwo()->symbol('￥');
            $form->currency('original_price')->width(4)->required()->floatTwo()->symbol('￥');
            $form->currency('vip_price')->width(4)->required()->floatTwo()->symbol('￥');

            $form->text('good_unit')->width(4)->help('如：斤，个，盒，500克，1000克，1500克等')->saveAsJson();

            $form->switch('is_infinite');
            $form->number('inventory')->width(2)->required()->attribute('min', 1)->default(1);
            $form->number('restrict_num')->width(2)->attribute('min', 0)->default(0)->help('0表示不限购');
            $form->number('start_num')->width(2)->attribute('min', 1)->default(1);

            $form->multipleImage('details_imgs');
            $form->textarea('content');
            $form->number('sort')->width(2);

            $form->tags('tags')->options(['新品','热销','新鲜'])->saveAsJson();
            $form->table('spec', function (NestedForm $table) {
                $table->text('规格名称')->help('如：净含量：500克，包装：12个/盒,保质期：120天等');
                $table->text('值');
            });

            $form->saving(function (Form $form){
                $tage = $form->input('tags');
                var_dump($tage);
                $data = $form->input('spec');
                dd($data);
            });
        });
    }
}