lianjie_admin/app/Admin/Forms/v3/GoodsActivityCopyForm.php

<?php

namespace App\Admin\Forms\v3;

use Dcat\Admin\Models\Administrator;
use Dcat\Admin\Traits\LazyWidget;
use Dcat\Admin\Widgets\Form;
use Dcat\Admin\Contracts\LazyRenderable;
use Symfony\Component\HttpFoundation\Response;
use App\Models\v3\Store as StoreModel;
use App\Models\v3\Goods as GoodsModel;
use App\Models\v3\GoodsBanners as GoodsBannerModel;

class GoodsActivityCopyForm extends Form implements LazyRenderable
{
    use LazyWidget;
    
    /**
     * Handle the form request.
     *
     * @param array $input
     *
     * @return Response
     */
    public function handle(array $input)
    {
        // 获取外部传递参数
        $goodsId = $input['goods_id'];
        $storeIds= $input['store_ids'];

        $goods = GoodsModel::find($goodsId);
        $goodsBanners = GoodsBannerModel::where('goods_id',$goodsId)->get();
        $markets = StoreModel::whereIn('id',$storeIds)->pluck('market_id','id');
        foreach($storeIds as $key =>$value){
            $storeId = $value;
            $model = new GoodsModel();

            $model->store_id = $storeId;
            $model->market_id = $markets[$storeId];
            $model->category_id = $goods->category_id;

            $model->name = $goods->name;
            $model->cover_img = $goods->cover_img;
            $model->goods_unit = $goods->goods_unit;

            $model->tags = $goods->tags;
            $model->spec = $goods->spec;
            $model->details_imgs = $goods->details_imgs;
            $model->content = $goods->content;
            $model->details = $goods->details;

            $model->price = $goods->price;
            $model->original_price = $goods->original_price;
            $model->vip_price = $goods->vip_price;

            $model->start_num = $goods->start_num;
            $model->restrict_num = $goods->restrict_num;
            $model->is_infinite = $goods->is_infinite;
            $model->inventory = $goods->inventory;

            $model->on_sale = $goods->on_sale;
            $model->sort = $goods->sort;
            $model->remark = $goods->remark;

            if($model->save() && !empty($goodsBanners)){
                $goodsId = $model->getKey();
                $banners = [];
                foreach($goodsBanners as $kb => $vb){
                    $banners[] = [
                        'goods_id' => $goodsId,
                        'type'     => $vb->type,
                        'path'     => $vb->path,
                        'sort'     => $vb->sort,
                        'created_at' => time(),
                        'updated_at' => time(),
                    ];
                    GoodsBannerModel::insert($banners);
                }
            };
        }

        return $this->success('修改成功', '/goods');
    }

    /**
     * Build a form here.
     */
    public function form()
    {
        $id = $this->getKey();
        $name = $this->name ?? '';
       dd($name);
        $this->hidden('id')->value($id);
      
        $this->display('name')->value($name);
        $stores = StoreModel::getStoreArray();
        $this->multipleSelect('store_ids','选择店铺')->required()->options($stores)->help('选择店铺，将当前商品复制到所选店铺。注意选择重复店铺问题！！！');
    }

    /**
     * The data of the form.
     *
     * @return array
     */
    public function default()
    {
        return [];
    }

}