jiqu-library-server/app/Admin/Controllers/ProductSkuController.php

<?php

namespace App\Admin\Controllers;

use App\Admin\Renderable\ProductSkuTable;
use App\Admin\Repositories\ProductSku;
use App\Exceptions\BizException;
use App\Models\ProductBuynote;
use App\Models\ProductGroup;
use App\Models\ProductSku as ProductSkuModel;
use Carbon\Carbon;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Http\Controllers\AdminController;
use Dcat\Admin\Show;
use Illuminate\Http\Request;

class ProductSkuController extends AdminController
{
    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        return ProductSkuTable::grid();
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make($id, new ProductSku(), function (Show $show) {
            $show->field('id');
            $show->field('spu_id');
            $show->field('name');
            $show->field('subtitle');
            $show->field('category_id');
            $show->field('cover');
            $show->field('images');
            $show->field('description');
            $show->field('sell_price');
            $show->field('market_price');
            $show->field('cost_price');
            $show->field('vip_price');
            $show->field('media');
            $show->field('weight');
            $show->field('attrs');
            $show->field('specs');
            $show->field('stock');
            $show->field('sales');
            $show->field('release_at');
            $show->field('created_at');
            $show->field('updated_at');
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        return Form::make(new ProductSku(), function (Form $form) {
            $form->display('id');
            $form->text('name')->required();
            $form->text('subtitle');
            $form->divider();
            $form->image('cover')
                        ->move('product-skus/cover/'.Carbon::now()->toDateString())
                        ->saveFullUrl()
                        ->removable(false)
                        ->retainable()
                        ->autoUpload();
            $form->multipleImage('images')
                        ->move('product-skus/'.Carbon::now()->toDateString())
                        ->saveFullUrl()
                        ->removable(false)
                        ->retainable()
                        ->autoUpload();
            $form->file('media')->chunked()
                        ->accept('mp4', 'mp4/*')
                        ->move('prduct-sku-medias/'.Carbon::now()->toDateString())
                        ->maxSize(204800)//默认最大200M
                        ->saveFullUrl()
                        ->removable(false)
                        ->retainable()
                        ->autoSave(false)
                        ->autoUpload();
            $form->editor('description');
            $form->select('buynote_id')->options(ProductBuynote::all()->pluck('name', 'id'));
            $form->number('weight')->min(0)->default(0);
            $form->number('stock')->min(0)->default(0);
            $form->divider();
            $form->currency('sell_price')->symbol('￥')->default(0)->customFormat(function ($sellPrice) {
                return bcdiv($sellPrice, 100, 2);
            })->saving(function ($sellPrice) {
                return bcmul($sellPrice, 100);
            });
            $form->currency('market_price')->symbol('￥')->default(0)->customFormat(function ($marketPrice) {
                return bcdiv($marketPrice, 100, 2);
            })->saving(function ($marketPrice) {
                return bcmul($marketPrice, 100);
            });
            $form->currency('cost_price')->symbol('￥')->default(0)->customFormat(function ($costPrice) {
                return bcdiv($costPrice, 100, 2);
            })->saving(function ($costPrice) {
                return bcmul($costPrice, 100);
            });
            $form->currency('vip_price')->symbol('￥')->customFormat(function ($vipPrice) {
                if (is_null($vipPrice)) {
                    return null;
                }
                return bcdiv($vipPrice, 100, 2);
            })->saving(function ($vipPrice) {
                if (is_null($vipPrice)) {
                    return null;
                }
                return bcmul($vipPrice, 100);
            });
            $form->currency('sales_value')->symbol('@')->default(0)->saving(function ($salesValue) {
                if (is_null($salesValue)) {
                    return 0;
                }
                return $salesValue;
            });
            $form->divider();
            $form->select('attr_group')->options(ProductGroup::all()->pluck('name', 'id'));
            $form->selectAttr('attrs')->listen('attr_group');
            $form->hidden('verify_state');
            $form->saving(function (Form $form) {
                if (!(is_null($form->model()->release_at) || $form->model()->verify_state == 1)) {
                    return $form->response()->error('当前sku商品无法修改');
                }
                $form->verify_state = 0;
            });

            $form->ignore(['attr_group']);
            $form->display('created_at');
            $form->display('updated_at');

            $form->hidden('is_pre_sale')->default(0);
        });
    }

    public function destroy($id)
    {
        $sku = ProductSkuModel::findOrFail($id);
        if ($sku->release_at || $sku->verify_state == 1) {//如果是上架中、审核中或者已售出的，无法删除
            throw new BizException(__('product-sku.options.deny_message'));
        }
        if ($sku->sales > 0) {
            throw new BizException('商品已售出，无法被删除');
        }
        return parent::destroy($id);
    }

    public function skus(Request $request)
    {
        $name = $request->input('q');

        $query = ProductSkuModel::select('id', 'name as text');

        if ($name) {
            $query->where('name', 'like', "%$name%");
            return $query->paginate(null);
        }

        return response()->json($query->get());
    }
}