基于ssm的o2o项目+源代码+文档说明

package cn.sunshine.o2o.controller.shopadmin; import cn.sunshine.o2o.dto.ImageHolder; import cn.sunshine.o2o.dto.ProductExecution; import cn.sunshine.o2o.entity.Product; import cn.sunshine.o2o.entity.ProductCategory; import cn.sunshine.o2o.entity.Shop; import cn.sunshine.o2o.enums.ProductStateEnum; import cn.sunshine.o2o.exceptions.ProductOperationException; import cn.sunshine.o2o.service.ProductCategoryService; import cn.sunshine.o2o.service.ProductService; import cn.sunshine.o2o.utils.CodeUtil; import cn.sunshine.o2o.utils.HttpServletRequestUtil; import com.fasterxml.jackson.databind.ObjectMapper; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.*; import org.springframework.web.multipart.MultipartHttpServletRequest; import org.springframework.web.multipart.commons.CommonsMultipartFile; import org.springframework.web.multipart.commons.CommonsMultipartResolver; import javax.servlet.http.HttpServletRequest; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; /** * @author XiaoPengCheng * @create 2019-07-14 11:53 */ @RestController @RequestMapping("/shopadmin/*") public class ProductManagementController { @Autowired private ProductService productService; @Autowired private ProductCategoryService productCategoryService; //支持上传商品详情图的最大数量 private static final int IMAGEMAXCOUNT = 6; @GetMapping("getproductlistbyshop") private Map<String,Object> getProductListByShop(HttpServletRequest request){ Map<String,Object> modelMap = new HashMap<>(); //获取前台传入的页码 int pageIndex = HttpServletRequestUtil.getInt(request, "pageIndex"); //获取前台传入的每页需要显示的商品数 int pageSize = HttpServletRequestUtil.getInt(request, "pageSize"); //从session中获取店铺信息，主要获取shopId Shop currentShop = (Shop)request.getSession().getAttribute("currentShop"); //空值判断 if ((pageIndex > -1) && (pageSize > -1) && (currentShop != null) && (currentShop.getShopId() != null)){ //获取传入的需要检索的条件,包括是否需要从，商品类别,模糊查找商品名,商品状态，去筛选商品类别列表 //筛选的条件可以排列组合 String productName = HttpServletRequestUtil.getString(request, "productName"); int enableStatus = HttpServletRequestUtil.getInt(request, "enableStatus"); long productCategoryId = HttpServletRequestUtil.getLong(request, "productCategoryId"); Product productCondition = compactProductCondition(currentShop.getShopId(),productName,enableStatus,productCategoryId); //传入查询条件以及分页信息进行查询 ProductExecution pe = productService.getProductList(productCondition, pageIndex, pageSize); modelMap.put("success",true); modelMap.put("productList",pe.getProductList()); modelMap.put("count",pe.getCount()); }else { modelMap.put("success",false); modelMap.put("errMsg","传入参数为空"); } return modelMap; } /** * 封装商品查询条件 * @param shopId * @param productName * @param enableStatus * @param productCategoryId * @return */ private Product compactProductCondition(Long shopId, String productName, int enableStatus, long productCategoryId) { Product productCondition = new Product(); Shop shop = new Shop(); shop.setShopId(shopId); productCondition.setShop(shop); //若有商品名要求，则添加进去 if (productName != null){ productCondition.setProductName(productName); } //若有商品状态要求，则添加 if (enableStatus > -1){ productCondition.setEnableStatus(enableStatus); } //若有商品类别要求，则添加 if (productCategoryId > -1){ ProductCategory productCategory = new ProductCategory(); productCategory.setProductCategoryId(productCategoryId); productCondition.setProductCategory(productCategory); } return productCondition; } @PostMapping("modifyproduct") private Map<String,Object> modifyProduct(HttpServletRequest request){ Map<String,Object> modelMap = new HashMap<>(); //是商品编辑时候调用还是上下架操作的时候调用 //若为前者则进行验证码判断，后者则跳过验证码判断 boolean statusChange = HttpServletRequestUtil.getBoolean(request, "statusChange"); //验证码判断 if (!statusChange && !CodeUtil.checkVerifyCode(request)){ modelMap.put("success",false); modelMap.put("errMsg","输入了错误的验证码"); return modelMap; } //接收前端参数，包括商品信息，缩略图和商品详情图列表 ObjectMapper mapper = new ObjectMapper(); Product product = null; ImageHolder thumbnail = null; List<ImageHolder> productImgList = new ArrayList<>(); CommonsMultipartResolver commonsMultipartResolver = new CommonsMultipartResolver(request.getSession().getServletContext()); try { //若请求中存在文件流，则取出相关的文件（包括缩略图和详情图） if (commonsMultipartResolver.isMultipart(request)){ MultipartHttpServletRequest multipartHttpServletRequest = (MultipartHttpServletRequest) request; //取出缩略图并构建ImageHolder对象 CommonsMultipartFile thumbnailFile = (CommonsMultipartFile) multipartHttpServletRequest.getFile("thumbnail"); if (thumbnailFile != null){ thumbnail = new ImageHolder(thumbnailFile.getOriginalFilename(),thumbnailFile.getInputStream()); } //取出详情图列表并构建list<ImageHolder>列表对象，最多支持六张图片上传 for (int i = 0; i < IMAGEMAXCOUNT; i++) { CommonsMultipartFile productImgFile = (CommonsMultipartFile) multipartHttpServletRequest.getFile("productImg" + i); if (productImgFile != null){ //若取出的第i个详情图片文件流不为空，则将其加入详情图列表 productImgList.add(new ImageHolder(productImgFile.getOriginalFilename(),productImgFile.getInputStream())); }else { //若取出的第i个详情图片文件流为空，则终止循环 break; } } } } catch (Exception e) { modelMap.put("success",false); modelMap.put("errMsg",e.toString()); return modelMap; } try { //获取前端传来的字符串并转换成Product实体类 String productStr = HttpServletRequestUtil.getString(request, "productStr"); product = mapper.readValue(productStr,Product.class); } catch (Exception e) { modelMap.put("success",false); modelMap.put("errMsg",e.toString()); return modelMap; } if (product != null){ try { //从session中获取当前店铺id并赋值给product Shop currentShop = (Shop)request.getSession().getAttribute("currentShop"); product.setShop(currentShop); //更新商品信息 ProductExecution pe = productService.modifyProduct(product, thumbnail, productImgList); if (ProductStateEnum.SUCCESS.getState() == pe.getState()){ modelMap.put("success",true); }else { modelMap.put("s