淘淘商城第十一天筆記

Sessionredisuuidtoken2、sso用戶登錄功能都跳轉(zhuǎn)到sso系統(tǒng)首頁需要在加載完成后，需要從中取token，調(diào)用sso系統(tǒng)的服務(wù)（jsonp）token查詢用戶信息，把用戶名顯示到首頁。1、接收商品id，根據(jù)商品id取商品的、title、單價(jià)，需要包含商品的數(shù)量。并且把數(shù)112、從中購物車商品列5、如果不存在，調(diào)用restid7、把購物車商品列表寫入8TaotaoResultpublicpublicclassCartItemprivateLongprivateStringprivateLongprivateIntegerprivateString}publicclassCartServiceImplimplementsCartServiceprivateItemServiceprivate publicTaotaoResultaddCart(LongitemId,Integernum,HttpServletRequestrequest,HttpServletResponseresponse){1//2、 List<CartItem>itemList=3boolean =for(CartItemcartItem:itemList)4if(cartItem.getId().longValue()==itemId){cartItem.setNum(cartItem.getNum()+num); =true;}}//if )TbItemitem=CartItemcartItem=newCartItem();if(StringUtils.isNotBlank(item.getImage())){Stringimage=item.getImage();String[]strings=image.split(",");}6、把商品數(shù)據(jù)添加到列表中}7 (request,response,"TT_CART",_EXPIRE,8return}<p>Title:<p>Description:@paramprivateList<CartItem>getCartItemList(HttpServletRequestrequest)try Stringjson Value(request,"TT_CART",List<CartItem>List<CartItem>list=JsonUtils.jsonToList(json,returnlist==null?new}catch(Exceptione)returnnew}}}12ServicepublicclassCartControllerprivateCartService publicStringaddCart(@PathVariableLongitemId,IntegerHttpServletResponseresponse,HttpServletRequestrequest){TaotaoResultHttpServletResponseresponse,HttpServletRequestrequest){TaotaoResultresult=cartService.addCart(itemId,num,request,response);return"cartSuccess";}}publicList<CartItem>getCartItems(HttpServletRequestpublicList<CartItem>getCartItems(HttpServletRequestrequest){List<CartItem>list=getCartItemList(request);return} publicStringshowCartList(HttpServletRequestrequest,Modelmodel){List<CartItem>list=cartService.getCartItems(request);//jspmodel.addAttribute("cartList",list);return}請求的url：/cart/update/num/{itemId}/{num}.action 2itemId 5jsonService121、把購物車商品列表從中取出5publicTaotaoResultupdateCartItem(longitemId,Integernum,HttpServletRequestrequest,HttpServletResponseresponse){List<CartItem>itemList=for(CartItemcartItem:itemList)if(cartItem.getId()==itemId)}}(request,response,"TT_CART",_EXPIRE,return} publicTaotaoResultupdateCartItemNum(@PathVariableLongitemId,@PathVariableIntegerHttpServletResponse publicTaotaoResultupdateCartItemNum(@PathVariableLongitemId,@PathVariableIntegerHttpServletResponseresponse,HttpServletRequestrequest)TaotaoResultTaotaoResultresult=cartService.updateCartItem(itemId,num,request,return}id12、從中取購物車商品列3id46參數(shù)：商品publicTaotaoResultdeleteCartItem(longitemId,HttpServletRequestrequest,HttpServletResponseresponse){12List<CartItem>List<CartItem>itemList=for(CartItemcartItem:itemList)if(cartItem.getId()==itemId)//4、刪除商品。}}。(request,response,"TT_CART",_EXPIRE,6return} publicStringdeleteCartItem(@PathVariableLongitemId,HttpServletResponseresponse,HttpServletRequest publicStringdeleteCartItem(@PathVariableLongitemId,HttpServletResponseresponse,HttpServletRequestrequest){TaotaoResultresult=cartService.deleteCartItem(itemId,request,return}3登錄時(shí)判斷中有購物車商品應(yīng)該吧中的購物車商品列表轉(zhuǎn)移到redis中Key:用戶id4redis中轉(zhuǎn)移商品時(shí)，redis的購物車中已經(jīng)有商品，此時(shí)，需要把商品合并。如taotao-restjar<project<project""<!--Spring--Redis 1json數(shù)據(jù)，需要使用@RequestBodyjsontb_ordertb_order_itemtb_order_ship物流pojopojojsonpublicpublicclassOrderInfoextendsprivateList<TbOrderItem>private publicList<TbOrderItem>getOrderItems()return}publicvoidsetOrderItems(List<TbOrderItem>orderItems)this.orderItems=}public ()return }publicvoid )= }}tb_order訂單表tb_order_item訂單明細(xì)表tb_order_ship物流表1、23redisincr命令（redis是單線程，不會(huì)重復(fù)Dao向tb_order訂單表tb_order_item訂單明細(xì)表tb_order_ship物流表插入數(shù)據(jù)，可以使用1、接收數(shù)據(jù)OrderInfo31idredisincr2312publicclassOrderServiceImplimplementsOrderServiceprivateTbOrderMapperorderMapper;privateTbOrderItemMapperorderItemMapper;private Mapper private;privateStringREDIS_ORDER_GEN_KEY;privateStringORDER_ID_BEGIN;privateStringpublicTaotaoResultcreateOrder(OrderInfoorderInfo)12Stringid= if(StringUtils.isBlank(id)) .set(REDIS_ORDER_GEN_KEY,}LongorderId= //3、補(bǔ)全字段 關(guān)Datedate=new42List<TbOrderItem>orderItems=for(TbOrderItemorderItem:orderItems)//LongdetailId=jedis 3}= 1 2 return}}json格式的數(shù)據(jù)使用@RequestBodyOrderInfo來接收數(shù)據(jù)，Service生成訂單，返回TaotaoResult。publicclassOrderControllerprivateOrderService (value="/order/create",method=RequestMethod.POST)publicTaotaoResultcreateOrder(@RequestBodyOrderInfoorderInfo)tryTaotaoResultresult=return}catch(Exceptione){returnTaotaoResult.build(500,}}} publicclassOrderControllerprivateCartServicepublicStringshowOrderCart(Modelmodel,HttpServletRequestrequest)List<CartItem>list=cartService.getCartItems(request);model.addAttribute("cartList",list);return"order-}}在訂單確認(rèn)頁面點(diǎn)擊“提交訂單按鈕”進(jìn)行提交訂單的處理。把表單的內(nèi)容提交給taotao-portal的，調(diào)用taotao-order發(fā)布的服務(wù)生成訂單。展示訂單提交成功頁面OrderInfotokenuseridTaotaoResult，其中包含訂單號(hào)，取出訂單號(hào)，并返回。返回值：StringpublicclassOrderServiceImplimplementsOrderServiceprivateStringprivateStringpublicStringcreateOrder(OrderInfoorderInfo)Stringjson=StringjsonResult=TaotaoResulttaotaoResult=StringorderId=return}} (value="/create", (value="/c