msb_47094
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goshop
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事务异常处理

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master
shenzhuan 2 years ago
parent 0ee220cec4
commit 1c8cf7bc0a
6 changed files with 46 additions and 40 deletions
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8
product-service/domain/repository/product_repository.go
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@ -98,7 +98,11 @@ func (u *ProductRepository) ShowDetailSku(id int32) (obj *model.ProductSku, err
func (u *ProductRepository) UpdateSku(req *proto.UpdateSkuReq) (isSuccess bool, err error) {
sku := req.GetProductSku()
isSuccess = true
//u.mysqlDB.Updates(sku)
u.mysqlDB.Debug().Model(&model.ProductSku{}).Where("id=?", sku.SkuId).Update("stock", sku.Stock)
return true, nil
tb := u.mysqlDB.Debug().Model(&model.ProductSku{}).Where("id=?", sku.SkuId).Update("stock", sku.Stock)
if tb.Error != nil {
isSuccess = false
}
return isSuccess, tb.Error
}

2
product-service/handler/product_handler.go
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@ -122,5 +122,5 @@ func (u *ProductHandler) UpdateSku(ctx context.Context, req *proto.UpdateSkuReq,
println("UpdateSku err :", err)
}
resp.IsSuccess = isSuccess
return nil
return err
}

48
shoppingCart-service/client/client.go
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@ -63,32 +63,23 @@ func main() {
GetUserTokenClient := proto.NewGetUserTokenService("shop-user", rpcServer.Client())
UpdateSkuClient := proto.NewUpdateSkuService("shop-product", rpcServer.Client())
//分页查询商品列表
//添加购物车
router.GET("/increase", func(c *gin.Context) {
// "number": 0,
// "productId": 0,
// "productSkuId": 0
number, _ := strconv.Atoi(c.Request.FormValue("number"))
productId, _ := strconv.Atoi(c.Request.FormValue("productId"))
productSkuId, _ := strconv.Atoi(c.Request.FormValue("productSkuId"))
uuid := c.Request.Header["Uuid"][0]
//intUuid, _ := strconv.Atoi(uuid)
// intput := "101010101110110"
cc := common.GetInput(uuid)
out := common.SQ(cc)
sum := 0
for o := range out {
sum += o
}
//fmt.Println(sum)
//Token校验
//拼接请求信息
tokenReq := &proto.TokenReq{
Uuid: uuid,
}
//响应
tokenResp, err := GetUserTokenClient.GetUserToken(context.TODO(), tokenReq)
//拼接请求信息
@ -107,26 +98,29 @@ func main() {
ProductSkuId: int32(productSkuId),
UserId: int32(sum),
}
resp, err := client.AddCart(context.TODO(), req)
resp := &proto.AddCartResp{}
//商品详情
reqDetail := &proto.ProductDetailReq{
Id: int32(productId),
}
respDetail, err := ShowProductDetailClient.ShowProductDetail(context.TODO(), reqDetail)
if err != nil {
log.Println("ShowProductDetail err : ", err)
common.RespFail(c.Writer, respErr, "查询商品详情失败！")
return
}
if respDetail != nil {
req.ProductName = respDetail.ProductDetail[0].Name
req.ProductMainPicture = respDetail.ProductDetail[0].MainPicture
}
log.Println(" /ShowProductDetail resp :", respDetail)
//log.Println(" /ShowProductDetail resp :", respDetail)
//SKU详情
reqDetail.Id = req.ProductSkuId
respSkuDetail, err := ShowDetailSkuClient.ShowDetailSku(context.TODO(), reqDetail)
log.Println(" /ShowDetailSku resp :", respSkuDetail)
//log.Println(" /ShowDetailSku resp :", respSkuDetail)
//添加购物车 远程调用服务
log.Println(" /AddCart req :", req)
//log.Println(" /AddCart req :", req)
if respSkuDetail.ProductSku[0].Stock < req.Number {
common.RespFail(c.Writer, &proto.AddCartResp{}, "库存不足，添加失败")
@ -139,21 +133,25 @@ func main() {
}
respUpdate, err := UpdateSkuClient.UpdateSku(context.TODO(), updateSkuReq)
if err != nil {
log.Println(" /UpdateSkuClient resp :", err)
log.Println(" /UpdateSku err :", err)
common.RespFail(c.Writer, resp, "修改库存失败！")
return
}
log.Println(" /UpdateSkuClient resp :", respUpdate.IsSuccess)
resp.ProductSkuSimple = respSkuDetail.ProductSku[0]
resp.ProductSimple = respDetail.ProductDetail[0]
log.Println(" /AddCart resp :", resp)
//开始增加购物车
resp, err = client.AddCart(context.TODO(), req)
//根据响应做输出
if err != nil {
log.Println(err.Error())
common.RespFail(c.Writer, resp, "请求失败")
log.Println("addCart err ", err)
updateSkuReq.ProductSku.Stock += req.Number
_, err = UpdateSkuClient.UpdateSku(context.TODO(), updateSkuReq)
log.Println("rollback sku is Err :", err)
common.RespFail(c.Writer, resp, "添加购物车失败！")
return
}
resp.ProductSkuSimple = respSkuDetail.ProductSku[0]
resp.ProductSimple = respDetail.ProductDetail[0]
log.Println(" /AddCart resp :", resp)
////writer data message row total field
common.RespOK(c.Writer, resp, "请求成功")
})

6
shoppingCart-service/domain/repository/cart_repository.go
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@ -40,8 +40,8 @@ func (u *CartRepository) AddCart(req *proto.AddCartReq) (obj *model.ShoppingCart
UserId: req.UserId,
}
cart.CreateTime = time.Now() //
u.mysqlDB.Create(&cart)
tb := u.mysqlDB.Create(&cart)
//err = errors.New("400", "测试异常", 400)
fmt.Println("repository AddCart >>>> ", cart)
return &cart, nil
return &cart, tb.Error //err
}

19
shoppingCart-service/handler/cart_handler.go
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@ -20,14 +20,15 @@ func (u *CartHandler) AddCart(ctx context.Context, req *proto.AddCartReq, resp *
obj, err := u.CartService.AddCart(req)
if err != nil {
println(" AddCart err :", err)
} else {
//count = u.ProductDataService.CountNum()
//fmt.Println(">>>>>>>>>>>>> page product success :", obj)
//cart := &proto.ShoppingCart{}
//err1 := common.SwapToStruct(obj, resp)
resp.CanSetShoppingCartNumber = int64(obj.Number)
resp.ShoppingCartNumber = int64(obj.Number)
resp.IsBeyondMaxLimit = false // 查询sku
fmt.Println(" increase handler >>>>>> ", resp)
}
//count = u.ProductDataService.CountNum()
//fmt.Println(">>>>>>>>>>>>> page product success :", obj)
//cart := &proto.ShoppingCart{}
//err1 := common.SwapToStruct(obj, resp)
resp.CanSetShoppingCartNumber = int64(obj.Number)
resp.ShoppingCartNumber = int64(obj.Number)
resp.IsBeyondMaxLimit = false // 查询sku
fmt.Println(" increase handler >>>>>> ", resp)
return nil
return err
}

3
user-service/handler/user.go
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@ -54,6 +54,9 @@ func (u *User) GetUserToken(ctx context.Context, req *proto.TokenReq, resp *prot
if res != "" {
resp.IsLogin = true
resp.Token = res
// 续命
uuid := common.ToInt(req.Uuid)
u.UserDataService.SetUserToken(strconv.Itoa(uuid), []byte(res), time.Duration(1)*time.Hour)
fmt.Println(">>>>>>>>>>>>> GetUserToken success :", res)
} else {
resp.IsLogin = false

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