fix:购物车下单

service/repositories/order.go

@@ -4,15 +4,10 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
-	"fmt"
 	"fusenapi/constants"
 	"fusenapi/model/gmodel"
 	"fusenapi/utils/basic"
-	"fusenapi/utils/format"
 	"fusenapi/utils/order"
-	"fusenapi/utils/step_price"
-	"math"
-	"strings"
 	"time"
 
 	"github.com/aws/aws-sdk-go/aws/session"
@@ -209,43 +204,12 @@ func (d *defaultOrder) Create(ctx context.Context, in *CreateReq) (res *CreateRe
 			}
 
 			/* 计算价格 */
-
+			productPrice, productTotalPrice, stepNum, stepPrice, err := NewShoppingCart(tx, nil, nil).CaculateCartPrice(*shoppingCart.PurchaseQuantity, shoppingCartProductPrice, *shoppingCart.ShoppingCartProductModel3dFitting.Price)
-			//阶梯数量切片
-			stepNum, err := format.StrSlicToIntSlice(strings.Split(*shoppingCartProductPrice.StepNum, ","))
 			if err != nil {
 				errorCode = *basic.CodeErrOrderCreatProductPriceAbsent
-				errorCode.Message = fmt.Sprintf("failed to parse step number:%d_%d", *shoppingCart.ProductId, *shoppingCart.SizeId)
+				errorCode.Message = "create order failed, step price of product '" + shoppingCartSnapshot.ProductInfo.ProductName + "'is failed"
-				return errors.New(errorCode.Message)
+				return err
 			}
-			lenStepNum := len(stepNum)
-			//阶梯价格切片
-			stepPrice, err = format.StrSlicToIntSlice(strings.Split(*shoppingCartProductPrice.StepPrice, ","))
-			if err != nil {
-				errorCode = *basic.CodeErrOrderCreatProductPriceAbsent
-				errorCode.Message = fmt.Sprintf("failed to parse step price:%d_%d", *shoppingCart.ProductId, *shoppingCart.SizeId)
-				return errors.New(errorCode.Message)
-			}
-			lenStepPrice := len(stepPrice)
-			if lenStepPrice == 0 || lenStepNum == 0 {
-				errorCode = *basic.CodeErrOrderCreatProductPriceAbsent
-				errorCode.Message = fmt.Sprintf("step price or step number is not set:%d_%d", *shoppingCart.ProductId, *shoppingCart.SizeId)
-				return errors.New(errorCode.Message)
-			}
-			// 购买数量
-			reqPurchaseQuantity := *shoppingCart.PurchaseQuantity
-			// 购买箱数
-			boxQuantity := int(math.Ceil(float64(reqPurchaseQuantity) / float64(*shoppingCartProductPrice.EachBoxNum)))
-			// 根据数量获取阶梯价格中对应的价格
-			productPrice := step_price.GetCentStepPrice(boxQuantity, stepNum, stepPrice)
-			// 如果有配件，单价也要加入配件价格
-			if *shoppingCart.FittingId > 0 {
-				if shoppingCart.ShoppingCartProductModel3dFitting != nil {
-					productPrice = productPrice + *shoppingCart.ShoppingCartProductModel3dFitting.Price
-				}
-			}
-			// 单个购物车总价（厘）
-			productTotalPrice := productPrice * reqPurchaseQuantity
-
 			/* 计算价格 */
 
 			// 订单商品总价（厘）