f

internal/application/product/component_report_order_service.go

@@ -313,12 +313,6 @@ func (s *ComponentReportOrderService) CreatePaymentOrder(ctx context.Context, re
 			)
 		}
 	}
-
-	// 检查价格是否为0
-	if finalPrice.IsZero() {
-		return s.createFreeOrder(ctx, req, &product, nil, nil, finalPrice)
-	}
-
 	// 准备子产品信息列表（仅用于展示）
 	var subProductCodes []string
 	var subProductIDs []string
@@ -528,67 +522,6 @@ func (s *ComponentReportOrderService) CreatePaymentOrder(ctx context.Context, re
 	return response, nil
 }
 
-// createFreeOrder 创建免费订单
-func (s *ComponentReportOrderService) createFreeOrder(
-	ctx context.Context,
-	req *CreatePaymentOrderRequest,
-	product *productEntities.Product,
-	subProductCodes []string,
-	subProductIDs []string,
-	finalPrice decimal.Decimal,
-) (*CreatePaymentOrderResponse, error) {
-	// 序列化子产品列表
-	// 简化后的实体不再需要序列化子产品列表
-
-	// 创建免费订单
-	purchaseOrder := entities.NewPurchaseOrder(
-		req.UserID,
-		req.ProductID,
-		product.Code,
-		product.Name,
-		fmt.Sprintf("组件报告下载-%s", product.Name),
-		finalPrice,
-		"app",
-		"free",
-		"free",
-	)
-
-	// 设置为已支付状态
-	purchaseOrder.Status = entities.PurchaseOrderStatusPaid
-	now := time.Now()
-	purchaseOrder.PayTime = &now
-
-	createdPurchaseOrder, err := s.purchaseOrderRepo.Create(ctx, purchaseOrder)
-	if err != nil {
-		return nil, fmt.Errorf("创建免费订单失败: %w", err)
-	}
-
-	// 创建下载记录
-	download := &productEntities.ComponentReportDownload{
-		UserID:        req.UserID,
-		ProductID:     req.ProductID,
-		ProductCode:   product.Code,
-		ProductName:   product.Name,
-		OrderID:       &createdPurchaseOrder.ID,      // 关联购买订单ID
-		OrderNumber:   &createdPurchaseOrder.OrderNo, // 外部订单号
-		DownloadPrice: finalPrice,                    // 设置下载价格
-		ExpiresAt:     calculateExpiryTime(),         // 30天后过期
-	}
-
-	err = s.componentReportRepo.Create(ctx, download)
-	if err != nil {
-		s.logger.Error("创建下载记录失败", zap.Error(err))
-		// 不中断流程，即使创建下载记录失败也继续返回订单信息
-	}
-
-	return &CreatePaymentOrderResponse{
-		OrderID:     createdPurchaseOrder.ID, // 修改为购买订单ID
-		OrderNo:     createdPurchaseOrder.OrderNo,
-		PaymentType: "free",
-		Amount:      "0.00",
-	}, nil
-}
-
 // generateReportFile 生成报告文件
 func (s *ComponentReportOrderService) generateReportFile(ctx context.Context, download *productEntities.ComponentReportDownload) (string, error) {
 	// 解析子产品编号列表
@@ -870,12 +803,7 @@ func (s *ComponentReportOrderService) GetUserOrders(ctx context.Context, userID
 				}
 				paymentType = purchaseOrder.PayChannel
 			}
-		} else if download.OrderNumber != nil {
-			// 兼容旧的支付订单逻辑
-			purchaseStatus = "paid" // 简化处理，有支付订单号就认为已支付
-			paymentType = "unknown"
 		}
-
 		result = append(result, &UserOrderResponse{
 			ID:             download.ID,
 			OrderNo:        "",
@@ -883,7 +811,7 @@ func (s *ComponentReportOrderService) GetUserOrders(ctx context.Context, userID
 			ProductCode:    download.ProductCode,
 			PaymentType:    paymentType,
 			PurchaseStatus: purchaseStatus,
-			Price:          "0.00", // 下载记录不存储价格信息
+			Price:          download.DownloadPrice.String(),
 			CreatedAt:      download.CreatedAt,
 			PaymentTime:    paymentTime,
 		})

internal/domains/product/entities/component_report_download.go

@@ -24,7 +24,7 @@ type ComponentReportDownload struct {
 	SubProductCodes string `gorm:"type:text" comment:"子产品编号列表（JSON数组）"`
 
 	// 价格相关字段
-	DownloadPrice decimal.Decimal `gorm:"type:decimal(10,2);not null" comment:"实际支付价格"`
+	DownloadPrice decimal.Decimal `gorm:"type:decimal(10,2);default:0.00" comment:"实际支付价格"`
 
 	// 下载相关信息
 	FilePath       *string    `gorm:"type:varchar(500)" comment:"生成的ZIP文件路径（用于二次下载）"`