1

services/binanceservice/orderservice.go

@@ -4,6 +4,7 @@ import (
 	"go-admin/app/admin/models"
 	DbModels "go-admin/app/admin/models"
 
+	"github.com/go-admin-team/go-admin-core/logger"
 	"github.com/shopspring/decimal"
 	"gorm.io/gorm"
 )
@@ -112,3 +113,18 @@ func GetOrderExts(db *gorm.DB, mainId int) ([]models.LinePreOrderExt, error) {
 
 	return result, nil
 }
+
+// 获取主单累计亏损
+func GetTotalLossAmount(db *gorm.DB, mainId int) (decimal.Decimal, error) {
+	var totalLossAmountU decimal.Decimal
+
+	if err := db.Model(&DbModels.LinePreOrder{}).
+		Where("main_id =? AND order_type =0", mainId).
+		Select("sum(loss_amount)").
+		Find(&totalLossAmountU).Error; err != nil {
+		logger.Error("查询主订单的实际亏损总金额失败:", err)
+		return totalLossAmountU, err
+	}
+
+	return totalLossAmountU, nil
+}