fix:空现金池更新活动时间问题

@@ -786,6 +786,7 @@ func (cashPoolService *CashPoolService) UpdateExchangeCashActivity(updateExchang
 	if err := updateExchangeCashActivityCommand.ValidateCommand(); err != nil {
 		return nil, application.ThrowError(application.ARG_ERROR, err.Error())
 	}
+
 	transactionContext, err := factory.CreateTransactionContext(nil)
 	if err != nil {
 		return nil, application.ThrowError(application.TRANSACTION_ERROR, err.Error())
@@ -856,13 +857,33 @@ func (cashPoolService *CashPoolService) UpdateExchangeCashActivity(updateExchang
 	if err != nil {
 		return nil, application.ThrowError(application.INTERNAL_SERVER_ERROR, err.Error())
 	}
-	if len(cashPoolsFound) == 0 {
+	if len(cashPoolsFound) == 0 { // 现金池不存在
 		var t1 = time.Now().Local()
 		var t2 = updateExchangeCashActivityCommand.Deadline.Local()
 
 		updateExchangeCashActivityCommand.CountDown = int64(math.Ceil(t2.Sub(t1).Hours() / 24))
 		updateExchangeCashActivityCommand.Deadline = time.Date(t2.Year(), t2.Month(), t2.Day(), 23, 59, 59, 0, time.Local)
 
+		if _, activitiesFound, err := exchangeCashActivityRepository.FindAll(map[string]interface{}{
+			"companyId": activityFound.CompanyId,
+		}); err != nil {
+			return nil, application.ThrowError(application.INTERNAL_SERVER_ERROR, err.Error())
+		} else {
+			var currentExchangeCashActivityIndex int
+			for i, activity := range activitiesFound {
+				if activityFound.Deadline.Local().Equal(activity.Deadline.Local()) {
+					currentExchangeCashActivityIndex = i
+				}
+			}
+			for i, activity := range activitiesFound {
+				if i != currentExchangeCashActivityIndex {
+					if updateExchangeCashActivityCommand.Deadline.Local().Equal(activity.Deadline.Local()) {
+						return nil, application.ThrowError(application.INTERNAL_SERVER_ERROR, "兑换活动截止时间不能重合")
+					}
+				}
+			}
+		}
+
 		// 更新兑换活动
 		if err := activityFound.Update(tool_funs.SimpleStructToMap(updateExchangeCashActivityCommand)); err != nil {
 			return nil, application.ThrowError(application.BUSINESS_ERROR, err.Error())
@@ -882,6 +903,7 @@ func (cashPoolService *CashPoolService) UpdateExchangeCashActivity(updateExchang
 			return activityUpdated, nil
 		}
 	}
+
 	cashPoolFoundUnExchangeCash := cashPoolsFound[0].UnExchangeCash
 	cashPoolFoundExchangedCash := cashPoolsFound[0].ExchangedCash