profile user history query

dao/db.go

@@ -170,7 +170,7 @@ func (d *Dao) GetHistoryInfo(user string) (history apiModel.History, err error)
 	completedHistory := make([]*apiModel.HistoryInfo, 0, 1000)
 
 	for _, event := range events {
-		if event.FromChainTxHash == "" || event.ToChainTxHash == "" {
+		if event.FromChainTxHash == "" {
 			continue
 		}
 		fromChain, _ := d.chainList.Get(event.FromChain)
@@ -194,8 +194,10 @@ func (d *Dao) GetHistoryInfo(user string) (history apiModel.History, err error)
 		if event.ToChainStatus <= int(constant.TransferChainWaitConfirm) {
 			pendingHistory = append(pendingHistory, record)
 		} else {
-			record.UrlTarget = toChain.Explorer + "/tx/" + event.ToChainTxHash
-			completedHistory = append(completedHistory, record)
+			if event.ToChainTxHash != "" {
+				record.UrlTarget = toChain.Explorer + "/tx/" + event.ToChainTxHash
+				completedHistory = append(completedHistory, record)
+			}
 		}
 	}
 	// sort pending by CreateTime desc
@@ -211,7 +213,6 @@ func (d *Dao) GetHistoryInfo(user string) (history apiModel.History, err error)
 	history.Finish = completedHistory
 
 	return history, nil
-
 }
 
 type tokenBalance struct {