fix(bridge-history-api): crossMsgs can be empty (#646)

Co-authored-by: vincent <419436363@qq.com>

bridge-history-api/db/orm/l2_cross_msg.go

@@ -9,6 +9,7 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/jmoiron/sqlx"
+	"github.com/lib/pq"
 )
 
 type l2CrossMsgOrm struct {
@@ -143,7 +144,7 @@ func (l *l2CrossMsgOrm) GetL2EarliestNoBlockTimestampHeight() (uint64, error) {
 
 func (l *l2CrossMsgOrm) GetL2CrossMsgByMsgHashList(msgHashList []string) ([]*CrossMsg, error) {
 	var results []*CrossMsg
-	rows, err := l.db.Queryx(`SELECT * FROM cross_message WHERE msg_hash in ($1) AND msg_type = $2 AND deleted_at IS NULL;`, msgHashList, Layer2Msg)
+	rows, err := l.db.Queryx(`SELECT * FROM cross_message WHERE msg_hash = ANY($1) AND msg_type = $2 AND deleted_at IS NULL;`, pq.Array(msgHashList), Layer2Msg)
 	for rows.Next() {
 		msg := &CrossMsg{}
 		if err = rows.StructScan(msg); err != nil {

bridge-history-api/service/service.go

@@ -122,7 +122,8 @@ func (h *historyBackend) GetClaimableTxsByAddress(address common.Address, offset
 		msgHashList = append(msgHashList, result.MsgHash)
 	}
 	crossMsgs, err := h.db.GetL2CrossMsgByMsgHashList(msgHashList)
-	if err != nil || len(crossMsgs) == 0 {
+	// crossMsgs can be empty, because they can be emitted by user directly call contract
+	if err != nil {
 		return txHistories, 0, err
 	}
 	crossMsgMap := make(map[string]*orm.CrossMsg)

common/version/version.go

@@ -5,7 +5,7 @@ import (
 	"runtime/debug"
 )
 
-var tag = "v4.0.19"
+var tag = "v4.0.21"
 
 var commit = func() string {
 	if info, ok := debug.ReadBuildInfo(); ok {