update get block time

dao/eth.go

@@ -56,9 +56,11 @@ func (d *Dao) GetBlockTime(chain *config.ChainConfig, height int64) (timestamp i
 		ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
 		defer cancel()
 
-		block, err := chainInfo.cli.BlockByNumber(ctx, big.NewInt(int64(height)))
+		header, err := chainInfo.cli.HeaderByNumber(ctx, big.NewInt(int64(height)))
 		if err == nil {
-			return int64(block.Time()), nil
+			return int64(header.Time), nil
+		} else {
+			time.Sleep(500 * time.Millisecond)
 		}
 	}
 	return

dao/eth_test.go

@@ -11,6 +11,16 @@ import (
 	"testing"
 )
 
+func TestGetBlockTime(t *testing.T) {
+	client, _ := ethclient.Dial("https://bsctest.bitheart.org")
+	height := big.NewInt(65784850)
+	block, err := client.HeaderByNumber(context.Background(), height)
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Println(block.Time())
+}
+
 func TestGetReceiveToken(t *testing.T) {
 	client, _ := ethclient.Dial("http://rpc.hole.bitheart.org")
 	ct, _ := bridge.NewBridgeContract(common.HexToAddress("0xceEC8799139C698De532e363DA7395E25F409775"), client)