feat: add api to simulate gasless bundle

core/types/bundle_gasless.go

@@ -1,8 +1,6 @@
 package types
 
 import (
-	"math/big"
-
 	"github.com/ethereum/go-ethereum/common/hexutil"
 )
 
@@ -13,7 +11,6 @@ type SimulateGaslessBundleArgs struct {
 type GaslessTx struct {
 	Index   int
 	GasUsed uint64
-	GasFee  *big.Int
 }
 
 type SimulateGaslessBundleResp struct {

miner/worker_builder.go

@@ -516,28 +516,9 @@ func (w *worker) simulateGaslessBundle(env *environment, bundle *types.Bundle) (
 			continue
 		}
 
-		effectiveTip, er := tx.EffectiveGasTip(env.header.BaseFee)
-		if er != nil {
-			return nil, er
-		}
-
-		gasPrice := big.NewInt(effectiveTip.Int64())
-		if env.header.BaseFee != nil {
-			log.Info("simulate bundle: header base fee", "value", env.header.BaseFee.String())
-			gasPrice.Add(gasPrice, env.header.BaseFee)
-		}
-
-		gasFee := new(big.Int).Mul(new(big.Int).SetUint64(receipt.GasUsed), gasPrice)
-
-		if tx.Type() == types.BlobTxType {
-			blobFee := new(big.Int).Mul(new(big.Int).SetUint64(receipt.BlobGasUsed), receipt.BlobGasPrice)
-			gasFee.Add(gasFee, blobFee)
-		}
-
 		validTxs = append(validTxs, types.GaslessTx{
 			Index:   i,
 			GasUsed: receipt.GasUsed,
-			GasFee:  gasFee,
 		})
 
 		txIndx++