fix the bug of the new version hardhat eth_estimateGas fail

okx · Oct 12, 2023 · bef0ade · bef0ade
1 parent 6b97af6
commit bef0ade
Showing 1 changed file with 13 additions and 5 deletions.
diff --git a/app/rpc/namespaces/eth/api.go b/app/rpc/namespaces/eth/api.go
@@ -1063,13 +1063,13 @@ func (api *PublicEthereumAPI) doCall(
 
 	return &simResponse, nil
 }
-func (api *PublicEthereumAPI) simDoCall(args rpctypes.CallArgs, cap uint64) (uint64, error) {
+func (api *PublicEthereumAPI) simDoCall(args rpctypes.CallArgs, cap uint64, blockNum rpctypes.BlockNumber) (uint64, error) {
 	// Create a helper to check if a gas allowance results in an executable transaction
 	executable := func(gas uint64) (*sdk.SimulationResponse, error) {
 		if gas != 0 {
 			args.Gas = (*hexutil.Uint64)(&gas)
 		}
-		return api.doCall(args, 0, big.NewInt(int64(cap)), true, nil)
+		return api.doCall(args, blockNum, big.NewInt(int64(cap)), true, nil)
 	}
 
 	// get exact gas limit
@@ -1112,7 +1112,7 @@ func (api *PublicEthereumAPI) simDoCall(args rpctypes.CallArgs, cap uint64) (uin
 }
 
 // EstimateGas returns an estimate of gas usage for the given smart contract call.
-func (api *PublicEthereumAPI) EstimateGas(args rpctypes.CallArgs) (hexutil.Uint64, error) {
+func (api *PublicEthereumAPI) EstimateGas(args rpctypes.CallArgs, blockNrOrHash *rpctypes.BlockNumberOrHash) (hexutil.Uint64, error) {
 	monitor := monitor.GetMonitor("eth_estimateGas", api.logger, api.Metrics).OnBegin()
 	defer monitor.OnEnd("args", args)
 
@@ -1127,7 +1127,15 @@ func (api *PublicEthereumAPI) EstimateGas(args rpctypes.CallArgs) (hexutil.Uint6
 		args.GasPrice = api.gasPrice
 	}
 
-	estimatedGas, err := api.simDoCall(args, maxGasLimitPerTx)
+	blockNr := rpctypes.LatestBlockNumber
+	if blockNrOrHash != nil {
+		blockNr, err = api.backend.ConvertToBlockNumber(*blockNrOrHash)
+		if err != nil {
+			return 0, TransformDataError(err, "eth_estimateGas")
+		}
+	}
+
+	estimatedGas, err := api.simDoCall(args, maxGasLimitPerTx, blockNr)
 	if err != nil {
 		return 0, TransformDataError(err, "eth_estimateGas")
 	}
@@ -1667,7 +1675,7 @@ func (api *PublicEthereumAPI) generateFromArgs(args rpctypes.SendTxArgs) (*evmty
 			Value:    args.Value,
 			Data:     &input,
 		}
-		gl, err := api.EstimateGas(callArgs)
+		gl, err := api.EstimateGas(callArgs, nil)
 		if err != nil {
 			return nil, err
 		}