laconicd-deprecated/app/ante/fee_market.go
Federico Kunze Küllmer 16fb2e1110
imp(ante): refactor AnteHandler (#1479)
* imp(ante): refactor AnteHandler

* fix test

* test

* Adjust deprecated sdkerrors import (#1493)

* refactor test files

* Apply suggestions from code review

Co-authored-by: 4rgon4ut <59182467+4rgon4ut@users.noreply.github.com>

* lint

* prioritization comment

* fix test

Co-authored-by: MalteHerrmann <42640438+MalteHerrmann@users.noreply.github.com>
Co-authored-by: 4rgon4ut <59182467+4rgon4ut@users.noreply.github.com>
2022-11-25 08:24:55 +00:00

53 lines
1.4 KiB
Go

package ante
import (
"math/big"
errorsmod "cosmossdk.io/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
)
// GasWantedDecorator keeps track of the gasWanted amount on the current block in transient store
// for BaseFee calculation.
// NOTE: This decorator does not perform any validation
type GasWantedDecorator struct {
evmKeeper EVMKeeper
feeMarketKeeper FeeMarketKeeper
}
// NewGasWantedDecorator creates a new NewGasWantedDecorator
func NewGasWantedDecorator(
evmKeeper EVMKeeper,
feeMarketKeeper FeeMarketKeeper,
) GasWantedDecorator {
return GasWantedDecorator{
evmKeeper,
feeMarketKeeper,
}
}
func (gwd GasWantedDecorator) AnteHandle(ctx sdk.Context, tx sdk.Tx, simulate bool, next sdk.AnteHandler) (newCtx sdk.Context, err error) {
chainCfg := gwd.evmKeeper.GetChainConfig(ctx)
ethCfg := chainCfg.EthereumConfig(gwd.evmKeeper.ChainID())
blockHeight := big.NewInt(ctx.BlockHeight())
isLondon := ethCfg.IsLondon(blockHeight)
feeTx, ok := tx.(sdk.FeeTx)
if !ok || !isLondon {
return next(ctx, tx, simulate)
}
gasWanted := feeTx.GetGas()
isBaseFeeEnabled := gwd.feeMarketKeeper.GetBaseFeeEnabled(ctx)
// Add total gasWanted to cumulative in block transientStore in FeeMarket module
if isBaseFeeEnabled {
if _, err := gwd.feeMarketKeeper.AddTransientGasWanted(ctx, gasWanted); err != nil {
return ctx, errorsmod.Wrapf(err, "failed to add gas wanted to transient store")
}
}
return next(ctx, tx, simulate)
}