0g-chain/x/evmutil/keeper/params.go
Robert Pirtle ff709d73e1
feat(evmutil): add allow list for evm-convertible sdk denoms (#1590)
* add proto for allowed sdk denoms -> evm conversion

* add validation for AllowedNativeCoinERC20Token

* add validation for AllowedNativeCoinERC20Tokens

* add AllowedNativeDenoms into params & genesis

* add evmutil Params.Validate() test

* fix eip712 ante test

* update changelog

* update internal testnet genesis.json

* update state & param specs

updates to the sections describing functionality will be updated once
that functionality actually exists... :)

* update field decimal -> decimals

field now matches erc20 spec

* add validation decimals will cast to uint8

* add v2 store migration for evmutil

* create & register evmutil migrations

* adds migrator to evmutil's keeper
* sets up Migrate1To2 migration
* registers migration in module
* updates GetParams to properly handle historic block queries

* add unit test for GetParams with historic store
2023-05-19 16:01:46 -07:00

52 lines
1.4 KiB
Go

package keeper
import (
"bytes"
errorsmod "cosmossdk.io/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/x/evmutil/types"
)
// GetParams returns the total set of evm parameters.
func (k Keeper) GetParams(ctx sdk.Context) (params types.Params) {
k.paramSubspace.GetParamSetIfExists(ctx, &params)
return params
}
// SetParams sets the evm parameters to the param space.
func (k Keeper) SetParams(ctx sdk.Context, params types.Params) {
k.paramSubspace.SetParamSet(ctx, &params)
}
// GetEnabledConversionPairFromERC20Address returns an ConversionPair from the internal contract address.
func (k Keeper) GetEnabledConversionPairFromERC20Address(
ctx sdk.Context,
address types.InternalEVMAddress,
) (types.ConversionPair, error) {
params := k.GetParams(ctx)
for _, pair := range params.EnabledConversionPairs {
if bytes.Equal(pair.KavaERC20Address, address.Bytes()) {
return pair, nil
}
}
return types.ConversionPair{}, errorsmod.Wrap(types.ErrConversionNotEnabled, address.String())
}
// GetEnabledConversionPairFromDenom returns an ConversionPair from the sdk.Coin denom.
func (k Keeper) GetEnabledConversionPairFromDenom(
ctx sdk.Context,
denom string,
) (types.ConversionPair, error) {
params := k.GetParams(ctx)
for _, pair := range params.EnabledConversionPairs {
if pair.Denom == denom {
return pair, nil
}
}
return types.ConversionPair{}, errorsmod.Wrap(types.ErrConversionNotEnabled, denom)
}