57 lines
1.8 KiB
Go
57 lines
1.8 KiB
Go
// Copyright 2021 Evmos Foundation
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// This file is part of Evmos' Ethermint library.
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//
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// The Ethermint library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The Ethermint library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE
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package keeper
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import (
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cerc-io/laconicd/x/evm/types"
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)
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// GetParams returns the total set of evm parameters.
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func (k Keeper) GetParams(ctx sdk.Context) (params types.Params) {
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store := ctx.KVStore(k.storeKey)
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bz := store.Get(types.KeyPrefixParams)
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if len(bz) == 0 {
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return k.GetLegacyParams(ctx)
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}
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k.cdc.MustUnmarshal(bz, ¶ms)
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return
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}
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// SetParams sets the EVM params each in their individual key for better get performance
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func (k Keeper) SetParams(ctx sdk.Context, params types.Params) error {
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if err := params.Validate(); err != nil {
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return err
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}
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store := ctx.KVStore(k.storeKey)
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bz, err := k.cdc.Marshal(¶ms)
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if err != nil {
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return err
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}
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store.Set(types.KeyPrefixParams, bz)
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return nil
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}
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// GetLegacyParams returns param set for version before migrate
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func (k Keeper) GetLegacyParams(ctx sdk.Context) types.Params {
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var params types.Params
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k.ss.GetParamSetIfExists(ctx, ¶ms)
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return params
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}
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