59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package keeper
|
|
|
|
import (
|
|
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
|
|
|
|
"github.com/cosmos/cosmos-sdk/codec"
|
|
storetypes "github.com/cosmos/cosmos-sdk/store/types"
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
"github.com/cosmos/cosmos-sdk/x/consensus/exported"
|
|
"github.com/cosmos/cosmos-sdk/x/consensus/types"
|
|
)
|
|
|
|
var _ exported.ConsensusParamSetter = (*Keeper)(nil)
|
|
|
|
type Keeper struct {
|
|
storeKey storetypes.StoreKey
|
|
cdc codec.BinaryCodec
|
|
|
|
authority string
|
|
}
|
|
|
|
func NewKeeper(cdc codec.BinaryCodec, storeKey storetypes.StoreKey, authority string) Keeper {
|
|
return Keeper{
|
|
storeKey: storeKey,
|
|
cdc: cdc,
|
|
authority: authority,
|
|
}
|
|
}
|
|
|
|
func (k *Keeper) GetAuthority() string {
|
|
return k.authority
|
|
}
|
|
|
|
// Get gets the consensus parameters
|
|
func (k *Keeper) Get(ctx sdk.Context) (*tmproto.ConsensusParams, error) {
|
|
store := ctx.KVStore(k.storeKey)
|
|
|
|
cp := &tmproto.ConsensusParams{}
|
|
bz := store.Get(types.ParamStoreKeyConsensusParams)
|
|
|
|
if err := k.cdc.Unmarshal(bz, cp); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return cp, nil
|
|
}
|
|
|
|
func (k *Keeper) Has(ctx sdk.Context) bool {
|
|
store := ctx.KVStore(k.storeKey)
|
|
|
|
return store.Has(types.ParamStoreKeyConsensusParams)
|
|
}
|
|
|
|
// Set sets the consensus parameters
|
|
func (k *Keeper) Set(ctx sdk.Context, cp *tmproto.ConsensusParams) {
|
|
store := ctx.KVStore(k.storeKey)
|
|
store.Set(types.ParamStoreKeyConsensusParams, k.cdc.MustMarshal(cp))
|
|
}
|