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keeper.go
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keeper.go
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package keeper
import (
"fmt"
"github.com/cosmos/cosmos-sdk/store/prefix"
"github.com/ethereum/go-ethereum/common"
"github.com/tendermint/tendermint/libs/log"
"github.com/Canto-Network/Canto/v7/x/govshuttle/types"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
)
type (
Keeper struct {
storeKey sdk.StoreKey
cdc codec.BinaryCodec
paramstore paramtypes.Subspace
accKeeper types.AccountKeeper
erc20Keeper types.ERC20Keeper
govKeeper types.GovKeeper
}
)
func NewKeeper(
storeKey sdk.StoreKey,
cdc codec.BinaryCodec,
ps paramtypes.Subspace,
ak types.AccountKeeper,
ek types.ERC20Keeper,
gk types.GovKeeper,
) Keeper {
// set KeyTable if it has not already been set
if !ps.HasKeyTable() {
ps = ps.WithKeyTable(types.ParamKeyTable())
}
return Keeper{
cdc: cdc,
storeKey: storeKey,
paramstore: ps,
accKeeper: ak,
erc20Keeper: ek,
govKeeper: gk,
}
}
func (k Keeper) Logger(ctx sdk.Context) log.Logger {
return ctx.Logger().With("module", fmt.Sprintf("x/%s", types.ModuleName))
}
// retrieve the port address from state
func (k Keeper) GetPort(ctx sdk.Context) (common.Address, bool) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.PortKey)
bz := store.Get(types.PortKey)
// if not found return false
if len(bz) == 0 {
return common.Address{}, false
}
return common.BytesToAddress(bz), true
}
// commit the address of the current govShuttle mapcontract to state (Port.sol)
func (k Keeper) SetPort(ctx sdk.Context, portAddr common.Address) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.PortKey)
store.Set(types.PortKey, portAddr.Bytes())
}