b0e82f9640
* mainly sdk.int to cosmossdk.io/math * staking keys * fumpt * var-naming linter errors and a fumpt * Update CHANGELOG.md * Update .golangci.yml * Update CHANGELOG.md * Update test_helpers.go * Update test_helpers.go * fumpt and lint * this lints the db module, and makes it easier to use. It adds breaking name changes * DBConnection -> Connection * previous commit contained a merge error * Update test_helpers.go * Update test_helpers.go * db renamings * merge master * changelog * DBWriter -> Writer * consistent multistore reciever * standard recievers for multistore v2alpha1 * general cleanup of linting issues * more linter fixes * remove prealloc linter * nolint the secp256k1 import * nolint the secp256k1 package * completenolint resulting in a diff that has only nolints
97 lines
2.4 KiB
Go
97 lines
2.4 KiB
Go
package keeper
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import (
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"fmt"
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"cosmossdk.io/math"
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storetypes "github.com/cosmos/cosmos-sdk/store/types"
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"github.com/tendermint/tendermint/libs/log"
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"github.com/cosmos/cosmos-sdk/codec"
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sdk "github.com/cosmos/cosmos-sdk/types"
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paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
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"github.com/cosmos/cosmos-sdk/x/staking/types"
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)
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// Implements ValidatorSet interface
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var _ types.ValidatorSet = Keeper{}
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// Implements DelegationSet interface
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var _ types.DelegationSet = Keeper{}
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// keeper of the staking store
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type Keeper struct {
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storeKey storetypes.StoreKey
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cdc codec.BinaryCodec
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authKeeper types.AccountKeeper
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bankKeeper types.BankKeeper
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hooks types.StakingHooks
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paramstore paramtypes.Subspace
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}
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// NewKeeper creates a new staking Keeper instance
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func NewKeeper(
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cdc codec.BinaryCodec, key storetypes.StoreKey, ak types.AccountKeeper, bk types.BankKeeper,
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ps paramtypes.Subspace,
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) *Keeper {
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// set KeyTable if it has not already been set
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if !ps.HasKeyTable() {
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ps = ps.WithKeyTable(types.ParamKeyTable())
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}
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// ensure bonded and not bonded module accounts are set
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if addr := ak.GetModuleAddress(types.BondedPoolName); addr == nil {
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panic(fmt.Sprintf("%s module account has not been set", types.BondedPoolName))
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}
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if addr := ak.GetModuleAddress(types.NotBondedPoolName); addr == nil {
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panic(fmt.Sprintf("%s module account has not been set", types.NotBondedPoolName))
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}
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return &Keeper{
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storeKey: key,
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cdc: cdc,
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authKeeper: ak,
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bankKeeper: bk,
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paramstore: ps,
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hooks: nil,
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}
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}
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// Logger returns a module-specific logger.
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func (k Keeper) Logger(ctx sdk.Context) log.Logger {
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return ctx.Logger().With("module", "x/"+types.ModuleName)
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}
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// Set the validator hooks
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func (k *Keeper) SetHooks(sh types.StakingHooks) {
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if k.hooks != nil {
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panic("cannot set validator hooks twice")
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}
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k.hooks = sh
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}
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// Load the last total validator power.
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func (k Keeper) GetLastTotalPower(ctx sdk.Context) math.Int {
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store := ctx.KVStore(k.storeKey)
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bz := store.Get(types.LastTotalPowerKey)
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if bz == nil {
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return sdk.ZeroInt()
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}
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ip := sdk.IntProto{}
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k.cdc.MustUnmarshal(bz, &ip)
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return ip.Int
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}
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// Set the last total validator power.
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func (k Keeper) SetLastTotalPower(ctx sdk.Context, power math.Int) {
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store := ctx.KVStore(k.storeKey)
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bz := k.cdc.MustMarshal(&sdk.IntProto{Int: power})
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store.Set(types.LastTotalPowerKey, bz)
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}
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