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keeper.go
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keeper.go
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package keeper
import (
"fmt"
"github.com/tendermint/tendermint/libs/log"
"github.com/ClanNetwork/clan-network/x/alloc/types"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
)
type (
Keeper struct {
cdc codec.BinaryCodec
storeKey sdk.StoreKey
memKey sdk.StoreKey
accountKeeper types.AccountKeeper
bankKeeper types.BankKeeper
stakingKeeper types.StakingKeeper
distrKeeper types.DistrKeeper
paramstore paramtypes.Subspace
}
)
func NewKeeper(
cdc codec.BinaryCodec,
storeKey,
memKey sdk.StoreKey,
accountKeeper types.AccountKeeper, bankKeeper types.BankKeeper, stakingKeeper types.StakingKeeper, distrKeeper types.DistrKeeper,
ps paramtypes.Subspace,
) *Keeper {
// set KeyTable if it has not already been set
if !ps.HasKeyTable() {
ps = ps.WithKeyTable(types.ParamKeyTable())
}
return &Keeper{
cdc: cdc,
storeKey: storeKey,
memKey: memKey,
accountKeeper: accountKeeper, bankKeeper: bankKeeper, stakingKeeper: stakingKeeper, distrKeeper: distrKeeper,
paramstore: ps,
}
}
func (k Keeper) Logger(ctx sdk.Context) log.Logger {
return ctx.Logger().With("module", fmt.Sprintf("x/%s", types.ModuleName))
}
// GetModuleAccountBalance gets the airdrop coin balance of module account
func (k Keeper) GetModuleAccountAddress(ctx sdk.Context) sdk.AccAddress {
return k.accountKeeper.GetModuleAddress(types.ModuleName)
}
// DistributeInflation distributes module-specific inflation
func (k Keeper) DistributeInflation(ctx sdk.Context) error {
blockInflationAddr := k.accountKeeper.GetModuleAccount(ctx, authtypes.FeeCollectorName).GetAddress()
blockInflation := k.bankKeeper.GetBalance(ctx, blockInflationAddr, k.stakingKeeper.BondDenom(ctx))
blockInflationDec := sdk.NewDecFromInt(blockInflation.Amount)
params := k.GetParams(ctx)
proportions := params.DistributionProportions
err := k.FundWeightedAddress(ctx, proportions.CoreDev, blockInflationDec, blockInflationAddr)
if err != nil {
return err
}
err = k.FundWeightedAddress(ctx, proportions.Dao, blockInflationDec, blockInflationAddr)
if err != nil {
return err
}
return nil
}
func (k Keeper) FundWeightedAddress(ctx sdk.Context, weightedAddr types.WeightedAddress, inflation sdk.Dec, inflationAddr sdk.AccAddress) error {
amountToFund := inflation.Mul(weightedAddr.Weight)
amountToFundCoin := sdk.NewCoin(k.stakingKeeper.BondDenom(ctx), amountToFund.TruncateInt())
coreDevAddr, err := sdk.AccAddressFromBech32(weightedAddr.Address)
if err != nil {
return err
}
err = k.bankKeeper.SendCoins(ctx, inflationAddr, coreDevAddr, sdk.NewCoins(amountToFundCoin))
if err != nil {
return err
}
k.Logger(ctx).Debug("sent coins to Core Dev pool", "amount", amountToFundCoin.String(), "from", inflationAddr)
return nil
}