/
gauge.go
134 lines (109 loc) · 3.67 KB
/
gauge.go
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package keeper
import (
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/petri-labs/kaiju/x/gauge/types"
vetypes "github.com/petri-labs/kaiju/x/ve/types"
)
type FeeClaimee interface {
ClaimFees(ctx sdk.Context, claimant sdk.AccAddress) sdk.Coins
}
type Gauge struct {
Base
bribe Bribe
}
func (k Keeper) CreateGauge(ctx sdk.Context, depoistDenom string) {
// TODO: whitelists
if k.HasGauge(ctx, depoistDenom) {
panic("gauge exists")
}
k.SetGauge(ctx, depoistDenom)
}
func (k Keeper) Gauge(ctx sdk.Context, depoistDenom string) Gauge {
if !k.HasGauge(ctx, depoistDenom) {
panic("gauge not found")
}
return Gauge{
Base: Base{
keeper: k,
depoistDenom: depoistDenom,
prefixKey: types.GaugeKey(depoistDenom),
isGauge: true,
},
}
}
func (g Gauge) ClaimReward(ctx sdk.Context, veID uint64, voterKeeper types.VoterKeeper) (err error) {
voterKeeper.DistributeReward(ctx, g.PoolDenom())
return g.claimReward(ctx, veID)
}
func (g Gauge) Deposit(ctx sdk.Context, veID uint64, amount sdk.Int) (err error) {
owner := g.keeper.nftKeeper.GetOwner(ctx, vetypes.VeNftClass.Id, vetypes.VeIDFromUint64(veID))
coin := sdk.NewCoin(g.depoistDenom, amount)
err = g.keeper.bankKeeper.SendCoins(ctx, owner, g.EscrowPool(ctx).GetAddress(), sdk.NewCoins(coin))
if err != nil {
return err
}
totalDeposited := g.GetTotalDepositedAmount(ctx)
deposited := g.GetDepositedAmountByUser(ctx, veID)
totalDeposited = totalDeposited.Add(amount)
deposited = deposited.Add(amount)
g.SetTotalDepositedAmount(ctx, totalDeposited)
g.SetDepositedAmountByUser(ctx, veID, deposited)
// if first-time deposit
if g.GetUserVeIDByAddress(ctx, owner) == vetypes.EmptyVeID {
g.SetUserVeIDByAddress(ctx, owner, veID)
g.keeper.veKeeper.IncVeAttached(ctx, veID)
}
g.deriveAmountForUser(ctx, veID)
// TODO: voter emit deposit
return nil
}
func (g Gauge) Withdraw(ctx sdk.Context, veID uint64, amount sdk.Int) (err error) {
owner := g.keeper.nftKeeper.GetOwner(ctx, vetypes.VeNftClass.Id, vetypes.VeIDFromUint64(veID))
totalDeposited := g.GetTotalDepositedAmount(ctx)
deposited := g.GetDepositedAmountByUser(ctx, veID)
if amount.GT(deposited) {
return types.ErrTooLargeAmount
}
totalDeposited = totalDeposited.Sub(amount)
deposited = deposited.Sub(amount)
g.SetTotalDepositedAmount(ctx, totalDeposited)
if deposited.IsPositive() {
g.SetDepositedAmountByUser(ctx, veID, deposited)
} else {
g.DeleteDepositedAmountByUser(ctx, veID)
g.DeleteUserVeIDByAddress(ctx, owner)
g.keeper.veKeeper.DecVeAttached(ctx, veID)
}
coin := sdk.NewCoin(g.depoistDenom, amount)
err = g.keeper.bankKeeper.SendCoins(ctx, g.EscrowPool(ctx).GetAddress(), owner, sdk.NewCoins(coin))
if err != nil {
return err
}
g.deriveAmountForUser(ctx, veID)
// TODO: voter emit withdraw
return nil
}
func (g Gauge) DepositReward(ctx sdk.Context, sender sdk.AccAddress, rewardDenom string, amount sdk.Int) error {
return g.depositReward(ctx, sender, rewardDenom, amount)
}
func (g Gauge) DepositFees(ctx sdk.Context, feeClaimee FeeClaimee) (err error) {
claimed := feeClaimee.ClaimFees(ctx, g.EscrowPool(ctx).GetAddress())
acc := g.EscrowPool(ctx).GetAddress()
for _, fee := range claimed {
reward := g.GetReward(ctx, fee.Denom)
feeAmount := reward.AccruedAmount.Add(fee.Amount)
if feeAmount.GT(g.bribe.RemainingReward(ctx, fee.Denom)) && feeAmount.QuoRaw(vetypes.RegulatedPeriod).IsPositive() {
err = g.bribe.depositReward(ctx, acc, fee.Denom, feeAmount)
if err != nil {
return err
}
// clear accrued undistributed amount
reward.AccruedAmount = sdk.ZeroInt()
} else {
// accrue undistributed amount
reward.AccruedAmount = feeAmount
}
g.SetReward(ctx, fee.Denom, reward)
}
return nil
}