0g-chain/x/incentive/keeper/claim.go

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package keeper
import (
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/kava-labs/kava/x/incentive/types"
validatorvesting "github.com/kava-labs/kava/x/validator-vesting"
)
// ClaimUSDXMintingReward pays out funds from a claim to a receiver account.
// Rewards are removed from a claim and paid out according to the multiplier, which reduces the reward amount in exchange for shorter vesting times.
func (k Keeper) ClaimUSDXMintingReward(ctx sdk.Context, owner, receiver sdk.AccAddress, multiplierName string) error {
claim, found := k.GetUSDXMintingClaim(ctx, owner)
if !found {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
name, err := types.ParseMultiplierName(multiplierName)
if err != nil {
return err
}
multiplier, found := k.GetMultiplierByDenom(ctx, types.USDXMintingRewardDenom, name)
if !found {
return sdkerrors.Wrapf(types.ErrInvalidMultiplier, "denom '%s' has no multiplier '%s'", types.USDXMintingRewardDenom, name)
}
claimEnd := k.GetClaimEnd(ctx)
if ctx.BlockTime().After(claimEnd) {
return sdkerrors.Wrapf(types.ErrClaimExpired, "block time %s > claim end time %s", ctx.BlockTime(), claimEnd)
}
claim, err = k.SynchronizeUSDXMintingClaim(ctx, claim)
if err != nil {
return err
}
rewardAmount := claim.Reward.Amount.ToDec().Mul(multiplier.Factor).RoundInt()
if rewardAmount.IsZero() {
return types.ErrZeroClaim
}
rewardCoin := sdk.NewCoin(claim.Reward.Denom, rewardAmount)
length, err := k.GetPeriodLength(ctx, multiplier)
if err != nil {
return err
}
err = k.SendTimeLockedCoinsToAccount(ctx, types.IncentiveMacc, receiver, sdk.NewCoins(rewardCoin), length)
if err != nil {
return err
}
k.ZeroUSDXMintingClaim(ctx, claim)
ctx.EventManager().EmitEvent(
sdk.NewEvent(
types.EventTypeClaim,
sdk.NewAttribute(types.AttributeKeyClaimedBy, owner.String()),
sdk.NewAttribute(types.AttributeKeyClaimAmount, claim.Reward.String()),
sdk.NewAttribute(types.AttributeKeyClaimAmount, claim.GetType()),
),
)
return nil
}
// ClaimHardReward pays out funds from a claim to a receiver account.
// Rewards are removed from a claim and paid out according to the multiplier, which reduces the reward amount in exchange for shorter vesting times.
func (k Keeper) ClaimHardReward(ctx sdk.Context, owner, receiver sdk.AccAddress, denom string, multiplierName string) error {
name, err := types.ParseMultiplierName(multiplierName)
if err != nil {
return err
}
multiplier, found := k.GetMultiplierByDenom(ctx, denom, name)
if !found {
return sdkerrors.Wrapf(types.ErrInvalidMultiplier, "denom '%s' has no multiplier '%s'", denom, name)
}
claimEnd := k.GetClaimEnd(ctx)
if ctx.BlockTime().After(claimEnd) {
return sdkerrors.Wrapf(types.ErrClaimExpired, "block time %s > claim end time %s", ctx.BlockTime(), claimEnd)
}
k.SynchronizeHardLiquidityProviderClaim(ctx, owner)
syncedClaim, found := k.GetHardLiquidityProviderClaim(ctx, owner)
if !found {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
amt := syncedClaim.Reward.AmountOf(denom)
claimingCoins := sdk.NewCoins(sdk.NewCoin(denom, amt))
rewardCoins := sdk.NewCoins(sdk.NewCoin(denom, amt.ToDec().Mul(multiplier.Factor).RoundInt()))
if rewardCoins.IsZero() {
return types.ErrZeroClaim
}
length, err := k.GetPeriodLength(ctx, multiplier)
if err != nil {
return err
}
err = k.SendTimeLockedCoinsToAccount(ctx, types.IncentiveMacc, receiver, rewardCoins, length)
if err != nil {
return err
}
// remove claimed coins (NOT reward coins)
syncedClaim.Reward = syncedClaim.Reward.Sub(claimingCoins)
k.SetHardLiquidityProviderClaim(ctx, syncedClaim)
ctx.EventManager().EmitEvent(
sdk.NewEvent(
types.EventTypeClaim,
sdk.NewAttribute(types.AttributeKeyClaimedBy, owner.String()),
sdk.NewAttribute(types.AttributeKeyClaimAmount, claimingCoins.String()),
sdk.NewAttribute(types.AttributeKeyClaimType, syncedClaim.GetType()),
),
)
return nil
}
// ClaimDelegatorReward pays out funds from a claim to a receiver account.
// Rewards are removed from a claim and paid out according to the multiplier, which reduces the reward amount in exchange for shorter vesting times.
func (k Keeper) ClaimDelegatorReward(ctx sdk.Context, owner, receiver sdk.AccAddress, denom string, multiplierName string) error {
claim, found := k.GetDelegatorClaim(ctx, owner)
if !found {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
name, err := types.ParseMultiplierName(multiplierName)
if err != nil {
return err
}
multiplier, found := k.GetMultiplierByDenom(ctx, denom, name)
if !found {
return sdkerrors.Wrapf(types.ErrInvalidMultiplier, "denom '%s' has no multiplier '%s'", denom, name)
}
claimEnd := k.GetClaimEnd(ctx)
if ctx.BlockTime().After(claimEnd) {
return sdkerrors.Wrapf(types.ErrClaimExpired, "block time %s > claim end time %s", ctx.BlockTime(), claimEnd)
}
syncedClaim, err := k.SynchronizeDelegatorClaim(ctx, claim)
if err != nil {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
amt := syncedClaim.Reward.AmountOf(denom)
claimingCoins := sdk.NewCoins(sdk.NewCoin(denom, amt))
rewardCoins := sdk.NewCoins(sdk.NewCoin(denom, amt.ToDec().Mul(multiplier.Factor).RoundInt()))
if rewardCoins.IsZero() {
return types.ErrZeroClaim
}
length, err := k.GetPeriodLength(ctx, multiplier)
if err != nil {
return err
}
err = k.SendTimeLockedCoinsToAccount(ctx, types.IncentiveMacc, receiver, rewardCoins, length)
if err != nil {
return err
}
// remove claimed coins (NOT reward coins)
syncedClaim.Reward = syncedClaim.Reward.Sub(claimingCoins)
k.SetDelegatorClaim(ctx, syncedClaim)
ctx.EventManager().EmitEvent(
sdk.NewEvent(
types.EventTypeClaim,
sdk.NewAttribute(types.AttributeKeyClaimedBy, owner.String()),
sdk.NewAttribute(types.AttributeKeyClaimAmount, claimingCoins.String()),
sdk.NewAttribute(types.AttributeKeyClaimType, syncedClaim.GetType()),
),
)
return nil
}
// ClaimSwapReward pays out funds from a claim to a receiver account.
// Rewards are removed from a claim and paid out according to the multiplier, which reduces the reward amount in exchange for shorter vesting times.
func (k Keeper) ClaimSwapReward(ctx sdk.Context, owner, receiver sdk.AccAddress, denom string, multiplierName string) error {
name, err := types.ParseMultiplierName(multiplierName)
if err != nil {
return err
}
multiplier, found := k.GetMultiplierByDenom(ctx, denom, name)
if !found {
return sdkerrors.Wrapf(types.ErrInvalidMultiplier, "denom '%s' has no multiplier '%s'", denom, name)
}
claimEnd := k.GetClaimEnd(ctx)
if ctx.BlockTime().After(claimEnd) {
return sdkerrors.Wrapf(types.ErrClaimExpired, "block time %s > claim end time %s", ctx.BlockTime(), claimEnd)
}
syncedClaim, found := k.GetSynchronizedSwapClaim(ctx, owner)
if !found {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
amt := syncedClaim.Reward.AmountOf(denom)
claimingCoins := sdk.NewCoins(sdk.NewCoin(denom, amt))
rewardCoins := sdk.NewCoins(sdk.NewCoin(denom, amt.ToDec().Mul(multiplier.Factor).RoundInt()))
if rewardCoins.IsZero() {
return types.ErrZeroClaim
}
length, err := k.GetPeriodLength(ctx, multiplier)
if err != nil {
return err
}
err = k.SendTimeLockedCoinsToAccount(ctx, types.IncentiveMacc, receiver, rewardCoins, length)
if err != nil {
return err
}
// remove claimed coins (NOT reward coins)
syncedClaim.Reward = syncedClaim.Reward.Sub(claimingCoins)
k.SetSwapClaim(ctx, syncedClaim)
ctx.EventManager().EmitEvent(
sdk.NewEvent(
types.EventTypeClaim,
sdk.NewAttribute(types.AttributeKeyClaimedBy, owner.String()),
sdk.NewAttribute(types.AttributeKeyClaimAmount, claimingCoins.String()),
sdk.NewAttribute(types.AttributeKeyClaimType, syncedClaim.GetType()),
),
)
return nil
}
func (k Keeper) ValidateIsValidatorVestingAccount(ctx sdk.Context, address sdk.AccAddress) error {
acc := k.accountKeeper.GetAccount(ctx, address)
if acc == nil {
return sdkerrors.Wrapf(types.ErrAccountNotFound, "address not found: %s", address)
}
_, ok := acc.(*validatorvesting.ValidatorVestingAccount)
if !ok {
return sdkerrors.Wrapf(types.ErrInvalidAccountType, "account is not validator vesting account, %s", address)
}
return nil
}