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 types.MultiplierName) error {
claim, found := k.GetUSDXMintingClaim(ctx, owner)
if !found {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
multiplier, found := k.GetMultiplier(ctx, multiplierName)
if !found {
return sdkerrors.Wrapf(types.ErrInvalidMultiplier, string(multiplierName))
}
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, multiplierName types.MultiplierName, denomsToClaim []string) error {
_, found := k.GetHardLiquidityProviderClaim(ctx, owner)
if !found {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
multiplier, found := k.GetMultiplier(ctx, multiplierName)
if !found {
return sdkerrors.Wrapf(types.ErrInvalidMultiplier, string(multiplierName))
}
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)
}
claimingCoins := types.FilterCoins(syncedClaim.Reward, denomsToClaim)
rewardCoins := types.MultiplyCoins(claimingCoins, multiplier.Factor)
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, multiplierName types.MultiplierName, denomsToClaim []string) error {
claim, found := k.GetDelegatorClaim(ctx, owner)
if !found {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
multiplier, found := k.GetMultiplier(ctx, multiplierName)
if !found {
return sdkerrors.Wrapf(types.ErrInvalidMultiplier, string(multiplierName))
}
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)
}
claimingCoins := types.FilterCoins(syncedClaim.Reward, denomsToClaim)
rewardCoins := types.MultiplyCoins(claimingCoins, multiplier.Factor)
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, multiplierName types.MultiplierName, denomsToClaim []string) error {
_, found := k.GetSwapClaim(ctx, owner)
if !found {
return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", owner)
}
multiplier, found := k.GetMultiplier(ctx, multiplierName)
if !found {
return sdkerrors.Wrapf(types.ErrInvalidMultiplier, string(multiplierName))
}
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)
}
claimingCoins := types.FilterCoins(syncedClaim.Reward, denomsToClaim)
rewardCoins := types.MultiplyCoins(claimingCoins, multiplier.Factor)
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
}