mirror of
https://github.com/0glabs/0g-chain.git
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3a08fc582b
* claim hard reward keeper methods * test hard claim payout * claim hard rewards via cli * query hard claims via cli * rest txs and queries * add handler test * add claim type event field
268 lines
11 KiB
Go
268 lines
11 KiB
Go
package keeper
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import (
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sdk "github.com/cosmos/cosmos-sdk/types"
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sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
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"github.com/cosmos/cosmos-sdk/x/auth"
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authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
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"github.com/cosmos/cosmos-sdk/x/auth/vesting"
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supplyExported "github.com/cosmos/cosmos-sdk/x/supply/exported"
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"github.com/kava-labs/kava/x/incentive/types"
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validatorvesting "github.com/kava-labs/kava/x/validator-vesting"
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)
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// ClaimUSDXMintingReward sends the reward amount to the input address and zero's out the claim in the store
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func (k Keeper) ClaimUSDXMintingReward(ctx sdk.Context, addr sdk.AccAddress, multiplierName types.MultiplierName) error {
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claim, found := k.GetUSDXMintingClaim(ctx, addr)
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if !found {
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return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", addr)
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}
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multiplier, found := k.GetMultiplier(ctx, multiplierName)
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if !found {
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return sdkerrors.Wrapf(types.ErrInvalidMultiplier, string(multiplierName))
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}
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claimEnd := k.GetClaimEnd(ctx)
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if ctx.BlockTime().After(claimEnd) {
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return sdkerrors.Wrapf(types.ErrClaimExpired, "block time %s > claim end time %s", ctx.BlockTime(), claimEnd)
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}
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claim, err := k.SynchronizeUSDXMintingClaim(ctx, claim)
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if err != nil {
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return err
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}
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rewardAmount := claim.Reward.Amount.ToDec().Mul(multiplier.Factor).RoundInt()
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if rewardAmount.IsZero() {
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return types.ErrZeroClaim
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}
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rewardCoin := sdk.NewCoin(claim.Reward.Denom, rewardAmount)
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length := ctx.BlockTime().AddDate(0, int(multiplier.MonthsLockup), 0).Unix() - ctx.BlockTime().Unix()
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err = k.SendTimeLockedCoinsToAccount(ctx, types.IncentiveMacc, addr, sdk.NewCoins(rewardCoin), length)
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if err != nil {
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return err
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}
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k.ZeroUSDXMintingClaim(ctx, claim)
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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types.EventTypeClaim,
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sdk.NewAttribute(types.AttributeKeyClaimedBy, claim.GetOwner().String()),
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sdk.NewAttribute(types.AttributeKeyClaimAmount, claim.GetReward().String()),
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sdk.NewAttribute(types.AttributeKeyClaimAmount, claim.GetType()),
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),
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)
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return nil
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}
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// ClaimHardReward sends the reward amount to the input address and zero's out the claim in the store
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func (k Keeper) ClaimHardReward(ctx sdk.Context, addr sdk.AccAddress, multiplierName types.MultiplierName) error {
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_, found := k.GetHardLiquidityProviderClaim(ctx, addr)
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if !found {
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return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", addr)
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}
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multiplier, found := k.GetMultiplier(ctx, multiplierName)
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if !found {
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return sdkerrors.Wrapf(types.ErrInvalidMultiplier, string(multiplierName))
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}
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claimEnd := k.GetClaimEnd(ctx)
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if ctx.BlockTime().After(claimEnd) {
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return sdkerrors.Wrapf(types.ErrClaimExpired, "block time %s > claim end time %s", ctx.BlockTime(), claimEnd)
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}
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k.SynchronizeHardLiquidityProviderClaim(ctx, addr)
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claim, found := k.GetHardLiquidityProviderClaim(ctx, addr)
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if !found {
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return sdkerrors.Wrapf(types.ErrClaimNotFound, "address: %s", addr)
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}
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rewardAmount := claim.Reward.Amount.ToDec().Mul(multiplier.Factor).RoundInt()
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if rewardAmount.IsZero() {
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return types.ErrZeroClaim
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}
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rewardCoin := sdk.NewCoin(claim.Reward.Denom, rewardAmount)
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length := ctx.BlockTime().AddDate(0, int(multiplier.MonthsLockup), 0).Unix() - ctx.BlockTime().Unix()
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err := k.SendTimeLockedCoinsToAccount(ctx, types.IncentiveMacc, addr, sdk.NewCoins(rewardCoin), length)
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if err != nil {
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return err
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}
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k.ZeroHardLiquidityProviderClaim(ctx, claim)
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ctx.EventManager().EmitEvent(
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sdk.NewEvent(
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types.EventTypeClaim,
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sdk.NewAttribute(types.AttributeKeyClaimedBy, claim.GetOwner().String()),
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sdk.NewAttribute(types.AttributeKeyClaimAmount, claim.GetReward().String()),
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sdk.NewAttribute(types.AttributeKeyClaimType, claim.GetType()),
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),
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)
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return nil
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}
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// SendTimeLockedCoinsToAccount sends time-locked coins from the input module account to the recipient. If the recipients account is not a vesting account and the input length is greater than zero, the recipient account is converted to a periodic vesting account and the coins are added to the vesting balance as a vesting period with the input length.
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func (k Keeper) SendTimeLockedCoinsToAccount(ctx sdk.Context, senderModule string, recipientAddr sdk.AccAddress, amt sdk.Coins, length int64) error {
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macc := k.supplyKeeper.GetModuleAccount(ctx, senderModule)
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if !macc.GetCoins().IsAllGTE(amt) {
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return sdkerrors.Wrapf(types.ErrInsufficientModAccountBalance, "%s", senderModule)
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}
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// 0. Get the account from the account keeper and do a type switch, error if it's a validator vesting account or module account (can make this work for validator vesting later if necessary)
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acc := k.accountKeeper.GetAccount(ctx, recipientAddr)
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if acc == nil {
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return sdkerrors.Wrapf(types.ErrAccountNotFound, recipientAddr.String())
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}
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if length == 0 {
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return k.supplyKeeper.SendCoinsFromModuleToAccount(ctx, senderModule, recipientAddr, amt)
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}
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switch acc.(type) {
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case *validatorvesting.ValidatorVestingAccount, supplyExported.ModuleAccountI:
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return sdkerrors.Wrapf(types.ErrInvalidAccountType, "%T", acc)
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case *vesting.PeriodicVestingAccount:
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return k.SendTimeLockedCoinsToPeriodicVestingAccount(ctx, senderModule, recipientAddr, amt, length)
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case *auth.BaseAccount:
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return k.SendTimeLockedCoinsToBaseAccount(ctx, senderModule, recipientAddr, amt, length)
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default:
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return sdkerrors.Wrapf(types.ErrInvalidAccountType, "%T", acc)
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}
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}
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// SendTimeLockedCoinsToPeriodicVestingAccount sends time-locked coins from the input module account to the recipient
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func (k Keeper) SendTimeLockedCoinsToPeriodicVestingAccount(ctx sdk.Context, senderModule string, recipientAddr sdk.AccAddress, amt sdk.Coins, length int64) error {
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err := k.supplyKeeper.SendCoinsFromModuleToAccount(ctx, senderModule, recipientAddr, amt)
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if err != nil {
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return err
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}
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k.addCoinsToVestingSchedule(ctx, recipientAddr, amt, length)
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return nil
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}
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// SendTimeLockedCoinsToBaseAccount sends time-locked coins from the input module account to the recipient, converting the recipient account to a vesting account
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func (k Keeper) SendTimeLockedCoinsToBaseAccount(ctx sdk.Context, senderModule string, recipientAddr sdk.AccAddress, amt sdk.Coins, length int64) error {
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err := k.supplyKeeper.SendCoinsFromModuleToAccount(ctx, senderModule, recipientAddr, amt)
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if err != nil {
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return err
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}
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acc := k.accountKeeper.GetAccount(ctx, recipientAddr)
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// transition the account to a periodic vesting account:
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bacc := authtypes.NewBaseAccount(acc.GetAddress(), acc.GetCoins(), acc.GetPubKey(), acc.GetAccountNumber(), acc.GetSequence())
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newPeriods := vesting.Periods{types.NewPeriod(amt, length)}
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bva, err := vesting.NewBaseVestingAccount(bacc, amt, ctx.BlockTime().Unix()+length)
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if err != nil {
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return err
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}
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pva := vesting.NewPeriodicVestingAccountRaw(bva, ctx.BlockTime().Unix(), newPeriods)
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k.accountKeeper.SetAccount(ctx, pva)
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return nil
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}
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// addCoinsToVestingSchedule adds coins to the input account's vesting schedule where length is the amount of time (from the current block time), in seconds, that the coins will be vesting for
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// the input address must be a periodic vesting account
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func (k Keeper) addCoinsToVestingSchedule(ctx sdk.Context, addr sdk.AccAddress, amt sdk.Coins, length int64) {
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acc := k.accountKeeper.GetAccount(ctx, addr)
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vacc := acc.(*vesting.PeriodicVestingAccount)
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// Add the new vesting coins to OriginalVesting
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vacc.OriginalVesting = vacc.OriginalVesting.Add(amt...)
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// update vesting periods
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// EndTime = 100
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// BlockTime = 110
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// length == 6
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if vacc.EndTime < ctx.BlockTime().Unix() {
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// edge case one - the vesting account's end time is in the past (ie, all previous vesting periods have completed)
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// append a new period to the vesting account, update the end time, update the account in the store and return
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newPeriodLength := (ctx.BlockTime().Unix() - vacc.EndTime) + length // 110 - 100 + 6 = 16
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newPeriod := types.NewPeriod(amt, newPeriodLength)
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vacc.VestingPeriods = append(vacc.VestingPeriods, newPeriod)
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vacc.EndTime = ctx.BlockTime().Unix() + length
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k.accountKeeper.SetAccount(ctx, vacc)
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return
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}
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// StartTime = 110
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// BlockTime = 100
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// length = 6
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if vacc.StartTime > ctx.BlockTime().Unix() {
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// edge case two - the vesting account's start time is in the future (all periods have not started)
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// update the start time to now and adjust the period lengths in place - a new period will be inserted in the next code block
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updatedPeriods := vesting.Periods{}
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for i, period := range vacc.VestingPeriods {
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updatedPeriod := period
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if i == 0 {
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updatedPeriod = types.NewPeriod(period.Amount, (vacc.StartTime-ctx.BlockTime().Unix())+period.Length) // 110 - 100 + 6 = 16
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}
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updatedPeriods = append(updatedPeriods, updatedPeriod)
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}
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vacc.VestingPeriods = updatedPeriods
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vacc.StartTime = ctx.BlockTime().Unix()
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}
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// logic for inserting a new vesting period into the existing vesting schedule
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remainingLength := vacc.EndTime - ctx.BlockTime().Unix()
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elapsedTime := ctx.BlockTime().Unix() - vacc.StartTime
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proposedEndTime := ctx.BlockTime().Unix() + length
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if remainingLength < length {
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// in the case that the proposed length is longer than the remaining length of all vesting periods, create a new period with length equal to the difference between the proposed length and the previous total length
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newPeriodLength := length - remainingLength
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newPeriod := types.NewPeriod(amt, newPeriodLength)
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vacc.VestingPeriods = append(vacc.VestingPeriods, newPeriod)
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// update the end time so that the sum of all period lengths equals endTime - startTime
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vacc.EndTime = proposedEndTime
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} else {
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// In the case that the proposed length is less than or equal to the sum of all previous period lengths, insert the period and update other periods as necessary.
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// EXAMPLE (l is length, a is amount)
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// Original Periods: {[l: 1 a: 1], [l: 2, a: 1], [l:8, a:3], [l: 5, a: 3]}
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// Period we want to insert [l: 5, a: x]
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// Expected result:
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// {[l: 1, a: 1], [l:2, a: 1], [l:2, a:x], [l:6, a:3], [l:5, a:3]}
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// StartTime = 100
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// Periods = [5,5,5,5]
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// EndTime = 120
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// BlockTime = 101
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// length = 2
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// for period in Periods:
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// iteration 1:
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// lengthCounter = 5
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// if 5 < 101 - 100 + 2 - no
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// if 5 = 3 - no
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// else
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// newperiod = 2 - 0
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newPeriods := vesting.Periods{}
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lengthCounter := int64(0)
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appendRemaining := false
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for _, period := range vacc.VestingPeriods {
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if appendRemaining {
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newPeriods = append(newPeriods, period)
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continue
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}
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lengthCounter += period.Length
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if lengthCounter < elapsedTime+length { // 1
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newPeriods = append(newPeriods, period)
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} else if lengthCounter == elapsedTime+length {
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newPeriod := types.NewPeriod(period.Amount.Add(amt...), period.Length)
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newPeriods = append(newPeriods, newPeriod)
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appendRemaining = true
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} else {
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newPeriod := types.NewPeriod(amt, elapsedTime+length-types.GetTotalVestingPeriodLength(newPeriods))
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previousPeriod := types.NewPeriod(period.Amount, period.Length-newPeriod.Length)
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newPeriods = append(newPeriods, newPeriod, previousPeriod)
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appendRemaining = true
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}
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}
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vacc.VestingPeriods = newPeriods
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}
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k.accountKeeper.SetAccount(ctx, vacc)
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return
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}
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