mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-11-10 18:15:19 +00:00
c7962e45c0
* add get set methods for swap reward indexes * add get set methods for swap accrual time * tidy up location of multi periods * add swap reward periods to params * add initial legacy types for incentive * minor refactor of migration code * add incentive migration for swap params * minor incentive test refactors * add math methods to RewardIndexes * add keeper method to increment global indexes * add swap keeper to incentive keeper * indicate if pool shares were found or not * add accumulator to compute new rewards each block * accumulate swap rewards globally * remove unecessary keeper method * expand doc comments on accumulator methods * test precision not lost in accumulation * minor fixes from merge * rename storeGlobalDelegatorFactor to match others * fix migration from merge * fix bug in app setup * fix accumulation bug when starting with no state * rename swap files to match others * add swap accumulation times to genesis * remove old migration refactor * minor updates to spec * add high level description of how rewards work
38 lines
1.2 KiB
Go
38 lines
1.2 KiB
Go
package keeper
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import (
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/kava-labs/kava/x/incentive/types"
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)
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// AccumulateSwapRewards calculates new rewards to distribute this block and updates the global indexes to reflect this.
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// The provided rewardPeriod must be valid to avoid panics in calculating time durations.
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func (k Keeper) AccumulateSwapRewards(ctx sdk.Context, rewardPeriod types.MultiRewardPeriod) {
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previousAccrualTime, found := k.GetSwapRewardAccrualTime(ctx, rewardPeriod.CollateralType)
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if !found {
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previousAccrualTime = ctx.BlockTime()
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}
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indexes, found := k.GetSwapRewardIndexes(ctx, rewardPeriod.CollateralType)
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if !found {
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indexes = types.RewardIndexes{}
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}
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acc := types.NewAccumulator(previousAccrualTime, indexes)
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totalShares, found := k.swapKeeper.GetPoolShares(ctx, rewardPeriod.CollateralType)
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if !found {
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totalShares = sdk.ZeroDec()
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}
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acc.Accumulate(rewardPeriod, totalShares, ctx.BlockTime())
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k.SetSwapRewardAccrualTime(ctx, rewardPeriod.CollateralType, acc.PreviousAccumulationTime)
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if len(acc.Indexes) > 0 {
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// the store panics when setting empty or nil indexes
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k.SetSwapRewardIndexes(ctx, rewardPeriod.CollateralType, acc.Indexes)
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}
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}
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