0g-chain/x/incentive/testutil/builder.go
Ruaridh 013093ecb5
Incentive genesis refactor: remove sync on export (#954)
* move defualt values to file where they're used

* add type to hold RewardIndexes in genesis state

* add reward indexes state to genesis

* fix genesis state importers

* add iterator keeper methods for accrual times

* remove syncing from export/init genesis

* separate incentive migration to new file

* refactor out common funcs from incentive migration

* update legacy genesis state to v0.14.3

* add test and example migrated json

* fully initialize rewards in genesis builder

* add kava-7-mainnet incentive state

* run aliasgen

* add missing type to incentive/legacy

Co-authored-by: karzak <kjydavis3@gmail.com>
2021-07-15 15:41:55 +01:00

241 lines
8.2 KiB
Go

package testutil
import (
"time"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/app"
"github.com/kava-labs/kava/x/hard"
hardtypes "github.com/kava-labs/kava/x/hard/types"
"github.com/kava-labs/kava/x/incentive/types"
)
const (
oneYear time.Duration = time.Hour * 24 * 365
)
// IncentiveGenesisBuilder is a tool for creating an incentive genesis state.
// Helper methods add values onto a default genesis state.
// All methods are immutable and return updated copies of the builder.
type IncentiveGenesisBuilder struct {
types.GenesisState
genesisTime time.Time
}
func NewIncentiveGenesisBuilder() IncentiveGenesisBuilder {
return IncentiveGenesisBuilder{
GenesisState: types.DefaultGenesisState(),
genesisTime: time.Time{},
}
}
func (builder IncentiveGenesisBuilder) Build() types.GenesisState {
return builder.GenesisState
}
func (builder IncentiveGenesisBuilder) BuildMarshalled() app.GenesisState {
return app.GenesisState{
types.ModuleName: types.ModuleCdc.MustMarshalJSON(builder.Build()),
}
}
func (builder IncentiveGenesisBuilder) WithGenesisTime(time time.Time) IncentiveGenesisBuilder {
builder.genesisTime = time
builder.Params.ClaimEnd = time.Add(5 * oneYear)
return builder
}
func (builder IncentiveGenesisBuilder) WithInitializedBorrowRewardPeriod(period types.MultiRewardPeriod) IncentiveGenesisBuilder {
builder.Params.HardBorrowRewardPeriods = append(builder.Params.HardBorrowRewardPeriods, period)
accumulationTimeForPeriod := types.NewAccumulationTime(period.CollateralType, builder.genesisTime)
builder.HardBorrowRewardState.AccumulationTimes = append(
builder.HardBorrowRewardState.AccumulationTimes,
accumulationTimeForPeriod,
)
builder.HardBorrowRewardState.MultiRewardIndexes = builder.HardBorrowRewardState.MultiRewardIndexes.With(
period.CollateralType,
newZeroRewardIndexesFromCoins(period.RewardsPerSecond...),
)
return builder
}
func (builder IncentiveGenesisBuilder) WithSimpleBorrowRewardPeriod(ctype string, rewardsPerSecond sdk.Coins) IncentiveGenesisBuilder {
return builder.WithInitializedBorrowRewardPeriod(builder.simpleRewardPeriod(ctype, rewardsPerSecond))
}
func (builder IncentiveGenesisBuilder) WithInitializedSupplyRewardPeriod(period types.MultiRewardPeriod) IncentiveGenesisBuilder {
builder.Params.HardSupplyRewardPeriods = append(builder.Params.HardSupplyRewardPeriods, period)
accumulationTimeForPeriod := types.NewAccumulationTime(period.CollateralType, builder.genesisTime)
builder.HardSupplyRewardState.AccumulationTimes = append(
builder.HardSupplyRewardState.AccumulationTimes,
accumulationTimeForPeriod,
)
builder.HardSupplyRewardState.MultiRewardIndexes = builder.HardSupplyRewardState.MultiRewardIndexes.With(
period.CollateralType,
newZeroRewardIndexesFromCoins(period.RewardsPerSecond...),
)
return builder
}
func (builder IncentiveGenesisBuilder) WithSimpleSupplyRewardPeriod(ctype string, rewardsPerSecond sdk.Coins) IncentiveGenesisBuilder {
return builder.WithInitializedSupplyRewardPeriod(builder.simpleRewardPeriod(ctype, rewardsPerSecond))
}
func (builder IncentiveGenesisBuilder) WithInitializedDelegatorRewardPeriod(period types.MultiRewardPeriod) IncentiveGenesisBuilder {
builder.Params.DelegatorRewardPeriods = append(builder.Params.DelegatorRewardPeriods, period)
accumulationTimeForPeriod := types.NewAccumulationTime(period.CollateralType, builder.genesisTime)
builder.DelegatorRewardState.AccumulationTimes = append(
builder.DelegatorRewardState.AccumulationTimes,
accumulationTimeForPeriod,
)
builder.DelegatorRewardState.MultiRewardIndexes = builder.DelegatorRewardState.MultiRewardIndexes.With(
period.CollateralType,
newZeroRewardIndexesFromCoins(period.RewardsPerSecond...),
)
return builder
}
func (builder IncentiveGenesisBuilder) WithSimpleDelegatorRewardPeriod(ctype string, rewardsPerSecond sdk.Coins) IncentiveGenesisBuilder {
return builder.WithInitializedDelegatorRewardPeriod(builder.simpleRewardPeriod(ctype, rewardsPerSecond))
}
func (builder IncentiveGenesisBuilder) WithInitializedSwapRewardPeriod(period types.MultiRewardPeriod) IncentiveGenesisBuilder {
builder.Params.SwapRewardPeriods = append(builder.Params.SwapRewardPeriods, period)
accumulationTimeForPeriod := types.NewAccumulationTime(period.CollateralType, builder.genesisTime)
builder.SwapRewardState.AccumulationTimes = append(
builder.SwapRewardState.AccumulationTimes,
accumulationTimeForPeriod,
)
builder.SwapRewardState.MultiRewardIndexes = builder.SwapRewardState.MultiRewardIndexes.With(
period.CollateralType,
newZeroRewardIndexesFromCoins(period.RewardsPerSecond...),
)
return builder
}
func (builder IncentiveGenesisBuilder) WithSimpleSwapRewardPeriod(poolID string, rewardsPerSecond sdk.Coins) IncentiveGenesisBuilder {
return builder.WithInitializedSwapRewardPeriod(builder.simpleRewardPeriod(poolID, rewardsPerSecond))
}
func (builder IncentiveGenesisBuilder) WithInitializedUSDXRewardPeriod(period types.RewardPeriod) IncentiveGenesisBuilder {
builder.Params.USDXMintingRewardPeriods = append(builder.Params.USDXMintingRewardPeriods, period)
accumulationTimeForPeriod := types.NewAccumulationTime(period.CollateralType, builder.genesisTime)
builder.USDXRewardState.AccumulationTimes = append(
builder.USDXRewardState.AccumulationTimes,
accumulationTimeForPeriod,
)
builder.USDXRewardState.MultiRewardIndexes = builder.USDXRewardState.MultiRewardIndexes.With(
period.CollateralType,
newZeroRewardIndexesFromCoins(period.RewardsPerSecond),
)
return builder
}
func (builder IncentiveGenesisBuilder) WithSimpleUSDXRewardPeriod(ctype string, rewardsPerSecond sdk.Coin) IncentiveGenesisBuilder {
return builder.WithInitializedUSDXRewardPeriod(types.NewRewardPeriod(
true,
ctype,
builder.genesisTime,
builder.genesisTime.Add(4*oneYear),
rewardsPerSecond,
))
}
func (builder IncentiveGenesisBuilder) WithMultipliers(multipliers types.Multipliers) IncentiveGenesisBuilder {
builder.Params.ClaimMultipliers = multipliers
return builder
}
func (builder IncentiveGenesisBuilder) simpleRewardPeriod(ctype string, rewardsPerSecond sdk.Coins) types.MultiRewardPeriod {
return types.NewMultiRewardPeriod(
true,
ctype,
builder.genesisTime,
builder.genesisTime.Add(4*oneYear),
rewardsPerSecond,
)
}
func newZeroRewardIndexesFromCoins(coins ...sdk.Coin) types.RewardIndexes {
var ri types.RewardIndexes
for _, coin := range coins {
ri = ri.With(coin.Denom, sdk.ZeroDec())
}
return ri
}
// HardGenesisBuilder is a tool for creating a hard genesis state.
// Helper methods add values onto a default genesis state.
// All methods are immutable and return updated copies of the builder.
type HardGenesisBuilder struct {
hardtypes.GenesisState
genesisTime time.Time
}
func NewHardGenesisBuilder() HardGenesisBuilder {
return HardGenesisBuilder{
GenesisState: hardtypes.DefaultGenesisState(),
}
}
func (builder HardGenesisBuilder) Build() hardtypes.GenesisState {
return builder.GenesisState
}
func (builder HardGenesisBuilder) BuildMarshalled() app.GenesisState {
return app.GenesisState{
hardtypes.ModuleName: hardtypes.ModuleCdc.MustMarshalJSON(builder.Build()),
}
}
func (builder HardGenesisBuilder) WithGenesisTime(genTime time.Time) HardGenesisBuilder {
builder.genesisTime = genTime
return builder
}
func (builder HardGenesisBuilder) WithInitializedMoneyMarket(market hard.MoneyMarket) HardGenesisBuilder {
builder.Params.MoneyMarkets = append(builder.Params.MoneyMarkets, market)
builder.PreviousAccumulationTimes = append(
builder.PreviousAccumulationTimes,
hardtypes.NewGenesisAccumulationTime(market.Denom, builder.genesisTime, sdk.OneDec(), sdk.OneDec()),
)
return builder
}
func (builder HardGenesisBuilder) WithMinBorrow(minUSDValue sdk.Dec) HardGenesisBuilder {
builder.Params.MinimumBorrowUSDValue = minUSDValue
return builder
}
func NewStandardMoneyMarket(denom string) hardtypes.MoneyMarket {
return hardtypes.NewMoneyMarket(
denom,
hard.NewBorrowLimit(
false,
sdk.NewDec(1e15),
sdk.MustNewDecFromStr("0.6"),
),
denom+":usd",
sdk.NewInt(1e6),
hard.NewInterestRateModel(
sdk.MustNewDecFromStr("0.05"),
sdk.MustNewDecFromStr("2"),
sdk.MustNewDecFromStr("0.8"),
sdk.MustNewDecFromStr("10"),
),
sdk.MustNewDecFromStr("0.05"),
sdk.ZeroDec(),
)
}