package v0_16 import ( sdkmath "cosmossdk.io/math" sdk "github.com/cosmos/cosmos-sdk/types" v015hard "github.com/kava-labs/kava/x/hard/legacy/v0_15" v016hard "github.com/kava-labs/kava/x/hard/types" ) // Denom generated via: echo -n transfer/channel-0/uatom | shasum -a 256 | awk '{printf "ibc/%s",toupper($1)}' const UATOM_IBC_DENOM = "ibc/27394FB092D2ECCD56123C74F36E4C1F926001CEADA9CA97EA622B25F41E5EB2" func migrateParams(params v015hard.Params) v016hard.Params { var moneyMarkets []v016hard.MoneyMarket for _, mm := range params.MoneyMarkets { moneyMarket := v016hard.MoneyMarket{ Denom: mm.Denom, BorrowLimit: v016hard.BorrowLimit{ HasMaxLimit: mm.BorrowLimit.HasMaxLimit, MaximumLimit: mm.BorrowLimit.MaximumLimit, LoanToValue: mm.BorrowLimit.LoanToValue, }, SpotMarketID: mm.SpotMarketID, ConversionFactor: mm.ConversionFactor, InterestRateModel: v016hard.InterestRateModel{ BaseRateAPY: mm.InterestRateModel.BaseRateAPY, BaseMultiplier: mm.InterestRateModel.BaseMultiplier, Kink: mm.InterestRateModel.Kink, JumpMultiplier: mm.InterestRateModel.JumpMultiplier, }, ReserveFactor: mm.ReserveFactor, KeeperRewardPercentage: mm.KeeperRewardPercentage, } moneyMarkets = append(moneyMarkets, moneyMarket) } atomMoneyMarket := v016hard.MoneyMarket{ Denom: UATOM_IBC_DENOM, BorrowLimit: v016hard.BorrowLimit{ HasMaxLimit: true, MaximumLimit: sdk.NewDec(25000000000), LoanToValue: sdk.MustNewDecFromStr("0.5"), }, SpotMarketID: "atom:usd:30", ConversionFactor: sdkmath.NewInt(1000000), InterestRateModel: v016hard.InterestRateModel{ BaseRateAPY: sdk.ZeroDec(), BaseMultiplier: sdk.MustNewDecFromStr("0.05"), Kink: sdk.MustNewDecFromStr("0.8"), JumpMultiplier: sdk.NewDec(5), }, ReserveFactor: sdk.MustNewDecFromStr("0.025"), KeeperRewardPercentage: sdk.MustNewDecFromStr("0.02"), } moneyMarkets = append(moneyMarkets, atomMoneyMarket) return v016hard.Params{ MoneyMarkets: moneyMarkets, MinimumBorrowUSDValue: params.MinimumBorrowUSDValue, } } func migrateDeposits(oldDeposits v015hard.Deposits) v016hard.Deposits { deposits := make(v016hard.Deposits, len(oldDeposits)) for i, deposit := range oldDeposits { interestFactors := make(v016hard.SupplyInterestFactors, len(deposit.Index)) for j, interestFactor := range deposit.Index { interestFactors[j] = v016hard.SupplyInterestFactor{ Denom: interestFactor.Denom, Value: interestFactor.Value, } } deposits[i] = v016hard.Deposit{ Depositor: deposit.Depositor, Amount: deposit.Amount, Index: interestFactors, } } return deposits } func migratePrevAccTimes(oldPrevAccTimes v015hard.GenesisAccumulationTimes) v016hard.GenesisAccumulationTimes { prevAccTimes := make(v016hard.GenesisAccumulationTimes, len(oldPrevAccTimes)) for i, prevAccTime := range oldPrevAccTimes { prevAccTimes[i] = v016hard.GenesisAccumulationTime{ CollateralType: prevAccTime.CollateralType, PreviousAccumulationTime: prevAccTime.PreviousAccumulationTime, SupplyInterestFactor: prevAccTime.SupplyInterestFactor, BorrowInterestFactor: prevAccTime.BorrowInterestFactor, } } return prevAccTimes } func migrateBorrows(oldBorrows v015hard.Borrows) v016hard.Borrows { borrows := make(v016hard.Borrows, len(oldBorrows)) for i, borrow := range oldBorrows { interestFactors := make(v016hard.BorrowInterestFactors, len(borrow.Index)) for j, interestFactor := range borrow.Index { interestFactors[j] = v016hard.BorrowInterestFactor{ Denom: interestFactor.Denom, Value: interestFactor.Value, } } borrows[i] = v016hard.Borrow{ Borrower: borrow.Borrower, Amount: borrow.Amount, Index: interestFactors, } } return borrows } // Migrate converts v0.15 hard state and returns it in v0.16 format func Migrate(oldState v015hard.GenesisState) *v016hard.GenesisState { return &v016hard.GenesisState{ Params: migrateParams(oldState.Params), PreviousAccumulationTimes: migratePrevAccTimes(oldState.PreviousAccumulationTimes), Deposits: migrateDeposits(oldState.Deposits), Borrows: migrateBorrows(oldState.Borrows), TotalSupplied: oldState.TotalSupplied, TotalBorrowed: oldState.TotalBorrowed, TotalReserves: oldState.TotalReserves, } }