mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-12-27 00:35:18 +00:00
016eecfcc0
* use kavamint in incentive to calculate staking apy * use kavamint minting: rewards_earn_staking_integration_test * update incentive tests to mint only with kavamint * remove x/mint from incentive tests * remove x/mint from kava app * fix minting in x/auction tests * replace simapp fund calls with test helper * remove mint state from genesis.json
540 lines
17 KiB
Go
540 lines
17 KiB
Go
package keeper
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import (
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"fmt"
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"github.com/cosmos/cosmos-sdk/client"
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"github.com/cosmos/cosmos-sdk/codec"
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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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abci "github.com/tendermint/tendermint/abci/types"
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earntypes "github.com/kava-labs/kava/x/earn/types"
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"github.com/kava-labs/kava/x/incentive/types"
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liquidtypes "github.com/kava-labs/kava/x/liquid/types"
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)
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const (
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SecondsPerYear = 31536000
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)
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// NewQuerier is the module level router for state queries
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func NewQuerier(k Keeper, legacyQuerierCdc *codec.LegacyAmino) sdk.Querier {
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return func(ctx sdk.Context, path []string, req abci.RequestQuery) (res []byte, err error) {
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switch path[0] {
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case types.QueryGetParams:
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return queryGetParams(ctx, req, k, legacyQuerierCdc)
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case types.QueryGetHardRewards:
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return queryGetHardRewards(ctx, req, k, legacyQuerierCdc)
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case types.QueryGetUSDXMintingRewards:
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return queryGetUSDXMintingRewards(ctx, req, k, legacyQuerierCdc)
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case types.QueryGetDelegatorRewards:
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return queryGetDelegatorRewards(ctx, req, k, legacyQuerierCdc)
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case types.QueryGetSwapRewards:
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return queryGetSwapRewards(ctx, req, k, legacyQuerierCdc)
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case types.QueryGetSavingsRewards:
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return queryGetSavingsRewards(ctx, req, k, legacyQuerierCdc)
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case types.QueryGetRewardFactors:
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return queryGetRewardFactors(ctx, req, k, legacyQuerierCdc)
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case types.QueryGetEarnRewards:
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return queryGetEarnRewards(ctx, req, k, legacyQuerierCdc)
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case types.QueryGetAPYs:
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return queryGetAPYs(ctx, req, k, legacyQuerierCdc)
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default:
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return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unknown %s query endpoint", types.ModuleName)
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}
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}
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}
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// query params in the store
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func queryGetParams(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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// Get params
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params := k.GetParams(ctx)
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// Encode results
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, params)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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func queryGetHardRewards(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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var params types.QueryRewardsParams
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err := legacyQuerierCdc.UnmarshalJSON(req.Data, ¶ms)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
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}
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owner := len(params.Owner) > 0
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var hardClaims types.HardLiquidityProviderClaims
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switch {
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case owner:
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hardClaim, foundHardClaim := k.GetHardLiquidityProviderClaim(ctx, params.Owner)
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if foundHardClaim {
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hardClaims = append(hardClaims, hardClaim)
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}
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default:
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hardClaims = k.GetAllHardLiquidityProviderClaims(ctx)
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}
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var paginatedHardClaims types.HardLiquidityProviderClaims
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startH, endH := client.Paginate(len(hardClaims), params.Page, params.Limit, 100)
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if startH < 0 || endH < 0 {
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paginatedHardClaims = types.HardLiquidityProviderClaims{}
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} else {
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paginatedHardClaims = hardClaims[startH:endH]
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}
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if !params.Unsynchronized {
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for i, claim := range paginatedHardClaims {
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paginatedHardClaims[i] = k.SimulateHardSynchronization(ctx, claim)
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}
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}
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// Marshal Hard claims
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, paginatedHardClaims)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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func queryGetUSDXMintingRewards(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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var params types.QueryRewardsParams
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err := legacyQuerierCdc.UnmarshalJSON(req.Data, ¶ms)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
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}
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owner := len(params.Owner) > 0
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var usdxMintingClaims types.USDXMintingClaims
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switch {
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case owner:
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usdxMintingClaim, foundUsdxMintingClaim := k.GetUSDXMintingClaim(ctx, params.Owner)
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if foundUsdxMintingClaim {
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usdxMintingClaims = append(usdxMintingClaims, usdxMintingClaim)
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}
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default:
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usdxMintingClaims = k.GetAllUSDXMintingClaims(ctx)
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}
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var paginatedUsdxMintingClaims types.USDXMintingClaims
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startU, endU := client.Paginate(len(usdxMintingClaims), params.Page, params.Limit, 100)
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if startU < 0 || endU < 0 {
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paginatedUsdxMintingClaims = types.USDXMintingClaims{}
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} else {
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paginatedUsdxMintingClaims = usdxMintingClaims[startU:endU]
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}
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if !params.Unsynchronized {
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for i, claim := range paginatedUsdxMintingClaims {
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paginatedUsdxMintingClaims[i] = k.SimulateUSDXMintingSynchronization(ctx, claim)
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}
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}
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// Marshal USDX minting claims
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, paginatedUsdxMintingClaims)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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func queryGetDelegatorRewards(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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var params types.QueryRewardsParams
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err := legacyQuerierCdc.UnmarshalJSON(req.Data, ¶ms)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
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}
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owner := len(params.Owner) > 0
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var delegatorClaims types.DelegatorClaims
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switch {
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case owner:
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delegatorClaim, foundDelegatorClaim := k.GetDelegatorClaim(ctx, params.Owner)
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if foundDelegatorClaim {
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delegatorClaims = append(delegatorClaims, delegatorClaim)
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}
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default:
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delegatorClaims = k.GetAllDelegatorClaims(ctx)
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}
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var paginatedDelegatorClaims types.DelegatorClaims
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startH, endH := client.Paginate(len(delegatorClaims), params.Page, params.Limit, 100)
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if startH < 0 || endH < 0 {
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paginatedDelegatorClaims = types.DelegatorClaims{}
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} else {
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paginatedDelegatorClaims = delegatorClaims[startH:endH]
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}
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if !params.Unsynchronized {
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for i, claim := range paginatedDelegatorClaims {
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paginatedDelegatorClaims[i] = k.SimulateDelegatorSynchronization(ctx, claim)
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}
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}
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// Marshal Hard claims
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, paginatedDelegatorClaims)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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func queryGetSwapRewards(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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var params types.QueryRewardsParams
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err := legacyQuerierCdc.UnmarshalJSON(req.Data, ¶ms)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
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}
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owner := len(params.Owner) > 0
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var claims types.SwapClaims
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switch {
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case owner:
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claim, found := k.GetSwapClaim(ctx, params.Owner)
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if found {
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claims = append(claims, claim)
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}
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default:
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claims = k.GetAllSwapClaims(ctx)
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}
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var paginatedClaims types.SwapClaims
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startH, endH := client.Paginate(len(claims), params.Page, params.Limit, 100)
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if startH < 0 || endH < 0 {
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paginatedClaims = types.SwapClaims{}
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} else {
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paginatedClaims = claims[startH:endH]
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}
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if !params.Unsynchronized {
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for i, claim := range paginatedClaims {
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syncedClaim, found := k.GetSynchronizedSwapClaim(ctx, claim.Owner)
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if !found {
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panic("previously found claim should still be found")
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}
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paginatedClaims[i] = syncedClaim
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}
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}
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// Marshal claims
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, paginatedClaims)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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func queryGetSavingsRewards(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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var params types.QueryRewardsParams
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err := legacyQuerierCdc.UnmarshalJSON(req.Data, ¶ms)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
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}
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owner := len(params.Owner) > 0
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var claims types.SavingsClaims
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switch {
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case owner:
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claim, found := k.GetSavingsClaim(ctx, params.Owner)
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if found {
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claims = append(claims, claim)
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}
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default:
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claims = k.GetAllSavingsClaims(ctx)
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}
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var paginatedClaims types.SavingsClaims
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startH, endH := client.Paginate(len(claims), params.Page, params.Limit, 100)
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if startH < 0 || endH < 0 {
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paginatedClaims = types.SavingsClaims{}
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} else {
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paginatedClaims = claims[startH:endH]
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}
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if !params.Unsynchronized {
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for i, claim := range paginatedClaims {
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syncedClaim, found := k.GetSynchronizedSavingsClaim(ctx, claim.Owner)
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if !found {
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panic("previously found claim should still be found")
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}
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paginatedClaims[i] = syncedClaim
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}
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}
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// Marshal claims
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, paginatedClaims)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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func queryGetEarnRewards(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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var params types.QueryRewardsParams
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err := legacyQuerierCdc.UnmarshalJSON(req.Data, ¶ms)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
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}
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owner := len(params.Owner) > 0
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var claims types.EarnClaims
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switch {
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case owner:
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claim, found := k.GetEarnClaim(ctx, params.Owner)
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if found {
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claims = append(claims, claim)
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}
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default:
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claims = k.GetAllEarnClaims(ctx)
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}
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var paginatedClaims types.EarnClaims
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startH, endH := client.Paginate(len(claims), params.Page, params.Limit, 100)
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if startH < 0 || endH < 0 {
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paginatedClaims = types.EarnClaims{}
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} else {
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paginatedClaims = claims[startH:endH]
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}
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if !params.Unsynchronized {
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for i, claim := range paginatedClaims {
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syncedClaim, found := k.GetSynchronizedEarnClaim(ctx, claim.Owner)
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if !found {
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panic("previously found claim should still be found")
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}
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paginatedClaims[i] = syncedClaim
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}
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}
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// Marshal claims
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, paginatedClaims)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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func queryGetRewardFactors(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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var usdxFactors types.RewardIndexes
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k.IterateUSDXMintingRewardFactors(ctx, func(collateralType string, factor sdk.Dec) (stop bool) {
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usdxFactors = usdxFactors.With(collateralType, factor)
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return false
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})
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var supplyFactors types.MultiRewardIndexes
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k.IterateHardSupplyRewardIndexes(ctx, func(denom string, indexes types.RewardIndexes) (stop bool) {
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supplyFactors = supplyFactors.With(denom, indexes)
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return false
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})
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var borrowFactors types.MultiRewardIndexes
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k.IterateHardBorrowRewardIndexes(ctx, func(denom string, indexes types.RewardIndexes) (stop bool) {
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borrowFactors = borrowFactors.With(denom, indexes)
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return false
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})
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var delegatorFactors types.MultiRewardIndexes
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k.IterateDelegatorRewardIndexes(ctx, func(denom string, indexes types.RewardIndexes) (stop bool) {
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delegatorFactors = delegatorFactors.With(denom, indexes)
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return false
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})
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var swapFactors types.MultiRewardIndexes
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k.IterateSwapRewardIndexes(ctx, func(poolID string, indexes types.RewardIndexes) (stop bool) {
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swapFactors = swapFactors.With(poolID, indexes)
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return false
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})
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var savingsFactors types.MultiRewardIndexes
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k.IterateSavingsRewardIndexes(ctx, func(denom string, indexes types.RewardIndexes) (stop bool) {
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savingsFactors = savingsFactors.With(denom, indexes)
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return false
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})
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var earnFactors types.MultiRewardIndexes
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k.IterateEarnRewardIndexes(ctx, func(denom string, indexes types.RewardIndexes) (stop bool) {
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earnFactors = earnFactors.With(denom, indexes)
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return false
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})
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response := types.NewQueryGetRewardFactorsResponse(
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usdxFactors,
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supplyFactors,
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borrowFactors,
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delegatorFactors,
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swapFactors,
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savingsFactors,
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earnFactors,
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)
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, response)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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func queryGetAPYs(ctx sdk.Context, req abci.RequestQuery, k Keeper, legacyQuerierCdc *codec.LegacyAmino) ([]byte, error) {
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params := k.GetParams(ctx)
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var apys types.APYs
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// bkava APY (staking + incentive rewards)
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stakingAPR, err := GetStakingAPR(ctx, k, params)
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if err != nil {
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return nil, err
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}
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apys = append(apys, types.NewAPY(liquidtypes.DefaultDerivativeDenom, stakingAPR))
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// Incentive only APYs
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for _, param := range params.EarnRewardPeriods {
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// Skip bkava as it's calculated earlier with staking rewards
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if param.CollateralType == liquidtypes.DefaultDerivativeDenom {
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continue
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}
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// Value in the vault in the same denom as CollateralType
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vaultTotalValue, err := k.earnKeeper.GetVaultTotalValue(ctx, param.CollateralType)
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if err != nil {
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return nil, err
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}
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apy, err := GetAPYFromMultiRewardPeriod(ctx, k, param.CollateralType, param, vaultTotalValue.Amount)
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if err != nil {
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return nil, err
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}
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apys = append(apys, types.NewAPY(param.CollateralType, apy))
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}
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// Marshal APYs
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res := types.NewQueryGetAPYsResponse(apys)
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bz, err := codec.MarshalJSONIndent(legacyQuerierCdc, res)
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if err != nil {
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return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
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}
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return bz, nil
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}
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// GetStakingAPR returns the total APR for staking and incentive rewards
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func GetStakingAPR(ctx sdk.Context, k Keeper, params types.Params) (sdk.Dec, error) {
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// Get staking APR
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stakingAPR := k.kavamintKeeper.GetStakingApy(ctx)
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// Get incentive APR
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bkavaRewardPeriod, found := params.EarnRewardPeriods.GetMultiRewardPeriod(liquidtypes.DefaultDerivativeDenom)
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if !found {
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// No incentive rewards for bkava, only staking rewards
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return stakingAPR, nil
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}
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// Total amount of bkava in earn vaults, this may be lower than total bank
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// supply of bkava as some bkava may not be deposited in earn vaults
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totalEarnBkavaDeposited := sdk.ZeroInt()
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var iterErr error
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k.earnKeeper.IterateVaultRecords(ctx, func(record earntypes.VaultRecord) (stop bool) {
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if !k.liquidKeeper.IsDerivativeDenom(ctx, record.TotalShares.Denom) {
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return false
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}
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vaultValue, err := k.earnKeeper.GetVaultTotalValue(ctx, record.TotalShares.Denom)
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if err != nil {
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iterErr = err
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return false
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}
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totalEarnBkavaDeposited = totalEarnBkavaDeposited.Add(vaultValue.Amount)
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return false
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})
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if iterErr != nil {
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return sdk.ZeroDec(), iterErr
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}
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// Incentive APR = rewards per second * seconds per year / total supplied to earn vaults
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// Override collateral type to use "kava" instead of "bkava" when fetching
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incentiveAPY, err := GetAPYFromMultiRewardPeriod(ctx, k, types.BondDenom, bkavaRewardPeriod, totalEarnBkavaDeposited)
|
|
if err != nil {
|
|
return sdk.ZeroDec(), err
|
|
}
|
|
|
|
totalAPY := stakingAPR.Add(incentiveAPY)
|
|
return totalAPY, nil
|
|
}
|
|
|
|
// GetAPYFromMultiRewardPeriod calculates the APY for a given MultiRewardPeriod
|
|
func GetAPYFromMultiRewardPeriod(
|
|
ctx sdk.Context,
|
|
k Keeper,
|
|
collateralType string,
|
|
rewardPeriod types.MultiRewardPeriod,
|
|
totalSupply sdk.Int,
|
|
) (sdk.Dec, error) {
|
|
if totalSupply.IsZero() {
|
|
return sdk.ZeroDec(), nil
|
|
}
|
|
|
|
// Get USD value of collateral type
|
|
collateralUSDValue, err := k.pricefeedKeeper.GetCurrentPrice(ctx, getMarketID(collateralType))
|
|
if err != nil {
|
|
return sdk.ZeroDec(), fmt.Errorf(
|
|
"failed to get price for incentive collateralType %s with market ID %s: %w",
|
|
collateralType, getMarketID(collateralType), err,
|
|
)
|
|
}
|
|
|
|
// Total USD value of the collateral type total supply
|
|
totalSupplyUSDValue := totalSupply.ToDec().Mul(collateralUSDValue.Price)
|
|
|
|
totalUSDRewardsPerSecond := sdk.ZeroDec()
|
|
|
|
// In many cases, RewardsPerSecond are assets that are different from the
|
|
// CollateralType, so we need to use the USD value of CollateralType and
|
|
// RewardsPerSecond to determine the APY.
|
|
for _, reward := range rewardPeriod.RewardsPerSecond {
|
|
// Get USD value of 1 unit of reward asset type, using TWAP
|
|
rewardDenomUSDValue, err := k.pricefeedKeeper.GetCurrentPrice(ctx, getMarketID(reward.Denom))
|
|
if err != nil {
|
|
return sdk.ZeroDec(), fmt.Errorf("failed to get price for RewardsPerSecond asset %s: %w", reward.Denom, err)
|
|
}
|
|
|
|
rewardPerSecond := reward.Amount.ToDec().Mul(rewardDenomUSDValue.Price)
|
|
totalUSDRewardsPerSecond = totalUSDRewardsPerSecond.Add(rewardPerSecond)
|
|
}
|
|
|
|
// APY = USD rewards per second * seconds per year / USD total supplied
|
|
apy := totalUSDRewardsPerSecond.
|
|
MulInt64(SecondsPerYear).
|
|
Quo(totalSupplyUSDValue)
|
|
|
|
return apy, nil
|
|
}
|
|
|
|
func getMarketID(denom string) string {
|
|
// Rewrite denoms as pricefeed has different names for some assets,
|
|
// e.g. "ukava" -> "kava", "erc20/multichain/usdc" -> "usdc"
|
|
// bkava is not included as it is handled separately
|
|
|
|
// TODO: Replace hardcoded conversion with possible params set somewhere
|
|
// to be more flexible. E.g. a map of denoms to pricefeed market denoms in
|
|
// pricefeed params.
|
|
switch denom {
|
|
case types.BondDenom:
|
|
denom = "kava"
|
|
case "erc20/multichain/usdc":
|
|
denom = "usdc"
|
|
case "erc20/multichain/usdt":
|
|
denom = "usdt"
|
|
case "erc20/multichain/dai":
|
|
denom = "dai"
|
|
}
|
|
|
|
return fmt.Sprintf("%s:usd:30", denom)
|
|
}
|