mirror of
https://github.com/0glabs/0g-chain.git
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feat: clean up pricefeed code
This commit is contained in:
parent
fd39cea7a5
commit
a6031172a1
@ -1,8 +1,8 @@
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// nolint
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// nolint
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// autogenerated code using github.com/rigelrozanski/multitool
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// autogenerated code using github.com/rigelrozanski/multitool
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// aliases generated for the following subdirectories:
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// aliases generated for the following subdirectories:
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// ALIASGEN: github.com/kava-labs/kava/x/pricefeed/types/
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// ALIASGEN: github.com/kava-labs/kava/x/pricefeed/keeper
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// ALIASGEN: github.com/kava-labs/kava/x/pricefeed/keeper/
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// ALIASGEN: github.com/kava-labs/kava/x/pricefeed/types
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package pricefeed
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package pricefeed
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import (
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import (
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@ -31,48 +31,54 @@ const (
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RouterKey = types.RouterKey
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RouterKey = types.RouterKey
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QuerierRoute = types.QuerierRoute
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QuerierRoute = types.QuerierRoute
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DefaultParamspace = types.DefaultParamspace
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DefaultParamspace = types.DefaultParamspace
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RawPriceFeedPrefix = types.RawPriceFeedPrefix
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CurrentPricePrefix = types.CurrentPricePrefix
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MarketPrefix = types.MarketPrefix
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OraclePrefix = types.OraclePrefix
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TypeMsgPostPrice = types.TypeMsgPostPrice
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TypeMsgPostPrice = types.TypeMsgPostPrice
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QueryPrice = types.QueryPrice
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QueryGetParams = types.QueryGetParams
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QueryRawPrices = types.QueryRawPrices
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QueryMarkets = types.QueryMarkets
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QueryMarkets = types.QueryMarkets
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QueryOracles = types.QueryOracles
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QueryRawPrices = types.QueryRawPrices
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QueryPrice = types.QueryPrice
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)
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)
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var (
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var (
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// functions aliases
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// functions aliases
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RegisterCodec = types.RegisterCodec
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NewKeeper = keeper.NewKeeper
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ErrEmptyInput = types.ErrEmptyInput
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NewQuerier = keeper.NewQuerier
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ErrExpired = types.ErrExpired
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RegisterCodec = types.RegisterCodec
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ErrNoValidPrice = types.ErrNoValidPrice
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ErrEmptyInput = types.ErrEmptyInput
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ErrInvalidMarket = types.ErrInvalidMarket
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ErrExpired = types.ErrExpired
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ErrInvalidOracle = types.ErrInvalidOracle
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ErrNoValidPrice = types.ErrNoValidPrice
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NewGenesisState = types.NewGenesisState
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ErrInvalidMarket = types.ErrInvalidMarket
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DefaultGenesisState = types.DefaultGenesisState
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ErrInvalidOracle = types.ErrInvalidOracle
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NewMsgPostPrice = types.NewMsgPostPrice
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NewGenesisState = types.NewGenesisState
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NewParams = types.NewParams
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DefaultGenesisState = types.DefaultGenesisState
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DefaultParams = types.DefaultParams
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CurrentPriceKey = types.CurrentPriceKey
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ParamKeyTable = types.ParamKeyTable
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RawPriceKey = types.RawPriceKey
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NewKeeper = keeper.NewKeeper
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NewCurrentPrice = types.NewCurrentPrice
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NewQuerier = keeper.NewQuerier
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NewPostedPrice = types.NewPostedPrice
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NewMsgPostPrice = types.NewMsgPostPrice
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NewParams = types.NewParams
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DefaultParams = types.DefaultParams
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ParamKeyTable = types.ParamKeyTable
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NewQueryWithMarketIDParams = types.NewQueryWithMarketIDParams
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// variable aliases
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// variable aliases
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ModuleCdc = types.ModuleCdc
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ModuleCdc = types.ModuleCdc
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KeyMarkets = types.KeyMarkets
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CurrentPricePrefix = types.CurrentPricePrefix
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DefaultMarkets = types.DefaultMarkets
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RawPriceFeedPrefix = types.RawPriceFeedPrefix
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KeyMarkets = types.KeyMarkets
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DefaultMarkets = types.DefaultMarkets
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)
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)
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type (
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type (
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Keeper = keeper.Keeper
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GenesisState = types.GenesisState
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GenesisState = types.GenesisState
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Market = types.Market
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Market = types.Market
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Markets = types.Markets
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Markets = types.Markets
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CurrentPrice = types.CurrentPrice
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CurrentPrice = types.CurrentPrice
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PostedPrice = types.PostedPrice
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PostedPrice = types.PostedPrice
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PostedPrices = types.PostedPrices
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SortDecs = types.SortDecs
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SortDecs = types.SortDecs
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MsgPostPrice = types.MsgPostPrice
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MsgPostPrice = types.MsgPostPrice
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Params = types.Params
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Params = types.Params
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QueryWithMarketIDParams = types.QueryWithMarketIDParams
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QueryWithMarketIDParams = types.QueryWithMarketIDParams
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Keeper = keeper.Keeper
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)
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)
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@ -58,13 +58,9 @@ func (k Keeper) SetPrice(
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}
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}
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// set the price for that particular oracle
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// set the price for that particular oracle
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if found {
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if found {
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prices[index] = types.PostedPrice{
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prices[index] = types.NewPostedPrice(marketID, oracle, price, expiry)
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MarketID: marketID, OracleAddress: oracle,
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Price: price, Expiry: expiry}
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} else {
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} else {
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prices = append(prices, types.PostedPrice{
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prices = append(prices, types.NewPostedPrice(marketID, oracle, price, expiry))
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MarketID: marketID, OracleAddress: oracle,
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Price: price, Expiry: expiry})
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index = len(prices) - 1
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index = len(prices) - 1
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}
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}
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@ -79,7 +75,7 @@ func (k Keeper) SetPrice(
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),
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),
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)
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)
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store.Set(
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store.Set(
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[]byte(types.RawPriceFeedPrefix+marketID), k.cdc.MustMarshalBinaryBare(prices),
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types.RawPriceKey(marketID), k.cdc.MustMarshalBinaryBare(prices),
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)
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)
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return prices[index], nil
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return prices[index], nil
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}
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}
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@ -101,20 +97,17 @@ func (k Keeper) SetCurrentPrices(ctx sdk.Context, marketID string) sdk.Error {
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}
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}
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prices := k.GetRawPrices(ctx, marketID)
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prices := k.GetRawPrices(ctx, marketID)
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var notExpiredPrices []types.CurrentPrice
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var notExpiredPrices types.CurrentPrices
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// filter out expired prices
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// filter out expired prices
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for _, v := range prices {
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for _, v := range prices {
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if v.Expiry.After(ctx.BlockTime()) {
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if v.Expiry.After(ctx.BlockTime()) {
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notExpiredPrices = append(notExpiredPrices, types.CurrentPrice{
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notExpiredPrices = append(notExpiredPrices, types.NewCurrentPrice(v.MarketID, v.Price))
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MarketID: v.MarketID,
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Price: v.Price,
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})
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}
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}
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}
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}
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if len(notExpiredPrices) == 0 {
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if len(notExpiredPrices) == 0 {
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store := ctx.KVStore(k.key)
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store := ctx.KVStore(k.key)
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store.Set(
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store.Set(
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[]byte(types.CurrentPricePrefix+marketID), k.cdc.MustMarshalBinaryBare(types.CurrentPrice{}),
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types.CurrentPriceKey(marketID), k.cdc.MustMarshalBinaryBare(types.CurrentPrice{}),
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)
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)
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return types.ErrNoValidPrice(k.codespace)
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return types.ErrNoValidPrice(k.codespace)
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}
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}
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@ -135,20 +128,17 @@ func (k Keeper) SetCurrentPrices(ctx sdk.Context, marketID string) sdk.Error {
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}
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}
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store := ctx.KVStore(k.key)
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store := ctx.KVStore(k.key)
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currentPrice := types.CurrentPrice{
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currentPrice := types.NewCurrentPrice(marketID, medianPrice)
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MarketID: marketID,
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Price: medianPrice,
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}
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store.Set(
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store.Set(
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[]byte(types.CurrentPricePrefix+marketID), k.cdc.MustMarshalBinaryBare(currentPrice),
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types.CurrentPriceKey(marketID), k.cdc.MustMarshalBinaryBare(currentPrice),
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)
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)
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return nil
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return nil
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}
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}
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// CalculateMedianPrice calculates the median prices for the input prices.
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// CalculateMedianPrice calculates the median prices for the input prices.
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func (k Keeper) CalculateMedianPrice(ctx sdk.Context, prices []types.CurrentPrice) sdk.Dec {
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func (k Keeper) CalculateMedianPrice(ctx sdk.Context, prices types.CurrentPrices) sdk.Dec {
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l := len(prices)
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l := len(prices)
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if l == 1 {
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if l == 1 {
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@ -169,7 +159,7 @@ func (k Keeper) CalculateMedianPrice(ctx sdk.Context, prices []types.CurrentPric
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}
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}
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func (k Keeper) calculateMeanPrice(ctx sdk.Context, prices []types.CurrentPrice) sdk.Dec {
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func (k Keeper) calculateMeanPrice(ctx sdk.Context, prices types.CurrentPrices) sdk.Dec {
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sum := prices[0].Price.Add(prices[1].Price)
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sum := prices[0].Price.Add(prices[1].Price)
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mean := sum.Quo(sdk.NewDec(2))
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mean := sum.Quo(sdk.NewDec(2))
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return mean
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return mean
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@ -178,7 +168,7 @@ func (k Keeper) calculateMeanPrice(ctx sdk.Context, prices []types.CurrentPrice)
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// GetCurrentPrice fetches the current median price of all oracles for a specific market
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// GetCurrentPrice fetches the current median price of all oracles for a specific market
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func (k Keeper) GetCurrentPrice(ctx sdk.Context, marketID string) (types.CurrentPrice, sdk.Error) {
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func (k Keeper) GetCurrentPrice(ctx sdk.Context, marketID string) (types.CurrentPrice, sdk.Error) {
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store := ctx.KVStore(k.key)
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store := ctx.KVStore(k.key)
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bz := store.Get([]byte(types.CurrentPricePrefix + marketID))
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bz := store.Get(types.CurrentPriceKey(marketID))
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if bz == nil {
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if bz == nil {
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return types.CurrentPrice{}, types.ErrNoValidPrice(k.codespace)
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return types.CurrentPrice{}, types.ErrNoValidPrice(k.codespace)
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@ -192,10 +182,10 @@ func (k Keeper) GetCurrentPrice(ctx sdk.Context, marketID string) (types.Current
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}
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}
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// GetRawPrices fetches the set of all prices posted by oracles for an asset
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// GetRawPrices fetches the set of all prices posted by oracles for an asset
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func (k Keeper) GetRawPrices(ctx sdk.Context, marketID string) []types.PostedPrice {
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func (k Keeper) GetRawPrices(ctx sdk.Context, marketID string) types.PostedPrices {
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store := ctx.KVStore(k.key)
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store := ctx.KVStore(k.key)
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bz := store.Get([]byte(types.RawPriceFeedPrefix + marketID))
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bz := store.Get(types.RawPriceKey(marketID))
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var prices []types.PostedPrice
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var prices types.PostedPrices
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k.cdc.MustUnmarshalBinaryBare(bz, &prices)
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k.cdc.MustUnmarshalBinaryBare(bz, &prices)
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return prices
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return prices
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}
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}
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@ -1,12 +1,31 @@
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package simulation
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package simulation
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import (
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import (
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"bytes"
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"fmt"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/codec"
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cmn "github.com/tendermint/tendermint/libs/common"
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cmn "github.com/tendermint/tendermint/libs/common"
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"github.com/kava-labs/kava/x/pricefeed/types"
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)
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)
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// DecodeStore unmarshals the KVPair's Value to the corresponding pricefeed type
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// DecodeStore unmarshals the KVPair's Value to the corresponding pricefeed type
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func DecodeStore(cdc *codec.Codec, kvA, kvB cmn.KVPair) string {
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func DecodeStore(cdc *codec.Codec, kvA, kvB cmn.KVPair) string {
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// TODO implement this
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switch {
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return ""
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case bytes.Contains(kvA.Key[:1], []byte(types.CurrentPricePrefix)):
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var priceA, priceB types.CurrentPrice
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cdc.MustUnmarshalBinaryBare(kvA.Value, &priceA)
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cdc.MustUnmarshalBinaryBare(kvB.Value, &priceB)
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return fmt.Sprintf("%s\n%s", priceA, priceB)
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case bytes.Contains(kvA.Key[:1], []byte(types.RawPriceFeedPrefix)):
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var postedPriceA, postedPriceB types.PostedPrices
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cdc.MustUnmarshalBinaryBare(kvA.Value, &postedPriceA)
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cdc.MustUnmarshalBinaryBare(kvB.Value, &postedPriceB)
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return fmt.Sprintf("%s\n%s", postedPriceA, postedPriceB)
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default:
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panic(fmt.Sprintf("invalid %s key prefix %X", types.ModuleName, kvA.Key[:1]))
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}
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}
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}
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63
x/pricefeed/simulation/decoder_test.go
Normal file
63
x/pricefeed/simulation/decoder_test.go
Normal file
@ -0,0 +1,63 @@
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package simulation_test
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import (
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"fmt"
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"testing"
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"time"
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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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"github.com/kava-labs/kava/app"
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"github.com/kava-labs/kava/x/pricefeed/simulation"
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"github.com/kava-labs/kava/x/pricefeed/types"
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"github.com/stretchr/testify/suite"
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cmn "github.com/tendermint/tendermint/libs/common"
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tmtime "github.com/tendermint/tendermint/types/time"
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)
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type decoderTest struct {
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name string
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expectedLog string
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}
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type DecoderTestSuite struct {
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suite.Suite
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tests []decoderTest
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}
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func makeTestCodec() (cdc *codec.Codec) {
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cdc = codec.New()
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sdk.RegisterCodec(cdc)
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codec.RegisterCrypto(cdc)
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types.RegisterCodec(cdc)
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return
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}
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func (suite *DecoderTestSuite) TestDecodeStore() {
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cdc := makeTestCodec()
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price := types.NewCurrentPrice("bnb:usd", sdk.MustNewDecFromStr("12.0"))
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_, addrs := app.GeneratePrivKeyAddressPairs(1)
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rawPrices := types.PostedPrices{
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types.NewPostedPrice("bnb:usd", addrs[0], sdk.MustNewDecFromStr("12.0"), tmtime.Now().Add(time.Hour*2)),
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}
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kvPairs := cmn.KVPairs{
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cmn.KVPair{Key: types.CurrentPriceKey("bnb:usd"), Value: cdc.MustMarshalBinaryBare(price)},
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cmn.KVPair{Key: types.RawPriceKey("bnb:usd"), Value: cdc.MustMarshalBinaryBare(rawPrices)},
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}
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decoderTests := []decoderTest{
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decoderTest{"current price", fmt.Sprintf("%s\n%s", price, price)},
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decoderTest{"raw prices", fmt.Sprintf("%s\n%s", rawPrices, rawPrices)},
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}
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for i, t := range decoderTests {
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suite.Run(t.name, func() {
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suite.Equal(t.expectedLog, simulation.DecodeStore(cdc, kvPairs[i], kvPairs[i]))
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})
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}
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}
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func TestDecoderTestSuite(t *testing.T) {
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suite.Run(t, new(DecoderTestSuite))
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}
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@ -15,16 +15,22 @@ const (
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// DefaultParamspace default namestore
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// DefaultParamspace default namestore
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DefaultParamspace = ModuleName
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DefaultParamspace = ModuleName
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)
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var (
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// CurrentPricePrefix prefix for the current price of an asset
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CurrentPricePrefix = []byte{0x00}
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// RawPriceFeedPrefix prefix for the raw pricefeed of an asset
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// RawPriceFeedPrefix prefix for the raw pricefeed of an asset
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RawPriceFeedPrefix = StoreKey + ":raw:"
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RawPriceFeedPrefix = []byte{0x01}
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// CurrentPricePrefix prefix for the current price of an asset
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CurrentPricePrefix = StoreKey + ":currentprice:"
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// MarketPrefix Prefix for the assets in the pricefeed system
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MarketPrefix = StoreKey + ":markets"
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// OraclePrefix store prefix for the oracle accounts
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OraclePrefix = StoreKey + ":oracles"
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)
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)
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|
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// CurrentPriceKey returns the prefix for the current price
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func CurrentPriceKey(marketID string) []byte {
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return append(CurrentPricePrefix, []byte(marketID)...)
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}
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// RawPriceKey returns the prefix for the raw price
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func RawPriceKey(marketID string) []byte {
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return append(RawPriceFeedPrefix, []byte(marketID)...)
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}
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@ -46,6 +46,14 @@ type CurrentPrice struct {
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Price sdk.Dec `json:"price" yaml:"price"`
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Price sdk.Dec `json:"price" yaml:"price"`
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}
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}
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// NewCurrentPrice returns an instance of CurrentPrice
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func NewCurrentPrice(marketID string, price sdk.Dec) CurrentPrice {
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return CurrentPrice{MarketID: marketID, Price: price}
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}
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// CurrentPrices type for an array of CurrentPrice
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type CurrentPrices []CurrentPrice
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// PostedPrice price for market posted by a specific oracle
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// PostedPrice price for market posted by a specific oracle
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type PostedPrice struct {
|
type PostedPrice struct {
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MarketID string `json:"market_id" yaml:"market_id"`
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MarketID string `json:"market_id" yaml:"market_id"`
|
||||||
@ -54,6 +62,19 @@ type PostedPrice struct {
|
|||||||
Expiry time.Time `json:"expiry" yaml:"expiry"`
|
Expiry time.Time `json:"expiry" yaml:"expiry"`
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// NewPostedPrice returns a new PostedPrice
|
||||||
|
func NewPostedPrice(marketID string, oracle sdk.AccAddress, price sdk.Dec, expiry time.Time) PostedPrice {
|
||||||
|
return PostedPrice{
|
||||||
|
MarketID: marketID,
|
||||||
|
OracleAddress: oracle,
|
||||||
|
Price: price,
|
||||||
|
Expiry: expiry,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// PostedPrices type for an array of PostedPrice
|
||||||
|
type PostedPrices []PostedPrice
|
||||||
|
|
||||||
// implement fmt.Stringer
|
// implement fmt.Stringer
|
||||||
func (cp CurrentPrice) String() string {
|
func (cp CurrentPrice) String() string {
|
||||||
return strings.TrimSpace(fmt.Sprintf(`Market ID: %s
|
return strings.TrimSpace(fmt.Sprintf(`Market ID: %s
|
||||||
@ -68,6 +89,15 @@ Price: %s
|
|||||||
Expiry: %s`, pp.MarketID, pp.OracleAddress, pp.Price, pp.Expiry))
|
Expiry: %s`, pp.MarketID, pp.OracleAddress, pp.Price, pp.Expiry))
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// String implements fmt.Stringer
|
||||||
|
func (ps PostedPrices) String() string {
|
||||||
|
out := "Posted Prices:\n"
|
||||||
|
for _, p := range ps {
|
||||||
|
out += fmt.Sprintf("%s\n", p.String())
|
||||||
|
}
|
||||||
|
return strings.TrimSpace(out)
|
||||||
|
}
|
||||||
|
|
||||||
// SortDecs provides the interface needed to sort sdk.Dec slices
|
// SortDecs provides the interface needed to sort sdk.Dec slices
|
||||||
type SortDecs []sdk.Dec
|
type SortDecs []sdk.Dec
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user