mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-12-25 15:55:18 +00:00
update store methods
This commit is contained in:
rhuairahrighairigh
parent
5618e11990
commit
5363541de3
18
app/app.go
18
app/app.go
@ -151,7 +151,7 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
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crisisSubspace := app.paramsKeeper.Subspace(crisis.DefaultParamspace)
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auctionSubspace := app.paramsKeeper.Subspace(auction.DefaultParamspace)
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cdpSubspace := app.paramsKeeper.Subspace(cdp.DefaultParamspace)
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liquidatorSubspace := app.paramsKeeper.Subspace(liquidator.DefaultParamspace)
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//liquidatorSubspace := app.paramsKeeper.Subspace(liquidator.DefaultParamspace)
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pricefeedSubspace := app.paramsKeeper.Subspace(pricefeed.DefaultParamspace)
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// add keepers
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@ -237,16 +237,16 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
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app.bankKeeper)
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app.auctionKeeper = auction.NewKeeper(
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app.cdc,
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app.cdpKeeper, // CDP keeper standing in for bank
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keys[auction.StoreKey],
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app.supplyKeeper, // CDP keeper standing in for bank
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auctionSubspace)
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app.liquidatorKeeper = liquidator.NewKeeper(
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app.cdc,
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keys[liquidator.StoreKey],
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liquidatorSubspace,
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app.cdpKeeper,
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app.auctionKeeper,
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app.cdpKeeper) // CDP keeper standing in for bank
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// app.liquidatorKeeper = liquidator.NewKeeper(
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// app.cdc,
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// keys[liquidator.StoreKey],
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// liquidatorSubspace,
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// app.cdpKeeper,
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// app.auctionKeeper,
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// app.cdpKeeper) // CDP keeper standing in for bank
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// register the staking hooks
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// NOTE: stakingKeeper above is passed by reference, so that it will contain these hooks
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@ -7,17 +7,16 @@ import (
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// EndBlocker runs at the end of every block.
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func EndBlocker(ctx sdk.Context, k Keeper) {
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// get an iterator of expired auctions
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expiredAuctions := k.GetQueueIterator(ctx, EndTime(ctx.BlockHeight()))
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defer expiredAuctions.Close()
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// loop through and close them - distribute funds, delete from store (and queue)
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for ; expiredAuctions.Valid(); expiredAuctions.Next() {
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auctionID := k.DecodeAuctionID(ctx, expiredAuctions.Value())
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err := k.CloseAuction(ctx, auctionID)
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var expiredAuctions []ID
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k.IterateAuctionsByTime(ctx, ctx.BlockTime(), func(id ID) bool {
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expiredAuctions = append(expiredAuctions, id)
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return false
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})
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// Note: iteration and auction closing are in separate loops as db should not be modified during iteration // TODO is this correct? gov modifies during iteration
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for _, id := range expiredAuctions {
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err := k.CloseAuction(ctx, id)
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if err != nil {
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panic(err) // TODO how should errors be handled here?
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panic(err)
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}
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}
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}
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@ -49,13 +49,9 @@ type (
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Auction = types.Auction
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BaseAuction = types.BaseAuction
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ID = types.ID
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EndTime = types.EndTime
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BankInput = types.BankInput
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BankOutput = types.BankOutput
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ForwardAuction = types.ForwardAuction
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ReverseAuction = types.ReverseAuction
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ForwardReverseAuction = types.ForwardReverseAuction
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BankKeeper = types.BankKeeper
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GenesisAuctions = types.GenesisAuctions
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GenesisState = types.GenesisState
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MsgPlaceBid = types.MsgPlaceBid
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@ -18,13 +18,10 @@ func ExportGenesis(ctx sdk.Context, keeper Keeper) GenesisState {
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params := keeper.GetParams(ctx)
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var genAuctions GenesisAuctions
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iterator := keeper.GetAuctionIterator(ctx)
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keeper.IterateAuctions(ctx, func(a Auction) bool {
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genAuctions = append(genAuctions, a)
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return false
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})
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for ; iterator.Valid(); iterator.Next() {
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auction := keeper.DecodeAuction(ctx, iterator.Value())
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genAuctions = append(genAuctions, auction)
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}
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return NewGenesisState(params, genAuctions)
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}
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@ -2,6 +2,7 @@ package keeper
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import (
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"fmt"
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"time"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/supply"
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@ -295,3 +296,8 @@ func (k Keeper) PayoutAuctionLot(ctx sdk.Context, a types.Auction) sdk.Error {
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}
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return nil
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}
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// FIXME stand in func for compiler
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func earliestTime(t1, t2 time.Time) time.Time {
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return t1
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}
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@ -2,6 +2,7 @@ package keeper_test
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import (
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"testing"
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"time"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/stretchr/testify/require"
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@ -12,118 +13,118 @@ import (
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"github.com/kava-labs/kava/x/auction/types"
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)
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func TestKeeper_ForwardAuction(t *testing.T) {
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// Setup
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_, addrs := app.GeneratePrivKeyAddressPairs(2)
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seller := addrs[0]
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buyer := addrs[1]
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// func TestKeeper_ForwardAuction(t *testing.T) {
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// // Setup
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// _, addrs := app.GeneratePrivKeyAddressPairs(2)
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// seller := addrs[0]
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// buyer := addrs[1]
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tApp := app.NewTestApp()
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tApp.InitializeFromGenesisStates(
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app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}),
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)
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// tApp := app.NewTestApp()
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// tApp.InitializeFromGenesisStates(
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// app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}),
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// )
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ctx := tApp.NewContext(false, abci.Header{})
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keeper := tApp.GetAuctionKeeper()
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// ctx := tApp.NewContext(false, abci.Header{})
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// keeper := tApp.GetAuctionKeeper()
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// Create an auction (lot: 20 t1, initialBid: 0 t2)
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auctionID, err := keeper.StartForwardAuction(ctx, seller, c("token1", 20), c("token2", 0)) // lot, initialBid
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require.NoError(t, err)
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// Check seller's coins have decreased
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tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100)))
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// // Create an auction (lot: 20 t1, initialBid: 0 t2)
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// auctionID, err := keeper.StartForwardAuction(ctx, seller, c("token1", 20), c("token2", 0)) // lot, initialBid
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// require.NoError(t, err)
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// // Check seller's coins have decreased
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// tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100)))
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// PlaceBid (bid: 10 t2, lot: same as starting)
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require.NoError(t, keeper.PlaceBid(ctx, 0, buyer, c("token2", 10), c("token1", 20))) // bid, lot
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// Check buyer's coins have decreased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 90)))
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// Check seller's coins have increased
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tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 110)))
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// // PlaceBid (bid: 10 t2, lot: same as starting)
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// require.NoError(t, keeper.PlaceBid(ctx, 0, buyer, c("token2", 10), c("token1", 20))) // bid, lot
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// // Check buyer's coins have decreased
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// tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 90)))
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// // Check seller's coins have increased
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// tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 110)))
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// Close auction at just after auction expiry
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ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration))
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require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// Check buyer's coins increased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 120), c("token2", 90)))
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}
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// // Close auction at just after auction expiry
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// ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration))
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// require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// // Check buyer's coins increased
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// tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 120), c("token2", 90)))
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// }
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func TestKeeper_ReverseAuction(t *testing.T) {
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// Setup
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_, addrs := app.GeneratePrivKeyAddressPairs(2)
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seller := addrs[0]
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buyer := addrs[1]
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// func TestKeeper_ReverseAuction(t *testing.T) {
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// // Setup
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// _, addrs := app.GeneratePrivKeyAddressPairs(2)
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// seller := addrs[0]
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// buyer := addrs[1]
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tApp := app.NewTestApp()
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tApp.InitializeFromGenesisStates(
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app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}),
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)
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// tApp := app.NewTestApp()
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// tApp.InitializeFromGenesisStates(
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// app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}),
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// )
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ctx := tApp.NewContext(false, abci.Header{})
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keeper := tApp.GetAuctionKeeper()
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// ctx := tApp.NewContext(false, abci.Header{})
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// keeper := tApp.GetAuctionKeeper()
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// Start auction
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auctionID, err := keeper.StartReverseAuction(ctx, buyer, c("token1", 20), c("token2", 99)) // buyer, bid, initialLot
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require.NoError(t, err)
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// Check buyer's coins have decreased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 1)))
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// // Start auction
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// auctionID, err := keeper.StartReverseAuction(ctx, buyer, c("token1", 20), c("token2", 99)) // buyer, bid, initialLot
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// require.NoError(t, err)
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// // Check buyer's coins have decreased
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// tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 1)))
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// Place a bid
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require.NoError(t, keeper.PlaceBid(ctx, 0, seller, c("token1", 20), c("token2", 10))) // bid, lot
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// Check seller's coins have decreased
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tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100)))
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// Check buyer's coins have increased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 120), c("token2", 90)))
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// // Place a bid
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// require.NoError(t, keeper.PlaceBid(ctx, 0, seller, c("token1", 20), c("token2", 10))) // bid, lot
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// // Check seller's coins have decreased
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// tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100)))
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// // Check buyer's coins have increased
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// tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 120), c("token2", 90)))
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// Close auction at just after auction expiry
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ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration))
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require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// Check seller's coins increased
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tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 110)))
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}
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// // Close auction at just after auction expiry
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// ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration))
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// require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// // Check seller's coins increased
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// tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 110)))
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// }
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func TestKeeper_ForwardReverseAuction(t *testing.T) {
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// Setup
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_, addrs := app.GeneratePrivKeyAddressPairs(3)
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seller := addrs[0]
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buyer := addrs[1]
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recipient := addrs[2]
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// func TestKeeper_ForwardReverseAuction(t *testing.T) {
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// // Setup
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// _, addrs := app.GeneratePrivKeyAddressPairs(3)
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// seller := addrs[0]
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// buyer := addrs[1]
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// recipient := addrs[2]
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tApp := app.NewTestApp()
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tApp.InitializeFromGenesisStates(
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app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}),
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)
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// tApp := app.NewTestApp()
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// tApp.InitializeFromGenesisStates(
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// app.NewAuthGenState(addrs, []sdk.Coins{cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100)), cs(c("token1", 100), c("token2", 100))}),
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// )
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ctx := tApp.NewContext(false, abci.Header{})
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keeper := tApp.GetAuctionKeeper()
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// ctx := tApp.NewContext(false, abci.Header{})
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// keeper := tApp.GetAuctionKeeper()
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// Start auction
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auctionID, err := keeper.StartForwardReverseAuction(ctx, seller, c("token1", 20), c("token2", 50), recipient) // seller, lot, maxBid, otherPerson
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require.NoError(t, err)
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// Check seller's coins have decreased
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tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100)))
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// // Start auction
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// auctionID, err := keeper.StartForwardReverseAuction(ctx, seller, c("token1", 20), c("token2", 50), recipient) // seller, lot, maxBid, otherPerson
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// require.NoError(t, err)
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// // Check seller's coins have decreased
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// tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 100)))
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// Place a bid
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require.NoError(t, keeper.PlaceBid(ctx, 0, buyer, c("token2", 50), c("token1", 15))) // bid, lot
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// Check bidder's coins have decreased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 50)))
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// Check seller's coins have increased
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tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 150)))
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// Check "recipient" has received coins
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tApp.CheckBalance(t, ctx, recipient, cs(c("token1", 105), c("token2", 100)))
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// // Place a bid
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// require.NoError(t, keeper.PlaceBid(ctx, 0, buyer, c("token2", 50), c("token1", 15))) // bid, lot
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// // Check bidder's coins have decreased
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// tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 100), c("token2", 50)))
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// // Check seller's coins have increased
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// tApp.CheckBalance(t, ctx, seller, cs(c("token1", 80), c("token2", 150)))
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// // Check "recipient" has received coins
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// tApp.CheckBalance(t, ctx, recipient, cs(c("token1", 105), c("token2", 100)))
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// Close auction at just after auction expiry
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ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration))
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require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// Check buyer's coins increased
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tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 115), c("token2", 50)))
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}
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// // Close auction at just after auction expiry
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// ctx = ctx.WithBlockHeight(int64(types.DefaultMaxBidDuration))
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// require.NoError(t, keeper.CloseAuction(ctx, auctionID))
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// // Check buyer's coins increased
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// tApp.CheckBalance(t, ctx, buyer, cs(c("token1", 115), c("token2", 50)))
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// }
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func TestKeeper_SetGetDeleteAuction(t *testing.T) {
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func SetGetDeleteAuction(t *testing.T) {
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// setup keeper, create auction
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_, addrs := app.GeneratePrivKeyAddressPairs(1)
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tApp := app.NewTestApp()
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keeper := tApp.GetAuctionKeeper()
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ctx := tApp.NewContext(true, abci.Header{})
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auction, _ := types.NewForwardAuction(addrs[0], c("usdx", 100), c("kava", 0), types.EndTime(1000))
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someTime := time.Date(43, time.January, 1, 0, 0, 0, 0, time.UTC) // need to specify UTC as tz info is lost on unmarshal
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auction := types.NewForwardAuction("some_module", c("usdx", 100), "kava", someTime)
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id := types.ID(5)
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auction.SetID(id)
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@ -135,9 +136,9 @@ func TestKeeper_SetGetDeleteAuction(t *testing.T) {
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require.True(t, found)
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require.Equal(t, &auction, readAuction)
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// check auction is in queue
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iter := keeper.GetQueueIterator(ctx, 100000)
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require.Equal(t, 1, len(convertIteratorToSlice(keeper, iter)))
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iter.Close()
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// iter := keeper.GetQueueIterator(ctx, 100000)
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// require.Equal(t, 1, len(convertIteratorToSlice(keeper, iter)))
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// iter.Close()
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// delete auction
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keeper.DeleteAuction(ctx, id)
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@ -146,41 +147,93 @@ func TestKeeper_SetGetDeleteAuction(t *testing.T) {
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_, found = keeper.GetAuction(ctx, id)
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require.False(t, found)
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// check auction not in queue
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iter = keeper.GetQueueIterator(ctx, 100000)
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require.Equal(t, 0, len(convertIteratorToSlice(keeper, iter)))
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iter.Close()
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// iter = keeper.GetQueueIterator(ctx, 100000)
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// require.Equal(t, 0, len(convertIteratorToSlice(keeper, iter)))
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// iter.Close()
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}
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// TODO convert to table driven test with more test cases
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func TestKeeper_ExpiredAuctionQueue(t *testing.T) {
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func TestIncrementNextAuctionID(t *testing.T) {
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// setup keeper
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tApp := app.NewTestApp()
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keeper := tApp.GetAuctionKeeper()
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ctx := tApp.NewContext(true, abci.Header{})
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// create an example queue
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type queue []struct {
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endTime types.EndTime
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// store id
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id := types.ID(123456)
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keeper.SetNextAuctionID(ctx, id)
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require.NoError(t, keeper.IncrementNextAuctionID(ctx))
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// check id was incremented
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readID, err := keeper.GetNextAuctionID(ctx)
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require.NoError(t, err)
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require.Equal(t, id+1, readID)
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}
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// func TestIterateAuctions(t *testing.T) {
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// // setup keeper
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// tApp := app.NewTestApp()
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||||
// keeper := tApp.GetAuctionKeeper()
|
||||
// ctx := tApp.NewContext(true, abci.Header{})
|
||||
|
||||
// auctions := []types.Auction{
|
||||
// &types.ForwardAuction{},
|
||||
// }
|
||||
// for _, a := range auctions {
|
||||
// keeper.SetAuction(ctx, a)
|
||||
// }
|
||||
|
||||
// var readAuctions []types.Auction
|
||||
// keeper.IterateAuctions(ctx, func(a types.Auction) bool {
|
||||
// readAuctions = append(readAuctions, a)
|
||||
// return false
|
||||
// })
|
||||
|
||||
// require.Equal(t, auctions, readAuctions)
|
||||
// }
|
||||
|
||||
func TestIterateAuctionsByTime(t *testing.T) {
|
||||
// setup keeper
|
||||
tApp := app.NewTestApp()
|
||||
keeper := tApp.GetAuctionKeeper()
|
||||
ctx := tApp.NewContext(true, abci.Header{})
|
||||
|
||||
// create a list of times
|
||||
queue := []struct {
|
||||
endTime time.Time
|
||||
auctionID types.ID
|
||||
}{
|
||||
{time.Date(84, time.January, 1, 0, 0, 0, 0, time.UTC), 34345345},
|
||||
{time.Date(98, time.January, 2, 0, 0, 0, 0, time.UTC), 5},
|
||||
{time.Date(98, time.January, 2, 13, 5, 0, 0, time.UTC), 6},
|
||||
{time.Date(98, time.January, 2, 16, 0, 0, 0, time.UTC), 1},
|
||||
{time.Date(98, time.January, 2, 16, 0, 0, 0, time.UTC), 3},
|
||||
{time.Date(98, time.January, 2, 16, 0, 0, 0, time.UTC), 4},
|
||||
{time.Date(98, time.January, 2, 16, 0, 0, 1, time.UTC), 0}, // TODO tidy up redundant entries
|
||||
}
|
||||
cutoffTime := time.Date(98, time.January, 2, 16, 0, 0, 0, time.UTC)
|
||||
|
||||
var expectedQueue []types.ID
|
||||
for _, i := range queue {
|
||||
if i.endTime.After(cutoffTime) { // only append items where endTime ≤ cutoffTime
|
||||
break
|
||||
}
|
||||
expectedQueue = append(expectedQueue, i.auctionID)
|
||||
}
|
||||
q := queue{{1000, 0}, {1300, 2}, {5200, 1}}
|
||||
|
||||
// write and read queue
|
||||
for _, v := range q {
|
||||
for _, v := range queue {
|
||||
keeper.InsertIntoQueue(ctx, v.endTime, v.auctionID)
|
||||
}
|
||||
iter := keeper.GetQueueIterator(ctx, 1000)
|
||||
|
||||
// check before and after match
|
||||
i := 0
|
||||
for ; iter.Valid(); iter.Next() {
|
||||
var auctionID types.ID
|
||||
tApp.Codec().MustUnmarshalBinaryLengthPrefixed(iter.Value(), &auctionID)
|
||||
require.Equal(t, q[i].auctionID, auctionID)
|
||||
i++
|
||||
}
|
||||
var readQueue []types.ID
|
||||
keeper.IterateAuctionsByTime(ctx, cutoffTime, func(id types.ID) bool {
|
||||
readQueue = append(readQueue, id)
|
||||
return false
|
||||
})
|
||||
|
||||
require.Equal(t, expectedQueue, readQueue)
|
||||
}
|
||||
|
||||
func convertIteratorToSlice(keeper keeper.Keeper, iterator sdk.Iterator) []types.ID {
|
||||
|
||||
@ -1,6 +1,7 @@
|
||||
package keeper
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"github.com/cosmos/cosmos-sdk/codec"
|
||||
sdk "github.com/cosmos/cosmos-sdk/types"
|
||||
"github.com/kava-labs/kava/x/auction/types"
|
||||
@ -20,18 +21,14 @@ func NewQuerier(keeper Keeper) sdk.Querier {
|
||||
}
|
||||
|
||||
func queryAuctions(ctx sdk.Context, req abci.RequestQuery, keeper Keeper) (res []byte, err sdk.Error) {
|
||||
var AuctionsList types.QueryResAuctions
|
||||
var auctionsList types.QueryResAuctions
|
||||
|
||||
iterator := keeper.GetAuctionIterator(ctx)
|
||||
keeper.IterateAuctions(ctx, func(a types.Auction) bool {
|
||||
auctionsList = append(auctionsList, fmt.Sprintf("%+v", a)) // TODO formatting
|
||||
return false
|
||||
})
|
||||
|
||||
for ; iterator.Valid(); iterator.Next() {
|
||||
|
||||
var auction types.Auction
|
||||
keeper.cdc.MustUnmarshalBinaryBare(iterator.Value(), &auction)
|
||||
AuctionsList = append(AuctionsList, auction.String())
|
||||
}
|
||||
|
||||
bz, err2 := codec.MarshalJSONIndent(keeper.cdc, AuctionsList)
|
||||
bz, err2 := codec.MarshalJSONIndent(keeper.cdc, auctionsList)
|
||||
if err2 != nil {
|
||||
panic("could not marshal result to JSON")
|
||||
}
|
||||
|
||||
@ -1,91 +1,84 @@
|
||||
package keeper
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"fmt"
|
||||
"time"
|
||||
|
||||
"github.com/cosmos/cosmos-sdk/store/prefix"
|
||||
sdk "github.com/cosmos/cosmos-sdk/types"
|
||||
|
||||
"github.com/kava-labs/kava/x/auction/types"
|
||||
)
|
||||
|
||||
// set an auction in the store, adding a new ID, and setting indexes
|
||||
func (k Keeper) storeNewAuction(ctx sdk.Context, auction types.Auction) (types.ID, sdk.Error) {
|
||||
// get ID
|
||||
newAuctionID, err := k.getNextAuctionID(ctx)
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
// set ID
|
||||
auction.SetID(newAuctionID)
|
||||
|
||||
// store auction
|
||||
k.SetAuction(ctx, auction)
|
||||
k.incrementNextAuctionID(ctx)
|
||||
return newAuctionID, nil
|
||||
// SetNextAuctionID stores an ID to be used for the next created auction
|
||||
func (k Keeper) SetNextAuctionID(ctx sdk.Context, id types.ID) {
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
store.Set(types.NextAuctionIDKey, id.Bytes())
|
||||
}
|
||||
|
||||
// getNextAuctionID gets the next available global AuctionID
|
||||
func (k Keeper) getNextAuctionID(ctx sdk.Context) (types.ID, sdk.Error) {
|
||||
// get next ID from store
|
||||
// GetNextAuctionID reads the next available global ID from store
|
||||
func (k Keeper) GetNextAuctionID(ctx sdk.Context) (types.ID, sdk.Error) {
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
bz := store.Get(k.getNextAuctionIDKey())
|
||||
bz := store.Get(types.NextAuctionIDKey)
|
||||
if bz == nil {
|
||||
// if not found, set the id at 0
|
||||
bz = k.cdc.MustMarshalBinaryLengthPrefixed(types.ID(0))
|
||||
store.Set(k.getNextAuctionIDKey(), bz)
|
||||
// TODO Set auction ID in genesis
|
||||
//return 0, ErrInvalidGenesis(keeper.codespace, "InitialProposalID never set")
|
||||
//return 0, types.ErrInvalidGenesis(k.codespace, "initial auction ID hasn't been set") // TODO create error
|
||||
return 0, sdk.ErrInternal("initial auction ID hasn't been set")
|
||||
}
|
||||
var auctionID types.ID
|
||||
k.cdc.MustUnmarshalBinaryLengthPrefixed(bz, &auctionID)
|
||||
return auctionID, nil
|
||||
return types.NewIDFromBytes(bz), nil
|
||||
}
|
||||
|
||||
// incrementNextAuctionID increments the global ID in the store by 1
|
||||
func (k Keeper) incrementNextAuctionID(ctx sdk.Context) sdk.Error {
|
||||
// get next ID from store
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
bz := store.Get(k.getNextAuctionIDKey())
|
||||
if bz == nil {
|
||||
panic("initial auctionID never set in genesis")
|
||||
//return 0, ErrInvalidGenesis(keeper.codespace, "InitialProposalID never set") // TODO
|
||||
func (k Keeper) IncrementNextAuctionID(ctx sdk.Context) sdk.Error {
|
||||
id, err := k.GetNextAuctionID(ctx)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
var auctionID types.ID
|
||||
k.cdc.MustUnmarshalBinaryLengthPrefixed(bz, &auctionID)
|
||||
|
||||
// increment the stored next ID
|
||||
bz = k.cdc.MustMarshalBinaryLengthPrefixed(auctionID + 1)
|
||||
store.Set(k.getNextAuctionIDKey(), bz)
|
||||
|
||||
k.SetNextAuctionID(ctx, id+1)
|
||||
return nil
|
||||
}
|
||||
|
||||
// storeNewAuction stores an auction, adding a new ID, and setting indexes
|
||||
func (k Keeper) storeNewAuction(ctx sdk.Context, auction types.Auction) (types.ID, sdk.Error) {
|
||||
newAuctionID, err := k.GetNextAuctionID(ctx)
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
auction.SetID(newAuctionID)
|
||||
|
||||
k.SetAuction(ctx, auction)
|
||||
|
||||
err = k.IncrementNextAuctionID(ctx)
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
return newAuctionID, nil
|
||||
}
|
||||
|
||||
// TODO should get/set/delete be responsible for updating auctionByTime index?
|
||||
|
||||
// SetAuction puts the auction into the database and adds it to the queue
|
||||
// it overwrites any pre-existing auction with same ID
|
||||
func (k Keeper) SetAuction(ctx sdk.Context, auction types.Auction) {
|
||||
// remove the auction from the queue if it is already in there
|
||||
existingAuction, found := k.GetAuction(ctx, auction.GetID())
|
||||
if found {
|
||||
k.removeFromQueue(ctx, existingAuction.GetEndTime(), existingAuction.GetID())
|
||||
}
|
||||
// existingAuction, found := k.GetAuction(ctx, auction.GetID())
|
||||
// if found {
|
||||
// k.removeFromQueue(ctx, existingAuction.GetEndTime(), existingAuction.GetID())
|
||||
// }
|
||||
|
||||
// store auction
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionKeyPrefix)
|
||||
bz := k.cdc.MustMarshalBinaryLengthPrefixed(auction)
|
||||
store.Set(k.getAuctionKey(auction.GetID()), bz)
|
||||
store.Set(types.GetAuctionKey(auction.GetID()), bz)
|
||||
|
||||
// add to the queue
|
||||
k.InsertIntoQueue(ctx, auction.GetEndTime(), auction.GetID())
|
||||
//k.InsertIntoQueue(ctx, auction.GetEndTime(), auction.GetID())
|
||||
}
|
||||
|
||||
// getAuction gets an auction from the store by auctionID
|
||||
func (k Keeper) GetAuction(ctx sdk.Context, auctionID types.ID) (types.Auction, bool) {
|
||||
var auction types.Auction
|
||||
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
bz := store.Get(k.getAuctionKey(auctionID))
|
||||
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionKeyPrefix)
|
||||
bz := store.Get(types.GetAuctionKey(auctionID))
|
||||
if bz == nil {
|
||||
return auction, false
|
||||
}
|
||||
@ -97,91 +90,59 @@ func (k Keeper) GetAuction(ctx sdk.Context, auctionID types.ID) (types.Auction,
|
||||
// DeleteAuction removes an auction from the store without any validation
|
||||
func (k Keeper) DeleteAuction(ctx sdk.Context, auctionID types.ID) {
|
||||
// remove from queue
|
||||
auction, found := k.GetAuction(ctx, auctionID)
|
||||
if found {
|
||||
k.removeFromQueue(ctx, auction.GetEndTime(), auctionID)
|
||||
}
|
||||
//auction, found := k.GetAuction(ctx, auctionID)
|
||||
// if found {
|
||||
// k.removeFromQueue(ctx, auction.GetEndTime(), auctionID)
|
||||
// }
|
||||
|
||||
// delete auction
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
store.Delete(k.getAuctionKey(auctionID))
|
||||
}
|
||||
|
||||
// ---------- Queue and key methods ----------
|
||||
// These are lower level function used by the store methods above.
|
||||
|
||||
func (k Keeper) getNextAuctionIDKey() []byte {
|
||||
return []byte("nextAuctionID")
|
||||
}
|
||||
func (k Keeper) getAuctionKey(auctionID types.ID) []byte {
|
||||
return []byte(fmt.Sprintf("auctions:%d", auctionID))
|
||||
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionKeyPrefix)
|
||||
store.Delete(types.GetAuctionKey(auctionID))
|
||||
}
|
||||
|
||||
// Inserts a AuctionID into the queue at endTime
|
||||
func (k Keeper) InsertIntoQueue(ctx sdk.Context, endTime time.Time, auctionID types.ID) {
|
||||
// get the store
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
// marshal thing to be inserted
|
||||
bz := k.cdc.MustMarshalBinaryLengthPrefixed(auctionID)
|
||||
// store it
|
||||
store.Set(
|
||||
getQueueElementKey(endTime, auctionID),
|
||||
bz,
|
||||
)
|
||||
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionByTimeKeyPrefix)
|
||||
store.Set(types.GetAuctionByTimeKey(endTime, auctionID), auctionID.Bytes())
|
||||
}
|
||||
|
||||
// removes an auctionID from the queue
|
||||
func (k Keeper) removeFromQueue(ctx sdk.Context, endTime time.Time, auctionID types.ID) {
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
store.Delete(getQueueElementKey(endTime, auctionID))
|
||||
func (k Keeper) RemoveFromQueue(ctx sdk.Context, endTime time.Time, auctionID types.ID) {
|
||||
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionByTimeKeyPrefix)
|
||||
store.Delete(types.GetAuctionByTimeKey(endTime, auctionID))
|
||||
}
|
||||
|
||||
// Returns an iterator for all the auctions in the queue that expire by endTime
|
||||
func (k Keeper) GetQueueIterator(ctx sdk.Context, endTime time.Time) sdk.Iterator { // TODO rename to "getAuctionsByExpiry" ?
|
||||
// get store
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
// get an interator
|
||||
return store.Iterator(
|
||||
queueKeyPrefix, // start key
|
||||
sdk.PrefixEndBytes(getQueueElementKeyPrefix(endTime)), // end key (apparently exclusive but tests suggested otherwise)
|
||||
func (k Keeper) IterateAuctionsByTime(ctx sdk.Context, inclusiveCutoffTime time.Time, cb func(auctionID types.ID) (stop bool)) {
|
||||
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.AuctionByTimeKeyPrefix)
|
||||
iterator := store.Iterator(
|
||||
nil, // start at the very start of the prefix store
|
||||
sdk.PrefixEndBytes(sdk.FormatTimeBytes(inclusiveCutoffTime)), // include any keys with times equal to inclusiveCutoffTime
|
||||
)
|
||||
|
||||
defer iterator.Close()
|
||||
for ; iterator.Valid(); iterator.Next() {
|
||||
// TODO get the auction ID - either read from store, or extract from key
|
||||
auctionID := types.NewIDFromBytes(iterator.Value())
|
||||
|
||||
if cb(auctionID) {
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// GetAuctionIterator returns an iterator over all auctions in the store
|
||||
func (k Keeper) GetAuctionIterator(ctx sdk.Context) sdk.Iterator {
|
||||
store := ctx.KVStore(k.storeKey)
|
||||
return sdk.KVStorePrefixIterator(store, nil)
|
||||
}
|
||||
// IterateAuctions provides an iterator over all stored auctions. For
|
||||
// each auction, cb will be called. If the cb returns true, the iterator
|
||||
// will close and stop.
|
||||
func (k Keeper) IterateAuctions(ctx sdk.Context, cb func(auction types.Auction) (stop bool)) {
|
||||
iterator := sdk.KVStorePrefixIterator(ctx.KVStore(k.storeKey), types.AuctionKeyPrefix)
|
||||
|
||||
var queueKeyPrefix = []byte("queue")
|
||||
var keyDelimiter = []byte(":")
|
||||
defer iterator.Close()
|
||||
for ; iterator.Valid(); iterator.Next() {
|
||||
var auction types.Auction
|
||||
k.cdc.MustUnmarshalBinaryLengthPrefixed(iterator.Value(), &auction)
|
||||
|
||||
// Returns half a key for an auctionID in the queue, it missed the id off the end
|
||||
func getQueueElementKeyPrefix(endTime time.Time) []byte {
|
||||
return bytes.Join([][]byte{
|
||||
queueKeyPrefix,
|
||||
sdk.Uint64ToBigEndian(uint64(endTime)), // TODO check this gives correct ordering
|
||||
}, keyDelimiter)
|
||||
}
|
||||
|
||||
// Returns the key for an auctionID in the queue
|
||||
func getQueueElementKey(endTime time.Time, auctionID types.ID) []byte {
|
||||
return bytes.Join([][]byte{
|
||||
queueKeyPrefix,
|
||||
sdk.Uint64ToBigEndian(uint64(endTime)), // TODO check this gives correct ordering
|
||||
sdk.Uint64ToBigEndian(uint64(auctionID)),
|
||||
}, keyDelimiter)
|
||||
}
|
||||
|
||||
// GetAuctionID returns the id from an input Auction
|
||||
func (k Keeper) DecodeAuctionID(ctx sdk.Context, idBytes []byte) types.ID {
|
||||
var auctionID types.ID
|
||||
k.cdc.MustUnmarshalBinaryLengthPrefixed(idBytes, &auctionID)
|
||||
return auctionID
|
||||
}
|
||||
|
||||
func (k Keeper) DecodeAuction(ctx sdk.Context, auctionBytes []byte) types.Auction {
|
||||
var auction types.Auction
|
||||
k.cdc.MustUnmarshalBinaryBare(auctionBytes, &auction)
|
||||
return auction
|
||||
if cb(auction) {
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@ -1,6 +1,7 @@
|
||||
package types
|
||||
|
||||
import (
|
||||
"encoding/binary"
|
||||
"fmt"
|
||||
"strconv"
|
||||
"time"
|
||||
@ -9,6 +10,27 @@ import (
|
||||
"github.com/cosmos/cosmos-sdk/x/supply"
|
||||
)
|
||||
|
||||
// ID type for auction IDs
|
||||
type ID uint64
|
||||
|
||||
// NewIDFromString generate new auction ID from a string
|
||||
func NewIDFromString(s string) (ID, error) {
|
||||
n, err := strconv.ParseUint(s, 10, 64) // copied from how the gov module rest handler's parse proposal IDs
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
return ID(n), nil
|
||||
}
|
||||
func NewIDFromBytes(bz []byte) ID {
|
||||
return ID(binary.BigEndian.Uint64(bz))
|
||||
|
||||
}
|
||||
func (id ID) Bytes() []byte {
|
||||
bz := make([]byte, 8)
|
||||
binary.BigEndian.PutUint64(bz, uint64(id))
|
||||
return bz
|
||||
}
|
||||
|
||||
// Auction is an interface to several types of auction.
|
||||
type Auction interface {
|
||||
GetID() ID
|
||||
@ -29,23 +51,11 @@ type BaseAuction struct {
|
||||
MaxEndTime time.Time // Maximum closing time. Auctions can close before this but never after.
|
||||
}
|
||||
|
||||
// ID type for auction IDs
|
||||
type ID uint64
|
||||
|
||||
// NewIDFromString generate new auction ID from a string
|
||||
func NewIDFromString(s string) (ID, error) {
|
||||
n, err := strconv.ParseUint(s, 10, 64) // copied from how the gov module rest handler's parse proposal IDs
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
return ID(n), nil
|
||||
}
|
||||
|
||||
// GetID getter for auction ID
|
||||
func (a *BaseAuction) GetID() ID { return a.ID }
|
||||
|
||||
// SetID setter for auction ID
|
||||
func (a *BaseAuction) SetID(id ID) { a.ID = id }
|
||||
func (a *BaseAuction) SetID(id ID) { a.ID = id } // TODO if this returns a new auction with ID then no pointers are needed
|
||||
|
||||
// GetBid getter for auction bid
|
||||
func (a *BaseAuction) GetBidder() sdk.AccAddress { return a.Bidder }
|
||||
@ -76,15 +86,15 @@ type ForwardAuction struct {
|
||||
}
|
||||
|
||||
// NewForwardAuction creates a new forward auction
|
||||
func NewForwardAuction(seller string, lot sdk.Coin, bidDenom string, EndTime time.Time) ForwardAuction {
|
||||
func NewForwardAuction(seller string, lot sdk.Coin, bidDenom string, endTime time.Time) ForwardAuction {
|
||||
auction := ForwardAuction{&BaseAuction{
|
||||
// no ID
|
||||
Initiator: seller,
|
||||
Lot: lot,
|
||||
Bidder: nil, // TODO on the first place bid, 0 coins will be sent to this address, check if this causes problems or can be avoided
|
||||
Bid: sdk.NewInt64Coin(bidDenom, 0),
|
||||
EndTime: EndTime,
|
||||
MaxEndTime: EndTime,
|
||||
EndTime: endTime,
|
||||
MaxEndTime: endTime,
|
||||
}}
|
||||
// output := BankOutput{seller, lot}
|
||||
return auction
|
||||
|
||||
@ -1,5 +1,11 @@
|
||||
package types
|
||||
|
||||
import (
|
||||
"time"
|
||||
|
||||
sdk "github.com/cosmos/cosmos-sdk/types"
|
||||
)
|
||||
|
||||
const (
|
||||
// ModuleName The name that will be used throughout the module
|
||||
ModuleName = "auction"
|
||||
@ -13,3 +19,19 @@ const (
|
||||
// DefaultParamspace default name for parameter store
|
||||
DefaultParamspace = ModuleName
|
||||
)
|
||||
|
||||
// TODO use cont to keep immutability?
|
||||
var (
|
||||
AuctionKeyPrefix = []byte{0x00} // prefix for keys that store auctions
|
||||
AuctionByTimeKeyPrefix = []byte{0x01} // prefix for keys that are part of the auctionsByTime index
|
||||
|
||||
NextAuctionIDKey = []byte{0x02}
|
||||
)
|
||||
|
||||
func GetAuctionKey(auctionID ID) []byte {
|
||||
return auctionID.Bytes()
|
||||
}
|
||||
|
||||
func GetAuctionByTimeKey(endTime time.Time, auctionID ID) []byte {
|
||||
return append(sdk.FormatTimeBytes(endTime), auctionID.Bytes()...)
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user