bbgo_origin/pkg/strategy/irr/strategy.go
2022-10-19 16:02:20 +08:00

538 lines
17 KiB
Go

package irr
import (
"context"
"fmt"
"os"
"sync"
"time"
"github.com/c9s/bbgo/pkg/bbgo"
"github.com/c9s/bbgo/pkg/data/tsv"
"github.com/c9s/bbgo/pkg/datatype/floats"
"github.com/c9s/bbgo/pkg/fixedpoint"
"github.com/c9s/bbgo/pkg/indicator"
"github.com/c9s/bbgo/pkg/types"
"github.com/sirupsen/logrus"
"go.uber.org/atomic"
)
const ID = "irr"
var one = fixedpoint.One
var zero = fixedpoint.Zero
var log = logrus.WithField("strategy", ID)
func init() {
bbgo.RegisterStrategy(ID, &Strategy{})
}
type Strategy struct {
Environment *bbgo.Environment
Symbol string `json:"symbol"`
Market types.Market
types.IntervalWindow
// persistence fields
Position *types.Position `persistence:"position"`
ProfitStats *types.ProfitStats `persistence:"profit_stats"`
TradeStats *types.TradeStats `persistence:"trade_stats"`
activeOrders *bbgo.ActiveOrderBook
ExitMethods bbgo.ExitMethodSet `json:"exits"`
session *bbgo.ExchangeSession
orderExecutor *bbgo.GeneralOrderExecutor
bbgo.QuantityOrAmount
MinProfit float64 `json:"pips"`
Interval int `json:"hftInterval"`
NR bool `json:"NR"`
MR bool `json:"MR"`
// for back-test
Nrr *NRR
Ma *indicator.SMA
// realtime book ticker to submit order
obBuyPrice *atomic.Float64
obSellPrice *atomic.Float64
// for posting LO
canBuy bool
canSell bool
// for getting close price
currentTradePrice *atomic.Float64
tradePriceSeries *types.Queue
// for negative return rate
openPrice float64
closePrice float64
rtNr *types.Queue
// for moving average reversion
rtMaFast *types.Queue
rtMaSlow *types.Queue
rtMr *types.Queue
// for final alpha (Nr+Mr)/2
rtWeight *types.Queue
stopC chan struct{}
// StrategyController
bbgo.StrategyController
AccountValueCalculator *bbgo.AccountValueCalculator
// whether to draw graph or not by the end of backtest
DrawGraph bool `json:"drawGraph"`
GraphPNLPath string `json:"graphPNLPath"`
GraphCumPNLPath string `json:"graphCumPNLPath"`
// for position
buyPrice float64 `persistence:"buy_price"`
sellPrice float64 `persistence:"sell_price"`
highestPrice float64 `persistence:"highest_price"`
lowestPrice float64 `persistence:"lowest_price"`
// Accumulated profit report
AccumulatedProfitReport *AccumulatedProfitReport `json:"accumulatedProfitReport"`
}
// AccumulatedProfitReport For accumulated profit report output
type AccumulatedProfitReport struct {
// AccumulatedProfitMAWindow Accumulated profit SMA window, in number of trades
AccumulatedProfitMAWindow int `json:"accumulatedProfitMAWindow"`
// IntervalWindow interval window, in days
IntervalWindow int `json:"intervalWindow"`
// NumberOfInterval How many intervals to output to TSV
NumberOfInterval int `json:"NumberOfInterval"`
// TsvReportPath The path to output report to
TsvReportPath string `json:"tsvReportPath"`
// AccumulatedDailyProfitWindow The window to sum up the daily profit, in days
AccumulatedDailyProfitWindow int `json:"accumulatedDailyProfitWindow"`
// Accumulated profit
accumulatedProfit fixedpoint.Value
accumulatedProfitPerDay floats.Slice
previousAccumulatedProfit fixedpoint.Value
// Accumulated profit MA
accumulatedProfitMA *indicator.SMA
accumulatedProfitMAPerDay floats.Slice
// Daily profit
dailyProfit floats.Slice
// Accumulated fee
accumulatedFee fixedpoint.Value
accumulatedFeePerDay floats.Slice
// Win ratio
winRatioPerDay floats.Slice
// Profit factor
profitFactorPerDay floats.Slice
// Trade number
dailyTrades floats.Slice
accumulatedTrades int
previousAccumulatedTrades int
}
func (r *AccumulatedProfitReport) Initialize() {
if r.AccumulatedProfitMAWindow <= 0 {
r.AccumulatedProfitMAWindow = 60
}
if r.IntervalWindow <= 0 {
r.IntervalWindow = 7
}
if r.AccumulatedDailyProfitWindow <= 0 {
r.AccumulatedDailyProfitWindow = 7
}
if r.NumberOfInterval <= 0 {
r.NumberOfInterval = 1
}
r.accumulatedProfitMA = &indicator.SMA{IntervalWindow: types.IntervalWindow{Interval: types.Interval1d, Window: r.AccumulatedProfitMAWindow}}
}
func (r *AccumulatedProfitReport) RecordProfit(profit fixedpoint.Value) {
r.accumulatedProfit = r.accumulatedProfit.Add(profit)
}
func (r *AccumulatedProfitReport) RecordTrade(fee fixedpoint.Value) {
r.accumulatedFee = r.accumulatedFee.Add(fee)
r.accumulatedTrades += 1
}
func (r *AccumulatedProfitReport) DailyUpdate(tradeStats *types.TradeStats) {
// Daily profit
r.dailyProfit.Update(r.accumulatedProfit.Sub(r.previousAccumulatedProfit).Float64())
r.previousAccumulatedProfit = r.accumulatedProfit
// Accumulated profit
r.accumulatedProfitPerDay.Update(r.accumulatedProfit.Float64())
// Accumulated profit MA
r.accumulatedProfitMA.Update(r.accumulatedProfit.Float64())
r.accumulatedProfitMAPerDay.Update(r.accumulatedProfitMA.Last())
// Accumulated Fee
r.accumulatedFeePerDay.Update(r.accumulatedFee.Float64())
// Win ratio
r.winRatioPerDay.Update(tradeStats.WinningRatio.Float64())
// Profit factor
r.profitFactorPerDay.Update(tradeStats.ProfitFactor.Float64())
// Daily trades
r.dailyTrades.Update(float64(r.accumulatedTrades - r.previousAccumulatedTrades))
r.previousAccumulatedTrades = r.accumulatedTrades
}
// Output Accumulated profit report to a TSV file
func (r *AccumulatedProfitReport) Output(symbol string) {
if r.TsvReportPath != "" {
tsvwiter, err := tsv.AppendWriterFile(r.TsvReportPath)
if err != nil {
panic(err)
}
defer tsvwiter.Close()
// Output symbol, total acc. profit, acc. profit 60MA, interval acc. profit, fee, win rate, profit factor
_ = tsvwiter.Write([]string{"#", "Symbol", "accumulatedProfit", "accumulatedProfitMA", fmt.Sprintf("%dd profit", r.AccumulatedDailyProfitWindow), "accumulatedFee", "winRatio", "profitFactor", "60D trades"})
for i := 0; i <= r.NumberOfInterval-1; i++ {
accumulatedProfit := r.accumulatedProfitPerDay.Index(r.IntervalWindow * i)
accumulatedProfitStr := fmt.Sprintf("%f", accumulatedProfit)
accumulatedProfitMA := r.accumulatedProfitMAPerDay.Index(r.IntervalWindow * i)
accumulatedProfitMAStr := fmt.Sprintf("%f", accumulatedProfitMA)
intervalAccumulatedProfit := r.dailyProfit.Tail(r.AccumulatedDailyProfitWindow+r.IntervalWindow*i).Sum() - r.dailyProfit.Tail(r.IntervalWindow*i).Sum()
intervalAccumulatedProfitStr := fmt.Sprintf("%f", intervalAccumulatedProfit)
accumulatedFee := fmt.Sprintf("%f", r.accumulatedFeePerDay.Index(r.IntervalWindow*i))
winRatio := fmt.Sprintf("%f", r.winRatioPerDay.Index(r.IntervalWindow*i))
profitFactor := fmt.Sprintf("%f", r.profitFactorPerDay.Index(r.IntervalWindow*i))
trades := r.dailyTrades.Tail(60+r.IntervalWindow*i).Sum() - r.dailyTrades.Tail(r.IntervalWindow*i).Sum()
tradesStr := fmt.Sprintf("%f", trades)
_ = tsvwiter.Write([]string{fmt.Sprintf("%d", i+1), symbol, accumulatedProfitStr, accumulatedProfitMAStr, intervalAccumulatedProfitStr, accumulatedFee, winRatio, profitFactor, tradesStr})
}
}
}
func (s *Strategy) Subscribe(session *bbgo.ExchangeSession) {
if !bbgo.IsBackTesting {
session.Subscribe(types.AggTradeChannel, s.Symbol, types.SubscribeOptions{})
session.Subscribe(types.BookTickerChannel, s.Symbol, types.SubscribeOptions{})
}
//session.Subscribe(types.KLineChannel, s.Symbol, types.SubscribeOptions{Interval: s.Interval})
}
func (s *Strategy) ID() string {
return ID
}
func (s *Strategy) InstanceID() string {
return fmt.Sprintf("%s:%s", ID, s.Symbol)
}
func (s *Strategy) Run(ctx context.Context, orderExecutor bbgo.OrderExecutor, session *bbgo.ExchangeSession) error {
var instanceID = s.InstanceID()
if s.Position == nil {
s.Position = types.NewPositionFromMarket(s.Market)
}
if s.ProfitStats == nil {
s.ProfitStats = types.NewProfitStats(s.Market)
}
if s.TradeStats == nil {
s.TradeStats = types.NewTradeStats(s.Symbol)
}
// StrategyController
s.Status = types.StrategyStatusRunning
s.OnSuspend(func() {
// Cancel active orders
_ = s.orderExecutor.GracefulCancel(ctx)
})
s.OnEmergencyStop(func() {
// Cancel active orders
_ = s.orderExecutor.GracefulCancel(ctx)
// Close 100% position
_ = s.orderExecutor.ClosePosition(ctx, fixedpoint.One)
})
// initial required information
s.session = session
// Set fee rate
if s.session.MakerFeeRate.Sign() > 0 || s.session.TakerFeeRate.Sign() > 0 {
s.Position.SetExchangeFeeRate(s.session.ExchangeName, types.ExchangeFee{
MakerFeeRate: s.session.MakerFeeRate,
TakerFeeRate: s.session.TakerFeeRate,
})
}
s.orderExecutor = bbgo.NewGeneralOrderExecutor(session, s.Symbol, ID, instanceID, s.Position)
s.orderExecutor.BindEnvironment(s.Environment)
s.orderExecutor.BindProfitStats(s.ProfitStats)
s.orderExecutor.BindTradeStats(s.TradeStats)
// AccountValueCalculator
s.AccountValueCalculator = bbgo.NewAccountValueCalculator(s.session, s.Market.QuoteCurrency)
// Accumulated profit report
if bbgo.IsBackTesting {
if s.AccumulatedProfitReport == nil {
s.AccumulatedProfitReport = &AccumulatedProfitReport{}
}
s.AccumulatedProfitReport.Initialize()
s.orderExecutor.TradeCollector().OnProfit(func(trade types.Trade, profit *types.Profit) {
if profit == nil {
return
}
s.AccumulatedProfitReport.RecordProfit(profit.Profit)
})
session.MarketDataStream.OnKLineClosed(types.KLineWith(s.Symbol, types.Interval1d, func(kline types.KLine) {
s.AccumulatedProfitReport.DailyUpdate(s.TradeStats)
}))
}
// For drawing
profitSlice := floats.Slice{1., 1.}
price, _ := session.LastPrice(s.Symbol)
initAsset := s.CalcAssetValue(price).Float64()
cumProfitSlice := floats.Slice{initAsset, initAsset}
profitDollarSlice := floats.Slice{0, 0}
cumProfitDollarSlice := floats.Slice{0, 0}
s.orderExecutor.TradeCollector().OnTrade(func(trade types.Trade, profit fixedpoint.Value, netProfit fixedpoint.Value) {
if bbgo.IsBackTesting {
s.AccumulatedProfitReport.RecordTrade(trade.Fee)
}
// For drawing/charting
price := trade.Price.Float64()
if s.buyPrice > 0 {
profitSlice.Update(price / s.buyPrice)
cumProfitSlice.Update(s.CalcAssetValue(trade.Price).Float64())
} else if s.sellPrice > 0 {
profitSlice.Update(s.sellPrice / price)
cumProfitSlice.Update(s.CalcAssetValue(trade.Price).Float64())
}
profitDollarSlice.Update(profit.Float64())
cumProfitDollarSlice.Update(profitDollarSlice.Sum())
if s.Position.IsDust(trade.Price) {
s.buyPrice = 0
s.sellPrice = 0
s.highestPrice = 0
s.lowestPrice = 0
} else if s.Position.IsLong() {
s.buyPrice = price
s.sellPrice = 0
s.highestPrice = s.buyPrice
s.lowestPrice = 0
} else {
s.sellPrice = price
s.buyPrice = 0
s.highestPrice = 0
s.lowestPrice = s.sellPrice
}
if trade.Side == types.SideTypeBuy {
s.canSell = true
s.canBuy = false
} else if trade.Side == types.SideTypeSell {
s.canBuy = true
s.canSell = false
}
})
s.InitDrawCommands(&profitSlice, &cumProfitSlice, &cumProfitDollarSlice)
s.orderExecutor.TradeCollector().OnPositionUpdate(func(position *types.Position) {
bbgo.Sync(ctx, s)
})
s.orderExecutor.Bind()
s.activeOrders = bbgo.NewActiveOrderBook(s.Symbol)
//back-test only, because 1s delayed a lot
//kLineStore, _ := s.session.MarketDataStore(s.Symbol)
//s.Nrr = &NRR{IntervalWindow: types.IntervalWindow{Window: 2, Interval: s.Interval}, RankingWindow: s.Window}
//s.Nrr.BindK(s.session.MarketDataStream, s.Symbol, s.Interval)
//if klines, ok := kLineStore.KLinesOfInterval(s.Nrr.Interval); ok {
// s.Nrr.LoadK((*klines)[0:])
//}
//s.Ma = &indicator.SMA{IntervalWindow: types.IntervalWindow{Window: s.Window, Interval: s.Interval}}
//s.Ma.BindK(s.session.MarketDataStream, s.Symbol, s.Interval)
//if klines, ok := kLineStore.KLinesOfInterval(s.Ma.Interval); ok {
// s.Ma.LoadK((*klines)[0:])
//}
s.rtNr = types.NewQueue(s.Window)
s.rtMaFast = types.NewQueue(1)
s.rtMaSlow = types.NewQueue(5)
s.rtMr = types.NewQueue(s.Window)
s.rtWeight = types.NewQueue(s.Window)
s.currentTradePrice = atomic.NewFloat64(0.)
s.tradePriceSeries = types.NewQueue(2)
// adverse selection based on order flow dynamics
s.canBuy = true
s.canSell = true
s.closePrice = 0. // atomic.NewFloat64(0)
s.openPrice = 0. //atomic.NewFloat64(0)
klinDirections := types.NewQueue(100)
started := false
boxOpenPrice := 0.
boxClosePrice := 0.
boxCounter := 0
if !bbgo.IsBackTesting {
s.session.MarketDataStream.OnBookTickerUpdate(func(bt types.BookTicker) {
// quote order book price
s.obBuyPrice = atomic.NewFloat64(bt.Buy.Float64())
s.obSellPrice = atomic.NewFloat64(bt.Sell.Float64())
})
s.session.MarketDataStream.OnAggTrade(func(trade types.Trade) {
s.currentTradePrice = atomic.NewFloat64(trade.Price.Float64())
})
go func() {
time.Sleep(time.Duration(s.Interval-int(time.Now().UnixMilli())%s.Interval) * time.Millisecond)
intervalCloseTicker := time.NewTicker(time.Duration(s.Interval) * time.Millisecond)
defer intervalCloseTicker.Stop()
for {
select {
case <-intervalCloseTicker.C:
s.orderExecutor.CancelNoWait(context.Background())
if s.currentTradePrice.Load() > 0 {
s.closePrice = s.currentTradePrice.Load()
log.Infof("Close Price: %f", s.closePrice)
if s.closePrice > 0 && s.openPrice > 0 {
direction := s.closePrice - s.openPrice
klinDirections.Update(direction)
regimeShift := klinDirections.Index(0)*klinDirections.Index(1) < 0
if regimeShift && !started {
boxOpenPrice = s.openPrice
started = true
boxCounter = 0
log.Infof("box started at price: %f", boxOpenPrice)
} else if regimeShift && started {
boxClosePrice = s.openPrice
started = false
log.Infof("box ended at price: %f with time length: %d", boxClosePrice, boxCounter)
// box ending, should re-balance position
nirr := fixedpoint.NewFromFloat(((boxOpenPrice - boxClosePrice) / boxOpenPrice) / (float64(boxCounter) + 1))
qty := s.QuantityOrAmount.CalculateQuantity(fixedpoint.Value(boxClosePrice))
qty = qty.Mul(nirr.Abs().Div(fixedpoint.NewFromInt(1000)))
log.Infof("Alpha: %f with Diff Qty: %f", nirr.Float64(), qty.Float64())
if nirr.Float64() < 0 {
_, err := s.orderExecutor.SubmitOrders(context.Background(), types.SubmitOrder{
Symbol: s.Symbol,
Side: types.SideTypeSell,
Quantity: s.Quantity,
Type: types.OrderTypeLimitMaker,
Price: fixedpoint.NewFromFloat(s.obSellPrice.Load()),
Tag: "irr re-balance: sell",
})
if err != nil {
log.WithError(err)
}
} else if nirr.Float64() > 0 {
_, err := s.orderExecutor.SubmitOrders(context.Background(), types.SubmitOrder{
Symbol: s.Symbol,
Side: types.SideTypeBuy,
Quantity: s.Quantity,
Type: types.OrderTypeLimitMaker,
Price: fixedpoint.NewFromFloat(s.obBuyPrice.Load()),
Tag: "irr re-balance: buy",
})
if err != nil {
log.WithError(err)
}
}
} else {
boxCounter++
}
}
}
case <-s.stopC:
log.Warnf("%s goroutine stopped, due to the stop signal", s.Symbol)
return
case <-ctx.Done():
log.Warnf("%s goroutine stopped, due to the cancelled context", s.Symbol)
return
}
}
}()
go func() {
time.Sleep(time.Duration(s.Interval-int(time.Now().UnixMilli())%s.Interval) * time.Millisecond)
intervalOpenTicker := time.NewTicker(time.Duration(s.Interval) * time.Millisecond)
defer intervalOpenTicker.Stop()
for {
select {
case <-intervalOpenTicker.C:
time.Sleep(time.Duration(s.Interval/10) * time.Millisecond)
if s.currentTradePrice.Load() > 0 && s.closePrice > 0 {
s.openPrice = s.currentTradePrice.Load()
log.Infof("Open Price: %f", s.openPrice)
}
case <-s.stopC:
log.Warnf("%s goroutine stopped, due to the stop signal", s.Symbol)
return
case <-ctx.Done():
log.Warnf("%s goroutine stopped, due to the cancelled context", s.Symbol)
return
}
}
}()
}
bbgo.OnShutdown(ctx, func(ctx context.Context, wg *sync.WaitGroup) {
defer wg.Done()
// Output accumulated profit report
if bbgo.IsBackTesting {
defer s.AccumulatedProfitReport.Output(s.Symbol)
if s.DrawGraph {
if err := s.Draw(&profitSlice, &cumProfitSlice); err != nil {
log.WithError(err).Errorf("cannot draw graph")
}
}
} else {
close(s.stopC)
}
_, _ = fmt.Fprintln(os.Stderr, s.TradeStats.String())
_ = s.orderExecutor.GracefulCancel(ctx)
})
return nil
}
func (s *Strategy) CalcAssetValue(price fixedpoint.Value) fixedpoint.Value {
balances := s.session.GetAccount().Balances()
return balances[s.Market.BaseCurrency].Total().Mul(price).Add(balances[s.Market.QuoteCurrency].Total())
}