393 lines
12 KiB
Go
393 lines
12 KiB
Go
package irr
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import (
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"context"
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"fmt"
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"os"
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"sync"
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"git.qtrade.icu/lychiyu/bbgo/pkg/bbgo"
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"git.qtrade.icu/lychiyu/bbgo/pkg/data/tsv"
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"git.qtrade.icu/lychiyu/bbgo/pkg/datatype/floats"
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"git.qtrade.icu/lychiyu/bbgo/pkg/fixedpoint"
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"git.qtrade.icu/lychiyu/bbgo/pkg/indicator"
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"git.qtrade.icu/lychiyu/bbgo/pkg/types"
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"github.com/sirupsen/logrus"
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)
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const ID = "irr"
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var one = fixedpoint.One
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var zero = fixedpoint.Zero
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var log = logrus.WithField("strategy", ID)
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func init() {
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bbgo.RegisterStrategy(ID, &Strategy{})
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}
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type Strategy struct {
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Environment *bbgo.Environment
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Symbol string `json:"symbol"`
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Market types.Market
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types.IntervalWindow
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// persistence fields
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Position *types.Position `persistence:"position"`
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ProfitStats *types.ProfitStats `persistence:"profit_stats"`
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TradeStats *types.TradeStats `persistence:"trade_stats"`
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activeOrders *bbgo.ActiveOrderBook
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ExitMethods bbgo.ExitMethodSet `json:"exits"`
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session *bbgo.ExchangeSession
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orderExecutor *bbgo.GeneralOrderExecutor
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bbgo.QuantityOrAmount
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// for negative return rate
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nrr *NRR
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stopC chan struct{}
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// StrategyController
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bbgo.StrategyController
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AccountValueCalculator *bbgo.AccountValueCalculator
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// whether to draw graph or not by the end of backtest
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DrawGraph bool `json:"drawGraph"`
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GraphPNLPath string `json:"graphPNLPath"`
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GraphCumPNLPath string `json:"graphCumPNLPath"`
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// for position
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buyPrice float64 `persistence:"buy_price"`
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sellPrice float64 `persistence:"sell_price"`
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highestPrice float64 `persistence:"highest_price"`
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lowestPrice float64 `persistence:"lowest_price"`
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// Accumulated profit report
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AccumulatedProfitReport *AccumulatedProfitReport `json:"accumulatedProfitReport"`
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}
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// AccumulatedProfitReport For accumulated profit report output
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type AccumulatedProfitReport struct {
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// AccumulatedProfitMAWindow Accumulated profit SMA window, in number of trades
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AccumulatedProfitMAWindow int `json:"accumulatedProfitMAWindow"`
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// IntervalWindow interval window, in days
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IntervalWindow int `json:"intervalWindow"`
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// NumberOfInterval How many intervals to output to TSV
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NumberOfInterval int `json:"NumberOfInterval"`
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// TsvReportPath The path to output report to
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TsvReportPath string `json:"tsvReportPath"`
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// AccumulatedDailyProfitWindow The window to sum up the daily profit, in days
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AccumulatedDailyProfitWindow int `json:"accumulatedDailyProfitWindow"`
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// Accumulated profit
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accumulatedProfit fixedpoint.Value
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accumulatedProfitPerDay floats.Slice
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previousAccumulatedProfit fixedpoint.Value
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// Accumulated profit MA
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accumulatedProfitMA *indicator.SMA
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accumulatedProfitMAPerDay floats.Slice
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// Daily profit
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dailyProfit floats.Slice
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// Accumulated fee
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accumulatedFee fixedpoint.Value
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accumulatedFeePerDay floats.Slice
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// Win ratio
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winRatioPerDay floats.Slice
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// Profit factor
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profitFactorPerDay floats.Slice
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// Trade number
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dailyTrades floats.Slice
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accumulatedTrades int
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previousAccumulatedTrades int
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}
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func (r *AccumulatedProfitReport) Initialize() {
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if r.AccumulatedProfitMAWindow <= 0 {
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r.AccumulatedProfitMAWindow = 60
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}
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if r.IntervalWindow <= 0 {
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r.IntervalWindow = 7
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}
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if r.AccumulatedDailyProfitWindow <= 0 {
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r.AccumulatedDailyProfitWindow = 7
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}
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if r.NumberOfInterval <= 0 {
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r.NumberOfInterval = 1
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}
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r.accumulatedProfitMA = &indicator.SMA{IntervalWindow: types.IntervalWindow{Interval: types.Interval1d, Window: r.AccumulatedProfitMAWindow}}
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}
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func (r *AccumulatedProfitReport) RecordProfit(profit fixedpoint.Value) {
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r.accumulatedProfit = r.accumulatedProfit.Add(profit)
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}
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func (r *AccumulatedProfitReport) RecordTrade(fee fixedpoint.Value) {
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r.accumulatedFee = r.accumulatedFee.Add(fee)
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r.accumulatedTrades += 1
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}
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func (r *AccumulatedProfitReport) DailyUpdate(tradeStats *types.TradeStats) {
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// Daily profit
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r.dailyProfit.Update(r.accumulatedProfit.Sub(r.previousAccumulatedProfit).Float64())
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r.previousAccumulatedProfit = r.accumulatedProfit
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// Accumulated profit
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r.accumulatedProfitPerDay.Update(r.accumulatedProfit.Float64())
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// Accumulated profit MA
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r.accumulatedProfitMA.Update(r.accumulatedProfit.Float64())
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r.accumulatedProfitMAPerDay.Update(r.accumulatedProfitMA.Last(0))
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// Accumulated Fee
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r.accumulatedFeePerDay.Update(r.accumulatedFee.Float64())
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// Win ratio
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r.winRatioPerDay.Update(tradeStats.WinningRatio.Float64())
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// Profit factor
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r.profitFactorPerDay.Update(tradeStats.ProfitFactor.Float64())
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// Daily trades
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r.dailyTrades.Update(float64(r.accumulatedTrades - r.previousAccumulatedTrades))
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r.previousAccumulatedTrades = r.accumulatedTrades
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}
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// Output Accumulated profit report to a TSV file
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func (r *AccumulatedProfitReport) Output(symbol string) {
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if r.TsvReportPath != "" {
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tsvwiter, err := tsv.AppendWriterFile(r.TsvReportPath)
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if err != nil {
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panic(err)
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}
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defer tsvwiter.Close()
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// Output symbol, total acc. profit, acc. profit 60MA, interval acc. profit, fee, win rate, profit factor
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_ = tsvwiter.Write([]string{"#", "Symbol", "accumulatedProfit", "accumulatedProfitMA", fmt.Sprintf("%dd profit", r.AccumulatedDailyProfitWindow), "accumulatedFee", "winRatio", "profitFactor", "60D trades"})
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for i := 0; i <= r.NumberOfInterval-1; i++ {
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accumulatedProfit := r.accumulatedProfitPerDay.Index(r.IntervalWindow * i)
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accumulatedProfitStr := fmt.Sprintf("%f", accumulatedProfit)
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accumulatedProfitMA := r.accumulatedProfitMAPerDay.Index(r.IntervalWindow * i)
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accumulatedProfitMAStr := fmt.Sprintf("%f", accumulatedProfitMA)
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intervalAccumulatedProfit := r.dailyProfit.Tail(r.AccumulatedDailyProfitWindow+r.IntervalWindow*i).Sum() - r.dailyProfit.Tail(r.IntervalWindow*i).Sum()
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intervalAccumulatedProfitStr := fmt.Sprintf("%f", intervalAccumulatedProfit)
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accumulatedFee := fmt.Sprintf("%f", r.accumulatedFeePerDay.Index(r.IntervalWindow*i))
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winRatio := fmt.Sprintf("%f", r.winRatioPerDay.Index(r.IntervalWindow*i))
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profitFactor := fmt.Sprintf("%f", r.profitFactorPerDay.Index(r.IntervalWindow*i))
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trades := r.dailyTrades.Tail(60+r.IntervalWindow*i).Sum() - r.dailyTrades.Tail(r.IntervalWindow*i).Sum()
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tradesStr := fmt.Sprintf("%f", trades)
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_ = tsvwiter.Write([]string{fmt.Sprintf("%d", i+1), symbol, accumulatedProfitStr, accumulatedProfitMAStr, intervalAccumulatedProfitStr, accumulatedFee, winRatio, profitFactor, tradesStr})
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}
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}
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}
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func (s *Strategy) Subscribe(session *bbgo.ExchangeSession) {
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session.Subscribe(types.KLineChannel, s.Symbol, types.SubscribeOptions{Interval: s.Interval})
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}
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func (s *Strategy) ID() string {
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return ID
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}
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func (s *Strategy) InstanceID() string {
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return fmt.Sprintf("%s:%s", ID, s.Symbol)
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}
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func (s *Strategy) Run(ctx context.Context, orderExecutor bbgo.OrderExecutor, session *bbgo.ExchangeSession) error {
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var instanceID = s.InstanceID()
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if s.Position == nil {
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s.Position = types.NewPositionFromMarket(s.Market)
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}
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if s.ProfitStats == nil {
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s.ProfitStats = types.NewProfitStats(s.Market)
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}
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if s.TradeStats == nil {
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s.TradeStats = types.NewTradeStats(s.Symbol)
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}
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// StrategyController
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s.Status = types.StrategyStatusRunning
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s.OnSuspend(func() {
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// Cancel active orders
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_ = s.orderExecutor.GracefulCancel(ctx)
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})
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s.OnEmergencyStop(func() {
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// Cancel active orders
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_ = s.orderExecutor.GracefulCancel(ctx)
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// Close 100% position
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_ = s.orderExecutor.ClosePosition(ctx, fixedpoint.One)
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})
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// initial required information
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s.session = session
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// Set fee rate
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if s.session.MakerFeeRate.Sign() > 0 || s.session.TakerFeeRate.Sign() > 0 {
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s.Position.SetExchangeFeeRate(s.session.ExchangeName, types.ExchangeFee{
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MakerFeeRate: s.session.MakerFeeRate,
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TakerFeeRate: s.session.TakerFeeRate,
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})
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}
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s.orderExecutor = bbgo.NewGeneralOrderExecutor(session, s.Symbol, ID, instanceID, s.Position)
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s.orderExecutor.BindEnvironment(s.Environment)
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s.orderExecutor.BindProfitStats(s.ProfitStats)
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s.orderExecutor.BindTradeStats(s.TradeStats)
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// AccountValueCalculator
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s.AccountValueCalculator = bbgo.NewAccountValueCalculator(s.session, s.Market.QuoteCurrency)
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// Accumulated profit report
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if bbgo.IsBackTesting {
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if s.AccumulatedProfitReport == nil {
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s.AccumulatedProfitReport = &AccumulatedProfitReport{}
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}
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s.AccumulatedProfitReport.Initialize()
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s.orderExecutor.TradeCollector().OnProfit(func(trade types.Trade, profit *types.Profit) {
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if profit == nil {
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return
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}
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s.AccumulatedProfitReport.RecordProfit(profit.Profit)
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})
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session.MarketDataStream.OnKLineClosed(types.KLineWith(s.Symbol, types.Interval1d, func(kline types.KLine) {
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s.AccumulatedProfitReport.DailyUpdate(s.TradeStats)
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}))
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}
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// For drawing
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profitSlice := floats.Slice{1., 1.}
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price, _ := session.LastPrice(s.Symbol)
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initAsset := s.CalcAssetValue(price).Float64()
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cumProfitSlice := floats.Slice{initAsset, initAsset}
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profitDollarSlice := floats.Slice{0, 0}
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cumProfitDollarSlice := floats.Slice{0, 0}
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s.orderExecutor.TradeCollector().OnTrade(func(trade types.Trade, profit fixedpoint.Value, netProfit fixedpoint.Value) {
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if bbgo.IsBackTesting {
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s.AccumulatedProfitReport.RecordTrade(trade.Fee)
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}
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// For drawing/charting
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price := trade.Price.Float64()
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if s.buyPrice > 0 {
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profitSlice.Update(price / s.buyPrice)
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cumProfitSlice.Update(s.CalcAssetValue(trade.Price).Float64())
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} else if s.sellPrice > 0 {
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profitSlice.Update(s.sellPrice / price)
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cumProfitSlice.Update(s.CalcAssetValue(trade.Price).Float64())
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}
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profitDollarSlice.Update(profit.Float64())
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cumProfitDollarSlice.Update(profitDollarSlice.Sum())
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if s.Position.IsDust(trade.Price) {
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s.buyPrice = 0
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s.sellPrice = 0
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s.highestPrice = 0
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s.lowestPrice = 0
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} else if s.Position.IsLong() {
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s.buyPrice = price
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s.sellPrice = 0
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s.highestPrice = s.buyPrice
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s.lowestPrice = 0
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} else {
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s.sellPrice = price
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s.buyPrice = 0
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s.highestPrice = 0
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s.lowestPrice = s.sellPrice
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}
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})
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s.InitDrawCommands(&profitSlice, &cumProfitSlice, &cumProfitDollarSlice)
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s.orderExecutor.TradeCollector().OnPositionUpdate(func(position *types.Position) {
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bbgo.Sync(ctx, s)
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})
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s.orderExecutor.Bind()
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s.activeOrders = bbgo.NewActiveOrderBook(s.Symbol)
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kLineStore, _ := s.session.MarketDataStore(s.Symbol)
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// window = 2 means day-to-day return, previousClose/currentClose -1
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// delay = false means use open/close-1 as D0 return (default)
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// delay = true means use open/close-1 as 10 return
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s.nrr = &NRR{IntervalWindow: types.IntervalWindow{Interval: s.Interval, Window: 2}, RankingWindow: s.Window, delay: true}
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s.nrr.BindK(s.session.MarketDataStream, s.Symbol, s.nrr.Interval)
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if klines, ok := kLineStore.KLinesOfInterval(s.nrr.Interval); ok {
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s.nrr.LoadK((*klines)[0:])
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}
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s.session.MarketDataStream.OnKLineClosed(types.KLineWith(s.Symbol, s.Interval, func(kline types.KLine) {
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alphaNrr := fixedpoint.NewFromFloat(s.nrr.RankedValues.Index(1))
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// alpha-weighted inventory and cash
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targetBase := s.QuantityOrAmount.CalculateQuantity(kline.Close).Mul(alphaNrr)
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diffQty := targetBase.Sub(s.Position.Base)
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log.Info(alphaNrr.Float64(), s.Position.Base, diffQty.Float64())
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if err := s.orderExecutor.CancelOrders(ctx); err != nil {
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log.WithError(err).Errorf("cancel order error")
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}
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if diffQty.Sign() > 0 {
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_, _ = s.orderExecutor.SubmitOrders(ctx, types.SubmitOrder{
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Symbol: s.Symbol,
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Side: types.SideTypeBuy,
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Quantity: diffQty.Abs(),
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Type: types.OrderTypeMarket,
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Tag: "irrBuy",
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})
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} else if diffQty.Sign() < 0 {
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_, _ = s.orderExecutor.SubmitOrders(ctx, types.SubmitOrder{
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Symbol: s.Symbol,
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Side: types.SideTypeSell,
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Quantity: diffQty.Abs(),
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Type: types.OrderTypeMarket,
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Tag: "irrSell",
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})
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}
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}))
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bbgo.OnShutdown(ctx, func(ctx context.Context, wg *sync.WaitGroup) {
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defer wg.Done()
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// Output accumulated profit report
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if bbgo.IsBackTesting {
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defer s.AccumulatedProfitReport.Output(s.Symbol)
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if s.DrawGraph {
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if err := s.Draw(&profitSlice, &cumProfitSlice); err != nil {
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log.WithError(err).Errorf("cannot draw graph")
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}
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}
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} else {
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close(s.stopC)
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}
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_, _ = fmt.Fprintln(os.Stderr, s.TradeStats.String())
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_ = s.orderExecutor.GracefulCancel(ctx)
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})
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return nil
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}
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func (s *Strategy) CalcAssetValue(price fixedpoint.Value) fixedpoint.Value {
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balances := s.session.GetAccount().Balances()
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return balances[s.Market.BaseCurrency].Total().Mul(price).Add(balances[s.Market.QuoteCurrency].Total())
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}
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