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xmaker: pull out delay hedge logics
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parent
334c868117
commit
0b1773b959
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@ -1166,6 +1166,27 @@ func AdjustHedgeQuantityWithAvailableBalance(
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return market.TruncateQuantity(quantity)
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}
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func (s *Strategy) canDelayHedge(side types.SideType, pos fixedpoint.Value) bool {
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if !s.EnableDelayHedge {
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return false
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}
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signal := s.lastAggregatedSignal.Get()
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// if the signal is strong enough, we can delay the hedge and wait for the next tick
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if math.Abs(signal) > s.DelayHedgeSignalThreshold {
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period, ok := s.getPositionHoldingPeriod(time.Now())
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if ok && (signal > 0 && side == types.SideTypeSell) || (signal < 0 && side == types.SideTypeBuy) {
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if period < s.MaxDelayHedgeDuration.Duration() {
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s.logger.Infof("delay hedge enabled, signal %f is strong enough, waiting for the next tick to hedge %s quantity (max period %s)", signal, pos, s.MaxDelayHedgeDuration.Duration().String())
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return true
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}
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}
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}
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return false
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}
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func (s *Strategy) Hedge(ctx context.Context, pos fixedpoint.Value) {
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side := types.SideTypeBuy
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if pos.IsZero() {
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@ -1178,16 +1199,9 @@ func (s *Strategy) Hedge(ctx context.Context, pos fixedpoint.Value) {
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side = types.SideTypeSell
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}
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signal := s.lastAggregatedSignal.Get()
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// if the signal is strong enough, we can delay the hedge and wait for the next tick
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if math.Abs(signal) > s.DelayHedgeSignalThreshold {
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if period, ok := s.getPositionHoldingPeriod(time.Now()); ok {
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if period < s.MaxDelayHedgeDuration.Duration() {
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if s.canDelayHedge(side, pos) {
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return
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}
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}
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}
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lastPrice := s.lastPrice.Get()
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sourceBook := s.sourceBook.CopyDepth(1)
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