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xmaker: truncate balances before submitting orders

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c9s 2024-11-04 17:23:36 +08:00
parent 1d6e850ac7
commit c3b058ce38
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1 changed files with 8 additions and 2 deletions
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10
pkg/strategy/xmaker/strategy.go
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@ -1060,9 +1060,11 @@ func (s *Strategy) tryArbitrage(ctx context.Context, quote *Quote, makerBalances
return false, nil
}
availableQuote := s.makerMarket.TruncateQuoteQuantity(quoteBalance.Available)
askPvs := s.makerBook.SideBook(types.SideTypeSell)
sumPv := aggregatePriceVolumeSliceWithPriceFilter(types.SideTypeSell, askPvs, marginBidPrice)
qty := fixedpoint.Min(quoteBalance.Available.Div(sumPv.Price), sumPv.Volume)
qty := fixedpoint.Min(availableQuote.Div(sumPv.Price), sumPv.Volume)
if sourceBase, ok := hedgeBalances[s.sourceMarket.BaseCurrency]; ok {
qty = fixedpoint.Min(qty, sourceBase.Available)
@ -1077,6 +1079,7 @@ func (s *Strategy) tryArbitrage(ctx context.Context, quote *Quote, makerBalances
iocOrders = append(iocOrders, types.SubmitOrder{
Symbol: s.Symbol,
Market: s.makerMarket,
Type: types.OrderTypeLimit,
Side: types.SideTypeBuy,
Price: sumPv.Price,
@ -1090,9 +1093,11 @@ func (s *Strategy) tryArbitrage(ctx context.Context, quote *Quote, makerBalances
return false, nil
}
availableBase := s.makerMarket.TruncateQuantity(baseBalance.Available)
bidPvs := s.makerBook.SideBook(types.SideTypeBuy)
sumPv := aggregatePriceVolumeSliceWithPriceFilter(types.SideTypeBuy, bidPvs, marginAskPrice)
qty := fixedpoint.Min(baseBalance.Available, sumPv.Volume)
qty := fixedpoint.Min(availableBase, sumPv.Volume)
if sourceQuote, ok := hedgeBalances[s.sourceMarket.QuoteCurrency]; ok {
qty = fixedpoint.Min(qty, quote.BestAskPrice.Div(sourceQuote.Available))
@ -1108,6 +1113,7 @@ func (s *Strategy) tryArbitrage(ctx context.Context, quote *Quote, makerBalances
// send ioc order for arbitrage
iocOrders = append(iocOrders, types.SubmitOrder{
Symbol: s.Symbol,
Market: s.makerMarket,
Type: types.OrderTypeLimit,
Side: types.SideTypeSell,
Price: sumPv.Price,