fix xalign max amount

narumiruna · narumiruna · commit c2c650af0ed9 · 2024-03-27T16:50:21.000+08:00
diff --git a/pkg/strategy/xalign/strategy.go b/pkg/strategy/xalign/strategy.go
@@ -231,9 +231,10 @@ func (s *Strategy) selectSessionForCurrency(
 				}
 
 				maxAmount, ok := s.MaxAmounts[market.QuoteCurrency]
-				if ok {
-					requiredQuoteAmount = bbgo.AdjustQuantityByMaxAmount(requiredQuoteAmount, price, maxAmount)
-					log.Infof("adjusted quantity %f %s by max amount %f %s", requiredQuoteAmount.Float64(), market.BaseCurrency, maxAmount.Float64(), market.QuoteCurrency)
+				if ok && requiredQuoteAmount.Compare(maxAmount) > 0 {
+					log.Infof("adjusted required quote ammount %f %s by max amount %f %s", requiredQuoteAmount.Float64(), market.QuoteCurrency, maxAmount.Float64(), market.QuoteCurrency)
+
+					requiredQuoteAmount = maxAmount
 				}
 
 				if quantity, ok := market.GreaterThanMinimalOrderQuantity(side, price, requiredQuoteAmount); ok {

Original file line number	Diff line number	Diff line change
`@@ -231,9 +231,10 @@ func (s *Strategy) selectSessionForCurrency(`
`231`	`231`	`}`
`232`	`232`
`233`	`233`	`maxAmount, ok := s.MaxAmounts[market.QuoteCurrency]`
`234`		`- if ok {`
`235`		`- requiredQuoteAmount = bbgo.AdjustQuantityByMaxAmount(requiredQuoteAmount, price, maxAmount)`
`236`		`- log.Infof("adjusted quantity %f %s by max amount %f %s", requiredQuoteAmount.Float64(), market.BaseCurrency, maxAmount.Float64(), market.QuoteCurrency)`
	`234`	`+ if ok && requiredQuoteAmount.Compare(maxAmount) > 0 {`
	`235`	`+ log.Infof("adjusted required quote ammount %f %s by max amount %f %s", requiredQuoteAmount.Float64(), market.QuoteCurrency, maxAmount.Float64(), market.QuoteCurrency)`
	`236`	`+`
	`237`	`+ requiredQuoteAmount = maxAmount`
`237`	`238`	`}`
`238`	`239`
`239`	`240`	`if quantity, ok := market.GreaterThanMinimalOrderQuantity(side, price, requiredQuoteAmount); ok {`