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Merge pull request #695 from c9s/fix/trade-fee

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fix: calcualte fee in quote only when fee is not zero
This commit is contained in:
Yo-An Lin 2022-06-08 19:15:54 +08:00 committed by GitHub
commit e69e7bc39f
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1 changed files with 15 additions and 13 deletions
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28
pkg/types/position.go
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@ -368,7 +368,7 @@ func (p *Position) AddTrade(td Trade) (profit fixedpoint.Value, netProfit fixedp
// calculated fee in quote (some exchange accounts may enable platform currency fee discount, like BNB)
// convert platform fee token into USD values
var feeInQuote fixedpoint.Value = fixedpoint.Zero
var feeInQuote = fixedpoint.Zero
switch td.FeeCurrency {
@ -383,19 +383,21 @@ func (p *Position) AddTrade(td Trade) (profit fixedpoint.Value, netProfit fixedp
}
default:
if p.ExchangeFeeRates != nil {
if exchangeFee, ok := p.ExchangeFeeRates[td.Exchange]; ok {
if td.IsMaker {
feeInQuote = feeInQuote.Add(exchangeFee.MakerFeeRate.Mul(quoteQuantity))
} else {
feeInQuote = feeInQuote.Add(exchangeFee.TakerFeeRate.Mul(quoteQuantity))
if !td.Fee.IsZero() {
if p.ExchangeFeeRates != nil {
if exchangeFee, ok := p.ExchangeFeeRates[td.Exchange]; ok {
if td.IsMaker {
feeInQuote = feeInQuote.Add(exchangeFee.MakerFeeRate.Mul(quoteQuantity))
} else {
feeInQuote = feeInQuote.Add(exchangeFee.TakerFeeRate.Mul(quoteQuantity))
}
}
} else if p.FeeRate != nil {
if td.IsMaker {
feeInQuote = feeInQuote.Add(p.FeeRate.MakerFeeRate.Mul(quoteQuantity))
} else {
feeInQuote = feeInQuote.Add(p.FeeRate.TakerFeeRate.Mul(quoteQuantity))
}
}
} else if p.FeeRate != nil {
if td.IsMaker {
feeInQuote = feeInQuote.Add(p.FeeRate.MakerFeeRate.Mul(quoteQuantity))
} else {
feeInQuote = feeInQuote.Add(p.FeeRate.TakerFeeRate.Mul(quoteQuantity))
}
}
}