bbgo_origin/pkg/util/tradingutil/trades.go

29 lines
622 B
Go

package tradingutil
import (
"github.com/c9s/bbgo/pkg/fixedpoint"
"github.com/c9s/bbgo/pkg/types"
)
// CollectTradeFee collects the fee from the given trade slice
func CollectTradeFee(trades []types.Trade) map[string]fixedpoint.Value {
fees := make(map[string]fixedpoint.Value)
for _, t := range trades {
if fee, ok := fees[t.FeeCurrency]; ok {
fees[t.FeeCurrency] = fee.Add(t.Fee)
} else {
fees[t.FeeCurrency] = t.Fee
}
}
return fees
}
func AggregateTradesQuantity(trades []types.Trade) fixedpoint.Value {
tq := fixedpoint.Zero
for _, t := range trades {
tq = tq.Add(t.Quantity)
}
return tq
}