29 lines
678 B
Go
29 lines
678 B
Go
package tri
|
|
|
|
import (
|
|
"math"
|
|
|
|
"git.qtrade.icu/lychiyu/bbgo/pkg/types"
|
|
)
|
|
|
|
func fitQuantityByBase(quantity, balance float64) (float64, float64) {
|
|
q := math.Min(quantity, balance)
|
|
r := q / balance
|
|
return q, r
|
|
}
|
|
|
|
// 1620 x 2 , quote balance = 1000 => rate = 1000/(1620*2) = 0.3086419753, quantity = 0.61728395
|
|
func fitQuantityByQuote(price, quantity, quoteBalance float64) (float64, float64) {
|
|
quote := quantity * price
|
|
minQuote := math.Min(quote, quoteBalance)
|
|
q := minQuote / price
|
|
r := minQuote / quoteBalance
|
|
return q, r
|
|
}
|
|
|
|
func logSubmitOrders(orders [3]types.SubmitOrder) {
|
|
for i, order := range orders {
|
|
log.Infof("SUBMIT ORDER #%d: %s", i, order.String())
|
|
}
|
|
}
|