bbgo_origin/pkg/exchange/batch/margin_loan.go
2022-06-01 19:40:29 +08:00

38 lines
956 B
Go

package batch
import (
"context"
"strconv"
"time"
"golang.org/x/time/rate"
"github.com/c9s/bbgo/pkg/types"
)
type MarginLoanBatchQuery struct {
types.MarginHistory
}
func (e *MarginLoanBatchQuery) Query(ctx context.Context, asset string, startTime, endTime time.Time) (c chan types.MarginLoan, errC chan error) {
query := &AsyncTimeRangedBatchQuery{
Type: types.MarginLoan{},
Limiter: rate.NewLimiter(rate.Every(5*time.Second), 2),
JumpIfEmpty: time.Hour * 24 * 30,
Q: func(startTime, endTime time.Time) (interface{}, error) {
return e.QueryLoanHistory(ctx, asset, &startTime, &endTime)
},
T: func(obj interface{}) time.Time {
return time.Time(obj.(types.MarginLoan).Time)
},
ID: func(obj interface{}) string {
loan := obj.(types.MarginLoan)
return strconv.FormatUint(loan.TransactionID, 10)
},
}
c = make(chan types.MarginLoan, 100)
errC = query.Query(ctx, c, startTime, endTime)
return c, errC
}