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 }