package logic

import (
	"context"
	"strconv"
	"time"
)

// GetTick 单次轮询。
func GetTick(ctx context.Context) (map[string]float64, error) {
	ctx, cancel := context.WithTimeout(ctx, 5*time.Second)
	defer cancel()

	prices, err := BinanceClient.NewListPricesService().Symbols(Symbols).Do(ctx)
	if err != nil {
		return nil, err
	}
	priceBySymbol := make(map[string]float64, len(prices))
	for _, p := range prices {
		v, err := strconv.ParseFloat(p.Price, 64)
		if err != nil {
			continue
		}
		priceBySymbol[p.Symbol] = v
	}
	return priceBySymbol, nil
}