/
lbank.go
96 lines (79 loc) · 1.85 KB
/
lbank.go
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// Package lbank lbank rest api package
package lbank
import (
"io/ioutil"
"net/http"
"strconv"
"github.com/Akagi201/cryptotrader/model"
log "github.com/sirupsen/logrus"
"github.com/tidwall/gjson"
)
const (
API = "https://api.lbank.info/v1"
)
// LBank API data
type LBank struct {
AccessKey string
SecretKey string
}
// New create new LHang API data
func New(accessKey string, secretKey string) *LBank {
return &LBank{
AccessKey: accessKey,
SecretKey: secretKey,
}
}
// GetTicker 行情
func (*LBank) GetTicker(base string, quote string) (*model.Ticker, error) {
url := API + "/ticker.do" + "?symbol=" + quote + "_" + base
log.Debugf("Request url: %v", url)
resp, err := http.Get(url)
if err != nil {
return nil, err
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
log.Debugf("Response body: %v", string(body))
// TODO: use market depth API.
buyRes := gjson.GetBytes(body, "ticker.latest").String()
buy, err := strconv.ParseFloat(buyRes, 64)
if err != nil {
return nil, err
}
sellRes := gjson.GetBytes(body, "ticker.latest").String()
sell, err := strconv.ParseFloat(sellRes, 64)
if err != nil {
return nil, err
}
lastRes := gjson.GetBytes(body, "ticker.latest").String()
last, err := strconv.ParseFloat(lastRes, 64)
if err != nil {
return nil, err
}
lowRes := gjson.GetBytes(body, "ticker.low").String()
low, err := strconv.ParseFloat(lowRes, 64)
if err != nil {
return nil, err
}
highRes := gjson.GetBytes(body, "ticker.high").String()
high, err := strconv.ParseFloat(highRes, 64)
if err != nil {
return nil, err
}
volRes := gjson.GetBytes(body, "ticker.vol").String()
vol, err := strconv.ParseFloat(volRes, 64)
if err != nil {
return nil, err
}
return &model.Ticker{
Buy: buy,
Sell: sell,
Last: last,
Low: low,
High: high,
Vol: vol,
}, nil
}