Files
gocryptotrader/exchanges/huobi/huobi_websocket.go
Ryan O'Hara-Reid d2561402c4 common: update Errors type (#1129)
* common: adjust common error slice to allow multi errors.Is matching and conform to interface better

* zb: forgot to save?

* linties: fixies

* linties: word change as well.

* nitters: glorious

* buts

* nitters: fix glorious bug

* Update common/common.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* nitters: shifty

---------

Co-authored-by: Ryan O'Hara-Reid <ryan.oharareid@thrasher.io>
Co-authored-by: Scott <gloriousCode@users.noreply.github.com>
2023-02-20 10:48:24 +11:00

823 lines
22 KiB
Go

package huobi
import (
"context"
"encoding/json"
"errors"
"fmt"
"net/http"
"net/url"
"strconv"
"strings"
"time"
"github.com/gorilla/websocket"
"github.com/thrasher-corp/gocryptotrader/common"
"github.com/thrasher-corp/gocryptotrader/common/crypto"
"github.com/thrasher-corp/gocryptotrader/currency"
"github.com/thrasher-corp/gocryptotrader/exchanges/account"
"github.com/thrasher-corp/gocryptotrader/exchanges/asset"
"github.com/thrasher-corp/gocryptotrader/exchanges/order"
"github.com/thrasher-corp/gocryptotrader/exchanges/orderbook"
"github.com/thrasher-corp/gocryptotrader/exchanges/stream"
"github.com/thrasher-corp/gocryptotrader/exchanges/ticker"
"github.com/thrasher-corp/gocryptotrader/exchanges/trade"
"github.com/thrasher-corp/gocryptotrader/log"
)
const (
baseWSURL = "wss://api.huobi.pro"
futuresWSURL = "wss://api.hbdm.com/"
wsMarketURL = baseWSURL + "/ws"
wsMarketKline = "market.%s.kline.1min"
wsMarketDepth = "market.%s.depth.step0"
wsMarketTrade = "market.%s.trade.detail"
wsMarketTicker = "market.%s.detail"
wsAccountsOrdersEndPoint = "/ws/v1"
wsAccountsList = "accounts.list"
wsOrdersList = "orders.list"
wsOrdersDetail = "orders.detail"
wsAccountsOrdersURL = baseWSURL + wsAccountsOrdersEndPoint
wsAccountListEndpoint = wsAccountsOrdersEndPoint + "/" + wsAccountsList
wsOrdersListEndpoint = wsAccountsOrdersEndPoint + "/" + wsOrdersList
wsOrdersDetailEndpoint = wsAccountsOrdersEndPoint + "/" + wsOrdersDetail
wsDateTimeFormatting = "2006-01-02T15:04:05"
signatureMethod = "HmacSHA256"
signatureVersion = "2"
requestOp = "req"
authOp = "auth"
loginDelay = 50 * time.Millisecond
rateLimit = 20
)
// Instantiates a communications channel between websocket connections
var comms = make(chan WsMessage)
// WsConnect initiates a new websocket connection
func (h *HUOBI) WsConnect() error {
if !h.Websocket.IsEnabled() || !h.IsEnabled() {
return errors.New(stream.WebsocketNotEnabled)
}
var dialer websocket.Dialer
err := h.wsDial(&dialer)
if err != nil {
return err
}
if h.Websocket.CanUseAuthenticatedEndpoints() {
err = h.wsAuthenticatedDial(&dialer)
if err != nil {
log.Errorf(log.ExchangeSys,
"%v - authenticated dial failed: %v\n",
h.Name,
err)
}
err = h.wsLogin(context.TODO())
if err != nil {
log.Errorf(log.ExchangeSys,
"%v - authentication failed: %v\n",
h.Name,
err)
h.Websocket.SetCanUseAuthenticatedEndpoints(false)
}
}
h.Websocket.Wg.Add(1)
go h.wsReadData()
return nil
}
func (h *HUOBI) wsDial(dialer *websocket.Dialer) error {
err := h.Websocket.Conn.Dial(dialer, http.Header{})
if err != nil {
return err
}
h.Websocket.Wg.Add(1)
go h.wsFunnelConnectionData(h.Websocket.Conn, wsMarketURL)
return nil
}
func (h *HUOBI) wsAuthenticatedDial(dialer *websocket.Dialer) error {
if !h.IsWebsocketAuthenticationSupported() {
return fmt.Errorf("%v AuthenticatedWebsocketAPISupport not enabled",
h.Name)
}
err := h.Websocket.AuthConn.Dial(dialer, http.Header{})
if err != nil {
return err
}
h.Websocket.Wg.Add(1)
go h.wsFunnelConnectionData(h.Websocket.AuthConn, wsAccountsOrdersURL)
return nil
}
// wsFunnelConnectionData manages data from multiple endpoints and passes it to
// a channel
func (h *HUOBI) wsFunnelConnectionData(ws stream.Connection, url string) {
defer h.Websocket.Wg.Done()
for {
resp := ws.ReadMessage()
if resp.Raw == nil {
return
}
comms <- WsMessage{Raw: resp.Raw, URL: url}
}
}
// wsReadData receives and passes on websocket messages for processing
func (h *HUOBI) wsReadData() {
defer h.Websocket.Wg.Done()
for {
select {
case <-h.Websocket.ShutdownC:
select {
case resp := <-comms:
err := h.wsHandleData(resp.Raw)
if err != nil {
select {
case h.Websocket.DataHandler <- err:
default:
log.Errorf(log.WebsocketMgr,
"%s websocket handle data error: %v",
h.Name,
err)
}
}
default:
}
return
case resp := <-comms:
err := h.wsHandleData(resp.Raw)
if err != nil {
h.Websocket.DataHandler <- err
}
}
}
}
func stringToOrderStatus(status string) (order.Status, error) {
switch status {
case "submitted":
return order.New, nil
case "canceled":
return order.Cancelled, nil
case "partial-filled":
return order.PartiallyFilled, nil
case "partial-canceled":
return order.PartiallyCancelled, nil
default:
return order.UnknownStatus,
errors.New(status + " not recognised as order status")
}
}
func stringToOrderSide(side string) (order.Side, error) {
switch {
case strings.Contains(side, "buy"):
return order.Buy, nil
case strings.Contains(side, "sell"):
return order.Sell, nil
}
return order.UnknownSide,
errors.New(side + " not recognised as order side")
}
func stringToOrderType(oType string) (order.Type, error) {
switch {
case strings.Contains(oType, "limit"):
return order.Limit, nil
case strings.Contains(oType, "market"):
return order.Market, nil
}
return order.UnknownType,
errors.New(oType + " not recognised as order type")
}
func (h *HUOBI) wsHandleData(respRaw []byte) error {
var init WsResponse
err := json.Unmarshal(respRaw, &init)
if err != nil {
return err
}
if init.Subscribed != "" ||
init.UnSubscribed != "" ||
init.Op == "sub" ||
init.Op == "unsub" {
// TODO handle subs
return nil
}
if init.Ping != 0 {
h.sendPingResponse(init.Ping)
return nil
}
if init.Op == "ping" {
authPing := authenticationPing{
OP: "pong",
TS: init.TS,
}
err := h.Websocket.AuthConn.SendJSONMessage(authPing)
if err != nil {
log.Error(log.ExchangeSys, err)
}
return nil
}
if init.ErrorMessage != "" {
if init.ErrorMessage == "api-signature-not-valid" {
h.Websocket.SetCanUseAuthenticatedEndpoints(false)
return errors.New(h.Name +
" - invalid credentials. Authenticated requests disabled")
}
codes, _ := init.ErrorCode.(string)
return errors.New(h.Name + " Code:" + codes + " Message:" + init.ErrorMessage)
}
if init.ClientID > 0 {
if h.Websocket.Match.IncomingWithData(init.ClientID, respRaw) {
return nil
}
}
switch {
case strings.EqualFold(init.Op, authOp):
h.Websocket.SetCanUseAuthenticatedEndpoints(true)
// Auth captured
return nil
case strings.EqualFold(init.Topic, "accounts"):
var response WsAuthenticatedAccountsResponse
err := json.Unmarshal(respRaw, &response)
if err != nil {
return err
}
h.Websocket.DataHandler <- response
case strings.Contains(init.Topic, "orders") &&
strings.Contains(init.Topic, "update"):
var response WsAuthenticatedOrdersUpdateResponse
err := json.Unmarshal(respRaw, &response)
if err != nil {
return err
}
data := strings.Split(response.Topic, ".")
if len(data) < 2 {
return errors.New(h.Name +
" - currency could not be extracted from response")
}
orderID := strconv.FormatInt(response.Data.OrderID, 10)
var oSide order.Side
oSide, err = stringToOrderSide(response.Data.OrderType)
if err != nil {
h.Websocket.DataHandler <- order.ClassificationError{
Exchange: h.Name,
OrderID: orderID,
Err: err,
}
}
var oType order.Type
oType, err = stringToOrderType(response.Data.OrderType)
if err != nil {
h.Websocket.DataHandler <- order.ClassificationError{
Exchange: h.Name,
OrderID: orderID,
Err: err,
}
}
var oStatus order.Status
oStatus, err = stringToOrderStatus(response.Data.OrderState)
if err != nil {
h.Websocket.DataHandler <- order.ClassificationError{
Exchange: h.Name,
OrderID: orderID,
Err: err,
}
}
var p currency.Pair
var a asset.Item
p, a, err = h.GetRequestFormattedPairAndAssetType(data[1])
if err != nil {
return err
}
h.Websocket.DataHandler <- &order.Detail{
Price: response.Data.Price,
Amount: response.Data.UnfilledAmount + response.Data.FilledAmount,
ExecutedAmount: response.Data.FilledAmount,
RemainingAmount: response.Data.UnfilledAmount,
Exchange: h.Name,
OrderID: orderID,
Type: oType,
Side: oSide,
Status: oStatus,
AssetType: a,
LastUpdated: time.Unix(response.TS*1000, 0),
Pair: p,
}
case strings.Contains(init.Topic, "orders"):
var response WsOldOrderUpdate
err := json.Unmarshal(respRaw, &response)
if err != nil {
return err
}
h.Websocket.DataHandler <- response
case strings.Contains(init.Channel, "depth"):
var depth WsDepth
err := json.Unmarshal(respRaw, &depth)
if err != nil {
return err
}
data := strings.Split(depth.Channel, ".")
err = h.WsProcessOrderbook(&depth, data[1])
if err != nil {
return err
}
case strings.Contains(init.Channel, "kline"):
var kline WsKline
err := json.Unmarshal(respRaw, &kline)
if err != nil {
return err
}
data := strings.Split(kline.Channel, ".")
var p currency.Pair
var a asset.Item
p, a, err = h.GetRequestFormattedPairAndAssetType(data[1])
if err != nil {
return err
}
h.Websocket.DataHandler <- stream.KlineData{
Timestamp: time.UnixMilli(kline.Timestamp),
Exchange: h.Name,
AssetType: a,
Pair: p,
OpenPrice: kline.Tick.Open,
ClosePrice: kline.Tick.Close,
HighPrice: kline.Tick.High,
LowPrice: kline.Tick.Low,
Volume: kline.Tick.Volume,
Interval: data[3],
}
case strings.Contains(init.Channel, "trade.detail"):
if !h.IsSaveTradeDataEnabled() {
return nil
}
var t WsTrade
err := json.Unmarshal(respRaw, &t)
if err != nil {
return err
}
data := strings.Split(t.Channel, ".")
var p currency.Pair
var a asset.Item
p, a, err = h.GetRequestFormattedPairAndAssetType(data[1])
if err != nil {
return err
}
var trades []trade.Data
for i := range t.Tick.Data {
side := order.Buy
if t.Tick.Data[i].Direction != "buy" {
side = order.Sell
}
trades = append(trades, trade.Data{
Exchange: h.Name,
AssetType: a,
CurrencyPair: p,
Timestamp: time.UnixMilli(t.Tick.Data[i].Timestamp),
Amount: t.Tick.Data[i].Amount,
Price: t.Tick.Data[i].Price,
Side: side,
TID: strconv.FormatFloat(t.Tick.Data[i].TradeID, 'f', -1, 64),
})
}
return trade.AddTradesToBuffer(h.Name, trades...)
case strings.Contains(init.Channel, "detail"),
strings.Contains(init.Rep, "detail"):
var wsTicker WsTick
err := json.Unmarshal(respRaw, &wsTicker)
if err != nil {
return err
}
var data []string
if wsTicker.Channel != "" {
data = strings.Split(wsTicker.Channel, ".")
}
if wsTicker.Rep != "" {
data = strings.Split(wsTicker.Rep, ".")
}
var p currency.Pair
var a asset.Item
p, a, err = h.GetRequestFormattedPairAndAssetType(data[1])
if err != nil {
return err
}
h.Websocket.DataHandler <- &ticker.Price{
ExchangeName: h.Name,
Open: wsTicker.Tick.Open,
Close: wsTicker.Tick.Close,
Volume: wsTicker.Tick.Amount,
QuoteVolume: wsTicker.Tick.Volume,
High: wsTicker.Tick.High,
Low: wsTicker.Tick.Low,
LastUpdated: time.UnixMilli(wsTicker.Timestamp),
AssetType: a,
Pair: p,
}
default:
h.Websocket.DataHandler <- stream.UnhandledMessageWarning{
Message: h.Name + stream.UnhandledMessage + string(respRaw),
}
return nil
}
return nil
}
func (h *HUOBI) sendPingResponse(pong int64) {
err := h.Websocket.Conn.SendJSONMessage(WsPong{Pong: pong})
if err != nil {
log.Error(log.ExchangeSys, err)
}
}
// WsProcessOrderbook processes new orderbook data
func (h *HUOBI) WsProcessOrderbook(update *WsDepth, symbol string) error {
pairs, err := h.GetEnabledPairs(asset.Spot)
if err != nil {
return err
}
format, err := h.GetPairFormat(asset.Spot, true)
if err != nil {
return err
}
p, err := currency.NewPairFromFormattedPairs(symbol,
pairs,
format)
if err != nil {
return err
}
bids := make(orderbook.Items, len(update.Tick.Bids))
for i := range update.Tick.Bids {
price, ok := update.Tick.Bids[i][0].(float64)
if !ok {
return errors.New("unable to type assert bid price")
}
amount, ok := update.Tick.Bids[i][1].(float64)
if !ok {
return errors.New("unable to type assert bid amount")
}
bids[i] = orderbook.Item{
Price: price,
Amount: amount,
}
}
asks := make(orderbook.Items, len(update.Tick.Asks))
for i := range update.Tick.Asks {
price, ok := update.Tick.Asks[i][0].(float64)
if !ok {
return errors.New("unable to type assert ask price")
}
amount, ok := update.Tick.Asks[i][1].(float64)
if !ok {
return errors.New("unable to type assert ask amount")
}
asks[i] = orderbook.Item{
Price: price,
Amount: amount,
}
}
var newOrderBook orderbook.Base
newOrderBook.Asks = asks
newOrderBook.Bids = bids
newOrderBook.Pair = p
newOrderBook.Asset = asset.Spot
newOrderBook.Exchange = h.Name
newOrderBook.VerifyOrderbook = h.CanVerifyOrderbook
return h.Websocket.Orderbook.LoadSnapshot(&newOrderBook)
}
// GenerateDefaultSubscriptions Adds default subscriptions to websocket to be handled by ManageSubscriptions()
func (h *HUOBI) GenerateDefaultSubscriptions() ([]stream.ChannelSubscription, error) {
var channels = []string{wsMarketKline,
wsMarketDepth,
wsMarketTrade,
wsMarketTicker}
var subscriptions []stream.ChannelSubscription
if h.Websocket.CanUseAuthenticatedEndpoints() {
channels = append(channels, "orders.%v", "orders.%v.update")
subscriptions = append(subscriptions, stream.ChannelSubscription{
Channel: "accounts",
})
}
enabledCurrencies, err := h.GetEnabledPairs(asset.Spot)
if err != nil {
return nil, err
}
for i := range channels {
for j := range enabledCurrencies {
enabledCurrencies[j].Delimiter = ""
channel := fmt.Sprintf(channels[i],
enabledCurrencies[j].Lower().String())
subscriptions = append(subscriptions, stream.ChannelSubscription{
Channel: channel,
Currency: enabledCurrencies[j],
})
}
}
return subscriptions, nil
}
// Subscribe sends a websocket message to receive data from the channel
func (h *HUOBI) Subscribe(channelsToSubscribe []stream.ChannelSubscription) error {
var creds *account.Credentials
if h.Websocket.CanUseAuthenticatedEndpoints() {
var err error
creds, err = h.GetCredentials(context.TODO())
if err != nil {
return err
}
}
var errs error
for i := range channelsToSubscribe {
if (strings.Contains(channelsToSubscribe[i].Channel, "orders.") ||
strings.Contains(channelsToSubscribe[i].Channel, "accounts")) && creds != nil {
err := h.wsAuthenticatedSubscribe(creds,
"sub",
wsAccountsOrdersEndPoint+channelsToSubscribe[i].Channel,
channelsToSubscribe[i].Channel)
if err != nil {
errs = common.AppendError(errs, err)
continue
}
h.Websocket.AddSuccessfulSubscriptions(channelsToSubscribe[i])
continue
}
err := h.Websocket.Conn.SendJSONMessage(WsRequest{
Subscribe: channelsToSubscribe[i].Channel,
})
if err != nil {
errs = common.AppendError(errs, err)
continue
}
h.Websocket.AddSuccessfulSubscriptions(channelsToSubscribe[i])
}
if errs != nil {
return errs
}
return nil
}
// Unsubscribe sends a websocket message to stop receiving data from the channel
func (h *HUOBI) Unsubscribe(channelsToUnsubscribe []stream.ChannelSubscription) error {
var creds *account.Credentials
if h.Websocket.CanUseAuthenticatedEndpoints() {
var err error
creds, err = h.GetCredentials(context.TODO())
if err != nil {
return err
}
}
var errs error
for i := range channelsToUnsubscribe {
if (strings.Contains(channelsToUnsubscribe[i].Channel, "orders.") ||
strings.Contains(channelsToUnsubscribe[i].Channel, "accounts")) && creds != nil {
err := h.wsAuthenticatedSubscribe(creds,
"unsub",
wsAccountsOrdersEndPoint+channelsToUnsubscribe[i].Channel,
channelsToUnsubscribe[i].Channel)
if err != nil {
errs = common.AppendError(errs, err)
continue
}
h.Websocket.RemoveSuccessfulUnsubscriptions(channelsToUnsubscribe[i])
continue
}
err := h.Websocket.Conn.SendJSONMessage(WsRequest{
Unsubscribe: channelsToUnsubscribe[i].Channel,
})
if err != nil {
errs = common.AppendError(errs, err)
continue
}
h.Websocket.RemoveSuccessfulUnsubscriptions(channelsToUnsubscribe[i])
}
if errs != nil {
return errs
}
return nil
}
func (h *HUOBI) wsGenerateSignature(creds *account.Credentials, timestamp, endpoint string) ([]byte, error) {
values := url.Values{}
values.Set("AccessKeyId", creds.Key)
values.Set("SignatureMethod", signatureMethod)
values.Set("SignatureVersion", signatureVersion)
values.Set("Timestamp", timestamp)
host := "api.huobi.pro"
payload := fmt.Sprintf("%s\n%s\n%s\n%s",
http.MethodGet, host, endpoint, values.Encode())
return crypto.GetHMAC(crypto.HashSHA256, []byte(payload), []byte(creds.Secret))
}
func (h *HUOBI) wsLogin(ctx context.Context) error {
if !h.IsWebsocketAuthenticationSupported() {
return fmt.Errorf("%v AuthenticatedWebsocketAPISupport not enabled", h.Name)
}
creds, err := h.GetCredentials(ctx)
if err != nil {
return err
}
h.Websocket.SetCanUseAuthenticatedEndpoints(true)
timestamp := time.Now().UTC().Format(wsDateTimeFormatting)
request := WsAuthenticationRequest{
Op: authOp,
AccessKeyID: creds.Key,
SignatureMethod: signatureMethod,
SignatureVersion: signatureVersion,
Timestamp: timestamp,
}
hmac, err := h.wsGenerateSignature(creds, timestamp, wsAccountsOrdersEndPoint)
if err != nil {
return err
}
request.Signature = crypto.Base64Encode(hmac)
err = h.Websocket.AuthConn.SendJSONMessage(request)
if err != nil {
h.Websocket.SetCanUseAuthenticatedEndpoints(false)
return err
}
time.Sleep(loginDelay)
return nil
}
func (h *HUOBI) wsAuthenticatedSubscribe(creds *account.Credentials, operation, endpoint, topic string) error {
timestamp := time.Now().UTC().Format(wsDateTimeFormatting)
request := WsAuthenticatedSubscriptionRequest{
Op: operation,
AccessKeyID: creds.Key,
SignatureMethod: signatureMethod,
SignatureVersion: signatureVersion,
Timestamp: timestamp,
Topic: topic,
}
hmac, err := h.wsGenerateSignature(creds, timestamp, endpoint)
if err != nil {
return err
}
request.Signature = crypto.Base64Encode(hmac)
return h.Websocket.AuthConn.SendJSONMessage(request)
}
func (h *HUOBI) wsGetAccountsList(ctx context.Context) (*WsAuthenticatedAccountsListResponse, error) {
if !h.Websocket.CanUseAuthenticatedEndpoints() {
return nil, fmt.Errorf("%v not authenticated cannot get accounts list", h.Name)
}
creds, err := h.GetCredentials(ctx)
if err != nil {
return nil, err
}
timestamp := time.Now().UTC().Format(wsDateTimeFormatting)
request := WsAuthenticatedAccountsListRequest{
Op: requestOp,
AccessKeyID: creds.Key,
SignatureMethod: signatureMethod,
SignatureVersion: signatureVersion,
Timestamp: timestamp,
Topic: wsAccountsList,
}
hmac, err := h.wsGenerateSignature(creds, timestamp, wsAccountListEndpoint)
if err != nil {
return nil, err
}
request.Signature = crypto.Base64Encode(hmac)
request.ClientID = h.Websocket.AuthConn.GenerateMessageID(true)
resp, err := h.Websocket.AuthConn.SendMessageReturnResponse(request.ClientID, request)
if err != nil {
return nil, err
}
var response WsAuthenticatedAccountsListResponse
err = json.Unmarshal(resp, &response)
if err != nil {
return nil, err
}
code, _ := response.ErrorCode.(int)
if code != 0 {
return nil, errors.New(response.ErrorMessage)
}
return &response, nil
}
func (h *HUOBI) wsGetOrdersList(ctx context.Context, accountID int64, pair currency.Pair) (*WsAuthenticatedOrdersResponse, error) {
if !h.Websocket.CanUseAuthenticatedEndpoints() {
return nil, fmt.Errorf("%v not authenticated cannot get orders list", h.Name)
}
creds, err := h.GetCredentials(ctx)
if err != nil {
return nil, err
}
fpair, err := h.FormatExchangeCurrency(pair, asset.Spot)
if err != nil {
return nil, err
}
timestamp := time.Now().UTC().Format(wsDateTimeFormatting)
request := WsAuthenticatedOrdersListRequest{
Op: requestOp,
AccessKeyID: creds.Key,
SignatureMethod: signatureMethod,
SignatureVersion: signatureVersion,
Timestamp: timestamp,
Topic: wsOrdersList,
AccountID: accountID,
Symbol: fpair.String(),
States: "submitted,partial-filled",
}
hmac, err := h.wsGenerateSignature(creds, timestamp, wsOrdersListEndpoint)
if err != nil {
return nil, err
}
request.Signature = crypto.Base64Encode(hmac)
request.ClientID = h.Websocket.AuthConn.GenerateMessageID(true)
resp, err := h.Websocket.AuthConn.SendMessageReturnResponse(request.ClientID, request)
if err != nil {
return nil, err
}
var response WsAuthenticatedOrdersResponse
err = json.Unmarshal(resp, &response)
if err != nil {
return nil, err
}
code, _ := response.ErrorCode.(int)
if code != 0 {
return nil, errors.New(response.ErrorMessage)
}
return &response, nil
}
func (h *HUOBI) wsGetOrderDetails(ctx context.Context, orderID string) (*WsAuthenticatedOrderDetailResponse, error) {
if !h.Websocket.CanUseAuthenticatedEndpoints() {
return nil, fmt.Errorf("%v not authenticated cannot get order details", h.Name)
}
creds, err := h.GetCredentials(ctx)
if err != nil {
return nil, err
}
timestamp := time.Now().UTC().Format(wsDateTimeFormatting)
request := WsAuthenticatedOrderDetailsRequest{
Op: requestOp,
AccessKeyID: creds.Key,
SignatureMethod: signatureMethod,
SignatureVersion: signatureVersion,
Timestamp: timestamp,
Topic: wsOrdersDetail,
OrderID: orderID,
}
hmac, err := h.wsGenerateSignature(creds, timestamp, wsOrdersDetailEndpoint)
if err != nil {
return nil, err
}
request.Signature = crypto.Base64Encode(hmac)
request.ClientID = h.Websocket.AuthConn.GenerateMessageID(true)
resp, err := h.Websocket.AuthConn.SendMessageReturnResponse(request.ClientID, request)
if err != nil {
return nil, err
}
var response WsAuthenticatedOrderDetailResponse
err = json.Unmarshal(resp, &response)
if err != nil {
return nil, err
}
code, _ := response.ErrorCode.(int)
if code != 0 {
return nil, errors.New(response.ErrorMessage)
}
return &response, nil
}