/
alphapoint_websocket.go
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/
alphapoint_websocket.go
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package alphapoint
import (
"encoding/json"
"net/http"
"github.com/gorilla/websocket"
exchange "github.com/thrasher-corp/gocryptotrader/exchanges"
"github.com/thrasher-corp/gocryptotrader/log"
)
const (
alphapointDefaultWebsocketURL = "wss://sim3.alphapoint.com:8401/v1/GetTicker/"
)
// WebsocketClient starts a new webstocket connection
func (a *Alphapoint) WebsocketClient() {
for a.Enabled {
var dialer websocket.Dialer
var err error
var httpResp *http.Response
endpoint, err := a.API.Endpoints.GetURL(exchange.WebsocketSpot)
if err != nil {
log.Error(log.WebsocketMgr, err)
}
a.WebsocketConn, httpResp, err = dialer.Dial(endpoint, http.Header{})
httpResp.Body.Close() // not used, so safely free the body
if err != nil {
log.Errorf(log.ExchangeSys, "%s Unable to connect to Websocket. Error: %s\n", a.Name, err)
continue
}
if a.Verbose {
log.Debugf(log.ExchangeSys, "%s Connected to Websocket.\n", a.Name)
}
err = a.WebsocketConn.WriteMessage(websocket.TextMessage, []byte(`{"messageType": "logon"}`))
if err != nil {
log.Error(log.ExchangeSys, err)
return
}
for a.Enabled {
msgType, resp, err := a.WebsocketConn.ReadMessage()
if err != nil {
log.Error(log.ExchangeSys, err)
break
}
if msgType == websocket.TextMessage {
type MsgType struct {
MessageType string `json:"messageType"`
}
msgType := MsgType{}
err := json.Unmarshal(resp, &msgType)
if err != nil {
log.Error(log.ExchangeSys, err)
continue
}
if msgType.MessageType == "Ticker" {
ticker := WebsocketTicker{}
err = json.Unmarshal(resp, &ticker)
if err != nil {
log.Error(log.ExchangeSys, err)
continue
}
}
}
}
a.WebsocketConn.Close()
log.Debugf(log.ExchangeSys, "%s Websocket client disconnected.", a.Name)
}
}