package marketwssclient import ( "encoding/json" "fmt" "wss-pool/logging/applogger" "wss-pool/pkg/client/hbwebsocketclientbase" "wss-pool/pkg/model/market" ) // Responsible to handle MBP data from WebSocket type MarketByPriceTickWebSocketClient struct { hbwebsocketclientbase.WebSocketClientBase } // Initializer func (p *MarketByPriceTickWebSocketClient) Init(host string) *MarketByPriceTickWebSocketClient { p.WebSocketClientBase.InitWithFeedPath(host) return p } // Set callback handler func (p *MarketByPriceTickWebSocketClient) SetHandler( connectedHandler hbwebsocketclientbase.ConnectedHandler, responseHandler hbwebsocketclientbase.ResponseHandler) { p.WebSocketClientBase.SetHandler(connectedHandler, p.handleMessage, responseHandler) } // Request full Market By Price order book, level: 5, 20, 150 func (p *MarketByPriceTickWebSocketClient) Request(symbol string, level int, clientId string) { topic := fmt.Sprintf("market.%s.mbp.%d", symbol, level) req := fmt.Sprintf("{\"req\": \"%s\",\"id\": \"%s\" }", topic, clientId) p.WebSocketClientBase.Send(req) applogger.Info("WebSocket requested, topic=%s, clientId=%s", topic, clientId) } // Subscribe incremental update of Market By Price order book, level: 5, 20, 150 func (p *MarketByPriceTickWebSocketClient) Subscribe(symbol string, level int, clientId string) { topic := fmt.Sprintf("market.%s.mbp.%d", symbol, level) sub := fmt.Sprintf("{\"sub\": \"%s\",\"id\": \"%s\" }", topic, clientId) p.WebSocketClientBase.Send(sub) applogger.Info("WebSocket subscribed, topic=%s, clientId=%s", topic, clientId) } // Unsubscribe update of Market By Price order book func (p *MarketByPriceTickWebSocketClient) UnSubscribe(symbol string, level int, clientId string) { topic := fmt.Sprintf("market.%s.mbp.%d", symbol, level) unsub := fmt.Sprintf("{\"unsub\": \"%s\",\"id\": \"%s\" }", topic, clientId) p.Send(unsub) applogger.Info("WebSocket unsubscribed, topic=%s, clientId=%s", topic, clientId) } func (p *MarketByPriceTickWebSocketClient) handleMessage(msg string) (interface{}, error) { result := market.SubscribeMarketByPriceResponse{} err := json.Unmarshal([]byte(msg), &result) return result, err }