import DNWebSocket

let websocket = WebSocket(url: URL(string: "wss://echo.websocket.org:80")!,
                          timeout: 10,
                          protocols: ["chat", "superchat"])

websocket.onConnect = {
    print("connected")
    websocket.sendPing(data: Data())
}

websocket.onData = { (data) in
    websocket.send(data: data)
}

websocket.onText = { (text) in
    websocket.send(string: text)
}

websocket.onPing = { (data) in
    websocket.sendPong(data: data)
}

websocket.onPong = { (data) in
    print("Received pong from server")
}

websocket.onDebugInfo = { (debugInfo) in
    print(debugInfo)
}

websocket.onDisconnect = { (error, closeCode) in
    print("disconnected: \(closeCode)")
}

websocket.connect()

websocket.settings.timeout = 5 // sec
websocket.settings.debugMode = true // will trigger .onDebugInfo callback and send .debug(String) event
websocket.settings.useCompression = true // false by default
websocket.settings.maskOutputData = true // true by default
websocket.settings.respondPingRequestsAutomatically = true // true by default 
websocket.settings.callbackQueue = .main

websocket.securitySettings.useSSL = false // true by default
websocket.securitySettings.overrideTrustHostname = true // false by default
websocket.securitySettings.trustHostname = /*your hostname*/
websocket.securitySettings.certificateValidationEnabled = true
websocket.securitySettings.cipherSuites = []