Class: WangluAPI::StreamingClient

Inherits:
Client show all
Defined in:
lib/wanglu_api/streaming_client.rb

Constant Summary

Constants inherited from Client

Client::VERSION

Instance Attribute Summary

Attributes inherited from Client

#auth

Instance Method Summary collapse

Methods inherited from Client

#get, #get_public, #post

Constructor Details

#initialize(options = {}) ⇒ StreamingClient

Returns a new instance of StreamingClient.



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# File 'lib/wanglu_api/streaming_client.rb', line 9

def initialize(options={})
  super
  @endpoint = options[:endpoint] || 'wss://wanglutech.com:8080'
  @logger   = options[:logger] || Logger.new(STDOUT)
end

Instance Method Details

#run(&callback) ⇒ Object 



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# File 'lib/wanglu_api/streaming_client.rb', line 15

def run(&callback)
  EM.run do
    ws = Faye::WebSocket::Client.new(@endpoint)

    ws.on(:open) do |event|
      @logger.info "Connected."
    end

    ws.on(:message) do |event|
      msg = JSON.parse(event.data)

      key = msg.keys.first
      data = msg[key]
      case key
      when 'challenge'
        ws.send JSON.dump(@auth.signed_challenge(data))
      else
        begin
          callback.call msg
        rescue
          @logger.error "Failed to process message: #{payload}"
          @logger.error $!
        end
      end
    end

    ws.on(:close) do |event|
      @logger.info "Closed. Code: #{event.code}, Reason: #{event.reason || 'none'}"
      ws = nil
      EM.stop
    end

  end

end