Class: PolygonInterface

Inherits:
Object
  • Object
show all
Defined in:
lib/polygon/socket.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(auth, stream) ⇒ PolygonInterface

Returns a new instance of PolygonInterface.



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# File 'lib/polygon/socket.rb', line 11

def initialize auth, stream
  @auth = auth
  @stream = stream
  @ws = nil
  @subs = Set.new
  @ready = false
  @thread = nil
end

Instance Attribute Details

#thread ⇒ Object

Returns the value of attribute thread.



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# File 'lib/polygon/socket.rb', line 9

def thread
  @thread
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/polygon/socket.rb', line 24

def run
  @thread = Thread.new do
    EM.run {
      @ws = Faye::WebSocket::Client.new("wss://socket.polygon.io/#{@stream}")

      @ws.on :open do |event|
        p [:open]
        @ws.send('{"action":"auth","params":"' + @auth + '"}')
      end

      @ws.on :message do |event|
        p [:message, event.data]

        msgs = JSON.parse event.data
        msgs.each do |msg|
          case msg['ev']
          when 'T'
            on_T(msg)
          when 'status'
            on_connected if msg['status'] == 'connected'
            on_auth if msg['status'] == 'auth_success'

            ms = msg['message'].split(': ')
            on_subscribed(ms.last.strip) if ms.first == 'subscribed to'
            on_unsubscribed(ms.last.strip) if ms.first == 'unsubscribed to'
          end
        end
      end

      @ws.on :close do |event|
        p [:close, event.code, event.reason]
        @ws = nil
      end
   }
  end

  nil until @ready 
end

#sub(tickers) ⇒ Object 



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# File 'lib/polygon/socket.rb', line 63

def sub tickers
  tp = tickers.map {|t| "T.#{t}"}.join ','

  @ws.send('{"action":"subscribe","params": "' + tp + '"}')
end

#subs ⇒ Object 



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# File 'lib/polygon/socket.rb', line 20

def subs
  @subs
end

#unsub(tickers) ⇒ Object 



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# File 'lib/polygon/socket.rb', line 69

def unsub tickers
  tp = tickers.map {|t| "T.#{t}"}.join ','

  @ws.send('{"action":"unsubscribe","params": "' + tp + '"}')
end