Class: SleepRoom::Record::WebSocket

Inherits:
Object
  • Object
show all
Defined in:
lib/sleeproom/record/websocket.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(room:, broadcast_key:, url:) ⇒ WebSocket

Returns a new instance of WebSocket.



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# File 'lib/sleeproom/record/websocket.rb', line 10

def initialize(room:, broadcast_key:, url:)
  @room = room
  @url = "wss://" + url
  @broadcast_key = broadcast_key
  @running = false
  @queue = Async::Queue.new
end

Instance Attribute Details

#queue ⇒ Object

Returns the value of attribute queue.



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# File 'lib/sleeproom/record/websocket.rb', line 9

def queue
  @queue
end

Instance Method Details

#connect(task: Async::Task.current) ⇒ Object 



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# File 'lib/sleeproom/record/websocket.rb', line 18

def connect(task: Async::Task.current)
  url = @url
  endpoint = Async::HTTP::Endpoint.parse(url)
    Async::WebSocket::Client.connect(endpoint, handler: WebSocketConnection) do |connection|
      @connection = connection
      @running = true
      connection.write("SUB\t#{@broadcast_key}")
      connection.flush
      log("Connect to websocket server.")
      @queue.enqueue({event: :connect, time: Time.now})
      
      ping_task = task.async do |sub|
        while @running
          sub.sleep 60
          @queue.enqueue({event: :ping, time: Time.now})
          connection.write("PING\tshowroom")
          connection.flush
        end
      end

      status_task = task.async do |sub|
        while true
          sub.sleep 1
          if @running == false
            connection.close
          end
        end
      end

      while message = connection.read
        if message == "ACK\tshowroom"
          @queue.enqueue({event: :ack, time: Time.now}) if message == "ACK\tshowroom"
        end
        if message.start_with?("MSG")
          begin
            yield JSON.parse(message.split("\t")[2])
          rescue => e
            SleepRoom.error(e.message)
          end
        end
      end
    rescue => e
      SleepRoom.error(e.message)
    ensure
      ping_task&.stop
      connection.close
      log("WebSocket closed.")
    end
end

#log(str) ⇒ Object 



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# File 'lib/sleeproom/record/websocket.rb', line 81

def log(str)
  SleepRoom.info("[#{@room}] #{str}")
end

#running=(bool) ⇒ Object 



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# File 'lib/sleeproom/record/websocket.rb', line 72

def running=(bool)
  @running = bool
end

#running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sleeproom/record/websocket.rb', line 68

def running?
  @running
end

#stop ⇒ Object 



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# File 'lib/sleeproom/record/websocket.rb', line 76

def stop
  @running = false
  @connection.close
end