class Ferrum::SessionClient

def self.event_name(event, session_id)
  [event, session_id].compact.join("_")
end

def build_message(method, params)
  @client.build_message(method, params).merge(sessionId: session_id)
end

def close
  @client.subscriber.clear(session_id: session_id)
end

def command(method, async: false, **params)
  message = build_message(method, params)
  @client.send_message(message, async: async)
end

def event_name(event)
  self.class.event_name(event, session_id)
end

def initialize(client, session_id)
  @client = client
  @session_id = session_id
end

def method_missing(name, ...)
  @client.send(name, ...)
end

def on(event, &block)
  @client.on(event_name(event), &block)
end

def respond_to_missing?(name, include_private)
  @client.respond_to?(name, include_private)
end

def subscribed?(event)
  @client.subscribed?(event_name(event))
end