import React

class RAEventEmitter: RCTEventEmitter {
  internal var hasListeners = false

  override func startObserving() {
    super.startObserving()
    hasListeners = true
  }

  override func stopObserving() {
    super.stopObserving()
    hasListeners = false
  }

  override func sendEvent(withName name: String!, body: Any!) {
    guard hasListeners else { return }
    super.sendEvent(withName: name, body: body)
  }

  override func supportedEvents() -> [String]! {
    return []
  }
}