let sendToFocusedImpl = () => false
let sendToWindowImpl = () => false
let sendToAllImpl = () => false

export function configureWindowMessaging({
  sendToFocused,
  sendToWindow,
  sendToAll
}) {
  if (typeof sendToFocused === 'function') {
    sendToFocusedImpl = sendToFocused
  }
  if (typeof sendToWindow === 'function') {
    sendToWindowImpl = sendToWindow
  }
  if (typeof sendToAll === 'function') {
    sendToAllImpl = sendToAll
  }
}

export function setMessageSender(sender) {
  if (typeof sender === 'function') {
    sendToFocusedImpl = sender
  }
}

export function sendToRenderer(channel, data) {
  return sendToFocusedImpl(channel, data)
}

export function sendToWindow(windowId, channel, data) {
  return sendToWindowImpl(windowId, channel, data)
}

export function sendToAllWindows(channel, data) {
  return sendToAllImpl(channel, data)
}