use once_cell::sync::Lazy;
use std::sync::Arc;
use tokio::sync::broadcast;

use super::event_bus::EventBus;
use crate::executor::ExecutorCommand;

static EXECUTOR_EVENT_BUS: Lazy<Arc<EventBus<ExecutorCommand>>> =
  Lazy::new(|| Arc::new(EventBus::new()));

pub fn publish_executor_event(event: ExecutorCommand) {
  EXECUTOR_EVENT_BUS.publish(event);
}

pub fn subscribe_executor_event() -> broadcast::Receiver<ExecutorCommand> {
  EXECUTOR_EVENT_BUS.subscribe()
}