Electron IPC Enqueue

main.js

ipc.on('channel:enqueue', (e, payload) => {
  const { channelName, stack, id } = payload;
  getQueue()
    .channel(channelName)
    .enqueue(
      () => {
        return new Promise(resolve => {
          ipc.once(`channel:resolve:${id}`, resolve);
          e.sender.webContents.send(`channel:execute:${id}`);
        });
      },
      undefined,
      stack
    );
});

renderer.js

export function enqueueInMain(channelName, fn, stack) {
  const id = uuid.v4();

  ipc.once(`channel:execute:${id}`, async () => {
    const output = fn();
    if (output instanceof Promise) {
      await output;
    }
    ipc.send(`channel:resolve:${id}`);
  });

  ipc.send('channel:enqueue', {
    channelName,
    stack,
    id
  });
}