root-saga-media-queue.js

/* src/store/rootSaga.js */
//... imports
function* handleRequest(chan) {
  while (true) {
    const action = yield take(chan);
    yield call(sendMediaSaga, action);
  }
}

function* mediaQueueSaga() {
  // create a channel to queue incoming requests
  const chan = yield call(channel);

  // create 1 worker 'threads'
  for (let i = 0; i < 1; i++) {
    yield fork(handleRequest, chan);
  }

  while (true) {
    const action = yield take(SEND_MEDIA_SAGA_ACTION);
    yield put(chan, action);
  }
}