Aetae

class AsyncQueue {
  constructor(result) {
    this.queue = [];
    this.result = result;
  }
  isStreaming = false;
  add(promise) {
    this.queue.push(promise);
    if(!this.isStreaming)
      this.stream();
  }
  async stream() {
    this.isStreaming = true;
    for await (const result of this.queue) {
      this.result(result);
    }
    this.queue.length = 0;
    this.isStreaming = false;
  }
}

data() {
  const schedulesQueue = new AsyncQueue(this.showLoadedSchedules);
  return {
    schedulesQueue,
    // ...
  }
},

methods: {
  showLoadedSchedules(response) {
    if(this.curDateEvent) {
      this.changeMobileDay(this.curDateEvent);
    }
    // ...
  },
  addSchedulesToQueue(locationId, gameModeId, selectedHeadsets, day) {
    let param = 'locationId=' + locationId + '&gameModeId=' + gameModeId + '&headsets=' + selectedHeadsets

    if (day)
      param += '&day=' + day;

    return this.schedulesQueue.add(
      axios({
        method: 'get',
        url: 'schedules?' + param
      }).catch((error) => {})
    );
  }
}