for chris

firebasecheck.js

// Psuedo Code

const stores = [...]

let storesNotInFirebase = []

let timeoutID = TimeOut
stores.forEach(store => {
  getFromFirebase(store).then(() =>
    if(not_in_firebase) addToNotInFirebaseList(store)
  )
});

function addToNotInFirebaseList() {
  storesNotInFireBase.push(store);
  
  if(timeoutID === null) {
    timeoutID = setTimeout(() => getFromPlacesApi(), 100);
  }
  
}

function getFromPlacesApi(store) {
  storesNotInFirebase.forEach(store => {
      const res = await fetchFromPlacesAPI(store) // this is for you to write
      res.then( ... ) // this is for you
      
      storesNotInFirebase = storesNotInFirebase.shift(); //remove from beginning
    
      if(storesNotInFirebase.length) {
        timeoutID = setTimeout(() => getFromPlacesApi(), 100);  //keep going if there's any left
      }
  }
  
}