Firebase 모듈 초기화

firebase.js

import Vue from 'vue'
import { firestorePlugin } from 'vuefire'
import firebase from 'firebase/app'
import 'firebase/firestore'

Vue.use(firestorePlugin)

var firebaseConfig = {
  apiKey: "AIzaSyDzqN-wqvAsZ41HVCTzHYqqpQ_cX1sWzYs",
  authDomain: "daily-todo-backend.firebaseapp.com",
  databaseURL: "https://daily-todo-backend.firebaseio.com",
  projectId: "daily-todo-backend",
  storageBucket: "daily-todo-backend.appspot.com",
  messagingSenderId: "463694718444",
  appId: "1:463694718444:web:ad39110d9f515feb218cc9",
  measurementId: "G-JXJD1PDEB6"
};

// Initialize Firebase
const firebaseApp = firebase.initializeApp(firebaseConfig);

export default firebaseApp

todo.js

import Vue from 'vue'
import firebaseApp from '@/modules/firebase'
import _ from 'lodash'

const firestore = firebaseApp.firestore();
const EventBus = new Vue()

const TODO_COLLECTION = 'todos'

export default {
  EventBus,
  getCollection() {
    return firestore.collection(TODO_COLLECTION)
  },
  addTodo(todo) {
    return this.getCollection().add(todo);
  },
  getTodos() {
    return this.getCollection().orderBy('toFinishAt').get();
  },
  updateTodo(todoId, payload) {
    return this.getCollection().doc(todoId).update(payload);
  },
  deleteTodo(todoId) {
    return this.getCollection().doc(todoId).delete();
  },
  getSummary() {
    return this.getCollection().get().then((snapshot) => {
      let list = _.map(snapshot.docs, (doc) => doc.data());
      return {
        statusCounts: _.countBy(list, 'status')
      }
    })
  }
}