manifold/web/lib/firebase/init.ts
Boa 1e2f9fc099
Support local firestore emulation (#91)
* Support local firestore emulation

* Update readme

* Update readme
2022-04-25 09:46:35 -06:00

27 lines
1.1 KiB
TypeScript

import { getFirestore } from '@firebase/firestore'
import { initializeApp, getApps, getApp } from 'firebase/app'
import { FIREBASE_CONFIG } from '../../../common/envs/constants'
import { connectFirestoreEmulator } from 'firebase/firestore'
import { connectFunctionsEmulator, getFunctions } from 'firebase/functions'
// Initialize Firebase
export const app = getApps().length ? getApp() : initializeApp(FIREBASE_CONFIG)
export const db = getFirestore()
export const functions = getFunctions()
const EMULATORS_STARTED = 'EMULATORS_STARTED'
function startEmulators() {
// I don't like this but this is the only way to reconnect to the emulators without error, see: https://stackoverflow.com/questions/65066963/firebase-firestore-emulator-error-host-has-been-set-in-both-settings-and-usee
// @ts-ignore
if (!global[EMULATORS_STARTED]) {
// @ts-ignore
global[EMULATORS_STARTED] = true
connectFirestoreEmulator(db, 'localhost', 8080)
connectFunctionsEmulator(functions, 'localhost', 5001)
}
}
if (process.env.NEXT_PUBLIC_FIREBASE_EMULATE) {
startEmulators()
}