Massive users creation by using Firebase admin from csv file (Platzi master final project)

Resume

This is the code related to

• Upload csv from local device
• Read a csv file
• Convert every line of csv file to a JSON object
• Pass the info to firebase to create users in a massive way

Installation

1. Clone the repo.
2. Install with: npm install

Deploy

Deployed code in heroku (https://floating-shore-66614.herokuapp.com//). Tutorial how to deploy in this FAQ website: https://devcenter.heroku.com/articles/deploying-nodejs

Structure

Main file:

• Location: index.js

Libraries included:

• Node version: 12.x
• NPM version: 6.x.x
• Working with local env variables: dotenv
• Middleware for handling multipart/form-data (CSV in this case): multer
• CSV to JSON convertion: csvtojson
• Template for page to upload files: ejs (It will be updated to another framework when front end is ready)
• Firebase massive users management: firebase-admin

Environment variables

1. Get the data for creation of credentials environment variables in firebase platform > your project > service accounts > Generate new private key.
2. A json file will be downloaded with the variables values.
3. Create the environment variables in your deploy platform. For local tests, library dotenv is used.

IMPORTANT: local code has been run by using Heroku CLI, if you try to run by using the normal way as "node index.js" probably env variables don´t be recognized.