When connect firebase to node project it show db is not defined

Question

When connect firebase to node project it show db is not defined.

Progress.js

const Progress = require("../models/progress");

//add new Progress

exports.addProgress = async (req, res) => {
 
  //constant variables for the attributes
  const {name, description, type, date,imgUrl} = req.body;
 
  //object
  const newProgress= new Progress({
    //initializing properties
    name,     
    description, 
    type, 
    date,
    imgUrl
  
  })
 
  //saving the object to the db 
  newProgress.save().then(() => {
    res.status(200).json({ status: "New Progress Added" });
  }).catch((error) => {
    res.status(500).json({message:"Fail to Progress Item",error:error.message})
  })
}

model

Answer 1

I think you missed to initialize DB, Try This -

const firestore = require("firebase-admin");
const db = firestore.firestore();