auth.js

// it have authentication related 

const passport = require("passport");
const LocalStrategy = require('passport-local').Strategy;
const Person = require('./models/person');

passport.use(new LocalStrategy(async (USERNAME, password, done) => {
    //authentication
    try {
        // console.log("Received Credentials:", USERNAME, password);
        const user = await Person.findOne({ username: USERNAME });
        if (!user) {
            return done(null, false, { message: "Incorrect Username" });
        }
        const isPasswordMatch = user.comparePassword(password);  
        if (isPasswordMatch) {
            return done(null, user);
        } else {
            return done(null, false, { message: 'Incorrect Password' });
        }

    } catch (err) {
        return done(err);
    }
}))

module.exports = passport;