import express from 'express'
import Sequelize from 'sequelize'
const app = express()
const port = 3000
import passport from 'passport'
import LocalStrategy from 'passport-local'
import session from 'express-session'
import bcrypt from 'bcrypt'
const saltrounds = 10
import bodyParser from 'body-parser'
import flash from 'connect-flash'
app.use(session({
    secret: 'keyboard cat',
    resave: false,
    saveUninitialized: true
  }))
app.use(passport.initialize())
app.use(passport.session())
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({
    extended: true
  }));
app.use(flash())
//
//Removed database connection and other model for brevity
//
const User = sequelize.define('user', {
    name: {
        type: Sequelize.STRING
    },
    username: {
        type: Sequelize.STRING
    },
    hash: {
        type: Sequelize.STRING
    },
    id: {
        type: Sequelize.UUID,
        defaultValue: Sequelize.UUIDV4,
        primaryKey: true
    },
    googleid: {
        type: Sequelize.STRING
    }
})
User.hashpassword = function (value) {
        bcrypt.genSalt(saltrounds, (err, salt) => {
            bcrypt.hash(value, salt, (err, hash) => {
                    return hash;
                })
            })
}
User.authenticate = function (value, hash) {
    if(bcrypt.compare(value, hash)){
                    console.log(hash)
                    return true;
                }
                else
                    return false;
}
passport.use('local-login', new LocalStrategy((username, password, cb) => {
    User.findOne({where:{username:username}}).then((err, result)=> {
        if (err) return cb(err)
        if (result != undefined) {
            if (User.authenticate(password, result.password)) {
                cb(null, user)
            }
            else cb(null, false, { message: 'Incorrect password' })
        }
        else cb(null, false, { message: 'Incorrect username.' })
    })
}))

passport.serializeUser((user, done) => {
    done(null, user.id)
})
passport.deserializeUser((id, cb) => {
    User.findOne({where:{id:id}}.then((err, result) => {
        if (err) return cb(err)
        else cb(null, result.id)
    }))
})
//
//Removed DB sync for brevity
//
function isLoggedIn(req, res, next) {
    console.log(req.isAuthenticated())
    console.log(req.session)
    if (req.isAuthenticated())
        return next();
    res.status(400).json({
        'message': 'access denied'
    });
}
app.post('/login', (req, res, next) => {
    console.log(req.body)
    passport.authenticate('local-login', {failureFlash: true }, ()=> {
        req.session.save(() => {
            res.send(req.isAuthenticated()) //false
        })

    })(req,res,next)
})

app.get('/', isLoggedIn, (req, res) => {
    //
    //home logic
    //
})