app.js

var express 	= require("express"),
 	app 		= express(),
  	bodyParser 	= require("body-parser"),
  	mongoose 	= require("mongoose"),
    flash     = require("connect-flash"),
  	passport	= require("passport"),
  	LocalStrategy = require("passport-local"),
  	methodOverride = require("method-override"),
  	User 					= require("./models/user");
  	BMI 					= require("./models/BMI");



var quotes = [("“By choosing healthy over skinny you are choosing self-love over self-judgement.”"+"– Steve Maraboli" ),("“Your diet is a bank account. Good food choices are good investments.” – Bethenny Frankel"),("“You are what you eat, so don’t be fast, cheap, easy, or fake.” – Unknown"),("“Healthy eating is a way of life, so it’s important to establish routines that are simple, realistically, and ultimately livable.” – Horace"),("“Let food be thy medicine, thy medicine shall be thy food.” – Hippocrates")
];

mongoose.set('useNewUrlParser', true); //Fix For Deprecation Warning
mongoose.set('useFindAndModify', false); //Fix For Deprecation Warning
mongoose.set('useCreateIndex', true); //Fix For Deprecation Warning
mongoose.set('useUnifiedTopology', true);

//''
mongoose.connect('mongodb+srv://aJ:Bitian19@cluster0-qgfrc.mongodb.net/fitD?retryWrites=true&w=majority', {
  useNewUrlParser: true,
  useCreateIndex: true
}).then(()=>{
  console.log("Connected to the DB!");
}).catch(err =>{
  console.log("ERROR!: ", err.message);
});
app.use((req, res, next)=>{
	res.locals.currentUser = req.user;
	next();
}); 
app.use(express.static(__dirname + "/public"));
app.use(require("express-session")({
	secret: "Its true...10years for being a billionare",
	resave: false,
	saveUninitialized: false
}));
app.use(flash())

app.use(bodyParser.urlencoded({extended: true}));
app.set("view engine", "ejs");

app.use(passport.initialize());
app.use(passport.session());
passport.use(new LocalStrategy(User.authenticate()));
passport.serializeUser(User.serializeUser());
passport.deserializeUser(User.deserializeUser());

// var id: req.user._id

app.use((req, res, next)=>{
	res.locals.currentUser = req.user;
  	res.locals.error =  req.flash("error");
  	res.locals.success =  req.flash("success");
	next();
});
 
app.get("/", (req, res)=>{
	res.render("home");
});

//handling user signup
app.post("/register", (req, res)=>{
	req.body.username
	req.body.password
	User.register(new User({username: req.body.username}), req.body.password, (err, user)=>{
		if(err){
			

			 			console.log(err);
			req.flash("error",err.message);
			res.render("register");
		}
		passport.authenticate("local")(req, res, ()=>{
			req.flash("success", "Welcome to FitD " + user.username);
			res.redirect("/");
		});
	});
});
//AUTH ROUTE
app.get("/register",(req, res)=>{
	res.render("register");
});
app.get("/yourInfo", isLoggedIn, (req, res)=>{
	res.render("yourInfo");
})

app.post("/yourInfo/:id", isLoggedIn,(req, res)=>{
	var id = req.params.id;
	var age = req.body.age;
	var height = req.body.height;
	var weight = req.body.weight;
	var gender = req.body.gender;
	var noMeals = req.body.numberM;
	var newBmi = {age: age, height: height, weight: weight, gender: gender, noMeals: noMeals}

	User.findByIdAndUpdate(id, newBmi, {new: true}, (err, user)=>{
		if(err){
			console.log(err);
			res.redirect("/");
		}else {
			res.redirect("/yourInfo/"+ user._id);
		}
	})
})
app.get("/yourInfo/:id", isLoggedIn, (req, res)=>{
	console.log("ID"+req.params.id);
	User.findById(req.params.id).exec((err, newData)=>{
		if(err){
			console.log(err);
		}else{
			console.log(newData);


				res.render("data",{userD:newData});
		}
	})
})

app.post("/yourInfo/:id/profile", isLoggedIn, (req, res)=>{
	var  p1 = req.body.prot0,
		 p2 = req.body.prot1,
		 p3 = req.body.prot2,
		 p4 = req.body.prot3,
		 p5 = req.body.prot4,
		 p6 = req.body.prot5;

	var c1 = req.body.carbs0,
		c2 = req.body.carbs1,
		c3 = req.body.carbs2,
		c4 = req.body.carbs3,
		c5 = req.body.carbs4,
		c6 = req.body.carbs5;

	var f1 = req.body.fat0,
		f2 = req.body.fat1,
		f3 = req.body.fat2,
		f4 = req.body.fat3,
		f5 = req.body.fat4,
		f6 = req.body.fat5;

	var t1 = req.body.gDate0 + ":00+05:30",
		t2 = req.body.gDate1 + ":00+05:30",
		t3 = req.body.gDate2 + ":00+05:30",
		t4 = req.body.gDate3 + ":00+05:30",
		t5 = req.body.gDate4 + ":00+05:30",
		t6 = req.body.gDate5 + ":00+05:30";


	var plan = req.body.plan;
		console.log(plan)
		console.log(t1)
	var diet = {t1: t1, t2: t2, t3: t3, t4: t4, t5: t5, t6: t6, plan: plan, p1: p1, p2: p2, p3: p3, p4: p4, p5: p5, p6: p6, c1: c1, c2: c2, c3: c3, c4: c4, c5: c5, c6: c6, f1: f1, f2: f2, f3: f3, f4: f4, f5: f5, f6: f6};
	User.findByIdAndUpdate(req.params.id, diet, (err, user)=>{
		if(err){
			console.log(err)
		}else{
			res.redirect("/yourInfo/"+ user._id+"/profile");

		}
	})

})

app.get("/yourInfo/:id/profile", isLoggedIn, (req, res)=>{
	console.log("ID"+req.params.id);
	User.findById(req.params.id, (err, newD)=>{
		if(err){
			console.log(err)
		}else{
			
			res.render("show",{diet:newD})
		}
	})
})

//LOGIN ROUTES
//render login form
app.get("/login", (req, res)=>{
	res.render("login");
});
//login logic

app.post("/login", passport.authenticate("local", {
	
	successRedirect: "/",
	failureRedirect: "/login"
}) ,  (req, res)=>{
})

app.get("/logout", (req, res)=>{
	req.logout();
	req.flash("success", "Logged you out!");
	res.redirect("/");
});
//middleware
function isLoggedIn(req, res, next){
	if(req.isAuthenticated()){
		return next();
	}
	req.flash("error","You need to be logged in to do that ");
	res.redirect("/login");
}



app.listen( process.env.PORT||8000 , process.env.IP, ()=>{
	console.log("app is running!")
})