JacobGrisham/YelpCamp

// CALLING ENVIRONMENTAL VARIABLE MODULE
require("dotenv").config();

// CALLING DEPENDECNIES IN PACKAGE.JSON
const 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"),
    Campground                 = require("./models/campground"),
    Comment                     = require("./models/comment"),
    User                             = require("./models/user"),
    MongoClient                = require("mongodb"),
    morgan                        = require("morgan"),
    cors                            = require("cors"),
    winston                        = require("winston"),
    helmet                        = require("helmet"),
    compression                = require("compression");
    Sentry                         = require("@sentry/node");
    Tracing                     = require("@sentry/tracing");

// CALLING ROUTES
const commentRoutes         = require("./routes/comments"),
    reviewRoutes                 = require("./routes/reviews"),
    campgroundRoutes             = require("./routes/campgrounds"),
    indexRoutes                     = require("./routes/index");


mongoose.set("useNewUrlParser", true);
mongoose.set("useFindAndModify", false);
mongoose.set("useCreateIndex", true);
mongoose.set("useUnifiedTopology", true);
// linking the database here with the one on Heroku
var url = process.env.DATABASEURL;
// Use the database below when in production
// "mongodb://localhost/temporary_database"
// checking DATABASEURL value
//console.log(process.env.DATABASEURL);
mongoose.connect(url, {
        useNewUrlParser: true,
        useCreateIndex: true
    }). then (() => {
        console.log("Conencted to DB");
    }). catch((err) => {
        console.log("ERROR:", err.message);
});

app.use(bodyParser.urlencoded({extended: true}));
app.use(express.static(__dirname + "/public")); // Using __dirname + is a better way to navigate to the file
app.set("view engine", "ejs");
app.use(methodOverride("_method"));
app.use(flash());

// Uncomment the code below for additional logging during development
//app.use(cors()); // CORS is a node.js package for providing a Connect/Express middleware that can be used to enable CORS with various options
//app.use(morgan("combined")); // HTTP request logger middleware for node.js. Use during development

// Helmet helps you secure your Express apps by setting various HTTP headers
app.use(
  helmet({
    contentSecurityPolicy: false,
  })
);

// CORS is a node.js package for providing a Connect/Express middleware that can be used to enable CORS with various options.
// const whitelist = ["https://goorm-ide-test-ngvdz.run-us-west2.goorm.io/", "https://aqueous-reaches-28926.herokuapp.com/", "http://goorm-ide-test-ngvdz.run-us-west2.goorm.io/"];
// const corsOptions = {
//   origin: function (origin, callback) {
//     if (whitelist.indexOf(origin) !== -1) {
//       callback(null, true);
//     } else {
//       callback(new Error("Not allowed by CORS"));
//     }
//   }
// }
// app.use(cors(corsOptions));

// compress all responses
app.use(compression());

// Moment JS for timestamps
app.locals.moment = require("moment");

// Passport Configuration
app.use(require("express-session")({
    secret: process.env.PASSPORT_SECRET,
    resave: false,
    saveUninitialized: false
}));
app.use(passport.initialize());
app.use(passport.session());
passport.use(new LocalStrategy(User.authenticate()));
passport.serializeUser(User.serializeUser());
passport.deserializeUser(User.deserializeUser());

// Middleware used below
app.use(function(req, res, next){
    res.locals.currentUser = req.user; // passing user into every single template
    res.locals.error = req.flash("error");
    res.locals.success = req.flash("success");
    next();
});

app.use(indexRoutes);
app.use("/campgrounds", campgroundRoutes);
app.use("/campgrounds/:id/comments", commentRoutes);
app.use("/campgrounds/:id/reviews", reviewRoutes);

// Sentry Error Logging
Sentry.init({
  dsn: "https://0cd84944ffb44d55a8b354bda4bfa04e@o958423.ingest.sentry.io/6091936",

  // Set tracesSampleRate to 1.0 to capture 100%
  // of transactions for performance monitoring.
  // We recommend adjusting this value in production
  tracesSampleRate: 1.0,
});

const port = process.env.PORT || 3000;
app.listen(port, process.env.IP, function(){
    console.log("Server is on");
    console.log("Application is live at http://localhost:3000");
    });