index.js

const express = require("express");
const app = express();
const mongoose = require("mongoose");
const passport = require("passport");
const session = require("express-session");
const MongoStore = require("connect-mongo");
const methodOverride = require("method-override");
const flash = require("express-flash");
const logger = require("morgan");
const connectDB = require("./config/db");
const adminRoutes = require("./routes/admin");
const photoRoutes = require("./routes/photos");
const cors = require('cors')
const bodyParser = require('body-parser')

const PORT = process.env.PORT || 8000

//Use .env file in config folder
require("dotenv").config({ path: "./config/.env" });

// Passport config
require("./config/passport")(passport);

//Connect To Database
connectDB();

//Using EJS for views
app.set("view engine", "ejs");

//Static Folder
app.use(express.static("public"));

//CORs use
app.use(cors())

//Body Parsing
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());

//Logging
app.use(logger("dev"));

//Use forms for put / delete
app.use(methodOverride("_method"));

// Setup Sessions - stored in MongoDB
app.use(
  session({
    secret: process.env.SESSION_SECRET,
    resave: false,
    saveUninitialized: false,
    store: MongoStore.create({ mongoUrl: process.env.MONGO_URI }),
  })
);

// Passport middleware
app.use(passport.initialize());
app.use(passport.session());

//Use flash messages for errors, info, ect...
app.use(flash());

//Setup Routes For Which The Server Is Listening
app.use("/", adminRoutes);
app.use("/api", photoRoutes);

//Server Running
app.listen(PORT, () => {
  console.log("Server is running on:", PORT);
});