server.js

const express = require("express");
const mongoose = require("mongoose");
const bodyParser = require("body-parser");
//Passport - main auth module, checks jwt token
const passport = require("passport");

const users = require("./routes/api/users");
const profile = require("./routes/api/profile");
const posts = require("./routes/api/posts");

const morgan = require("morgan");
const path = require("path");

const app = express();

//img upload2
app.use(morgan("dev"));
//app.use(express.static(__dirname + "/uploads"));
app.use(
  "/uploads",
  express.static(path.join(__dirname, "/client/public/uploads"))
);
//app.use("uploads", express.static("uploads"));

//Body parser middleware
app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());

//DB Config
const db = require("./config/keys").mongoURI;

// Connect to mongoDB
mongoose
  .connect(db, { useNewUrlParser: true })
  .then(() => console.log("MongoDB Connected"))
  .catch(err => console.log(err));

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

// Passport Config - JWT Strategy
require("./config/passport")(passport);

//Use routes
app.use("/api/users", users);
app.use("/api/profile", profile);
app.use("/api/posts", posts);

const port = process.env.PORT || 5000;

app.listen(port, () => console.log(`Server running on port ${port}`));