app.js

const express = require("express");
const app = express();
const path = require("path");

// Database
const mongoose = require("mongoose");

// Middleware utilities
const morgan = require("morgan");
const bodyParser = require("body-parser");
const cookieParser = require("cookie-parser");
const expressValidator = require("express-validator");
const cors = require("cors");

// Config Variables
require("dotenv").config();

// Import Routes
const authRoutes = require("./routes/auth");
const userRoutes = require("./routes/user");
const categoryRoutes = require("./routes/category");
const productRoutes = require("./routes/product");
const braintreeRoutes = require("./routes/braintree");
const orderRoutes = require("./routes/order");

// MongoDB Setup
mongoose
  .connect(process.env.DATABASE, {
    useNewUrlParser: true,
    useCreateIndex: true,
    useUnifiedTopology: true,
  })
  .then(() => console.log("Database Connected..."));

// Middlewares
app.use(morgan("dev"));
app.use(bodyParser.json());
app.use(cookieParser());
app.use(expressValidator());
app.use(cors());

// Routes middleware
app.use("/api", authRoutes);
app.use("/api", userRoutes);
app.use("/api", categoryRoutes);
app.use("/api", productRoutes);
app.use("/api", braintreeRoutes);
app.use("/api", orderRoutes);

// Serve Static Assets in production
if (process.env.NODE_ENV === "production") {
  // Set static folder
  app.use(express.static("client/build"));

  app.get("*", (req, res) => {
    res.sendFile(path.resolve(__dirname, "client", "build", "index.html"));
  });
}

// Listening to the port
const port = process.env.PORT || 5001;

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