app.js

// Dependencies
const express = require("express");
const expressLayouts = require("express-ejs-layouts");
const path = require("path");
require("dotenv").config();

const app = express();

// Parser middleware
app.use(express.json());
app.use(express.urlencoded({ extended: true }));

// View engine
app.use(express.static(path.join(__dirname, "src/public")));
app.use(expressLayouts);
app.set("view engine", "ejs");
app.set("views", path.join(__dirname, "src/views"));
app.set("layout", "layout");

// Routes
const indexRouter = require("./src/routes/index");
const searchRouter = require("./src/routes/search");
const trackRouter = require("./src/routes/track");
const contactRouter = require("./src/routes/contact");
const aboutRouter = require("./src/routes/about");

app.use("/", indexRouter);
app.use("/search", searchRouter);
app.use("/track", trackRouter);
app.use("/contact", contactRouter);
app.use("/about", aboutRouter);

// Error handler
app.use((req, res, next) => {
  res.status(404).json({
    success: false,
    error: "Not found",
  });
});
app.use((err, req, res, next) => {
  const status = err.status || 500;
  res.status(status).json({
    success: false,
    error: err.message,
  });
});

// Server
if (require.main === module) {
  const PORT = process.env.PORT || 3000;
  app.listen(PORT, () => {
    console.log(`Server running on port ${PORT}.`);
  });
}

module.exports = app;