server.js

import { PORT } from "./config/index.js";
import {} from "express-async-errors";
import express from "express";
import cors from "cors";
import bodyParser from "body-parser";
import connectDB from "./db/connectDB.js";
import initRoutes from "./routes/index.js";
import path from "path";
import morgan from "morgan";
import cookieParser from "cookie-parser";
import { connectToMongoDB } from "./db/mongoClient.js";
import ErrorHandler from "./middleware/errorHandler.js";
import helmet from "helmet";
import rfs from "rotating-file-stream";
import http from "http";
import { Server } from "socket.io";
import swaggerJSDoc from "swagger-jsdoc";
import swaggerUI from "swagger-ui-express";

const app = express();
const corsOptions = {
  origin: ["http://localhost:5173", "https://hungrezy-react.vercel.app"],
  credentials: true,
};
app.use(cors(corsOptions));

const httpServer = http.createServer(app);
const io = new Server(httpServer, {
  cors: corsOptions,
});

io.on("connection", (socket) => {
  console.log("Client connected");

  // Handle "new-announcement" event
  socket.on("new-announcement", (data) => {
    // Broadcast the announcement to all clients
    io.emit("announcement", data);
  });

  socket.on("disconnect", () => {
    console.log("Client disconnected");
  });
});

const accessLogStream = rfs.createStream("access.log", {
  interval: "1d", // rotate daily
  path: "./log",
});

app.use(morgan("combined", { stream: accessLogStream }));

// Middleware
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());
app.use(morgan("dev"));
app.use(cookieParser());
app.use(helmet());
app.use(express.json());
app.use(express.urlencoded({ extended: true }));

// Set up static files middleware
app.use(express.static(path.join(path.resolve(), "public")));

app.get("/", (req, res) => {
  res.json({ message: "Hello World..." });
});

app.use("/api", initRoutes());

// ERROR HANDLER MIDDLEWARE (Last middleware to use)
app.use(ErrorHandler);

const options = {
  definition: {
    openapi: "3.0.0",
    info: {
      title: "Hungrezy API",
      version: "1.0.0",
      description: "Hungrezy API Documentation",
    },
    servers: [
      {
        url: "https://hungrezy-backend-f2ku.onrender.com",
      },
    ],
    components: {
      securitySchemes: {
        bearerAuth: {
          type: "http",
          scheme: "bearer",
          bearerFormat: "JWT",
        },
      },
    },
    security: [
      {
        bearerAuth: [],
      },
    ],
  },
  apis: ["./routes/*.js", "./server.js"],
};

const swaggerspec = swaggerJSDoc(options);
app.use("/api-docs", swaggerUI.serve, swaggerUI.setup(swaggerspec));

const port = PORT || 3000;

const start = async () => {
  try {
    await connectDB(process.env.MONGO_URI);
    await connectToMongoDB();
    httpServer.listen(port, () =>
      console.log(`Server is listening on port ${port}...`)
    );
  } catch (error) {
    console.log(error);
  }
};

start();