app.js

const express = require("express");
const { createServer } = require("http");
const { Server } = require("socket.io");
const { initializeSocketIO } = require("./src/socket/index.socket");
const dotenv = require("dotenv");
const cors = require("cors");
const mongoose = require("mongoose");
const dbConfig = require("./src/config/db.config");
const { response_200 } = require("./src/utils/responseCodes.utils");
const authRouter = require("./src/routes/auth.routes");
const workspaceRouter = require("./src/routes/workspace.routes");
const userRouter = require("./src/routes/user.routes");
const User = require("./src/models/user.models");
const messageRouter = require("./src/routes/message.routes");
dotenv.config();
const port = process.env.PORT || 5000;

const cookieParser = require("cookie-parser");

mongoose
    .connect(`mongodb://${dbConfig.HOST}:${dbConfig.PORT}/${dbConfig.DB}`)
    .then(() => {
        console.log("🎉 Successfully connected to MongoDB.");
    })
    .catch((err) => {
        console.error("💩 Failed to connect to MongoDB\n", err);
        process.exit();
    });

const app = express();

const httpServer = createServer(app);

const io = new Server(httpServer, {
    pingTimeout: 60000,
    cors: {
        origin: process.env.CORS_ORIGIN,
        credentials: true,
    },
});

app.set("io", io); // using set method to mount the `io` instance on the app to avoid usage of `global`

app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(cors());
app.use(cookieParser());

// routers
app.use("/api/auth", authRouter);
app.use("/api/user", userRouter);
app.use("/api/message", messageRouter);

app.get("/", (req, res) => response_200(res, "Server is running"));

// path to get all usrs
app.get("/api/users", async (req, res) => {
    const users = await User.find();
    return response_200(res, "Users fetched successfully", users);
});

const workspaceRoutes = require("./src/routes/workspace.routes");
app.use("/api/workspace", workspaceRoutes);

const channelRoutes = require("./src/routes/channel.routes");
app.use("/api/channel", channelRoutes);

const subChannelRouter = require("./src/routes/subChannel.routes");
app.use("/api/subchannel", subChannelRouter);

const messageRoutes = require("./src/routes/message.routes");
app.use("/api/message", messageRoutes);

initializeSocketIO(io);

app.listen(port, () =>
    console.log(`🚀 Server running at http://localhost:${port}/`)
);