// Import core modules
const express = require("express");
const cors = require("cors");
const bodyParser = require("body-parser");
const path = require("path");
const compression = require("compression");
const cookieParser = require("cookie-parser");
const http = require("http");
const {Server} = require("socket.io");

// Load environment variables
require("dotenv").config({
    path: path.resolve(process.cwd(), `.env.${process.env.NODE_ENV || "development"}`)
});

// Import custom utilities and handlers
const logger = require("./server/utils/logger");

// Express app and server setup
const app = express();
const port = process.env.PORT || 5000;
const server = http.createServer(app);
const io = new Server(server, {
    path: "/ws",
    cors: {
        origin: [
            "https://test.imex.online",
            "https://www.test.imex.online",
            "http://localhost:3000",
            "https://imex.online",
            "https://www.imex.online",
            "https://beta.test.imex.online",
            "https://www.beta.test.imex.online",
            "https://beta.imex.online",
            "https://www.beta.imex.online",
        ],
        methods: ["GET", "POST"],
        credentials: true,
        exposedHeaders: ["set-cookie"],
    },
});
exports.io = io;

require("./server/web-sockets/web-socket");


// Middleware
app.use(compression());
app.use(cookieParser());
app.use(bodyParser.json({limit: "50mb"}));
app.use(bodyParser.urlencoded({limit: "50mb", extended: true}));
app.use(cors({credentials: true, exposedHeaders: ["set-cookie"]}));

// Helper middleware
app.use((req, res, next) => {
    req.logger = logger;
    next();
});

// Route groupings
app.use('/', require("./server/routes/miscellaneousRoutes"));
app.use("/notifications", require("./server/routes/notificationsRoutes"));
app.use("/render", require("./server/routes/renderRoutes"));
app.use('/mixdata', require("./server/routes/mixDataRoutes"));
app.use('/accounting', require("./server/routes/accountingRoutes"));
app.use('/qbo', require("./server/routes/qboRoutes"));
app.use('/media', require("./server/routes/mediaRoutes"));
app.use('/sms', require("./server/routes/smsRoutes"));
app.use('/job', require("./server/routes/jobRoutes"));
app.use('/scheduling', require("./server/routes/schedulingRoutes"));
app.use('/utils', require("./server/routes/utilRoutes"));
app.use('/data', require("./server/routes/dataRoutes"));
app.use('/adm', require("./server/routes/adminRoutes"));
app.use('/tech', require("./server/routes/techRoutes"));
app.use('/intellipay', require("./server/routes/intellipayRoutes"));
app.use('/cdk', require("./server/routes/cdkRoutes"));

// Default route for forbidden access
app.get("/", (req, res) => {
    res.status(200).send("Access Forbidden.");
});

const main = async () => {
    await server.listen(port);
}

// Start server
main()
    .then(() => {
        logger.log(`[${process.env.NODE_ENV || "DEVELOPMENT"}] Server started on port ${port}`, "INFO", "api");
    })
    .catch((error) => {
        logger.log(`[${process.env.NODE_ENV || "DEVELOPMENT"}] Server failed to start on port ${port}`, "ERROR", "api", error);
    });