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index.js
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index.js
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import express from "express";
import http from "node:http";
import { createBareServer } from "@tomphttp/bare-server-node";
import path from "node:path";
import cors from "cors";
import morgan from "morgan";
import rateLimit from "express-rate-limit";
import swaggerJsdoc from "swagger-jsdoc";
import swaggerUi from "swagger-ui-express";
import dotenv from "dotenv";
import config from "./config.js";
import logger from "./logger.js";
import routes from "./routes.js";
dotenv.config();
const __dirname = process.cwd();
const server = http.createServer();
const app = express(server);
const bareServer = createBareServer("/o/");
const onlineUsers = new Set();
let totalReqs = 0;
const webRoots = [
{ path: "/", file: "index.html" },
{ path: "/!", file: "backinfo.html" },
];
app.use(express.json({ limit: config.maxRequestSize }));
app.use(express.urlencoded({ extended: true, limit: config.maxRequestSize }));
app.use(cors());
app.use(express.static(path.join(__dirname, config.staticFolder)));
if (config.loggerEnabled) {
app.use(morgan('combined', { stream: { write: (message) => logger.info(message.trim()) } }));
}
app.use(routes);
app.set("trust proxy", true);
if (config.loggerEnabled) {
app.use(
morgan("combined", {
stream: { write: (message) => logger.info(message.trim()) },
}),
);
}
const limiter = rateLimit({
windowMs: 15 * 60 * 1000, // 15 minutes
max: 100, // Limit each IP to 100 requests per windowMs
message: "Too many requests, please try again later.",
keyGenerator: (req) => req.ip,
});
app.use(limiter);
var codeverison = "6";
const swaggerOptions = {
swaggerDefinition: {
openapi: "3.0.0",
info: {
title: "SmarterBackend API",
version: "1.0.0",
description: "SmarterBackend API Endpoints",
},
},
apis: ["./routes.js"],
};
const swaggerDocs = swaggerJsdoc(swaggerOptions);
app.use("/api-docs", swaggerUi.serve, swaggerUi.setup(swaggerDocs));
webRoots.forEach((route) => {
app.get(route.path, (req, res) => {
res.sendFile(path.join(__dirname, "static", route.file));
});
});
app.use(routes);
logger.info("Routes.js has been initialized successfully");
logger.info(`
+---------------------------------+
| S m a r t e r B a c k e n d |
+---------------------------------+
A "Smarter" solution!
`);
server.on("connection", (socket) => {
const userIdentifier = socket.remoteAddress;
if (!onlineUsers.has(userIdentifier)) {
onlineUsers.add(userIdentifier);
logger.info(`User connected. Total unique online users: ${onlineUsers.size}`);
logger.info(
`User connected. Total unique online users: ${onlineUsers.size}`,
);
}
});
server.on("request", (req, res) => {
if (bareServer.shouldRoute(req)) {
bareServer.routeRequest(req, res);
} else {
app(req, res);
}
});
server.on("upgrade", (req, socket, head) => {
if (bareServer.shouldRoute(req)) {
bareServer.routeUpgrade(req, socket, head);
} else {
socket.end();
}
});
server.on("connection", () => {
totalReqs++;
logger.info(`Request received. Total requests: ${totalReqs}`);
});
server.on("listening", () => {
logger.info(`[SBE]: LISTENING ON PORT ${config.port}`);
});
fetch(
"https://raw.githubusercontent.com/zgr2575/SmarterBackend/main/version.txt",
)
.then((response) => response.text())
.then((data) => {
const latestVersion = data.trim();
if (latestVersion > codeverison) {
logger.info(`[SBE]: A new version (${latestVersion}) is available.`);
}
logger.info(`[SBE-REMOTE] Current remote version: ${data}`);
});
app.use((err, req, res, next) => {
logger.error(err.message);
res.status(500).json({ error: "Internal Server Error" });
});
server.listen(config.port);