Files
DentalManagementE/apps/Backend/src/index.ts
2025-11-25 19:23:24 +05:30

54 lines
1.3 KiB
TypeScript

import app from "./app";
import dotenv from "dotenv";
import http from "http";
import { initSocket } from "./socket";
dotenv.config();
const NODE_ENV = (
process.env.NODE_ENV ||
process.env.ENV ||
"development"
).toLowerCase();
const HOST = process.env.HOST || "0.0.0.0";
const PORT = Number(process.env.PORT) || 5000;
// HTTP server from express app
const server = http.createServer(app);
// Initialize socket.io on this server
initSocket(server);
server.listen(PORT, HOST, () => {
console.log(
`✅ Server running in ${NODE_ENV} mode at http://${HOST}:${PORT}`
);
});
// Handle startup errors
server.on("error", (err: NodeJS.ErrnoException) => {
if (err.code === "EADDRINUSE") {
console.error(`❌ Port ${PORT} is already in use`);
} else {
console.error("❌ Server failed to start:", err);
}
process.exit(1); // Exit with failure
});
// Graceful shutdown
const shutdown = (signal: string) => {
console.log(`⚡ Received ${signal}, shutting down gracefully...`);
server.close(() => {
console.log("✅ HTTP server closed");
// TODO: Close DB connections if needed
// db.$disconnect().then(() => console.log("✅ Database disconnected"));
process.exit(0);
});
};
process.on("SIGINT", () => shutdown("SIGINT"));
process.on("SIGTERM", () => shutdown("SIGTERM"));