"use client";
import { io, Socket } from "socket.io-client";

let socket: Socket | null = null;

export function getSocket(): Socket {
  if (typeof window === "undefined") {
    // SSR - return a fake unconnected socket placeholder; never used.
    return {} as Socket;
  }
  if (!socket) {
    socket = io({
      path: "/socket.io",
      transports: ["websocket", "polling"],
      autoConnect: true,
    });
  }
  return socket;
}

export function disconnectSocket() {
  if (socket) {
    socket.disconnect();
    socket = null;
  }
}