import { io, type Socket } from 'socket.io-client';

let socket: Socket | null = null;

export function getSocket(): Socket {
  if (!socket) {
    socket = io(window.location.origin, {
      path: '/ws',
      autoConnect: false,
      withCredentials: true,
      reconnection: true,
      reconnectionAttempts: Infinity,
      reconnectionDelay: 1000,
      reconnectionDelayMax: 5000,
    });
  }
  return socket;
}

export function connectSocket(): void {
  const s = getSocket();
  if (!s.connected) {
    // Socket will authenticate via cookie (token is sent as cookie in the handshake)
    s.connect();
  }
}

export function disconnectSocket(): void {
  if (socket?.connected) {
    socket.disconnect();
  }
}