"use client";

import { useEffect, useState } from "react";
import { auth } from "@/lib/firebase";
import { onAuthStateChanged } from "firebase/auth";
import { useRouter, usePathname } from "next/navigation";
import { motion, AnimatePresence } from "framer-motion";

export default function AuthGuard({ children }: { children: React.ReactNode }) {
  const [loading, setLoading] = useState(true);
  const [user, setUser] = useState<any>(null);
  const router = useRouter();
  const pathname = usePathname();

  useEffect(() => {
    const unsubscribe = onAuthStateChanged(auth, (user) => {
      setUser(user);
      setLoading(false);
      
      if (!user && pathname !== "/login") {
        router.push("/login");
      }
    });

    return () => unsubscribe();
  }, [pathname, router]);

  if (loading) {
    return (
      <div className="fixed inset-0 bg-[#0f172a] flex items-center justify-center z-[200]">
        <motion.div 
          animate={{ rotate: 360 }}
          transition={{ duration: 1, repeat: Infinity, ease: "linear" }}
          className="w-12 h-12 border-4 border-blue-500 border-t-transparent rounded-full shadow-lg shadow-blue-500/20"
        />
      </div>
    );
  }

  // If not logged in and not on login page, don't show children (redirecting)
  if (!user && pathname !== "/login") {
    return null;
  }

  return <>{children}</>;
}