"use client";
import { useState, useEffect, useRef } from "react";
import { useSession } from "next-auth/react";
import { useRouter } from "next/navigation";
import Link from "next/link";
import Image from "next/image";
import styles from "./map.module.css";
import NavBar from "@/components/NavBar";

export default function MapPage() {
  const { data: session, status } = useSession();
  const [teamData, setTeamData] = useState(null);
  const [loading, setLoading] = useState(true);
  const [error, setError] = useState(null);
  const [mapLoaded, setMapLoaded] = useState(false);
  const [huntActive, setHuntActive] = useState(null);
  const router = useRouter();
  const mapRef = useRef(null);

  useEffect(() => {
    // Redirect to login if not authenticated
    if (status === "unauthenticated") {
      router.push("/login");
      return;
    }

    if (status === "authenticated") {
      checkHuntStatus();
      fetchTeamData();
    }
  }, [status, router]);

  const checkHuntStatus = async () => {
    try {
      const timestamp = Date.now();
      const response = await fetch(`/api/hunt-status?t=${timestamp}`, {
        method: "GET",
        headers: {
          "Content-Type": "application/json",
          "Cache-Control": "no-store, no-cache, must-revalidate",
          Pragma: "no-cache",
        },
        credentials: "include",
      });

      if (response.ok) {
        const data = await response.json();
        setHuntActive(data.active);
        
        // Redirect to waiting page if hunt is not active
        if (!data.active) {
          router.push("/waiting");
          return;
        }
      } else {
        throw new Error("Failed to check hunt status");
      }
    } catch (err) {
      console.error("Failed to check hunt status:", err);
      setError("Failed to check if hunt is active. Please try again.");
      setLoading(false);
    }
  };

  const fetchTeamData = async () => {
    try {
      const response = await fetch("/api/user/team", {
        method: "GET",
        headers: {
          "Content-Type": "application/json",
          "Cache-Control": "no-cache, no-store, must-revalidate",
          Pragma: "no-cache",
        },
        credentials: "include",
      });

      if (response.status === 401) {
        router.push("/login");
        return null;
      }

      if (response.status === 404) {
        router.push("/team-selection");
        return null;
      }

      if (!response.ok) {
        throw new Error("Failed to fetch team data");
      }

      const data = await response.json();
      console.log("Team data loaded:", data);
      setTeamData(data);
      return data;
    } catch (err) {
      console.error("Failed to fetch team data:", err);
      setError(err.message);
      return null;
    }
  };

  const handleMapLoad = () => {
    setMapLoaded(true);
  };

  const handleMapError = () => {
    setError("Failed to load the map. Please try again.");
  };

  if (loading) {
    return (
      <div className={styles["loading-container"]}>
        <div className={styles["loading-spinner"]}></div>
        <div>Loading map...</div>
      </div>
    );
  }

  if (error) {
    return (
      <div className={styles["map-error"]}>
        <h2>Error</h2>
        <p>{error}</p>
        <button onClick={fetchTeamData}>Retry</button>
      </div>
    );
  }

  return (
    <div className={styles.mapPage}>
      <div className={styles.mapHeader}>
        <div className={styles.teamInfo}>
          <h1 className={styles.teamName}>
            {teamData?.team ? teamData.team.name : "Loading..."}
          </h1>
          <div className={styles.teamProgress}>
            {teamData?.progress !== undefined
              ? `${teamData.progress}% Complete`
              : "..."}
          </div>
        </div>
      </div>

      <div className={styles.mapContainer}>
        <div className={styles.treasureMap}>
          <Image
            src="/images/map.svg"
            alt="Treasure Map"
            layout="fill"
            objectFit="contain"
            onLoad={handleMapLoad}
            onError={handleMapError}
            ref={mapRef}
          />
        </div>
      </div>

      {/* Replace hardcoded navbar with NavBar component */}
      <NavBar activeLink="map" teamData={teamData?.team} />
    </div>
  );
}