"use client";

import { useEffect, useState } from "react";
import dynamic from "next/dynamic";
import { useNodes } from "@/lib/useNodes";
import { useActiveCalls } from "@/lib/useCalls";
import { useActiveIncidents } from "@/lib/useIncidents";

const MapView = dynamic(() => import("@/components/MapView"), { ssr: false });

export default function MapPage() {
  const { nodes, loading } = useNodes();
  const activeCalls        = useActiveCalls();
  const incidents          = useActiveIncidents();
  const [kiosk, setKiosk]               = useState(false);
  const [lastUpdated, setLastUpdated]   = useState<Date | null>(null);

  // Track when data last refreshed
  useEffect(() => {
    if (!loading) setLastUpdated(new Date());
  }, [nodes, activeCalls, incidents, loading]);

  // Kiosk mode: full-viewport fixed overlay sits above the sticky nav (z-40 → z-50)
  if (kiosk) {
    return (
      <div className="fixed inset-0 z-50 bg-gray-950">
        <MapView
          nodes={nodes}
          activeCalls={activeCalls}
          incidents={incidents}
          lastUpdated={lastUpdated}
        />
        <button
          onClick={() => setKiosk(false)}
          title="Exit fullscreen"
          className="absolute bottom-[5.5rem] left-3 z-[1002] bg-gray-950/90 border border-gray-700 rounded px-3 py-1.5 text-xs font-mono text-gray-300 hover:text-white hover:border-gray-500 transition-colors flex items-center gap-1.5"
        >
          <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round">
            <path d="M8 3v3a2 2 0 0 1-2 2H3m18 0h-3a2 2 0 0 1-2-2V3m0 18v-3a2 2 0 0 1 2-2h3M3 16h3a2 2 0 0 1 2 2v3"/>
          </svg>
          Exit fullscreen
        </button>
      </div>
    );
  }

  return (
    <div className="space-y-4">
      <div className="flex items-center justify-between">
        <h1 className="text-xl font-bold text-white font-mono">Map</h1>
        <button
          onClick={() => setKiosk(true)}
          title="Fullscreen / kiosk mode"
          className="text-xs font-mono text-gray-500 hover:text-gray-300 transition-colors flex items-center gap-1.5"
        >
          <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round">
            <path d="M8 3H5a2 2 0 0 0-2 2v3m18 0V5a2 2 0 0 0-2-2h-3m0 18h3a2 2 0 0 0 2-2v-3M3 16v3a2 2 0 0 0 2 2h3"/>
          </svg>
          Fullscreen
        </button>
      </div>

      {loading ? (
        <div className="flex items-center justify-center h-[calc(100vh-10rem)] border border-gray-800 rounded-lg text-gray-600 font-mono text-sm">
          Loading map…
        </div>
      ) : (
        <div className="w-full h-[calc(100vh-10rem)] border border-gray-800 rounded-lg overflow-hidden">
          <MapView
            nodes={nodes}
            activeCalls={activeCalls}
            incidents={incidents}
            lastUpdated={lastUpdated}
          />
        </div>
      )}

    </div>
  );
}