"use client";
import { useMemo, useState } from "react";
import useSWR from "swr";
import Map from "@components/Map";
import Sidebar from "@components/Sidebar";
import { createPoster } from "@utils/axiosHelpers";
import { Earthquake } from "@prismaclient";
import { getRelativeDate } from "@utils/formatters";
import GeologicalEvent from "@appTypes/GeologicalEvent";
import EarthquakeSearchModal from "@components/EarthquakeSearchModal";
import EarthquakeLogModal from "@components/EarthquakeLogModal"; // If you use a separate log modal
import { useStoreState } from "@hooks/store";

export default function Earthquakes() {
	const [selectedEventId, setSelectedEventId] = useState("");
	const [hoveredEventId, setHoveredEventId] = useState("");
	const [searchModalOpen, setSearchModalOpen] = useState(false);
	const [logModalOpen, setLogModalOpen] = useState(false);
	const [noAccessModalOpen, setNoAccessModalOpen] = useState(false);

	const user = useStoreState((state) => state.user);
	const canLogEarthquake = user?.role === "SCIENTIST" || user?.role === "ADMIN";

	const { data, error, isLoading, mutate } = useSWR("/api/earthquakes", createPoster({ rangeDaysPrev: 10 }));

	// Shape for Map/Sidebar
	const earthquakeEvents = useMemo(
		() =>
			data && data.earthquakes
				? data.earthquakes
						.map(
							(x: Earthquake): GeologicalEvent => ({
								id: x.code,
								title: `Earthquake in ${x.location || (x.code && x.code.split("-")[2])}`,
								magnitude: x.magnitude,
								longitude: x.longitude,
								latitude: x.latitude,
								text1: "",
								text2: getRelativeDate(x.date),
								date: x.date,
								code: x.code,
							})
						)
						.sort((a: GeologicalEvent, b: GeologicalEvent) => new Date(b.date).getTime() - new Date(a.date).getTime())
				: [],
		[data]
	);

	// Handler for log
	const handleLogClick = () => {
		if (canLogEarthquake) {
			setLogModalOpen(true);
		} else {
			setNoAccessModalOpen(true);
		}
	};

	function NoAccessModal({ open, onClose }: { open: typeof noAccessModalOpen; onClose: () => void }) {
		if (!open) return null;
		return (
			<div className="fixed z-50 inset-0 bg-black/40 flex items-center justify-center">
				<div className="bg-white rounded-lg shadow-lg p-8 max-w-xs w-full text-center relative">
					<button onClick={onClose} className="absolute right-4 top-4 text-gray-500 hover:text-black text-lg" aria-label="Close">
						&times;
					</button>
					<h2 className="font-bold text-xl mb-4">Access Denied</h2>
					<p className="text-gray-600 mb-3">
						Sorry, you do not have access rights to Log an Earthquake. Please Log in here, or contact an Admin if you believe this
						is a mistake
					</p>
					<button onClick={onClose} className="bg-blue-600 text-white px-6 py-2 rounded hover:bg-blue-700 mt-2">
						OK
					</button>
				</div>
			</div>
		);
	}

	return (
		<div className="flex h-[calc(100vh-3.5rem)] w-full overflow-hidden">
			<div className="flex-grow h-full">
				<Map
					events={earthquakeEvents}
					selectedEventId={selectedEventId}
					setSelectedEventId={setSelectedEventId}
					hoveredEventId={hoveredEventId}
					setHoveredEventId={setHoveredEventId}
					mapType="Earthquakes"
				/>
			</div>
			<Sidebar
				logTitle="Log an Earthquake"
				logSubtitle="Record new earthquakes - time/date, location, magnitude, observatory and scientists"
				recentsTitle="Recent Earthquakes"
				events={earthquakeEvents}
				selectedEventId={selectedEventId}
				setSelectedEventId={setSelectedEventId}
				hoveredEventId={hoveredEventId}
				setHoveredEventId={setHoveredEventId}
				button1Name="Log an Earthquake"
				button2Name="Search Earthquakes"
				onButton1Click={handleLogClick}
				onButton2Click={() => setSearchModalOpen(true)}
				button1Disabled={!canLogEarthquake}
			/>
			<EarthquakeSearchModal
				open={searchModalOpen}
				onClose={() => setSearchModalOpen(false)}
				onSelect={(eq) => setSelectedEventId(eq.code)}
			/>
			<EarthquakeLogModal open={logModalOpen} onClose={() => setLogModalOpen(false)} onSuccess={() => mutate()} />
			<NoAccessModal open={noAccessModalOpen} onClose={() => setNoAccessModalOpen(false)} />
		</div>
	);
}