import React, { useEffect, useState } from "react";

import { getQuickConnectApi } from "@jellyfin/sdk/lib/utils/api/quick-connect-api";
import { getUserApi } from "@jellyfin/sdk/lib/utils/api/user-api";

import { jellyfin, jellyfinApi, jellyfinUser, setJellyfinApi, setJellyfinUser } from "./app";
import styles from "./styles.module.css";

type View = "url" | "password" | "quick-connect" | "settings";

export default function SettingsModal() {
	const [url, setUrl] = useState(Spicetify.LocalStorage.get("jellyfin-url") || "");
	const [username, setUsername] = useState("");
	const [password, setPassword] = useState("");
	const [view, setView] = useState<View>(jellyfinUser ? "settings" : "url");
	const [quickConnectCode, setQuickConnectCode] = useState("");

	const createApi = async () => {
		const servers = await jellyfin.discovery.getRecommendedServerCandidates(url);
		const best = jellyfin.discovery.findBestServer(servers);
		if (!best) {
			Spicetify.showNotification("Failed to connect to server!", true);
			return;
		}
		const api = jellyfin.createApi(best.address);

		Spicetify.LocalStorage.set("jellyfin-url", url);

		setJellyfinApi(api);
		setView("password");
	};

	const login = async () => {
		if (!jellyfinApi) return;
		const userApi = getUserApi(jellyfinApi);

		const auth = await userApi.authenticateUserByName({ authenticateUserByName: { Username: username, Pw: password } });

		if (!auth.data.AccessToken) {
			Spicetify.showNotification("Failed to login!", true);
			return;
		}

		jellyfinApi.accessToken = auth.data.AccessToken;
		Spicetify.LocalStorage.set("jellyfin-token", auth.data.AccessToken);

		const user = await getUserApi(jellyfinApi).getCurrentUser();
		if (user.data.Id) setJellyfinUser(user.data.Id);

		setView("settings");
	};

	const logout = () => {
		Spicetify.LocalStorage.remove("jellyfin-token");
		setView("url");
	};

	useEffect(() => {
		if (view !== "quick-connect") return;
		if (!jellyfinApi) return;

		const quickConnectApi = getQuickConnectApi(jellyfinApi);
		let interval: NodeJS.Timeout;

		(async () => {
			const enabled = await quickConnectApi.getQuickConnectEnabled();
			if (!enabled.data) {
				Spicetify.showNotification("Quick Connect is not enabled on this server!", true);
				setView("password");
				return;
			}

			const init = await quickConnectApi.initiateQuickConnect();
			const secret = init.data.Secret!;
			setQuickConnectCode(init.data.Code!);

			interval = setInterval(async () => {
				try {
					const state = await quickConnectApi.getQuickConnectState({ secret });
					if (!state.data.Authenticated) return;

					clearInterval(interval);

					const auth = await getUserApi(jellyfinApi!).authenticateWithQuickConnect({
						quickConnectDto: { Secret: secret },
					});

					if (!auth.data.AccessToken) {
						Spicetify.showNotification("Failed to login with Quick Connect!", true);
						return;
					}

					jellyfinApi!.accessToken = auth.data.AccessToken;
					Spicetify.LocalStorage.set("jellyfin-token", auth.data.AccessToken);

					const user = await getUserApi(jellyfinApi!).getCurrentUser();
					if (user.data.Id) setJellyfinUser(user.data.Id);

					setView("settings");
				} catch {
					clearInterval(interval);
					Spicetify.showNotification("Quick Connect polling failed!", true);
					setView("password");
				}
			}, 2000);
		})();

		return () => clearInterval(interval);
	}, [view]);

	if (view === "settings")
		return (
			<div className={styles.modal}>
				<svg xmlns="http://www.w3.org/2000/svg" width="64" height="64" viewBox="0 0 512 512">
					<path fill="#ffb636" d="M378.553 355.648L45.117 500.733c-21.735 8.65-43.335-12.764-34.874-34.572l145.709-338.684" />
					<path
						fill="#ffd469"
						d="m10.243 466.161l11.58-26.916l2.977-4.543c57.597-87.744 116.038-174.952 176.475-260.768l67.765 69.46C217.91 278.496 51.89 450.063 17.115 495.571c-7.57-6.963-11.249-18.128-6.872-29.41"
					/>
					<path
						fill="#a06c33"
						d="M304.382 204.434c61.854 61.854 95.685 128.308 75.564 148.43c-20.121 20.121-86.575-13.71-148.43-75.564s-95.685-128.308-75.564-148.43s86.575 13.709 148.43 75.564"
					/>
					<path
						fill="#f7f9aa"
						d="M155.601 327.572c0 6.012-4.874 10.885-10.885 10.885s-10.885-4.873-10.885-10.885s4.873-10.885 10.885-10.885s10.885 4.873 10.885 10.885"
					/>
					<path
						fill="#ffb636"
						d="M501.986 213.16c0 8.628-6.994 15.622-15.622 15.622s-15.622-6.994-15.622-15.622s6.994-15.622 15.622-15.622s15.622 6.994 15.622 15.622M397.663 421.182c-8.628 0-15.622 6.994-15.622 15.622s6.994 15.622 15.622 15.622s15.622-6.994 15.622-15.622s-6.995-15.622-15.622-15.622"
					/>
					<path
						fill="#bea4ff"
						d="M355.949 79.523c-1.34 9.065-7.197 17.072-16.07 21.968c-6.126 3.38-13.33 5.137-20.807 5.137a49 49 0 0 1-7.117-.526c-5.288-.782-10.581.016-14.52 2.189c-1.766.974-4.8 3.105-5.293 6.438c-.492 3.333 1.796 6.251 3.203 7.694c3.058 3.135 7.725 5.381 12.849 6.22c.141.015.281.02.422.041c21.619 3.196 37.061 20.32 34.421 38.173c-1.34 9.066-7.197 17.073-16.071 21.969c-6.126 3.38-13.329 5.137-20.806 5.137a49 49 0 0 1-7.117-.526c-5.287-.783-10.582.015-14.521 2.189c-1.766.974-4.8 3.105-5.293 6.438c-.79 5.349 5.778 12.411 16.47 13.991c5.817.86 9.836 6.273 8.976 12.091c-.782 5.29-5.328 9.092-10.52 9.092q-.779 0-1.571-.116c-21.619-3.196-37.06-20.321-34.421-38.173c1.34-9.066 7.197-17.073 16.071-21.969c8.055-4.444 17.972-6.082 27.924-4.611c5.288.781 10.58-.016 14.52-2.189c1.766-.974 4.8-3.105 5.293-6.438c.777-5.262-5.577-12.171-15.963-13.898c-.17-.017-.341-.031-.512-.056c-9.951-1.472-18.971-5.908-25.395-12.493c-7.077-7.254-10.367-16.614-9.026-25.681c1.34-9.065 7.197-17.072 16.07-21.968c8.055-4.444 17.972-6.082 27.924-4.611c5.286.78 10.581-.016 14.52-2.189c1.766-.974 4.8-3.105 5.293-6.438c.492-3.333-1.796-6.251-3.203-7.694c-3.142-3.22-7.977-5.516-13.267-6.297c-5.817-.86-9.836-6.273-8.976-12.091s6.274-9.832 12.091-8.977c9.951 1.472 18.971 5.908 25.395 12.493c7.078 7.255 10.368 16.615 9.027 25.681"
					/>
					<path
						fill="#ff6e83"
						d="M81.731 159.689c0 9.777-7.926 17.703-17.703 17.703s-17.703-7.926-17.703-17.703s7.926-17.703 17.703-17.703s17.703 7.925 17.703 17.703m316.445-20.453c-11.296 0-20.452 9.157-20.452 20.452s9.157 20.452 20.452 20.452s20.452-9.157 20.452-20.452s-9.156-20.452-20.452-20.452M215.529 395.899c-11.296 0-20.452 9.157-20.452 20.452s9.157 20.452 20.452 20.452s20.452-9.157 20.452-20.452s-9.156-20.452-20.452-20.452m271.303-93.646c3.093-5.989.745-13.352-5.244-16.445c-2.388-1.232-5.238-2.868-8.538-4.761c-28.993-16.633-89.319-51.242-160.352 6.109c-5.245 4.234-6.063 11.919-1.829 17.163c4.233 5.245 11.917 6.065 17.163 1.829c58.035-46.856 104.882-19.985 132.871-3.928c3.403 1.952 6.617 3.796 9.483 5.276a12.205 12.205 0 0 0 16.446-5.243"
					/>
					<path
						fill="#59cafc"
						d="M434.834 62.776c0 6.012-4.874 10.885-10.885 10.885s-10.885-4.873-10.885-10.885s4.873-10.885 10.885-10.885c6.012-.001 10.885 4.873 10.885 10.885M46.324 11.894c-6.012 0-10.885 4.873-10.885 10.885s4.873 10.885 10.885 10.885S57.21 28.791 57.21 22.779s-4.874-10.885-10.886-10.885m170.681 142.057c1.231-2.414 2.749-5.163 4.356-8.073c8.154-14.771 19.32-34.999 19.992-58.559c.807-28.304-13.934-54.002-43.812-76.38c-5.187-3.885-12.539-2.828-16.421 2.357c-3.884 5.186-2.829 12.538 2.357 16.421c23.75 17.788 35.01 36.411 34.425 56.933c-.51 17.872-9.697 34.516-17.08 47.889c-1.701 3.083-3.309 5.994-4.713 8.747c-2.945 5.771-.654 12.836 5.116 15.781a11.7 11.7 0 0 0 5.323 1.285a11.73 11.73 0 0 0 10.457-6.401"
					/>
				</svg>
				<p className={styles.loggedIn}>You're logged in!</p>

				<select name="" id="">
					<option value="">Source</option>
				</select>

				<hr className={styles.hr} />
				<button onClick={logout} className={styles.button}>
					Log out
				</button>
			</div>
		);

	if (view === "url")
		return (
			<div className={styles.modal}>
				<div className={styles.inputContainer}>
					<label htmlFor="url">URL</label>
					<input id="url" type="text" placeholder="Enter Jellyfin URL..." value={url} onChange={(e) => setUrl(e.target.value)} />
				</div>

				<hr className={styles.hr} />
				<button onClick={createApi} className={styles.button}>
					Next
				</button>
			</div>
		);

	return (
		<div className={styles.modal}>
			{view === "quick-connect" ? (
				<div className={styles.inputContainer}>
					<label htmlFor="code">Code</label>

					<div className={styles.quickConnectWrapper}>
						{Array.from({ length: 6 }).map((_, i) => (
							<div key={i} className={styles.quickConnectBox}>
								{quickConnectCode[i]}
							</div>
						))}
					</div>
				</div>
			) : (
				<>
					<div className={styles.inputContainer}>
						<label htmlFor="username">Username</label>
						<input id="username" type="text" placeholder="Enter username..." value={username} onChange={(e) => setUsername(e.target.value)} />
					</div>

					<div className={styles.inputContainer}>
						<label htmlFor="password">Password</label>
						<input id="password" type="password" placeholder="Enter password..." value={password} onChange={(e) => setPassword(e.target.value)} />
					</div>

					<button onClick={login} className={styles.button}>
						Log in
					</button>
				</>
			)}

			<hr className={styles.hr} />
			<button onClick={() => setView((prev) => (prev === "password" ? "quick-connect" : "password"))} className={`${styles.quickConnect} ${styles.button}`}>
				{view === "password" ? "Quick Connect" : "Username/Password"}
			</button>
			<button onClick={() => setView("url")} className={styles.button}>
				Change URL
			</button>
		</div>
	);
}