---
import LastFMIcon from "@assets/svg/fm.svg"
---
<div class="spotify-card-wrapper-shadow">
	<h4>I'm listening to</h4>
	<div class="spotify-card-wrapper">
		<div class="spotify-card">
			<svg aria-hidden="true" class="blur">
				<filter id='sharpBlur' color-interpolation-filters="sRGB">
					<feGaussianBlur stdDeviation='100'></feGaussianBlur>
					<feColorMatrix type='matrix' values='1 0 0 0 0, 0 1 0 0 0, 0 0 1 0 0, 0 0 0 9 0'></feColorMatrix>
					<feComposite in2='SourceGraphic' operator='in'></feComposite>
				</filter>
			</svg>
			<div class="spotify-card-background"></div>

			<div class="spotify-card-art-shadow">
				<div class="spotify-card-art"></div>
			</div>
			<div class="spotfiy-card-track-info">
				<div class="spotify-card-track-name"></div>
				<div class="spotify-card-track-artist"></div>
				<div class="spotify-card-track-album"></div>
			</div>

			<div class="links">
				<a class="lastfm-link" href="https://www.last.fm/user/nin0dev"><LastFMIcon /></a>
			</div>
		</div>
	</div>
</div>
<style>
	h4 {
		color: var(--subtext0);
		margin-bottom: 10px;
	}

	.blur {
		display: none;
	}

	.spotify-card-wrapper-shadow {
		display: none;
		filter: drop-shadow(0 0 5px #00000040);
	}

	.spotify-card-wrapper {
		position: relative;
		display: flex;
		background: var(--album-color);
		clip-path: var(--clip-sp-1);
	}

	.spotify-card {
		display: flex;
		flex: 1;
		gap: 12px;
		padding: 15px;
		align-items: center;
		clip-path: var(--clip-sp-2);
	}

	.spotify-card-background {
		position: absolute;
		left: 0;
		top: 0;
		width: 105%;
		height: 105%;
		background: var(--album-art);
		background-size: 100% 100%;
		filter: url("#sharpBlur") brightness(0.75);
		z-index: -1;
	}

	.spotify-card-art-shadow {
		filter: drop-shadow(0 0 5px #00000040);
	}

	.spotify-card-art-wrapper {
		clip-path: var(--clip-sp-art-wrapper);
		background: var(--album-color);
	}
	.spotify-card-art {
		background-image: var(--album-art);
		background-size: 100%;
		width: 4rem;
		height: 4rem;
		clip-path: var(--clip-sp-art);
	}

	.spotfiy-card-track-info {
		display: flex;
		flex-direction: column;
		line-height: 1;
	}

	.spotify-card-track-name {
		margin-bottom: 5px;
	}

	.spotify-card-track-name::after {
		content: var(--track);
		font-weight: 500;
		font-size: 1.05rem;
		color: #ffffffd5;
		filter: drop-shadow(0 0 5px #0000006d);
	}

	.spotify-card-track-artist::after, .spotify-card-track-album::after {
		color: #ffffffa1;
		font-weight: 500;
		font-size: 0.85rem;
		filter: drop-shadow(0 0 5px #00000040);
	}

	.spotify-card-track-artist::after {
		content: var(--artist);
	}

	.spotify-card-track-album::after {
		content: var(--album);
	}

	.links {
		position: absolute;
		bottom: 0;
		right: 0;
		margin: 10px;
		display: flex;
		gap: 7px;
	}

	.links a {
		color: rgba(255, 255, 255, 0.516);
		text-decoration: none;
	}
</style>
<script>
	import { mergeStyles } from "utils/mergeStyles";
	import { average } from "color.js";
	import { LASTFM_KEY, LASTFM_API, LASTFM_USER } from "utils/constants";
	import {
		type FMResponse,
		type FMRawTrack,
		type FMTrack,
		transformRawTrack
	} from "types/lastfm";
	const spotifyCardWrapper: HTMLElement = document.querySelector(".spotify-card-wrapper-shadow");

	async function getLastFmTracks() {
		const params = new URLSearchParams({
			method: "user.getrecenttracks",
			api_key: LASTFM_KEY,
			user: LASTFM_USER,
			limit: "50",
			format: "json",
			extended: "true"
		});

		const response: FMResponse = await(
			await fetch(`${LASTFM_API}${params}`)
		).json();
		
		if (
			response.recenttracks.track.some(t => {
				try {
					return t["@attr"].nowplaying === "true";
				} catch (e) {
					return false;
				}
			})
		) {
			const rawTrack: FMRawTrack = response.recenttracks.track[0];
			const track: FMTrack = transformRawTrack(rawTrack);

			mergeStyles({
				"display": "block",
				"--track": `'${track.name}'`,
				"--artist": `'${track.artist}'`,
				"--album": `'${track.album}'`,
				"--album-art": `url("${track.albumArt}")`,
				"--album-color": await average(
					track.albumArt,
					{ format: "hex" }
				)
			}, spotifyCardWrapper.style);

			(document.querySelector(".lastfm-link") as HTMLLinkElement).href = track.url;
		}
	}

	getLastFmTracks();
	setInterval(getLastFmTracks, 10000);
</script>