feat: add spotify widget

app/about/(spotify)/fetch.js

@@ -0,0 +1,53 @@
+import querystring from "querystring";
+const TOKEN_ENDPOINT = `https://accounts.spotify.com/api/token`;
+const NOW_PLAYING_ENDPOINT = `https://api.spotify.com/v1/me/player/currently-playing`;
+const client_id = process.env.NEXT_PUBLIC_SPOTIFY_CLIENT_ID;
+const client_secret = process.env.NEXT_PUBLIC_SPOTIFY_CLIENT_SECRET;
+const refresh_token = process.env.NEXT_PUBLIC_SPOTIFY_REFRESH_TOKEN;
+
+const basic = Buffer.from(`${client_id}:${client_secret}`).toString("base64");
+const getAccessToken = async () => {
+	const response = await fetch(TOKEN_ENDPOINT, {
+		method: "POST",
+		headers: {
+			Authorization: `Basic ${basic}`,
+			"Content-Type": "application/x-www-form-urlencoded",
+		},
+		body: querystring.stringify({
+			grant_type: "refresh_token",
+			refresh_token,
+		}),
+	});
+
+	return response.json();
+};
+
+export const getNowPlaying = async () => {
+	const { access_token } = await getAccessToken();
+	return fetch(NOW_PLAYING_ENDPOINT, {
+		headers: {
+			Authorization: `Bearer ${access_token}`,
+		},
+	});
+};
+
+export default async function getNowPlayingItem() {
+	const response = await getNowPlaying();
+	if (response.status === 204 || response.status > 400) {
+		return false;
+	}
+	const song = await response.json();
+	const albumImageUrl = song.item.album.images[0].url;
+	const artist = song.item.artists.map((_artist) => _artist.name).join(", ");
+	const isPlaying = song.is_playing;
+	const songUrl = song.item.external_urls.spotify;
+	const title = song.item.name;
+
+	return {
+		albumImageUrl,
+		artist,
+		isPlaying,
+		songUrl,
+		title,
+	};
+}