83 lines
2.7 KiB
JavaScript
83 lines
2.7 KiB
JavaScript
import { createServer } from "node:http";
|
|
import { appendFileSync, readFileSync, writeFileSync, existsSync } from "node:fs";
|
|
|
|
const [clientId, clientSecret] = process.argv.slice(2);
|
|
if (!clientId || !clientSecret) {
|
|
console.error("usage: node scripts/spotify-auth.mjs <CLIENT_ID> <CLIENT_SECRET>");
|
|
process.exit(1);
|
|
}
|
|
|
|
const REDIRECT = "http://127.0.0.1:8888/callback";
|
|
const SCOPE = "user-read-currently-playing user-read-recently-played user-top-read";
|
|
|
|
const authUrl =
|
|
"https://accounts.spotify.com/authorize?" +
|
|
new URLSearchParams({
|
|
client_id: clientId,
|
|
response_type: "code",
|
|
redirect_uri: REDIRECT,
|
|
scope: SCOPE,
|
|
});
|
|
|
|
console.log("\n1. open this in your browser and approve:\n\n" + authUrl + "\n");
|
|
console.log("2. waiting for the redirect on " + REDIRECT + " ...\n");
|
|
|
|
const server = createServer(async (req, res) => {
|
|
const url = new URL(req.url, "http://127.0.0.1:8888");
|
|
if (url.pathname !== "/callback") {
|
|
res.writeHead(404).end();
|
|
return;
|
|
}
|
|
const code = url.searchParams.get("code");
|
|
const err = url.searchParams.get("error");
|
|
if (err || !code) {
|
|
res.writeHead(400).end("no code (" + (err || "missing") + ")");
|
|
server.close();
|
|
process.exit(1);
|
|
}
|
|
|
|
const tokenRes = await fetch("https://accounts.spotify.com/api/token", {
|
|
method: "POST",
|
|
headers: {
|
|
"Content-Type": "application/x-www-form-urlencoded",
|
|
Authorization: "Basic " + Buffer.from(`${clientId}:${clientSecret}`).toString("base64"),
|
|
},
|
|
body: new URLSearchParams({
|
|
grant_type: "authorization_code",
|
|
code,
|
|
redirect_uri: REDIRECT,
|
|
}),
|
|
});
|
|
const data = await tokenRes.json();
|
|
|
|
if (!data.refresh_token) {
|
|
res.writeHead(500).end("token exchange failed: " + JSON.stringify(data));
|
|
console.error("\ntoken exchange failed:\n", data);
|
|
server.close();
|
|
process.exit(1);
|
|
}
|
|
|
|
const block =
|
|
`\nSPOTIFY_CLIENT_ID=${clientId}\n` +
|
|
`SPOTIFY_CLIENT_SECRET=${clientSecret}\n` +
|
|
`SPOTIFY_REFRESH_TOKEN=${data.refresh_token}\n`;
|
|
|
|
if (existsSync(".dev.vars")) {
|
|
const cur = readFileSync(".dev.vars", "utf8").replace(/^SPOTIFY_[A-Z_]+=.*$/gm, "").replace(/\n{3,}/g, "\n\n");
|
|
writeFileSync(".dev.vars", cur.trimEnd() + "\n" + block);
|
|
} else {
|
|
appendFileSync(".dev.vars", block);
|
|
}
|
|
|
|
res.writeHead(200, { "Content-Type": "text/plain" }).end("done — you can close this tab.");
|
|
console.log("wrote SPOTIFY_CLIENT_ID / SPOTIFY_CLIENT_SECRET / SPOTIFY_REFRESH_TOKEN to .dev.vars\n");
|
|
console.log("for prod, run:");
|
|
console.log(" npx wrangler secret put SPOTIFY_CLIENT_ID");
|
|
console.log(" npx wrangler secret put SPOTIFY_CLIENT_SECRET");
|
|
console.log(" npx wrangler secret put SPOTIFY_REFRESH_TOKEN\n");
|
|
server.close();
|
|
process.exit(0);
|
|
});
|
|
|
|
server.listen(8888, "127.0.0.1");
|