Fix code to work on this decade 1/x

src/funcs/getSpotifyKey.js

@@ -0,0 +1,28 @@
+module.exports = async function (client) {
+
+    const request = require("request");
+
+    const refresh_token = client.config.spotify_refresh_token;
+    const authOptions = {
+        url: "https://accounts.spotify.com/api/token",
+        headers: {
+            Authorization: "Basic " +
+                new Buffer(client.config.spotify_client_id + ":" + client.config.spotify_client_secret).toString("base64"),
+        },
+        form: {
+            grant_type: "refresh_token",
+            refresh_token: refresh_token,
+        },
+        json: true,
+    };
+
+    request.post(authOptions, function (error, response, body) {
+        if (!error && response.statusCode === 200) {
+            client.spotify.setAccessToken(body.access_token);
+            client.config.spotify_access_key = body.access_token
+            if (client.config.devMode) console.log("- Spotify access token set -");
+        } else {
+            console.log("An error occured whilst getting spotify access key");
+        }
+    });
+};