fm command defaults to displaying the current scrobble

util/lastfm/displayCurrentScrobble.js

@@ -0,0 +1,48 @@
+require("dotenv").config();
+module.exports = async function(userID) {
+    let sendText = "";
+    let scrobble = {};
+    const apiKey = process.env.LAST_FM_API_KEY;
+    let lastfmUsername = await new Promise((resolve, reject)=>{
+        const sqlite3 = require('sqlite3').verbose();
+        const db = new sqlite3.Database('data/database.db');
+        db.get(
+            `SELECT * FROM lastfm WHERE userID = ?`,
+            [userID],
+            (error, row) => {
+                if (error) {
+                    console.error(error);
+                    reject(error);
+                } else {
+                    if (row == undefined) {
+                        resolve(undefined);
+                    }
+                    resolve(row.lastfmUsername);
+                }
+                db.close();
+            }
+        );
+    });
+    if(lastfmUsername != undefined){
+        scrobble = await new Promise ((resolve, reject) => {
+        fetch(`https://ws.audioscrobbler.com/2.0/?method=user.getrecenttracks&user=${lastfmUsername}&api_key=${apiKey}&format=json`)
+        .then(response => response.json())
+        .then(data => {
+            let scrobble = {};
+            let track = data.recenttracks.track[0];
+            scrobble.artist = track.artist["#text"];
+            scrobble.song = track.name;
+            scrobble.album = track.album["#text"];
+            resolve(scrobble);
+        })
+        .catch(error => {
+            console.error(error);
+            reject(error);
+        });
+    });
+    sendText = `Currently scrobbling:\n${scrobble.artist} - ${scrobble.song}\nAlbum: ${scrobble.album}`;
+    } else {
+        sendText = "You haven't set your last.fm username yet. Use `fm set <lastfm_username>` to set it.";
+    }
+    return sendText;
+}