Added scrobbling functionality. Changes all around to support scrobbling, such as named trackers and configuration changes.

services/scrobblers/maloja-scrobbler.js

@@ -0,0 +1,43 @@
+const axios = require("axios");
+
+class MalojaScrobbler {
+  #config = null;
+  #counter = 0;
+
+  constructor(config) {
+    this.#config = config;
+
+    if (!config.name)
+      throw new Error("Invalid name for Maloja scrobber.");
+    if (!config.url)
+      throw new Error(`Invalid url for Maloja scrobbler '${this.name}'.`);
+    if (!config.token)
+      throw new Error(`Invalid token for Maloja scrobbler '${this.name}'.`)
+  }
+
+  get counter() {
+    return this.#counter;
+  }
+
+  get name() {
+    return this.#config.name;
+  }
+
+  async scrobble(song, progress, start) {
+    const url = new URL(this.#config.url);
+    url.pathname += "/apis/mlj_1/newscrobble";
+    url.search = "?key=" + this.#config.token;
+    await axios.post(url.toString(), {
+      title: song.name,
+      album: song.album,
+      artists: song.artists,
+      duration: Math.round(progress / 1000),
+      length: Math.round(song.duration / 1000),
+      //time: start
+    });
+
+    this.#counter++;
+  }
+}
+
+module.exports = MalojaScrobbler;