Larger refactoring and added avoidlist

helpers/get-random-sound-file-path.ts

@@ -0,0 +1,11 @@
+import * as fileSystem from 'fs';
+
+export const soundsDirectory = './sounds/';
+/**
+ * Returns a random sound file from the sounds directory.
+ * @returns string - The path to a random sound file.
+ */
+export function getRandomSoundFilePath(): string {
+    const allSoundFilesAsArray = fileSystem.readdirSync(soundsDirectory).filter(file => file.endsWith('.mp3'));
+    return soundsDirectory + allSoundFilesAsArray[Math.floor(Math.random() * allSoundFilesAsArray.length)];
+}