implemented first version of the modular IPC system

services/modules/extraction/ffmpegExtractor.js

@@ -32,11 +32,11 @@ module.exports = {
             hideCursor: true
         });
         try {
-            // if (meta.url === `file://${process.argv[1]}`) {
+            return new Promise((resolve, reject) => {
                 this.extractAudioFromVideo(parameter.inputVideoPath, progressBar, parameter.outputType)
-                    .then(() => console.log('Audio extraction successful.'))
+                    .then((resp) => resolve(resp))
                     .catch((err) => console.error(err));
-            // }
+            })
         } catch (error) {
             console.log(parameter.outputType);
             
@@ -75,7 +75,7 @@ module.exports = {
                     progressBar.update(100, { timemark: 'done' });
                     progressBar.stop();
                     console.log(`Extraction completed: ${outputAudioPath}`);
-                    resolve();
+                    resolve(outputAudioPath);
                 })
                 .on('error', (err) => {
                     progressBar.stop();