#4 added extra task to track part task

src/services/tracksService.ts

@@ -3,6 +3,7 @@ import { EStatuses } from "../enum/EStatuses";
 import IResponse from "../interfaces/IResponse";
 import ITrack from "../interfaces/ITrack";
 import ITrackDto from "../interfaces/ITrackDto";
+import { Album } from "../models/Album";
 import { Track } from "../models/Track";
 
 
@@ -13,6 +14,8 @@ export class TracksService {
             let data
             if (req.query.album){
                 data = await Track.find({album: req.query.album}).populate('album')
+            } else if (req.query.artist){
+                data = await Track.find({album: await Album.find({artist: req.query.artist})}).populate('album')
             } else{
                 data = await Track.find().populate('album')
             }