fix asynchronous code

spooty-be/src/playlist/playlist.controller.ts

@@ -1,16 +1,13 @@
 import {Body, Controller, Get, Post} from '@nestjs/common';
-const fetch = require('isomorphic-unfetch');
-const { getData, getPreview, getTracks, getDetails } = require('spotify-url-info')(fetch);
 import {PlaylistService} from "./playlist.service";
 import {PlaylistModel} from "./playlist.model";
-import {TrackService} from "../track/track.service";
+import {PlaylistEntity} from "./playlist.entity";
 
 @Controller('playlist')
 export class PlaylistController {
 
     constructor(
         private readonly service: PlaylistService,
-        private readonly trackService: TrackService,
     ) {
     }
 
@@ -20,16 +17,7 @@ export class PlaylistController {
     }
 
     @Post()
-    async create(@Body() playlist: PlaylistModel): Promise<void> {
-        await getDetails(playlist.spotifyUrl).then(async details => {
-            const savedPlaylist = await this.service.create({...playlist, name: details.preview.title});
-            details.tracks.forEach(track => {
-                this.trackService.create({
-                    artist: track.artist,
-                    song: track.name,
-                    spotifyUrl: track.previewUrl,
-                }, savedPlaylist);
-            });
-        });
+    async create(@Body() playlist: PlaylistModel): Promise<PlaylistEntity> {
+        return await this.service.create(playlist);
     }
 }