working example

src/view/MusicComponent.ts

@@ -1,23 +1,37 @@
 
 import { MusicCatalogService } from "../domain/services/MusicCatalogService"
 import { IMusicRepository } from "../domain/ports/IMusicRepository";
-
-import { VinylCatalog } from "../adapters/music/VinylCatalog"
+import { Track } from "../domain/models/Track";
+import { VinylCatalog } from "../adapters/music/VinylCatalog";
 
 export class MusicComponent {
     constructor() {
 
-        let container = {
-            IMusicRepository: () => new VinylCatalog()
+        let container : any = { };
+
+        let register = (name : string, fn : Function) => {
+            container[name] = fn;
         };
 
         let inject = (name : string) : any => {
             if (container[name]) {
-                return container[name];
+                return container[name]();
             }
             throw new Error(`Failed to resolve ${name}`)
         };
-        let musicCatalogService = new MusicCatalogService(inject("IMusicRepository") as IMusicRepository);
 
+        console.log('registering IMusicRepository');
+        register('IMusicRepository', () => new VinylCatalog());
+
+        let musicRepository = inject("IMusicRepository") as IMusicRepository;
+        console.log('IMusicRepository is', musicRepository);
+
+        let musicCatalogService = new MusicCatalogService(musicRepository);
+
+        let track = new Track(8, "Niels 1st", "Niels Kooiman", 45);
+        musicCatalogService.add(track);
+
+        let tracks = musicCatalogService.get();
+        console.log(tracks);
     }
 }