fix: refactor JellyfinApi to be less burdensome to implement

Also, automatically catch errors

src/utility/JellyfinApi/playlist.ts

@@ -0,0 +1,38 @@
+import { AlbumTrack, Playlist } from '@/store/music/types';
+import { asyncFetchStore, fetchApi } from './lib';
+
+const playlistOptions = {
+    SortBy: 'SortName',
+    SortOrder: 'Ascending',
+    IncludeItemTypes: 'Playlist',
+    Recursive: 'true',
+    Fields: 'PrimaryImageAspectRatio,SortName,BasicSyncInfo,DateCreated',
+    ImageTypeLimit: '1',
+    EnableImageTypes: 'Primary,Backdrop,Banner,Thumb',
+    MediaTypes: 'Audio',
+};
+
+/**
+ * Retrieve all albums that are available on the Jellyfin server
+ */
+export async function retrieveAllPlaylists() {
+    const playlistParams = new URLSearchParams(playlistOptions).toString();
+    
+    return fetchApi<{ Items: Playlist[] }>(({ user_id }) => `/Users/${user_id}/Items?${playlistParams}`)
+        .then((d) => d.Items);
+}
+
+/**
+ * Retrieve all albums that are available on the Jellyfin server
+ */
+export async function retrievePlaylistTracks(ItemId: string) {
+    const credentials = asyncFetchStore().getState().settings.jellyfin;
+    const singlePlaylistOptions = {
+        SortBy: 'SortName',
+        UserId: credentials?.user_id || '',
+    };
+    const singlePlaylistParams = new URLSearchParams(singlePlaylistOptions).toString();
+
+    return fetchApi<{ Items: AlbumTrack[] }>(`/Playlists/${ItemId}/Items?${singlePlaylistParams}`)
+        .then((d) => d.Items);
+}