adding ability to switch user on library selection screen

adding backend to support loading libraries

api/queries/functions/api.ts

@@ -1,6 +1,6 @@
 import { Api } from "@jellyfin/sdk";
-import { client } from "../../queries";
 import { fetchCredentials } from "./storage";
+import { client } from "../../client";
 
 /**
  * A promise to build an authenticated Jellyfin API client

api/queries/functions/libraries.ts

@@ -0,0 +1,14 @@
+import { Api } from "@jellyfin/sdk";
+import { getItemsApi } from "@jellyfin/sdk/lib/utils/api/items-api";
+import _ from "lodash";
+
+
+export const fetchMusicLibraries = async (api: Api) => {
+
+    let libraries = await getItemsApi(api).getItems();
+
+    if (_.isUndefined(libraries.data.Items))
+        return Promise.reject("No libraries found on Jellyfin");
+
+    return libraries.data.Items!.filter(library => library.CollectionType == 'music')
+}

api/queries/libraries.ts

@@ -0,0 +1,9 @@
+import { useQuery } from "@tanstack/react-query";
+import { QueryKeys } from "../../enums/query-keys";
+import { fetchMusicLibraries } from "./functions/libraries";
+import { Api } from "@jellyfin/sdk";
+
+export const useLibraries = (api: Api) => useQuery({
+    queryKey: [QueryKeys.Libraries],
+    queryFn: () => fetchMusicLibraries(api)
+});

api/queries/public.ts

@@ -1,6 +1,5 @@
 import { useQuery } from "@tanstack/react-query";
 import { QueryKeys } from "../../enums/query-keys";
-import { usePublicApi } from "../queries";
 import { getSystemApi } from "@jellyfin/sdk/lib/utils/api/system-api";
 import { createPublicApi } from "./functions/api";