refactor

src/subsonic/navidrome.ts

@@ -1,5 +1,14 @@
-import { ArtistSummary, Sortable } from "../music_service";
-import { artistImageURN } from "./library";
+import { option as O, taskEither as TE } from "fp-ts";
+import * as A from "fp-ts/Array";
+import { pipe } from "fp-ts/lib/function";
+import { ordString } from "fp-ts/lib/Ord";
+import { inject } from "underscore";
+import _ from "underscore";
+import axios from "axios";
+
+import { SubsonicCredentials, SubsonicMusicLibrary } from ".";
+import { ArtistQuery, ArtistSummary, AuthFailure, Credentials, Result, Sortable } from "../music_service";
+import { artistImageURN } from "./generic";
 
 export type NDArtist = {
   id: string;
@@ -20,3 +29,67 @@ export const artistSummaryFromNDArtist = (
   }),
 });
 
+
+export const navidromeMusicLibrary = (
+  url: string,
+  subsonicLibrary: SubsonicMusicLibrary,
+  subsonicCredentials: SubsonicCredentials
+): SubsonicMusicLibrary => ({
+  ...subsonicLibrary,
+  flavour: () => "navidrome",
+  bearerToken: (
+    credentials: Credentials
+  ): TE.TaskEither<Error, string | undefined> =>
+    pipe(
+      TE.tryCatch(
+        () =>
+          // todo: not hardcode axios in here
+          axios({
+            method: "post",
+            baseURL: url,
+            url: `/auth/login`,
+            data: _.pick(credentials, "username", "password"),
+          }),
+        () => new AuthFailure("Failed to get bearerToken")
+      ),
+      TE.map((it) => it.data.token as string | undefined)
+    ),
+  artists: async (
+    q: ArtistQuery
+  ): Promise<Result<ArtistSummary & Sortable>> => {
+    let params: any = {
+      _sort: "name",
+      _order: "ASC",
+      _start: q._index || "0",
+    };
+    if (q._count) {
+      params = {
+        ...params,
+        _end: (q._index || 0) + q._count,
+      };
+    }
+
+    const x: Promise<Result<ArtistSummary & Sortable>> = axios
+      .get(`${url}/api/artist`, {
+        params: asURLSearchParams(params),
+        headers: {
+          "User-Agent": USER_AGENT,
+          "x-nd-authorization": `Bearer ${subsonicCredentials.bearer}`,
+        },
+      })
+      .catch((e) => {
+        throw `Navidrome failed with: ${e}`;
+      })
+      .then((response) => {
+        if (response.status != 200 && response.status != 206) {
+          throw `Navidrome failed with a ${response.status || "no!"} status`;
+        } else return response;
+      })
+      .then((it) => ({
+        results: (it.data as NDArtist[]).map(artistSummaryFromNDArtist),
+        total: Number.parseInt(it.headers["x-total-count"] || "0"),
+      }));
+
+    return x;
+  },
+});