add innerTube as primary videoInfo endpoint

- drop videoInfo.genreUrl since it's always empty
- bump ts target to ES2021 for Promise.any
- fix mocks to return err: false
- get maxResThumbnail from static endpoint

src/utils/getVideoDetails.ts

@@ -0,0 +1,59 @@
+import { config } from "../config";
+import { innerTubeVideoDetails } from "../types/innerTubeApi.model";
+import { APIVideoData } from "../types/youtubeApi.model";
+import { YouTubeAPI } from "../utils/youtubeApi";
+import { getPlayerData } from "../utils/innerTubeAPI";
+
+export interface videoDetails {
+  videoId: string,
+  duration: number,
+  authorId: string,
+  authorName: string,
+  title: string,
+  published: number,
+  thumbnails: {
+    url: string,
+    width: number,
+    height: number,
+  }[]
+}
+
+const convertFromInnerTube = (input: innerTubeVideoDetails): videoDetails => ({
+    videoId: input.videoId,
+    duration: Number(input.lengthSeconds),
+    authorId: input.channelId,
+    authorName: input.author,
+    title: input.title,
+    published: new Date(input.publishDate).getTime()/1000,
+    thumbnails: input.thumbnail.thumbnails
+});
+
+const convertFromNewLeaf = (input: APIVideoData): videoDetails => ({
+    videoId: input.videoId,
+    duration: input.lengthSeconds,
+    authorId: input.authorId,
+    authorName: input.author,
+    title: input.title,
+    published: input.published,
+    thumbnails: input.videoThumbnails
+});
+
+async function newLeafWrapper(videoId: string, ignoreCache: boolean) {
+    const result = await YouTubeAPI.listVideos(videoId, ignoreCache);
+    return result?.data ?? Promise.reject();
+}
+
+export function getVideoDetails(videoId: string, ignoreCache = false): Promise<videoDetails> {
+    if (!config.newLeafURLs) {
+        return getPlayerData(videoId)
+            .then(data => convertFromInnerTube(data));
+    }
+    return Promise.any([
+        newLeafWrapper(videoId, ignoreCache)
+            .then(videoData => convertFromNewLeaf(videoData)),
+        getPlayerData(videoId)
+            .then(data => convertFromInnerTube(data))
+    ]).catch(() => {
+        return null;
+    });
+}