Improved lyric syncing, fetch

- uses a somewhat more sane way to parse lyrics and teardown timeouts
- adds 'seeked' to setCurrentTime to make detecting seeks in lyric much easier
- adds ability to fetch lyrics from genius/netease (desktop only)

src/main/features/core/lyrics/index.ts

@@ -0,0 +1,26 @@
+import { QueueSong } from '/@/renderer/api/types';
+import { query as queryGenius } from './genius';
+import { query as queryNetease } from './netease';
+import { LyricSource } from '../../../../renderer/types';
+import { ipcMain } from 'electron';
+import { getMainWindow } from '../../../main';
+import { store } from '../settings/index';
+
+type SongFetcher = (song: QueueSong) => Promise<string | null>;
+
+const FETCHERS: Record<LyricSource, SongFetcher> = {
+  [LyricSource.GENIUS]: queryGenius,
+  [LyricSource.NETEASE]: queryNetease,
+};
+
+ipcMain.on('lyric-fetch', async (_event, song: QueueSong) => {
+  const sources = store.get('lyrics', []) as LyricSource[];
+
+  for (const source of sources) {
+    const lyric = await FETCHERS[source](song);
+    if (lyric) {
+      getMainWindow()?.webContents.send('lyric-get', song.name, source, lyric);
+      break;
+    }
+  }
+});