feat(parser): add MusicCardShelf (#358)

src/parser/classes/MusicCardShelf.ts

@@ -0,0 +1,48 @@
+import { ObservedArray, YTNode } from '../helpers.js';
+import Parser, { RawNode } from '../index.js';
+import Button from './Button.js';
+import Menu from './menus/Menu.js';
+import Text from './misc/Text.js';
+import MusicCardShelfHeaderBasic from './MusicCardShelfHeaderBasic.js';
+import MusicInlineBadge from './MusicInlineBadge.js';
+import MusicItemThumbnailOverlay from './MusicItemThumbnailOverlay.js';
+import MusicThumbnail from './MusicThumbnail.js';
+import NavigationEndpoint from './NavigationEndpoint.js';
+
+export default class MusicCardShelf extends YTNode {
+  static type = 'MusicCardShelf';
+
+  thumbnail: MusicThumbnail | null;
+  title: Text;
+  subtitle: Text;
+  buttons: ObservedArray<Button> | null;
+  menu: Menu | null;
+  on_tap: NavigationEndpoint;
+  header: MusicCardShelfHeaderBasic | null;
+  end_icon_type?: string;
+  subtitle_badges: ObservedArray<MusicInlineBadge>;
+  thumbnail_overlay: MusicItemThumbnailOverlay | null;
+  contents?: ObservedArray<YTNode> | null;
+
+  constructor(data: RawNode) {
+    super();
+    this.thumbnail = Parser.parseItem(data.thumbnail, MusicThumbnail);
+    this.title = new Text(data.title);
+    this.subtitle = new Text(data.subtitle);
+    this.buttons = Parser.parseArray(data.buttons, Button);
+    this.menu = Parser.parseItem(data.menu, Menu);
+    this.on_tap = new NavigationEndpoint(data.onTap);
+    this.header = Parser.parseItem(data.header, MusicCardShelfHeaderBasic);
+
+    if (Reflect.has(data, 'endIcon') && Reflect.has(data.endIcon, 'iconType')) {
+      this.end_icon_type = data.endIcon.iconType;
+    }
+
+    this.subtitle_badges = Parser.parseArray(data.subtitleBadges, MusicInlineBadge);
+    this.thumbnail_overlay = Parser.parseItem(data.thumbnailOverlay, MusicItemThumbnailOverlay);
+
+    if (Reflect.has(data, 'contents')) {
+      this.contents = Parser.parseArray(data.contents);
+    }
+  }
+}

src/parser/classes/MusicCardShelfHeaderBasic.ts

@@ -0,0 +1,14 @@
+import { YTNode } from '../helpers.js';
+import { RawNode } from '../index.js';
+import Text from './misc/Text.js';
+
+export default class MusicCardShelfHeaderBasic extends YTNode {
+  static type = 'MusicCardShelfHeaderBasic';
+
+  title: Text;
+
+  constructor(data: RawNode) {
+    super();
+    this.title = new Text(data.title);
+  }
+}