feat: add support for captions

lib/core/VideoInfo.js

@@ -81,6 +81,11 @@ class VideoInfo {
      * @type {import('../parser/contents/classes/Endscreen')}
      */
     this.endscreen = info.endscreen;
+
+    /**
+     * @type {import('../parser/contents/classes/PlayerCaptionsTracklist')}
+     */
+    this.captions = info.captions;
     
     /**
      * @type {import('../parser/contents/classes/CardCollection')}

lib/parser/contents/classes/Author.js

@@ -15,8 +15,8 @@ class Author {
     this.endpoint = nav_text.runs[0].endpoint;
     this.badges = badges || [];
     
-    this.is_verified = badges?.some((badge) => badge.style == 'BADGE_STYLE_TYPE_VERIFIED') || false;
-    this.is_verified_artist = badges?.some((badge) => badge.style == 'BADGE_STYLE_TYPE_VERIFIED_ARTIST') || false;
+    this.is_verified = badges?.some((badge) => badge.style == 'BADGE_STYLE_TYPE_VERIFIED') || null;
+    this.is_verified_artist = badges?.some((badge) => badge.style == 'BADGE_STYLE_TYPE_VERIFIED_ARTIST') || null;
   }
 }
 

lib/parser/contents/classes/CommentsEntryPointHeader.js

@@ -9,8 +9,8 @@ class CommentsEntryPointHeader {
   constructor(data) {
     this.header = new Text(data.headerText);
     this.comment_count = new Text(data.commentCount);
-    this.teaser_avatar = new Thumbnail(data.teaserAvatar).thumbnails;
-    this.teaser_content = new Text(data.teaserContent);
+    this.teaser_avatar = new Thumbnail(data.teaserAvatar || data.simpleboxAvatar).thumbnails;
+    this.teaser_content = new Text(data.simpleboxPlaceholder);
   }
 }
 

lib/parser/contents/classes/PlayerCaptionsTracklist.js

@@ -0,0 +1,29 @@
+'use strict';
+
+const Text = require('./Text');
+
+class PlayerCaptionsTracklist {
+  type = 'playerCaptionsTracklistRenderer'
+
+  constructor(data) {
+    this.caption_tracks = data.captionTracks.map((ct) => ({
+      base_url: ct.baseUrl,
+      name: new Text(ct.name),
+      vss_id: ct.vssId,
+      language_code: ct.languageCode,
+      kind: ct.kind,
+      is_translatable: ct.isTranslatable
+    }));
+    
+    this.audio_tracks = data.audioTracks.map((at) => ({
+      caption_track_indices: at.captionTrackIndices
+    }));
+    
+    this.translation_languages = data.translationLanguages.map((tl) => ({
+      language_code: tl.languageCode,
+      language_name: new Text(tl.languageName)
+    }));
+  }
+}
+
+module.exports = PlayerCaptionsTracklist;

lib/parser/contents/classes/VideoDetails.js

@@ -7,7 +7,7 @@ class VideoDetails {
     this.id = data.videoId;
     this.title = data.title;
     this.duration = parseInt(data.lengthSeconds);
-    this.keywords = data.keywords;
+    this.keywords = data.keywords || [];
     this.channel_id = data.channelId;
     this.is_owner_viewing = data.isOwnerViewing;
     this.description = data.shortDescription;