From ac065948eb817aa51eb4cbfcf1493a9142554eae Mon Sep 17 00:00:00 2001
From: onion chunky <78101139+ChunkyProgrammer@users.noreply.github.com>
Date: Wed, 14 Sep 2022 06:53:17 -0400
Subject: [PATCH] add findTab method, find by selected

---
 app/fetchers/playlist.js |  6 +++---
 app/helper.js            | 16 ++++++++++------
 app/youtube-grabber.js   | 28 +++++++---------------------
 3 files changed, 20 insertions(+), 30 deletions(-)

diff --git a/app/fetchers/playlist.js b/app/fetchers/playlist.js
index 7002947..cfa1e61 100644
--- a/app/fetchers/playlist.js
+++ b/app/fetchers/playlist.js
@@ -1,3 +1,4 @@
+const YoutubeGrabberHelper = require('../helper')
 const helper = require('../helper')
 
 class PlaylistFetcher {
@@ -45,9 +46,8 @@ class PlaylistFetcher {
       channelUrl: `https://www.youtube.com/channel/${channelId}`
     }
     let playlistData
-    const playlistTab = channelPageDataResponse.contents.twoColumnBrowseResultsRenderer.tabs.filter(e => {
-      return e.tabRenderer !== undefined && e.tabRenderer.title === 'Playlists'
-    })[0]
+    const playlistTab = YoutubeGrabberHelper.findTab(channelPageDataResponse.contents.twoColumnBrowseResultsRenderer.tabs)
+
     if (playlistTab !== undefined) {
       const tabRenderer = playlistTab.tabRenderer
       playlistData = tabRenderer.content.sectionListRenderer.contents[0].itemSectionRenderer.contents[0].gridRenderer
diff --git a/app/helper.js b/app/helper.js
index 40ea062..df800cc 100644
--- a/app/helper.js
+++ b/app/helper.js
@@ -70,9 +70,8 @@ class YoutubeGrabberHelper {
       channelMetaData = channelPageDataResponse.metadata.channelMetadataRenderer
       channelName = channelMetaData.title
     }
-    const videoTab = channelPageDataResponse.contents.twoColumnBrowseResultsRenderer.tabs.filter(e => {
-      return e.tabRenderer !== undefined && e.tabRenderer.title === 'Videos'
-    })[0]
+    const videoTab = YoutubeGrabberHelper.findTab(channelPageDataResponse.contents.twoColumnBrowseResultsRenderer.tabs)
+
     let channelVideoData
     if (videoTab !== undefined) {
       channelVideoData = channelPageDataResponse.contents.twoColumnBrowseResultsRenderer.tabs[1].tabRenderer.content.sectionListRenderer.contents[0].itemSectionRenderer.contents[0].gridRenderer
@@ -307,9 +306,8 @@ class YoutubeGrabberHelper {
         alertMessage: contentDataJSON.alerts[0].alertRenderer.text.simpleText
       }
     }
-    const communityTab = contentDataJSON.contents.twoColumnBrowseResultsRenderer.tabs.filter(e => {
-      return e.tabRenderer !== undefined && e.tabRenderer.title === 'Community'
-    })[0]
+    const communityTab = YoutubeGrabberHelper.findTab(contentDataJSON.contents.twoColumnBrowseResultsRenderer.tabs)
+
     if (communityTab) {
       contentDataJSON = contentDataJSON.contents.twoColumnBrowseResultsRenderer.tabs[3].tabRenderer.content.sectionListRenderer.contents[0].itemSectionRenderer
       if ('continuationItemRenderer' in contentDataJSON.contents[contentDataJSON.contents.length - 1]) {
@@ -689,6 +687,12 @@ class YoutubeGrabberHelper {
     return { response: channelPageResponse, channelIdType: 3 }
   }
 
+  static findTab(tab) {
+    return tab.find((data) =>
+      data?.tabRenderer?.selected === true
+    )
+  }
+
   static create(httpsAgent) {
     return new YoutubeGrabberHelper(httpsAgent)
   }
diff --git a/app/youtube-grabber.js b/app/youtube-grabber.js
index 34d6a95..59aa5df 100644
--- a/app/youtube-grabber.js
+++ b/app/youtube-grabber.js
@@ -65,16 +65,10 @@ class YoutubeGrabber {
       .filter(tab => tab.tabRenderer !== undefined && tab.tabRenderer !== null)
       .map(tab => tab.tabRenderer.title)
 
-    const channelsTab = headerTabs.filter((data) => {
-      if (typeof data.tabRenderer !== 'undefined') {
-        return data.tabRenderer.title === 'Channels'
-      }
-
-      return false
-    })
+    const channelsTab = YoutubeGrabberHelper.findTab(headerTabs)
     let featuredChannels = {}
-    if (channelsTab.length > 0) {
-      featuredChannels = channelsTab[0].tabRenderer.content.sectionListRenderer.contents[0].itemSectionRenderer.contents[0]
+    if (channelsTab !== undefined) {
+      featuredChannels = channelsTab.tabRenderer.content.sectionListRenderer.contents[0].itemSectionRenderer.contents[0]
     }
     let relatedChannels = []
     let relatedChannelsContinuation = null
@@ -477,12 +471,8 @@ class YoutubeGrabber {
       }
     }
     const headerTabs = channelPageDataResponse.contents.twoColumnBrowseResultsRenderer.tabs
-    const aboutTab = headerTabs.filter((data) => {
-      if (typeof data.tabRenderer !== 'undefined') {
-        return data.tabRenderer.title === 'About'
-      }
-      return false
-    })[0]
+    const aboutTab = YoutubeGrabberHelper.findTab(headerTabs)
+
     let views = '0'
     let location = 'unknown'
     let joined = null
@@ -539,13 +529,9 @@ class YoutubeGrabber {
       channelName: channelName,
       channelUrl: channelUrl
     }
-    const homeTab = headerTabs.filter((data) => {
-      if (typeof data.tabRenderer !== 'undefined') {
-        return data.tabRenderer.title === 'Home'
-      }
 
-      return false
-    })[0]
+    const homeTab = YoutubeGrabberHelper.findTab(headerTabs)
+
     let featuredVideo = null
     let homeItems = []
     if (homeTab !== undefined) {