Merge pull request #3183 from 11Tuvork28/fix-selected-key-missing

src/invidious/channels/community.cr

@@ -13,13 +13,11 @@ def fetch_channel_community(ucid, continuation, locale, format, thin_mode)
 
   if !continuation || continuation.empty?
     initial_data = extract_initial_data(response.body)
-    body = initial_data["contents"]?.try &.["twoColumnBrowseResultsRenderer"]["tabs"].as_a.select { |tab| tab["tabRenderer"]?.try &.["selected"].as_bool.== true }[0]?
+    body = extract_selected_tab(initial_data["contents"]["twoColumnBrowseResultsRenderer"]["tabs"])["content"]["sectionListRenderer"]["contents"][0]["itemSectionRenderer"]
 
     if !body
       raise InfoException.new("Could not extract community tab.")
     end
-
-    body = body["tabRenderer"]["content"]["sectionListRenderer"]["contents"][0]["itemSectionRenderer"]
   else
     continuation = produce_channel_community_continuation(ucid, continuation)
 

src/invidious/yt_backend/extractors.cr

@@ -417,7 +417,7 @@ private module Extractors
   #     {"tabRenderer":  {
   #       "endpoint": {...}
   #       "title": "Playlists",
-  #       "selected": true,
+  #       "selected": true, # Is nil unless tab is selected
   #       "content": {...},
   #       ...
   #     }}

src/invidious/yt_backend/extractors_utils.cr

@@ -84,7 +84,7 @@ end
 
 def extract_selected_tab(tabs)
   # Extract the selected tab from the array of tabs Youtube returns
-  return selected_target = tabs.as_a.select(&.["tabRenderer"]?.try &.["selected"].as_bool)[0]["tabRenderer"]
+  return selected_target = tabs.as_a.select(&.["tabRenderer"]?.try &.["selected"]?.try &.as_bool)[0]["tabRenderer"]
 end
 
 def fetch_continuation_token(items : Array(JSON::Any))