Workaround YouTube returning empty pages on the channel live tab (#4914)

src/renderer/helpers/api/local.js

@@ -331,15 +331,24 @@ export async function getLocalChannelLiveStreams(id) {
       // it has some empty fields in the protobuf but it doesn't work if you remove them)
     }))
 
-    const liveStreamsTab = new YT.Channel(null, response)
+    let liveStreamsTab = new YT.Channel(innertube.actions, response)
     const { id: channelId = id, name, thumbnailUrl } = parseLocalChannelHeader(liveStreamsTab)
 
     let videos
 
     // if the channel doesn't have a live tab, YouTube returns the home tab instead
     // so we need to check that we got the right tab
     if (liveStreamsTab.current_tab?.endpoint.metadata.url?.endsWith('/streams')) {
-      videos = parseLocalChannelVideos(liveStreamsTab.videos, channelId, name)
+      // work around YouTube bug where it will return a bunch of responses with only continuations in them
+      // e.g. https://www.youtube.com/@TWLIVES/streams
+
+      let tempVideos = liveStreamsTab.videos
+      while (tempVideos.length === 0 && liveStreamsTab.has_continuation) {
+        liveStreamsTab = await liveStreamsTab.getContinuation()
+        tempVideos = liveStreamsTab.videos
+      }
+
+      videos = parseLocalChannelVideos(tempVideos, channelId, name)
     } else {
       videos = []
     }

src/renderer/views/Channel/Channel.js

@@ -902,7 +902,16 @@ export default defineComponent({
           return
         }
 
-        this.latestLive = parseLocalChannelVideos(liveTab.videos, this.id, this.channelName)
+        // work around YouTube bug where it will return a bunch of responses with only continuations in them
+        // e.g. https://www.youtube.com/@TWLIVES/streams
+
+        let videos = liveTab.videos
+        while (videos.length === 0 && liveTab.has_continuation) {
+          liveTab = await liveTab.getContinuation()
+          videos = liveTab.videos
+        }
+
+        this.latestLive = parseLocalChannelVideos(videos, this.id, this.channelName)
         this.liveContinuationData = liveTab.has_continuation ? liveTab : null
         this.isElementListLoading = false