fix: fix channel extraction in MoreVideoInfosResponse for multichannel videos and improve performance

Author: b5i

Sources/YouTubeKit/BaseStructs/YTPlaylist.swift

@@ -100,7 +100,7 @@ public struct YTPlaylist: YTSearchResult, Sendable {
 
         mainLoop: for thumbnailOverlay in json["contentImage", "collectionThumbnailViewModel", "primaryThumbnail", "thumbnailViewModel", "overlays"].arrayValue {
             for thumbnailBadge in thumbnailOverlay["thumbnailOverlayBadgeViewModel", "thumbnailBadges"].arrayValue {
-                if thumbnailBadge["thumbnailBadgeViewModel", "icon", "sources"].arrayValue.first?["clientResource", "imageName"].string == "PLAYLISTS", let text = thumbnailBadge["thumbnailBadgeViewModel", "text"].string {
+                if thumbnailBadge["thumbnailBadgeViewModel", "icon", "sources", 0, "clientResource", "imageName"].string == "PLAYLISTS", let text = thumbnailBadge["thumbnailBadgeViewModel", "text"].string {
                     playlist.videoCount = text
                     break mainLoop
                 }

Sources/YouTubeKit/YouTubeResponseTypes/AuthenticatedResponses/HistoryActions/HistoryResponse.swift

@@ -82,7 +82,7 @@ public struct HistoryResponse: AuthenticatedContinuableResponse {
                 for shortJSON in videoJSON["reelShelfRenderer", "items"].arrayValue {
                     if let short = YTVideo.decodeShortFromJSON(json: shortJSON["reelItemRenderer"]) ?? YTVideo.decodeShortFromLockupJSON(json: shortJSON["shortsLockupViewModel"]) {
                         block.shorts.append(short)
-                        block.suppressTokens.append(shortJSON["reelItemRenderer", "menu", "menuRenderer", "items"].arrayValue.first?["menuServiceItemRenderer", "serviceEndpoint", "feedbackEndpoint", "feedbackToken"].string)
+                        block.suppressTokens.append(shortJSON["reelItemRenderer", "menu", "menuRenderer", "items", 0, "menuServiceItemRenderer", "serviceEndpoint", "feedbackEndpoint", "feedbackToken"].string)
                     }
                 }
                 toAppend.contentsArray.append(block)

Sources/YouTubeKit/YouTubeResponseTypes/AuthenticatedResponses/HistoryActions/RemoveVideoFromHistroryResponse.swift

@@ -24,7 +24,7 @@ public struct RemoveVideoFromHistroryResponse: SimpleActionAuthenticatedResponse
         guard !(json["responseContext", "mainAppWebResponseContext", "loggedOut"].bool ?? true) else { return toReturn }
 
         toReturn.isDisconnected = false
-        toReturn.success = json["feedbackResponses"].arrayValue.first?["isProcessed"].bool == true
+        toReturn.success = json["feedbackResponses", 0, "isProcessed"].bool == true
 
         return toReturn
     }

Sources/YouTubeKit/YouTubeResponseTypes/ChannelInfos/ChannelInfosResponse.swift

@@ -281,7 +281,7 @@ public struct ChannelInfosResponse: YouTubeResponse {
 
         // TODO: implement badges extraction via dynamicTextViewModel -> text -> attachmentRuns
 
-        self.subscriberCount = !metadataRows.arrayValue.isEmpty ? metadataRows.arrayValue.last!["metadataParts"].arrayValue.first?["text", "content"].string : nil
+        self.subscriberCount = !metadataRows.arrayValue.isEmpty ? metadataRows.arrayValue.last!["metadataParts", 0 "text", "content"].string : nil
 
         self.videoCount = !metadataRows.arrayValue.isEmpty ? metadataRows.arrayValue.last!["metadataParts"].arrayValue.count > 1 ? metadataRows.arrayValue.last!["metadataParts"].arrayValue[1]["text", "content"].string : nil : nil
 

Sources/YouTubeKit/YouTubeResponseTypes/VideoInfos/MoreVideoInfosResponse.swift

@@ -158,12 +158,20 @@ public struct MoreVideoInfosResponse: YouTubeResponse {
                 let videoSecondaryInfos = contentPart["videoSecondaryInfoRenderer"]
                 if videoSecondaryInfos["owner"].exists() {
                     let channel = videoSecondaryInfos["owner", "videoOwnerRenderer"]
-                    if let channelId = channel["title", "runs"].arrayValue.first?["navigationEndpoint", "browseEndpoint", "browseId"].string {
+                    if let channelId = channel["title", "runs", 0, "navigationEndpoint", "browseEndpoint", "browseId"].string {
                         var videoChannel = YTChannel(channelId: channelId)
-                        videoChannel.name = channel["title", "runs"].arrayValue.first?["text"].string
+                        videoChannel.name = channel["title", "runs", 0, "text"].string
                         YTThumbnail.appendThumbnails(json: channel["thumbnail"], thumbnailList: &videoChannel.thumbnails)
                         videoChannel.subscriberCount = channel["subscriberCountText", "simpleText"].string
                         toReturn.channel = videoChannel
+                    } else if let channelId = videoSecondaryInfos["owner", "videoOwnerRenderer", "title", "runs", 0, "navigationEndpoint", "showDialogCommand", "panelLoadingStrategy", "inlineContent", "dialogViewModel", "customContent", "listViewModel", "listItems", 0, "listItemViewModel", "title", "commandRuns", 0, "onTap", "innertubeCommand", "browseEndpoint", "browseId"].string {
+                        // case where there's mutliple collaborators on a video
+                        // TODO: support mutliple channels
+                        let channelContent = videoSecondaryInfos["owner", "videoOwnerRenderer", "title", "runs", 0, "navigationEndpoint", "showDialogCommand", "panelLoadingStrategy", "inlineContent", "dialogViewModel", "customContent", "listViewModel", "listItems", 0, "listItemViewModel"]
+                        var channel = YTChannel(name: channelContent["title", "content"].string, channelId: channelId)
+                        YTThumbnail.appendThumbnails(json: channelContent["leadingAccessory", "avatarViewModel"], thumbnailList: &channel.thumbnails)
+                        
+                        toReturn.channel = channel
                     }
                 }
                 if isAccountConnected {