iOS Upload Video with video information GTLServiceYoutube - ios

Question

i want to upload video to youtube channel.i tried with following Code.the bellow code work to upload video but the problem is, i can't attach its information(Video Title,Description & Tags).after uploading it shows only video title as a "unknown" and no tags or description .i've seen CodingTofu , Dev7Dev Blog- iOS Sample Code and many other Q&A but i can't understand where i'm making mistake.
NSString* title = video.title;
NSString* description = video.videoDescription;
NSData* data = video.data;
NSMutableArray* tags = video.tags.mutableCopy;
GTLYouTubeVideo *yVideo = [GTLYouTubeVideo object];
GTLYouTubeVideoSnippet *snippet = [GTLYouTubeVideoSnippet alloc];
snippet.title = title;
snippet.descriptionProperty = description;
[tags addObject:DEFAULT_KEYWORD];
NSString* tag = [UploadController generateKeywordFromPlaylistId:UPLOAD_PLAYLIST];
[tags addObject:tag];
snippet.tags = tags;
GTLYouTubeVideoStatus *status = [GTLYouTubeVideoStatus alloc];
status.privacyStatus = #"public";
GTLUploadParameters *uploadParameters = [GTLUploadParameters uploadParametersWithData:data MIMEType:#"video/*"];
GTLQueryYouTube *query = [GTLQueryYouTube queryForVideosInsertWithObject:yVideo part:#"snippet,status" uploadParameters:uploadParameters];
service.uploadProgressBlock = ^(GTLServiceTicket* ticket, unsigned long long totalBytesUploaded, unsigned long long totalBytesExpectedToUpload){
CGFloat percentage = totalBytesUploaded/totalBytesExpectedToUpload;
NSLog(#"\nUploaded percentage %%(%0.2f)",percentage);
};
[service executeQuery:query completionHandler:^(GTLServiceTicket *ticket, GTLYouTubeVideo *insertedVideo, NSError *error) {
//[waitIndicator dismissWithClickedButtonIndex:0 animated:YES];
if (error == nil)
{
NSLog(#"File ID: %#", insertedVideo.identifier);
return;
}
else
{
NSLog(#"An error occurred: %#", error);
return;
}
}];
tell me if you need any further Details
thank you.
sorry for my bad English.

Answer 1

i got the Mistake,
in above code, i have to add
GTLYouTubeVideo *yVideo = [GTLYouTubeVideo object];
GTLYouTubeVideoStatus *status = [GTLYouTubeVideoStatus alloc];
GTLYouTubeVideoSnippet *snippet = [GTLYouTubeVideoSnippet alloc];
*******
*******
*******
yVideo.snippet = snippet;//This part i forgot to add in my code
yVideo.status = status;//This part i forgot to add in my code
[service executeQuery........
This Might be helpful to someone who facing same issue.