How to share multiple post on friend's wall in objective C - ios

Question

I'm using facebook sdk to post on friend's wall. I am able to post it but when i select multiple friends in FBWebDialog instead of posting two friends simultaneously for each friend a separate dialog box is shown. How to post on multiple friend's wall .
-(void)showFriendsList
{
friendPickerController = [[FBFriendPickerViewController alloc] init];
friendPickerController.title = #"Pick Friends";
friendPickerController.delegate = self;
[friendPickerController loadData];
}
-(IBAction)facebookShare:(UIButton *)sender
{
[friendPickerController presentModallyFromViewController:self animated:YES handler:
^(FBViewController *sender, BOOL donePressed) {
if (!donePressed)
{
return;
}
NSString* fid;
NSString* fbUserName;
for (id<FBGraphUser> user in friendPickerController.selection)
{
NSLog(#"\nuser=%#\n", user);
fid = user.id;
fbUserName = user.name;
NSMutableDictionary* params = [NSMutableDictionary dictionaryWithObjectsAndKeys:remedyLabel, #"caption", appIcon, #"picture",symptomName, #"name",remedyDescription,#"description",fid,#"tags",fid,#"to",#"106377336067638",#"place", nil];
NSLog(#"\nparams=%#\n", params);
[FBRequestConnection startWithGraphPath:[NSString stringWithFormat:#"%#/feed",fid] parameters:params HTTPMethod:#"POST" completionHandler:^(FBRequestConnection *connection,id result,NSError *error)
{
[FBWebDialogs presentFeedDialogModallyWithSession:nil parameters:params handler:^(FBWebDialogResult result, NSURL *resultURL, NSError *error)
{
if (error)
{
NSLog(#"Error publishing story.");
}
else
{
if (result == FBWebDialogResultDialogNotCompleted) {
// User clicked the "x" icon
NSLog(#"User canceled story publishing.");
}
else
{
// Handle the publish feed callback
//Tell the user that it worked.
NSLog(#"Request Sent");
}
}
}];
}];
}
}];
}

Answer 1

No, that's not possible. You have to open separate dialog for each friend.