Check the status of a single Steam Workshop item.
The Steam Workshop ID of the item to look at.
The item's state ID, check the table below for details.
Item has not been cached or used on the server.
Current user is subscribed to this item. Not just cached.
Item was created with ISteamRemoteStorage.
Item is installed.
Item needs an update. Either because it's not installed yet or creator updated content.
Item update is currently downloading.
DownloadItem() was called for this item, content isn't available until DownloadItemResult_t is fired.
If the server isn't using the Steam Workshop or if the Steam Workshop itself has a problem, 0 will be returned.