public async Task <JsonNetResult> GetRatings(GetRatingsViewModel model)
{
// We definitely want the overall rating info, so start there
Task <VideoRating> ratingTask = _ratings.GetRating(model.VideoId);
// If a user is logged in, we also want their rating
Guid?userId = User.GetCurrentUserId();
Task <UserVideoRating> userRatingTask = null;
if (userId.HasValue)
{
userRatingTask = _ratings.GetRatingFromUser(model.VideoId, userId.Value);
}
// Await data appropriately
VideoRating ratingData = await ratingTask;
UserVideoRating userRating = null;
if (userRatingTask != null)
{
userRating = await userRatingTask;
}
return(JsonSuccess(new RatingsViewModel
{
VideoId = ratingData.VideoId,
CurrentUserLoggedIn = userId.HasValue,
CurrentUserRating = userRating == null ? 0 : userRating.Rating,
RatingsCount = ratingData.RatingsCount,
RatingsSum = ratingData.RatingsTotal
}));
}