/// <summary>
/// Gets the rating statistics for the page on which the RatingBlock resides
/// </summary>
/// <param name="target">The current page on which the RatingBlock resides</param>
/// <param name="blockModel">a reference to the RatingBlockViewModel to
/// populate with rating statistics for the current page and errors, if any</param>
private void GetRatingStatistics(string target, RatingBlockViewModel blockModel)
{
blockModel.NoStatisticsFoundMessage = string.Empty;
try
{
var result = _ratingRepository.GetRatingStatistics(target);
if (result != null)
{
blockModel.Average = result.Average;
blockModel.TotalCount = result.TotalCount;
}
else
{
var loggedInMessage = "This page has not been rated. Be the first!";
var loggedOutMessage = "This page has not been rated. Log in and be the first!";
var loggedInNotMemberMessage = "This page has not been rated. Join group and be the first!";
blockModel.NoStatisticsFoundMessage = User.Identity.IsAuthenticated
? (blockModel.IsMemberOfGroup ? loggedInMessage : loggedInNotMemberMessage)
: loggedOutMessage;
}
}
catch (SocialRepositoryException ex)
{
blockModel.Messages.Add(new MessageViewModel(ex.Message, ErrorMessage));
}
}
/// <summary>
/// Gets the rating for the logged in user
/// </summary>
/// <param name="target">The current page on which the RatingBlock resides</param>
/// <param name="blockModel">a reference to the RatingBlockViewModel to
/// populate with rating for the logged in user and errors, if any</param>
private void GetRating(string target, RatingBlockViewModel blockModel)
{
blockModel.CurrentRating = null;
try
{
var userId = _userRepository.GetUserId(User);
if (!string.IsNullOrWhiteSpace(userId))
{
blockModel.CurrentRating =
_ratingRepository.GetRating(new PageRatingFilter
{
Rater = userId,
Target = target
});
}
else
{
var message = "There was an error identifying the logged in user. Please make sure you are logged in and try again.";
blockModel.Messages.Add(new MessageViewModel(message, ErrorMessage));
}
}
catch (SocialRepositoryException ex)
{
blockModel.Messages.Add(new MessageViewModel(ex.Message, ErrorMessage));
}
}
/// <summary>
/// Render the rating block frontend view.
/// </summary>
/// <param name="currentBlock">The current frontend block instance.</param>
/// <returns>The index action result.</returns>
public override ActionResult Index(RatingBlock currentBlock)
{
var target = _pageRouteHelper.Page.ContentGuid.ToString();
var groupName = _pageRouteHelper.Page is CommunityPage
? ((CommunityPage)_pageRouteHelper.Page).Memberships.GroupName
: "";
var group = string.IsNullOrEmpty(groupName)
? null
: _communityRepository.Get(groupName);
var currentPageLink = _pageRouteHelper.PageLink;
// Create a rating block view model to fill the frontend block view
var blockModel = new RatingBlockViewModel(currentBlock, currentPageLink)
{
//get messages for view
Messages = RetrieveMessages(MessageKey)
};
// If user logged in, check if logged in user has already rated the page
if (User.Identity.IsAuthenticated)
{
//Validate that the group exists
if (group != null)
{
var groupId = group.Id;
var memberFilter = new CommunityMemberFilter
{
CommunityId = groupId,
PageSize = 10000
};
var socialMembers = _memberRepository.Get(memberFilter).ToList();
var userId = _userRepository.GetUserId(User);
blockModel.IsMemberOfGroup = socialMembers.FirstOrDefault(m => m.User.IndexOf(userId) > -1) != null;
}
GetRating(target, blockModel);
}
//Conditionally retrieving rating statistics based on any errors that might have been encountered
var noMessages = blockModel.Messages.Count == 0;
var noErrors = blockModel.Messages.Any(x => x.Type != ErrorMessage);
if (noMessages || noErrors)
{
GetRatingStatistics(target, blockModel);
}
return(PartialView("~/Features/Blocks/RatingBlock/RatingBlock.cshtml", blockModel));
}
