public ReviewsViewModel Get(string productCode)
{
return(_cache.ReadThrough(CachePrefix + productCode, () =>
{
// Instantiate a reference for the product
var product = Reference.Create($"product://{productCode}");
try
{
// Retrieve the rating statistics for the product
var statistics = GetProductStatistics(product);
// Retrieve the reviews for the product
var reviews = GetProductReviews(product);
// Return the data as a ReviewsViewModel
return new ReviewsViewModel
{
Statistics = ViewModelAdapter.Adapt(statistics),
Reviews = ViewModelAdapter.Adapt(reviews)
};
}
catch (SocialRepositoryException)
{
//DO SOMETHING
}
return new ReviewsViewModel();
},
(x) => new CacheEvictionPolicy(TimeSpan.FromMinutes(15), CacheTimeoutType.Absolute),
ReadStrategy.Wait));
}
public ReviewViewModel Add(ReviewSubmissionViewModel review)
{
// Instantiate a reference for the product
var product = Reference.Create($"product://{review.ProductCode}");
// Instantiate a reference for the contributor
var contributor = Reference.Create($"visitor://{review.Nickname}");
// Add the contributor's rating for the product
var submittedRating = new Rating(contributor, product, new RatingValue(review.Rating));
var storedRating = _ratingService.Add(submittedRating);
// Compose a comment representing the review
var comment = new Comment(product, contributor, review.Body, true);
var extension = new Review
{
Title = review.Title,
Location = review.Location,
Nickname = review.Nickname,
Rating = new ReviewRating
{
Value = review.Rating,
Reference = storedRating.Id.Id
}
};
var result = _commentService.Add(comment, extension);
_cache.Remove(CachePrefix + review.ProductCode);
// Add the composite comment for the product
return(ViewModelAdapter.Adapt(result));
}
public ReviewsViewModel Get(string productCode)
{
// Instantiate a reference for the product
var product = Reference.Create($"product://{productCode}");
try
{
// Retrieve the rating statistics for the product
var statistics = GetProductStatistics(product);
// Retrieve the reviews for the product
var reviews = GetProductReviews(product);
// Return the data as a ReviewsViewModel
return(new ReviewsViewModel
{
Statistics = ViewModelAdapter.Adapt(statistics),
Reviews = ViewModelAdapter.Adapt(reviews)
});
}
catch (SocialRepositoryException)
{
//DO SOMETHING
}
return(new ReviewsViewModel());
}
public IEnumerable <ReviewStatisticsViewModel> GetRatings(IEnumerable <string> productCodes)
{
//ResultPage<Composite<RatingStatistics, Review>> statistics = null;
ResultPage <RatingStatistics> statistics = null;
var statisticsCriteria = new Criteria <RatingStatisticsFilter>
{
Filter = new RatingStatisticsFilter
{
Targets = productCodes.Select(x => Reference.Create($"product://{x}"))
},
PageInfo = new PageInfo
{
PageSize = productCodes.Count()
}
};
try
{
statistics = _ratingStatisticsService.Get(statisticsCriteria);
if (!statistics.Results.Any())
{
return(new List <ReviewStatisticsViewModel>());
}
}
catch (SocialAuthenticationException ex)
{
throw new SocialRepositoryException("The application failed to authenticate with Episerver Social.",
ex);
}
catch (MaximumDataSizeExceededException ex)
{
throw new SocialRepositoryException(
"The application request was deemed too large for Episerver Social.", ex);
}
catch (SocialCommunicationException ex)
{
throw new SocialRepositoryException("The application failed to communicate with Episerver Social.", ex);
}
catch (SocialException ex)
{
throw new SocialRepositoryException("Episerver Social failed to process the application request.", ex);
}
return(statistics.Results.Select(x => ViewModelAdapter.Adapt(x)));
}
private IEnumerable <ReviewViewModel> GetComments(Visibility visibility, int page, int limit, out long total)
{
var criteria = new Criteria <CommentFilter>
{
Filter = new CommentFilter
{
Visibility = visibility
},
PageInfo = new PageInfo
{
PageSize = limit,
CalculateTotalCount = true,
PageOffset = (page - 1) * limit
},
OrderBy = new List <SortInfo>
{
new SortInfo(CommentSortFields.Created, false)
}
};
try
{
var result = new List <ReviewViewModel>();
var cmts = _commentService.Get(criteria);
total = cmts.TotalCount;
foreach (var cmt in cmts.Results)
{
if (cmt.Parent.Id.IndexOf("product") > -1)
{
try
{
var review = _commentService.Get <Review>(cmt.Id);
result.Add(ViewModelAdapter.Adapt(review));
}
catch
{
result.Add(new ReviewViewModel
{
AddedOnStr = cmt.Created.ToString("MM/dd/yyyy hh:mm:ss"),
AddedOn = cmt.Created,
Body = cmt.Body,
Location = "",
Nickname = "",
Rating = 0,
Title = "",
Id = cmt.Id,
Parent = cmt.Parent,
Author = cmt.Author,
IsVisible = cmt.IsVisible
});
}
}
else
{
result.Add(new ReviewViewModel
{
AddedOnStr = cmt.Created.ToString("MM/dd/yyyy hh:mm:ss"),
AddedOn = cmt.Created,
Body = cmt.Body,
Location = "",
Nickname = "",
Rating = 0,
Title = "",
Id = cmt.Id,
Parent = cmt.Parent,
Author = cmt.Author,
IsVisible = cmt.IsVisible
});
}
}
return(result);
}
catch (SocialAuthenticationException ex)
{
throw new SocialRepositoryException("The application failed to authenticate with Episerver Social.",
ex);
}
catch (MaximumDataSizeExceededException ex)
{
throw new SocialRepositoryException(
"The application request was deemed too large for Episerver Social.", ex);
}
catch (SocialCommunicationException ex)
{
throw new SocialRepositoryException("The application failed to communicate with Episerver Social.", ex);
}
catch (SocialException ex)
{
throw new SocialRepositoryException("Episerver Social failed to process the application request.", ex);
}
}
