public static decimal GetOwnRatingForCategory(
this IEnumerable<ReviewFeedback> reviewFeedbacks, int userId, ReviewCategory category)
{
if (reviewFeedbacks == null) throw new ArgumentNullException("reviewFeedbacks");
var assessment = reviewFeedbacks.SelectMany(fb => fb.Assessments)
.Where(a => a.ReviewCategory.Id == category.Id)
.SingleOrDefault(a => a.ReviewedPeer.Id == userId && a.Reviewer.Id == userId);
return assessment != null ? assessment.Rating : 0;
}
public static decimal GetPeerRatingForPeerForCategory(
this IEnumerable<ReviewFeedback> reviewFeedbacks, int peerId, ReviewCategory category)
{
if (reviewFeedbacks == null) throw new ArgumentNullException("reviewFeedbacks");
var otherReviewersCount = reviewFeedbacks.Count(fb => fb.Reviewer.Id != peerId);
return otherReviewersCount > 0
? reviewFeedbacks.SelectMany(fb => fb.Assessments)
.Where(a => a.ReviewCategory.Id == category.Id)
.Where(a => a.ReviewedPeer.Id == peerId && a.Reviewer.Id != peerId)
.Sum(a => a.Rating)/(decimal) otherReviewersCount
: 0;
}
public static decimal GetOwnRatingForCategory(
this IEnumerable <ReviewFeedback> reviewFeedbacks, int userId, ReviewCategory category)
{
if (reviewFeedbacks == null)
{
throw new ArgumentNullException("reviewFeedbacks");
}
var assessment = reviewFeedbacks.SelectMany(fb => fb.Assessments)
.Where(a => a.ReviewCategory.Id == category.Id)
.SingleOrDefault(a => a.ReviewedPeer.Id == userId && a.Reviewer.Id == userId);
return(assessment != null ? assessment.Rating : 0);
}
public static decimal GetPeerRatingForPeerForCategory(
this IEnumerable <ReviewFeedback> reviewFeedbacks, int peerId, ReviewCategory category)
{
if (reviewFeedbacks == null)
{
throw new ArgumentNullException("reviewFeedbacks");
}
var otherReviewersCount = reviewFeedbacks.Count(fb => fb.Reviewer.Id != peerId);
return(otherReviewersCount > 0
? reviewFeedbacks.SelectMany(fb => fb.Assessments)
.Where(a => a.ReviewCategory.Id == category.Id)
.Where(a => a.ReviewedPeer.Id == peerId && a.Reviewer.Id != peerId)
.Sum(a => a.Rating) / (decimal)otherReviewersCount
: 0);
}
private static ReportDataRow TeamRatingsOverTime(IEnumerable<ReviewRound> reviewRounds, UserProfile ratedUser,
ReviewCategory category)
{
var title = ratedUser != null ? ratedUser.UserName + " (by team)" : "team (by team)";
return CreateReportDataRow(reviewRounds, ratedUser, category, title, false);
}
private static ReportDataRow OwnRatingsOverTime(IEnumerable<ReviewRound> reviewRounds, UserProfile ratedUser,
ReviewCategory category)
{
var title = string.Format("{0} (by {0})", ratedUser.UserName);
return CreateReportDataRow(reviewRounds, ratedUser, category, title, true);
}
private static ReportDataRow CreateReportDataRow(IEnumerable<ReviewRound> reviewRounds, UserProfile ratedUser,
ReviewCategory category, string title, bool onlyOwnRatings)
{
return new ReportDataRow
{
Title = title,
Values = reviewRounds
.Select(round => {
var assessments = round.Feedback.SelectMany(feedback => feedback.Assessments)
.Where(ass => ass.ReviewCategory == category)
.Where(ass => onlyOwnRatings ? ass.ReviewedPeer == ratedUser : (ratedUser == null || ass.ReviewedPeer == ratedUser))
.Where(ass => !onlyOwnRatings || ass.Reviewer == ratedUser)
.ToList();
return Convert.ToDecimal(assessments.Any()
? assessments.Average(ass => ass.Rating)
: 0);
}).ToList()
};
}
private static Report CreateReport(string title, ReviewConfiguration review, ReviewCategory category)
{
return new Report {
CategoryCount = 1,
Title = title,
ReviewName = review.Name,
Description = category.Description,
XAxisLabels = review.ReviewRoundsInOrder.Select(round => round.StartDate.ToShortDateString()).ToList()
};
}
