public bool IsEnrolled(ApplicationUser user)
{
if (UserPurchases.Select(up => up.ApplicationUserId).Any(id => id == user.Id))
{
return(true);
}
return(false);
}
/// <summary>
/// if a user purchase this course, then enroll this user to the course
/// </summary>
public void Enroll(ApplicationUser user, Order order)
{
// add user purchase record
var purchasedCourse = ApplicationUserCourse.Create(user, order);
UserPurchases.Add(purchasedCourse);
// increse enrollment
EnrollmentCount += 1;
}
protected void DisplayCreateReview(User currentUser, string ISBN)
{
this.currentUserOwnsBook = UserPurchases.hasUserPurchasedBook(currentUser.userID, ISBN, ConfigurationManager.ConnectionStrings["GeekTextConnection"].ConnectionString);
this.hasAlreadyCommented = BookReview.existsUserComment(currentUser.userID, ISBN, ConfigurationManager.ConnectionStrings["GeekTextConnection"].ConnectionString);
createReview_Name.Text = currentUser.userFirstName;
radioFullname.InnerText = currentUser.userFirstName + " " + currentUser.userLastName;
radioNickname.InnerText = currentUser.userNickName;
reviewWelcomeMessage.InnerText = hasAlreadyCommented ? "Edit your review" : "Add a review for this book";
textAreaTitle.InnerText = hasAlreadyCommented ? "Modify your review" : "Write a review of the book";
if (hasAlreadyCommented)
{
BookReview lastReview = BookReview.getBookReviewsByUserAndISBN(currentUser.userID, ISBN, ConfigurationManager.ConnectionStrings["GeekTextConnection"].ConnectionString);
prefillReviewDisplay(lastReview);
}
}