/*删除商品的评论信息*/
public void DeleteReview(Review review)
{
try
{
mRepository.DeleteReview(review,true);
}
catch (Exception ex)
{
throw ex;
}
}
public void InsertReview(Review review)
{
review.createAt = DateTime.Now;
try
{
mRepository.InsertReview(review,true);
}
catch (Exception ex)
{
throw ex;
}
}
public bool AddReview(Review review)
{
ReviewBL bl = new ReviewBL();
try
{
bl.InsertReview(review);
return true;
}
catch
{
return false;
}
}
public void InsertReview(Review review, bool isImmediateSave)
{
try
{
mContext.Reviews.AddObject(review);
if (isImmediateSave)
{
mContext.SaveChanges();
}
}
catch (Exception ex)
{
throw ex;
}
}
public void UpdateReview(Review review, Review origReview, bool isImmediateSave)
{
try
{
mContext.Reviews.Attach(origReview);
mContext.Reviews.ApplyCurrentValues(review);
if (isImmediateSave)
{
mContext.SaveChanges();
}
}
catch (Exception ex)
{
// TODO: Add exception handling code here.
throw ex;
}
}
public void DeleteReview(Review review, bool isImmediateSave)
{
try
{
mContext.Reviews.Attach(review);
mContext.Reviews.DeleteObject(review);
if(isImmediateSave)
{
mContext.SaveChanges();
}
}
catch (Exception ex)
{
// TODO: Add exception handling code here.
throw ex;
}
}
/*用户更新商品的评论信息*/
public void UpdateReview(Review review, Review origReview)
{
try
{
mRepository.UpdateReview(review, origReview,true);
}
catch (Exception ex)
{
throw ex;
}
}
public bool RemoveReview(Review review)
{
ReviewBL bl = new ReviewBL();
try
{
bl.DeleteReview(review);
return true;
}
catch
{
return false;
}
}
/// <summary>
/// 用于向 Reviews EntitySet 添加新对象的方法，已弃用。请考虑改用关联的 ObjectSet<T> 属性的 .Add 方法。
/// </summary>
public void AddToReviews(Review review)
{
base.AddObject("Reviews", review);
}
/// <summary>
/// 创建新的 Review 对象。
/// </summary>
/// <param name="reviewID">reviewID 属性的初始值。</param>
/// <param name="userID">userID 属性的初始值。</param>
/// <param name="productID">productID 属性的初始值。</param>
/// <param name="comment">comment 属性的初始值。</param>
/// <param name="rating">rating 属性的初始值。</param>
/// <param name="createAt">createAt 属性的初始值。</param>
public static Review CreateReview(global::System.Int32 reviewID, global::System.Int32 userID, global::System.Int32 productID, global::System.String comment, global::System.Int32 rating, global::System.DateTime createAt)
{
Review review = new Review();
review.reviewID = reviewID;
review.userID = userID;
review.productID = productID;
review.comment = comment;
review.rating = rating;
review.createAt = createAt;
return review;
}