public static Post UpdatePost(Post newPost)
{
using (ModelPostCommentContainer ctx = new ModelPostCommentContainer())
{
Post oldPost = ctx.Posts.Find(newPost.PostId);
if (oldPost == null) // nu exista in bd
{
return(null);
}
oldPost.Description = newPost.Description;
oldPost.Domain = newPost.Domain;
oldPost.Date = newPost.Date;
ctx.SaveChanges();
return(oldPost);
}
}
public static Comment UpdateComment(Comment newComment)
{
using (var ctx = new ModelPostCommentContainer())
{
Comment oldComment = ctx.Comments.Find(newComment.CommentId);
if (newComment.Text != null)
{
oldComment.Text = newComment.Text;
}
if (oldComment.PostPostId != newComment.PostPostId && newComment.PostPostId != 0)
{
oldComment.PostPostId = newComment.PostPostId;
}
ctx.SaveChanges();
return(oldComment);
}
}
}// Comment table
public static bool AddComment(Comment comment)
{
using (ModelPostCommentContainer ctx = new ModelPostCommentContainer())
{ bool bResult = false;
if (comment == null || comment.PostPostId == 0)
{
return(bResult);
}
if (comment.CommentId == 0)
{
ctx.Entry <Comment>(comment).State = EntityState.Added;
Post p = ctx.Posts.Find(comment.PostPostId);
ctx.Entry <Post>(p).State = EntityState.Unchanged;
ctx.SaveChanges(); bResult = true;
}
return(bResult); }
}
// Comment table
public static bool AddComment(Comment comment)
{
using (var ctx = new ModelPostCommentContainer())
{
if (comment == null || comment.PostPostId == Guid.Empty)
{
return(false);
}
if (comment.CommentId != Guid.Empty)
{
return(false);
}
ctx.Entry <Comment>(comment).State = EntityState.Added;
var p = ctx.Posts.Find(comment.PostPostId);
ctx.Entry <Post>(p).State = EntityState.Unchanged;
ctx.SaveChanges();
return(true);
}
}
public Comment UpdateComment(Comment newComment)
{
using (ModelPostCommentContainer ctx = new ModelPostCommentContainer())
{
Comment oldComment = ctx.Comments.Find(newComment.CommentId);
// Deoarece parametrul este un Comment ar trebui verificata fiecare
// proprietate din newComment daca are valoare atribuita si
// daca valoarea este diferita de cea din bd.
// Acest lucru il fac numai la modificarea asocierii.
if (newComment.Text != null)
{
oldComment.Text = newComment.Text;
}
if ((oldComment.PostPostId != newComment.PostPostId1) &&
(newComment.PostPostId != 0))
{
oldComment.PostPostId = newComment.PostPostId;
}
ctx.SaveChanges();
return(oldComment);
}
}
public ServicePost()
{
context = new ModelPostCommentContainer();
}
public static int DeletePost(int id)
{
using (ModelPostCommentContainer ctx = new ModelPostCommentContainer()){
return(ctx.Database.ExecuteSqlCommand("Delete From Post where postid =@p0", id));
}
}