public bool AddPost(Post post, string subforum)
{
//Getting last id:
IEnumerable<int> postKeysList = (from m in ForumContext.PostKeyEntities
select m.PostKeyId);
int lastId = 0;
if (postKeysList.Count() != 0)
{
lastId = postKeysList.Max();
}
currentPostKeyId = lastId + 1;
PostKeyEntity pke = new PostKeyEntity();
pke.PostKeyId = currentPostKeyId;
pke.Username = post.Key.Username;
pke.Time = post.Key.Time;
PostEntity pe = new PostEntity();
pe.PostKeyId = currentPostKeyId;
pe.ParentPostKeyId = -1;
pe.Title = post.Title;
pe.Body = post.Body;
pe.SubforumName = subforum; //TODO - Why do we need 'subforum'?
try
{
ForumContext.AddToPostKeyEntities(pke);
ForumContext.AddToPostEntities(pe);
ForumContext.SaveChanges();
return true;
}
catch (Exception)
{
//TODO
throw;
}
}
private Post PostEntityToPost(PostEntity pe)
{
Postkey parentPostKey = null;
// Finding parent`s postkey:
if (pe.ParentPostKeyId != -1)
{
IEnumerable<PostKeyEntity> parentPostkeyQuery = from pk in ForumContext.PostKeyEntities
where pk.PostKeyId == pe.ParentPostKeyId
select pk;
PostKeyEntity pke = parentPostkeyQuery.ElementAt<PostKeyEntity>(0);
parentPostKey = new Postkey(pke.Username, pke.Time);
}
// Finding PostKey:
IEnumerable<PostKeyEntity> PostkeyQuery = from pk in ForumContext.PostKeyEntities
where pk.PostKeyId == pe.PostKeyId
select pk;
PostKeyEntity postkeyEntity = PostkeyQuery.First();
Postkey postkey = new Postkey(postkeyEntity.Username, postkeyEntity.Time);
Post PostToReturn = new Post(postkey, pe.Title, pe.Body, parentPostKey, pe.SubforumName);
// Replies:
IEnumerable<PostEntity> repliesList = from r in ForumContext.PostEntities
where r.ParentPostKeyId == pe.PostKeyId
select r;
Dictionary<Postkey, Post> repliesDictionary = new Dictionary<Postkey, Post>();
if (repliesList.Count() != 0)
{
foreach (PostEntity reply in repliesList)
{
Post p = PostEntityToPost(reply);
repliesDictionary.Add(p.Key, p);
}
PostToReturn.HasReplies = true;
}
else
{
PostToReturn.HasReplies = false;
}
PostToReturn.Replies = repliesDictionary;
return PostToReturn;
}
/// <summary>
/// Create a new PostEntity object.
/// </summary>
/// <param name="postKeyId">Initial value of the PostKeyId property.</param>
/// <param name="title">Initial value of the Title property.</param>
/// <param name="subforumName">Initial value of the SubforumName property.</param>
public static PostEntity CreatePostEntity(global::System.Int32 postKeyId, global::System.String title, global::System.String subforumName)
{
PostEntity postEntity = new PostEntity();
postEntity.PostKeyId = postKeyId;
postEntity.Title = title;
postEntity.SubforumName = subforumName;
return postEntity;
}
public bool AddReply(Post reply, Postkey postKey)
{
try
{
// Find parent postkey:
IEnumerable<PostKeyEntity> postkeyQuery = GetPostKeyEntity(postKey);
IEnumerable<PostEntity> postQuery = GetPostEntity(postKey);
//Getting last id:
IEnumerable<int> postKeysList = (from m in ForumContext.PostKeyEntities
select m.PostKeyId);
int lastId = 0;
if (postKeysList.Count() != 0)
{
lastId = postKeysList.Max();
}
currentPostKeyId = lastId + 1;
PostKeyEntity pke = new PostKeyEntity();
pke.PostKeyId = currentPostKeyId;
pke.Username = reply.Key.Username;
pke.Time = reply.Key.Time;
ForumContext.AddToPostKeyEntities(pke);
PostEntity pe = new PostEntity();
pe.PostKeyId = currentPostKeyId;
//currentPostKeyId++;
pe.ParentPostKeyId = postkeyQuery.ElementAt(0).PostKeyId;
pe.Title = reply.Title;
pe.Body = reply.Body;
pe.SubforumName = postQuery.ElementAt(0).SubforumName;
ForumContext.AddToPostEntities(pe);
ForumContext.SaveChanges();
return true;
}
catch (Exception)
{
//TODO
throw;
}
}
/// <summary>
/// Deprecated Method for adding a new object to the PostEntities EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToPostEntities(PostEntity postEntity)
{
base.AddObject("PostEntities", postEntity);
}
