public void Vote(Post post, Identity voter, VoteType vote)
{
using (var repo = new Repository(_directory.FullName))
{
var postCommit = repo.Branches[post.Id].Tip;
// Retrieve existing tree
var commitRoot = postCommit.Tree;
var votesDir = (Tree)commitRoot[VOTES_DIR].Target;
var repliesDir = (Tree)commitRoot[REPLIES_DIR].Target;
// Copy existing content to new votes treedef
var newVotesDir = new TreeDefinition();
foreach (TreeEntry obj in votesDir)
{
newVotesDir.Add(obj.Name, obj);
}
// Add new vote to new votes treedef
Vote(repo, newVotesDir, vote);
// Assemble new root treedef
var newPostRoot = new TreeDefinition();
newPostRoot.Add(VOTES_DIR, repo.ObjectDatabase.CreateTree(newVotesDir));
newPostRoot.Add(REPLIES_DIR, repliesDir);
// Commit new root treedef to post branch
var message = string.Format("{0} by {1}", vote, voter.Name);
var sig = new Signature(voter.Name, voter.Identifier, DateTimeOffset.UtcNow);
CommitToBranch(repo, post.Id, message, sig, repo.ObjectDatabase.CreateTree(newPostRoot));
}
}
public void NewPost(Post post)
{
using (var repo = new Repository(_directory.FullName))
{
var json = JsonConvert.SerializeObject(post);
var sig = new Signature(post.Author.Name, post.Author.Identifier, post.Timestamp);
// Create post structure
var votesDir = repo.ObjectDatabase.CreateTree(new TreeDefinition());
var repliesDir = repo.ObjectDatabase.CreateTree(new TreeDefinition());
var postRoot = new TreeDefinition();
postRoot.Add(VOTES_DIR, votesDir);
postRoot.Add(REPLIES_DIR, repliesDir);
var commit = CommitToBranch(repo, CONTENT_BRANCH, json, sig, repo.ObjectDatabase.CreateTree(postRoot));
// Create a named branch for all future content on this post
repo.CreateBranch(commit.Sha, commit);
}
}