private static void GroupSubBranchesIntoOneMainBranch(
IGrouping <CommitId, KeyValuePair <string, MSubBranch> > groupByBranch)
{
// All sub branches in the groupByBranch have same name and parent commit id, lets take
// the first sub branch and base the branch corresponding to the group on that sub branch
MSubBranch subBranch = groupByBranch.First().Value;
string branchId = subBranch.Name + "-" + subBranch.ParentCommitId;
MBranch branch = GetBranch(branchId, subBranch);
// Get active sub branches in group (1 if either local or remote, 2 if both)
var activeSubBranches = groupByBranch
.Where(b => b.Value.IsActive).Select(g => g.Value)
.ToList();
branch.IsActive = activeSubBranches.Any();
MSubBranch localSubBranch = activeSubBranches.FirstOrDefault(b => b.IsLocal);
MSubBranch remoteSubBranch = activeSubBranches.FirstOrDefault(b => b.IsRemote);
branch.IsLocal = localSubBranch != null;
branch.LocalTipCommitId = localSubBranch?.TipCommitId ?? CommitId.None;
branch.IsRemote = remoteSubBranch != null;
branch.RemoteTipCommitId = remoteSubBranch?.TipCommitId ?? CommitId.None;
branch.IsCurrent = activeSubBranches.Any(b => b.IsCurrent);
branch.IsDetached = activeSubBranches.Any(b => b.IsDetached);
branch.LocalAheadCount = 0;
branch.RemoteAheadCount = 0;
// Set branch if of each sub branch
groupByBranch.ForEach(b => b.Value.BranchId = branch.Id);
}
private static void SetMasterBranchCommits(MRepository repository, MSubBranch subBranch)
{
CommitId commitId = subBranch.TipCommitId;
while (commitId != CommitId.None)
{
MCommit commit = repository.Commits[commitId];
if (commit.BranchName == subBranch.Name && commit.SubBranchId != null)
{
// Do not break if commit is the tip
if (!(commit.Id == subBranch.TipCommitId && commit.SubBranchId == subBranch.SubBranchId))
{
break;
}
}
if (commit.HasBranchName && commit.BranchName != subBranch.Name)
{
Log.Warn($"commit {commit} already has branch {commit.BranchName} != {subBranch.Name}");
break;
}
commit.SetBranchName(subBranch.Name);
commit.SubBranchId = subBranch.SubBranchId;
commitId = commit.FirstParentId;
}
}
private static MBranch CreateBranchBasedOnSubBranch(MSubBranch subBranch)
{
return(new MBranch
{
Repository = subBranch.Repository,
Name = subBranch.Name,
IsMultiBranch = subBranch.IsMultiBranch,
IsActive = subBranch.IsActive,
ParentCommitId = subBranch.ParentCommitId
});
}
public void AddActiveBranches(IReadOnlyList <GitBranch> branches, MRepository repository)
{
GitStatus status = repository.Status;
//GitBranch2 currentBranch = branches.GetCurrent();
foreach (GitBranch gitBranch in branches)
{
BranchName branchName = gitBranch.Name;
if (branchName == BranchName.OriginHead || branchName == BranchName.Head)
{
continue;
}
MSubBranch subBranch = ToBranch(gitBranch, repository);
repository.SubBranches[subBranch.SubBranchId] = subBranch;
if (!status.OK && gitBranch.IsCurrent && !gitBranch.IsRemote)
{
// Setting virtual uncommitted commit as tip of the current branch
subBranch.TipCommitId = repository.Uncommitted.Id;
subBranch.TipCommit.SubBranchId = subBranch.SubBranchId;
}
}
if (!branches.Any())
{
MSubBranch subBranch = ToEmptyMasterBranch(repository);
repository.SubBranches[subBranch.SubBranchId] = subBranch;
if (!status.OK)
{
// Setting virtual uncommitted commit as tip of the current branch
subBranch.TipCommitId = repository.Uncommitted.Id;
subBranch.TipCommit.SubBranchId = subBranch.SubBranchId;
}
}
if (branches.TryGetCurrent(out GitBranch currentBranch) && currentBranch.IsDetached)
{
MSubBranch subBranch = ToBranch(currentBranch, repository);
repository.SubBranches[subBranch.SubBranchId] = subBranch;
if (!status.OK)
{
// Setting virtual uncommitted commit as tip of the detached branch
subBranch.TipCommitId = repository.Uncommitted.Id;
subBranch.TipCommit.SubBranchId = subBranch.SubBranchId;
}
}
}
private void SetSubBranchCommits(MSubBranch subBranch)
{
foreach (MCommit commit in subBranch.TipCommit.FirstAncestors()
.TakeWhile(c =>
c.BranchId == null &&
c.SubBranchId == null &&
(commitBranchNameService.GetBranchName(c) == null ||
commitBranchNameService.GetBranchName(c) == subBranch.Name) &&
!c.FirstChildren.Any(fc => fc.BranchName != subBranch.Name)))
{
commit.SetBranchName(subBranch.Name);
commit.SubBranchId = subBranch.SubBranchId;
}
}
public void AddMultiBranches(MRepository repository)
{
bool isFound;
do
{
isFound = false;
foreach (var commit in repository.Commits.Values)
{
if (commit.BranchId == null && !commit.HasBranchName)
{
isFound = true;
BranchName branchName = AnonyousBranchPrefix + commit.ShortId;
if (commit.FirstChildren.Count() > 1)
{
branchName = MultibranchPrefix + commit.ShortId;
}
else
{
BranchName commitBranchName = commitBranchNameService.GetBranchName(commit);
if (commitBranchName != null)
{
branchName = commitBranchName;
}
}
MSubBranch subBranch = new MSubBranch
{
Repository = repository,
SubBranchId = Guid.NewGuid().ToString(),
Name = branchName,
TipCommitId = commit.Id,
IsActive = false,
};
subBranch.IsAnonymous = IsBranchNameAnonyous(branchName);
subBranch.IsMultiBranch = IsBranchNameMultiBranch(branchName);
repository.SubBranches[subBranch.SubBranchId] = subBranch;
commit.SetBranchName(branchName);
commit.SubBranchId = subBranch.SubBranchId;
SetSubBranchCommits(subBranch);
}
}
} while (isFound);
}
private static MCommit GetRootCommit(MRepository repository)
{
MSubBranch mSubBranch = repository.SubBranches
.FirstOrDefault(b => b.Value.IsActive && b.Value.Name == BranchName.Master).Value;
if (mSubBranch == null)
{
Asserter.FailFast($"Repository {repository.WorkingFolder} does not have a master branch");
}
IEnumerable <MCommit> firstAncestors = mSubBranch.TipCommit.FirstAncestorsAnSelf();
MCommit rootCommit = firstAncestors.Last();
return(rootCommit);
}
private static MBranch GetBranch(string branchId, MSubBranch subBranch)
{
MRepository repository = subBranch.Repository;
MBranch branch;
if (!repository.Branches.TryGetValue(branchId, out branch))
{
branch = CreateBranchBasedOnSubBranch(subBranch);
branch.Id = branchId;
branch.Repository.Branches[branch.Id] = branch;
}
return(branch);
}
public void SetMasterBranchCommits(MRepository repository)
{
// Local master
MSubBranch master = repository.SubBranches
.FirstOrDefault(b => b.Value.Name == BranchName.Master && !b.Value.IsRemote).Value;
if (master != null)
{
SetMasterBranchCommits(repository, master);
}
// Remote master
master = repository.SubBranches
.FirstOrDefault(b => b.Value.Name == BranchName.Master && b.Value.IsRemote).Value;
if (master != null)
{
SetMasterBranchCommits(repository, master);
}
}
public void AddInactiveBranches(MRepository repository)
{
// Get the list of active branch tips
List <CommitId> activeBranches = repository.SubBranches
.Where(b => b.Value.IsActive)
.Select(b => b.Value.TipCommitId)
.ToList();
// Commits which has no child, which has this commit as a first parent, i.e. it is the
// top of a branch and there is no existing branch at this commit
IEnumerable <MCommit> topCommits = repository.Commits.Values
.Where(commit =>
commit.BranchId == null &&
commit.SubBranchId == null &&
!commit.HasFirstChild &&
!activeBranches.Contains(commit.Id))
.ToList();
foreach (MCommit commit in topCommits)
{
MSubBranch subBranch = new MSubBranch
{
Repository = repository,
SubBranchId = Guid.NewGuid().ToString(),
TipCommitId = commit.Id,
};
BranchName branchName = TryFindBranchName(commit);
if (branchName == null)
{
branchName = AnonyousBranchPrefix + commit.ShortId;
}
subBranch.IsAnonymous = IsBranchNameAnonyous(branchName);
subBranch.IsMultiBranch = IsBranchNameMultiBranch(branchName);
subBranch.Name = branchName;
repository.SubBranches[subBranch.SubBranchId] = subBranch;
}
}
public void AddMissingInactiveBranches(MRepository repository)
{
bool isFound;
do
{
isFound = false;
foreach (var commit in repository.Commits.Values)
{
if (commit.BranchId == null && commit.HasBranchName && commit.SubBranchId == null)
{
isFound = true;
BranchName branchName = commit.BranchName;
MSubBranch subBranch = new MSubBranch
{
Repository = repository,
Name = branchName,
SubBranchId = Guid.NewGuid().ToString(),
TipCommitId = commit.Id,
};
subBranch.IsAnonymous = IsBranchNameAnonyous(branchName);
subBranch.IsMultiBranch = IsBranchNameMultiBranch(branchName);
repository.SubBranches[subBranch.SubBranchId] = subBranch;
commit.SetBranchName(subBranch.Name);
commit.SubBranchId = subBranch.SubBranchId;
SetSubBranchCommits(subBranch);
}
}
} while (isFound);
}