public async Task ExecuteAsync(object?parameter = null, CancellationToken cancellation = default)
{
var repositoryStatus = repository.RetrieveStatus();
var localBranch = repository.Head;
var targetBranch = repository.Head.TrackedBranch ?? repository.Head;
var dialog = new PullDialog(
targetBranch.RemoteName ?? repository.GetDefaultRemoteName(),
targetBranch.GetName(),
showStashWarning: repositoryStatus.IsDirty,
trackRemoteBranch: false,
remotes: repository.GetRemoteNames(),
branches: repository.GetBranchNames());
if (mainThread.Invoke(() => dialog.ShowDialog()) == true && !string.IsNullOrEmpty(dialog.Branch))
{
var targetBranchFriendlyName = string.IsNullOrEmpty(dialog.Remote) ?
dialog.Branch : $"{dialog.Remote}/{dialog.Branch}";
targetBranch = repository.Branches.FirstOrDefault(x => x.FriendlyName == targetBranchFriendlyName);
if (targetBranch == null)
{
throw new InvalidOperationException(string.Format("Branch {0} not found", targetBranchFriendlyName));
}
eventStream.Push(Status.Start("Pull {0} {1}", targetBranchFriendlyName, dialog.IsFastForward ? "With Fast Fordward" : string.Empty));
var stash = default(Stash);
var mergeResult = default(MergeResult);
var stashResult = default(StashApplyStatus);
// 1. Fetch
if (targetBranch.IsRemote)
{
TryFetch(targetBranch);
}
// 2. Stash (optional, if the repo is dirty) and Merge
try
{
if (repositoryStatus.IsDirty)
{
stash = repository.Stashes.Add(Signatures.GetStashSignature(), StashModifiers.IncludeUntracked);
}
mergeResult = Merge(targetBranch, dialog.IsFastForward);
}
finally
{
if (stash != null && repository.Stashes.Contains(stash) && !repository.RetrieveStatus().IsDirty)
{
stashResult = repository.Stashes.Pop(repository.Stashes.ToList().IndexOf(stash));
}
}
// 3. Resolve conflicts
if (mergeResult?.Status == MergeStatus.Conflicts)
{
await commandService.RunAsync("ResolveConflicts");
}
// 4. Track
if (dialog.TrackRemoteBranch)
{
localBranch.Track(repository, targetBranch);
}
// 5. Update submodules
if (dialog.UpdateSubmodules)
{
eventStream.Push(Status.Create(0.8f, "Updating submodules..."));
repository.UpdateSubmodules(eventStream: eventStream);
}
eventStream.Push(Status.Finish(mergeResult.Status.ToString()));
mainThread.Invoke(() => view.Refresh());
}
}