sourcegit/src/ViewModels/Checkout.cs

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using System.Threading.Tasks;
namespace SourceGit.ViewModels
{
public class Checkout : Popup
{
public string Branch
{
get;
private set;
}
public Models.DealWithLocalChanges PreAction
{
get => _preAction;
set => SetProperty(ref _preAction, value);
}
public Checkout(Repository repo, string branch)
{
_repo = repo;
Branch = branch;
View = new Views.Checkout() { DataContext = this };
}
public override Task<bool> Sure()
{
_repo.SetWatcherEnabled(false);
ProgressDescription = $"Checkout '{Branch}' ...";
var hasLocalChanges = _repo.WorkingCopyChangesCount > 0;
return Task.Run(() =>
{
var needPopStash = false;
if (hasLocalChanges)
{
if (_preAction == Models.DealWithLocalChanges.StashAndReaply)
{
SetProgressDescription("Adding untracked changes ...");
var succ = new Commands.Add(_repo.FullPath).Exec();
if (succ)
{
SetProgressDescription("Stash local changes ...");
succ = new Commands.Stash(_repo.FullPath).Push("CHECKOUT_AUTO_STASH");
}
if (!succ)
{
CallUIThread(() => _repo.SetWatcherEnabled(true));
return false;
}
needPopStash = true;
}
else if (_preAction == Models.DealWithLocalChanges.Discard)
{
SetProgressDescription("Discard local changes ...");
Commands.Discard.All(_repo.FullPath);
}
}
SetProgressDescription("Checkout branch ...");
var rs = new Commands.Checkout(_repo.FullPath).Branch(Branch, SetProgressDescription);
if (needPopStash)
{
SetProgressDescription("Re-apply local changes...");
rs = new Commands.Stash(_repo.FullPath).Apply("stash@{0}");
if (rs)
{
rs = new Commands.Stash(_repo.FullPath).Drop("stash@{0}");
}
}
CallUIThread(() => _repo.SetWatcherEnabled(true));
return rs;
});
}
private readonly Repository _repo = null;
private Models.DealWithLocalChanges _preAction = Models.DealWithLocalChanges.StashAndReaply;
}
}