// stashFiles gzips all commited files and stashes the compressed versions
// in a unique folder based on the commit time
func stashFiles(branch string, commit *meta.Commit) error {
err := stash.Init(branch, commit.Timestamp.String())
if err != nil {
return err
}
for _, file := range commit.File {
err = stash.Stash(file.Title)
if err != nil {
return err
}
}
return nil
}
// Revert reverts the state of the working directory to that
// of n commits ago.
func Revert(n int) {
repo, err := meta.Open()
if err != nil {
fmt.Println(err)
return
}
branch, _ := repo.Find(repo.Current)
if len(branch.Commit) < n {
fmt.Printf("Only %d commits exist!\n", len(branch.Commit))
return
}
var commit *meta.Commit
if len(branch.Commit) == n {
commit = nil
} else {
commit = &branch.Commit[(len(branch.Commit)-1)-n]
}
files, err := status.CompareStatusToCommit(commit)
if err != nil {
fmt.Println(err)
return
}
repoDir, err := dirutils.OpenRepo()
if err != nil {
fmt.Println(err)
return
}
// Might have to restore some files if not at initial commit
if commit != nil {
err = stash.Init(branch.Title, commit.Timestamp.String())
if err != nil {
fmt.Println(err)
return
}
}
for file, stat := range files {
if stat == status.NEW {
fileWithPath := repoDir.Name() + "/" + file
err = os.Remove(fileWithPath)
if err != nil {
fmt.Println(err)
fmt.Println("Repo may be corrupt.")
return
}
err = dirutils.DeleteIfEmpty(fileWithPath[:strings.LastIndex(fileWithPath, "/")])
if err != nil {
fmt.Println(err)
fmt.Println("Repo may be corrupt.")
return
}
} else if stat == status.REMOVED || stat == status.MODIFIED {
err = stash.Restore(file)
if err != nil {
fmt.Println(err)
fmt.Println("Repo may be corrupt.")
return
}
}
}
err = cleanup(branch, n)
if err != nil {
fmt.Println(err)
fmt.Println("Repo may be corrupt.")
return
}
err = repo.Write()
if err != nil {
fmt.Println(err)
fmt.Println("Repo may be corrupt.")
return
}
if len(branch.Commit) == 0 {
fmt.Println("Repo reset to intial state")
} else {
fmt.Println("Repo reset to commit:")
fmt.Println("\x1b[32;1m" + branch.Commit[len(branch.Commit)-1].Title + "\x1b[0m")
fmt.Printf("%v\n", branch.Commit[len(branch.Commit)-1].Timestamp)
}
}