66 lines
1.1 KiB
Go
66 lines
1.1 KiB
Go
package config
|
|
|
|
import (
|
|
"io"
|
|
"os"
|
|
"path/filepath"
|
|
)
|
|
|
|
func MigrateLegacy(outputDir string) {
|
|
homeDir, err := os.UserHomeDir()
|
|
if err != nil {
|
|
return
|
|
}
|
|
|
|
oldDir := filepath.Join(homeDir, ".godeez")
|
|
oldDB := filepath.Join(oldDir, "tracks.db")
|
|
newDB := filepath.Join(outputDir, ".tracks.db")
|
|
if _, err := os.Stat(oldDB); err == nil {
|
|
if _, err := os.Stat(newDB); os.IsNotExist(err) {
|
|
if err := os.Rename(oldDB, newDB); err != nil {
|
|
if err := copyFile(oldDB, newDB); err != nil {
|
|
return
|
|
}
|
|
os.Remove(oldDB)
|
|
}
|
|
}
|
|
}
|
|
|
|
os.Remove(oldDir)
|
|
}
|
|
|
|
func copyFile(src, dst string) error {
|
|
in, err := os.Open(src)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer in.Close()
|
|
|
|
out, err := os.CreateTemp(filepath.Dir(dst), ".tracks.db-*.tmp")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
tmp := out.Name()
|
|
|
|
if _, err := io.Copy(out, in); err != nil {
|
|
out.Close()
|
|
os.Remove(tmp)
|
|
return err
|
|
}
|
|
if err := out.Sync(); err != nil {
|
|
out.Close()
|
|
os.Remove(tmp)
|
|
return err
|
|
}
|
|
if err := out.Close(); err != nil {
|
|
os.Remove(tmp)
|
|
return err
|
|
}
|
|
if err := os.Rename(tmp, dst); err != nil {
|
|
os.Remove(tmp)
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|