stash/internal/api/dir_list.go

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package api
import (
"io/fs"
"os"
"path/filepath"
"golang.org/x/text/collate"
)
type dirLister []fs.DirEntry
func (s dirLister) Len() int {
return len(s)
}
func (s dirLister) Swap(i, j int) {
s[j], s[i] = s[i], s[j]
}
func (s dirLister) Bytes(i int) []byte {
return []byte(s[i].Name())
}
// listDir will return the contents of a given directory path as a string slice
func listDir(col *collate.Collator, path string) ([]string, error) {
var dirPaths []string
files, err := os.ReadDir(path)
if err != nil {
path = filepath.Dir(path)
files, err = os.ReadDir(path)
if err != nil {
return dirPaths, err
}
}
if col != nil {
col.Sort(dirLister(files))
}
for _, file := range files {
if !file.IsDir() {
continue
}
dirPaths = append(dirPaths, filepath.Join(path, file.Name()))
}
return dirPaths, nil
}