roulette/cmd/files.go

104 lines
1.8 KiB
Go

/*
Copyright © 2022 Seednode <seednode@seedno.de>
*/
package cmd
import (
"math/rand"
"os"
"path/filepath"
"time"
)
func getFiles(path string) ([]string, error) {
var paths []string
err := filepath.WalkDir(path, func(p string, info os.DirEntry, err error) error {
if info.IsDir() && p != path {
return filepath.SkipDir
} else {
absolutePath, err := filepath.Abs(p)
if err != nil {
return err
}
paths = append(paths, absolutePath)
}
return err
})
if err != nil {
return nil, err
}
return paths, nil
}
func getFilesRecursive(path string) ([]string, error) {
var paths []string
err := filepath.WalkDir(path, func(p string, info os.DirEntry, err error) error {
if !info.IsDir() {
absolutePath, err := filepath.Abs(p)
if err != nil {
return err
}
paths = append(paths, absolutePath)
}
return err
})
if err != nil {
return nil, err
}
return paths, nil
}
func getFileList(args []string) ([]string, error) {
fileList := []string{}
for i := 0; i < len(args); i++ {
if Recursive {
f, err := getFilesRecursive(args[i])
if err != nil {
return nil, err
}
fileList = append(fileList, f...)
} else {
f, err := getFiles(args[i])
if err != nil {
return nil, err
}
fileList = append(fileList, f...)
}
}
return fileList, nil
}
func pickFile(fileList []string) (string, string) {
rand.Seed(time.Now().UnixMicro())
filePath := fileList[rand.Intn(len(fileList))]
fileName := filepath.Base(filePath)
return fileName, filePath
}
func normalizePaths(args []string) ([]string, error) {
var paths []string
for i := 0; i < len(args); i++ {
absolutePath, err := filepath.Abs(args[i])
if err != nil {
return nil, err
}
paths = append(paths, absolutePath)
}
return paths, nil
}