/
utils.go
223 lines (187 loc) · 3.89 KB
/
utils.go
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package main
import (
"archive/zip"
"errors"
"fmt"
"io"
"net"
"net/url"
"os"
"os/signal"
"path/filepath"
"runtime"
"strings"
"unicode"
"golang.org/x/text/runes"
"golang.org/x/text/transform"
"golang.org/x/text/unicode/norm"
)
func EncodeParam(s string) string {
return url.QueryEscape(s)
}
func isPathValid(path string) bool {
dir, err := os.Stat(path)
if err != nil {
fmt.Println(err)
return false
}
if !dir.IsDir() {
return false
}
return true
}
func IsTxt(file string) bool {
parts := strings.Index(file, ".")
if parts != -1 {
extension := file[parts+1:]
if strings.ToLower(extension) != "txt" {
return false
}
}
return true
}
func NewDir(path string) (string, error) {
if !isPathValid(path) {
return "", errors.New("invalid path")
}
dirName := "YourMusic"
fullPath := filepath.Join(path, dirName)
if runtime.GOOS == "windows" {
fullPath = fullPath + "\\"
} else {
fullPath = fullPath + "/"
}
err := os.Mkdir(fullPath, 0700)
if err != nil {
fmt.Sprintln("Error: %w", err)
return "", err
}
return fullPath, nil
}
func ToZip(dir, zipPath string) error {
zipFile, err := os.Create(zipPath)
if err != nil {
return err
}
defer zipFile.Close()
zipWriter := zip.NewWriter(zipFile)
defer zipWriter.Close()
err = filepath.Walk(dir, func(filePath string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if filePath == dir {
return nil
}
header, err := zip.FileInfoHeader(info)
if err != nil {
return err
}
header.Name, _ = filepath.Rel(dir, filePath)
writer, err := zipWriter.CreateHeader(header)
if err != nil {
return err
}
if !info.IsDir() {
file, err := os.Open(filePath)
if err != nil {
return err
}
defer file.Close()
_, err = io.Copy(writer, file)
if err != nil {
return err
}
}
return nil
})
return err
}
func GetFileSize(file string) (int64, error) {
fileInfo, err := os.Stat(file)
if err != nil {
return 0, err
}
size := int64(fileInfo.Size())
return size, nil
}
func RemoveAccents(s string) string {
t := transform.Chain(norm.NFD, runes.Remove(runes.In(unicode.Mn)), norm.NFC)
output, _, e := transform.String(t, s)
if e != nil {
panic(e)
}
return output
}
func RemoveInvalidChars(input string, invalidChars []byte) string {
filter := func(r rune) rune {
for _, c := range invalidChars {
if byte(r) == c {
return -1 /* remove the char */
}
}
return r
}
return strings.Map(filter, input)
}
func GetLocalIP() string {
addrs, err := net.InterfaceAddrs()
if err != nil {
return ""
}
for _, address := range addrs {
if ipnet, ok := address.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {
if ipnet.IP.To4() != nil {
return ipnet.IP.String()
}
}
}
return ""
}
func GetCurrentDir() string {
workingDir, err := os.Getwd()
if err != nil {
fmt.Println("Error:", err)
return ""
}
return workingDir
}
// handle ctrl + c (delete music folder and zip file)
func InterruptHandler(resource string) (err error) {
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
go func() {
<-c
DeleteResource(resource)
DeleteResource(resource)
os.Exit(1)
}()
return err
}
func DeleteResource(resource string) {
if _, err := os.Stat(resource); err == nil {
if err := os.RemoveAll(resource); err != nil {
fmt.Println("Error deleting resource:", err)
}
}
}
/* used for the last validation in the Match function */
func ExtractFirstWord(value string) string {
for i := range value {
if value[i] == ' ' {
return value[0:i]
}
}
return value
}
/*
i don't know why, but there are artists who,
due to their name, they add a hyphen
between some words of their names
on one platform and not on the other
*/
func CleanAndNormalize(s string) string {
cleaned := strings.ReplaceAll(s, "-", "")
cleaned = strings.ReplaceAll(cleaned, " ", "")
return cleaned
}