RWKV-Runner/backend-golang/file.go
2023-06-05 22:55:06 +08:00

152 lines
2.8 KiB
Go

package backend_golang
import (
"encoding/json"
"errors"
"io"
"os"
"os/exec"
"path/filepath"
"runtime"
"strings"
"time"
)
func (a *App) SaveJson(fileName string, jsonData any) error {
text, err := json.MarshalIndent(jsonData, "", " ")
if err != nil {
return err
}
if err := os.WriteFile(a.exDir+fileName, text, 0644); err != nil {
return err
}
return nil
}
func (a *App) ReadJson(fileName string) (any, error) {
file, err := os.ReadFile(a.exDir + fileName)
if err != nil {
return nil, err
}
var data any
err = json.Unmarshal(file, &data)
if err != nil {
return nil, err
}
return data, nil
}
func (a *App) FileExists(fileName string) bool {
_, err := os.Stat(a.exDir + fileName)
return err == nil
}
type FileInfo struct {
Name string `json:"name"`
Size int64 `json:"size"`
IsDir bool `json:"isDir"`
ModTime string `json:"modTime"`
}
func (a *App) ReadFileInfo(fileName string) (FileInfo, error) {
info, err := os.Stat(a.exDir + fileName)
if err != nil {
return FileInfo{}, err
}
return FileInfo{
Name: info.Name(),
Size: info.Size(),
IsDir: info.IsDir(),
ModTime: info.ModTime().Format(time.RFC3339),
}, nil
}
func (a *App) ListDirFiles(dirPath string) ([]FileInfo, error) {
files, err := os.ReadDir(a.exDir + dirPath)
if err != nil {
return nil, err
}
var filesInfo []FileInfo
for _, file := range files {
info, err := file.Info()
if err != nil {
return nil, err
}
filesInfo = append(filesInfo, FileInfo{
Name: info.Name(),
Size: info.Size(),
IsDir: info.IsDir(),
ModTime: info.ModTime().Format(time.RFC3339),
})
}
return filesInfo, nil
}
func (a *App) DeleteFile(path string) error {
err := os.Remove(a.exDir + path)
if err != nil {
return err
}
return nil
}
func (a *App) CopyFile(src string, dst string) error {
sourceFile, err := os.Open(a.exDir + src)
if err != nil {
return err
}
defer sourceFile.Close()
err = os.MkdirAll(a.exDir+dst[:strings.LastIndex(dst, "/")], 0755)
if err != nil {
return err
}
destFile, err := os.Create(a.exDir + dst)
if err != nil {
return err
}
defer destFile.Close()
_, err = io.Copy(destFile, sourceFile)
if err != nil {
return err
}
return nil
}
func (a *App) OpenFileFolder(path string) error {
absPath, err := filepath.Abs(a.exDir + path)
if err != nil {
return err
}
switch os := runtime.GOOS; os {
case "windows":
cmd := exec.Command("explorer", "/select,", absPath)
err := cmd.Run()
if err != nil {
return err
}
return nil
case "darwin":
cmd := exec.Command("open", "-R", absPath)
err := cmd.Run()
if err != nil {
return err
}
return nil
case "linux":
cmd := exec.Command("xdg-open", absPath)
err := cmd.Run()
if err != nil {
return err
}
return nil
}
return errors.New("unsupported OS")
}