mirror of https://gitee.com/answerdev/answer.git
51 lines
1.4 KiB
Go
51 lines
1.4 KiB
Go
package dir
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import (
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"fmt"
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"os"
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"path/filepath"
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)
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func CreateDirIfNotExist(path string) error {
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return os.MkdirAll(path, os.ModePerm)
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}
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func CheckDirExist(path string) bool {
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f, err := os.Stat(path)
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return err == nil && f.IsDir()
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}
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func CheckFileExist(path string) bool {
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f, err := os.Stat(path)
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return err == nil && !f.IsDir()
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}
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func DirSize(path string) (int64, error) {
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var size int64
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err := filepath.Walk(path, func(_ string, info os.FileInfo, err error) error {
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if !info.IsDir() {
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size += info.Size()
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}
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return err
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})
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return size, err
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}
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func FormatFileSize(fileSize int64) (size string) {
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if fileSize < 1024 {
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//return strconv.FormatInt(fileSize, 10) + "B"
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return fmt.Sprintf("%.2f B", float64(fileSize)/float64(1))
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} else if fileSize < (1024 * 1024) {
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return fmt.Sprintf("%.2f KB", float64(fileSize)/float64(1024))
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} else if fileSize < (1024 * 1024 * 1024) {
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return fmt.Sprintf("%.2f MB", float64(fileSize)/float64(1024*1024))
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} else if fileSize < (1024 * 1024 * 1024 * 1024) {
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return fmt.Sprintf("%.2f GB", float64(fileSize)/float64(1024*1024*1024))
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} else if fileSize < (1024 * 1024 * 1024 * 1024 * 1024) {
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return fmt.Sprintf("%.2f TB", float64(fileSize)/float64(1024*1024*1024*1024))
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} else { //if fileSize < (1024 * 1024 * 1024 * 1024 * 1024 * 1024)
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return fmt.Sprintf("%.2f EB", float64(fileSize)/float64(1024*1024*1024*1024*1024))
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}
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}
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