Simplifies .. navigation and passes actual errors

This commit is contained in:
sloumdrone 2019-11-17 14:58:43 -08:00
parent c948be18dc
commit 8e4091aac1
1 changed files with 15 additions and 14 deletions

View File

@ -18,7 +18,7 @@ func Open(address string) (string, []string, error) {
file, err := os.Open(address)
if err != nil {
return "", links, fmt.Errorf("Unable to open file: %s", address)
return "", links, err
}
defer file.Close()
@ -26,28 +26,29 @@ func Open(address string) (string, []string, error) {
offset := 1
fileList, err := file.Readdir(0)
if err != nil {
return "", links, fmt.Errorf("Unable to read from directory: %s", address)
return "", links, err
}
var out strings.Builder
out.WriteString(fmt.Sprintf("Current directory: %s\n\n", address))
if address != "/" {
offset = 2
upFp := filepath.Join(address, "..")
upOneLevel, _ := filepath.Abs(upFp)
info, err := os.Stat(upOneLevel)
if err == nil {
out.WriteString("[1] ")
out.WriteString(fmt.Sprintf("%-12s ", info.Mode().String()))
out.WriteString("../\n")
links = append(links, upOneLevel)
}
// Handle 'addres/..' display
offset = 2
upFp := filepath.Join(address, "..")
upOneLevel, _ := filepath.Abs(upFp)
info, err := os.Stat(upOneLevel)
if err == nil {
out.WriteString("[1] ")
out.WriteString(fmt.Sprintf("%-12s ", info.Mode().String()))
out.WriteString("../\n")
links = append(links, upOneLevel)
}
// Sort the directory contents alphabetically
sort.Slice(fileList, func(i, j int) bool {
return fileList[i].Name() < fileList[j].Name()
})
// Handle each item in the directory
for i, obj := range fileList {
linkNum := fmt.Sprintf("[%d]", i+offset)
out.WriteString(fmt.Sprintf("%-5s ", linkNum))
@ -65,7 +66,7 @@ func Open(address string) (string, []string, error) {
bytes, err := ioutil.ReadAll(file)
if err != nil {
return "", links, fmt.Errorf("Unable to read file: %s", address)
return "", links, err
}
return string(bytes), links, nil
}