Function validatePath

main.go:614–682

(p string)

}

func validatePath(p string) (string, bool, error) {
	/** Check order of:
	* Root folder (is it empty, or an FP folder)
	* Flashpoint child folder
	 */

	Resumable := func(p string) bool {
		sqlitePath := filepath.Join(p, "ultimate.sqlite")
		_, err := os.Stat(sqlitePath)
		if os.IsNotExist(err) {
			// File does not exist
			return false
		}
		if err != nil {
			panic(err)
		}
		return true
	}

	CheckPath := func(p string) (bool, bool) {
		_, err := os.Stat(p)
		if os.IsNotExist(err) {
			// Folder does not exist
			return true, false
		}

		f, err := os.Open(p)
		if err != nil {
			// Exists, but cannot open (permissions?)
			return false, false
		}
		defer f.Close()

		_, err = f.Readdirnames(1) // Read just one entry
		if err != nil {
			// Directory empty
			return true, false
		}

		// If has a resumable file, assume a valid folder without checking others
		resumable := Resumable(p)
		if resumable {
			return true, true
		}

		// Check if existing FP folder
		folders := []string{"Data", "FPSoftware", "Launcher"}
		for _, folder := range folders {
			folderPath := filepath.Join(p, folder)
			if _, err := os.Stat(folderPath); os.IsNotExist(err) {
				return false, false
			}
		}
		return true, resumable
	}

	available, resumable := CheckPath(p)
	if available {