StonehearthEditor.MainForm.chooseModDirectory C# (CSharp) Method

        private void chooseModDirectory()
        {
            var dialog = new FolderSelectDialog()
            {
                DirectoryPath = kModsDirectoryPath ?? Environment.CurrentDirectory,
                Title = "Stonehearth Mods Root Directory"
            };

            DialogResult result = DialogResult.Abort;

            do
            {
                result = dialog.ShowDialog();

                if (result == DialogResult.OK)
                {
                    string newPath = dialog.DirectoryPath;

                    if (this.checkModsFolder(ref newPath))
                    {
                        kModsDirectoryPath = JsonHelper.NormalizeSystemPath(newPath);
                        Properties.Settings.Default["ModsDirectory"] = kModsDirectoryPath;
                        Properties.Settings.Default.Save();
                        return;
                    }
                    else if (Directory.Exists(newPath))
                    {
                        // If the directory does exist, but doesn't seem to be valid, make it a user chocie
                        if (MessageBox.Show("The chosen directory does not appear to be a valid mods directory. Choose it anyway?", "Possibly invalid mods directory", MessageBoxButtons.YesNo, MessageBoxIcon.Exclamation) == DialogResult.Yes)
                            return;
                    }
                    else
                    {
                        if (MessageBox.Show("Invalid mods directory chosen. Try again?", "Invalid directory", MessageBoxButtons.YesNo, MessageBoxIcon.Error) == DialogResult.No)
                            return;
                    }
                }
                else
                {
                    if (MessageBox.Show("No mods directory selected. Try again?", "No directory selected.", MessageBoxButtons.YesNo, MessageBoxIcon.Warning) == DialogResult.No)
                        return;
                }
            }
            while (true); // repeat until we've got a proper directory or the user aborts
        }