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package ui |
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import ( |
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"errors" |
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"regexp" |
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"strings" |
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"fyne.io/fyne/v2" |
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"fyne.io/fyne/v2/container" |
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"fyne.io/fyne/v2/data/binding" |
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"fyne.io/fyne/v2/dialog" |
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"fyne.io/fyne/v2/layout" |
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"fyne.io/fyne/v2/widget" |
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"github.com/rchargel/hdfs-explorer/files" |
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"github.com/rchargel/hdfs-explorer/log" |
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) |
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type FileRepoManagerDialog struct { |
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Title string |
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popup fyne.Window |
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listUI *ListWithListener |
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fileSystemRepo files.FileSystemRepository |
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fsList binding.StringList |
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name binding.String |
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description binding.String |
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addresses binding.String |
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} |
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type OnNewConnection func(client files.FileSystemClient) |
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func NewFileRepoManagerDialog() *FileRepoManagerDialog { |
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repository, err := files.GetFileSystemRepository() |
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if err != nil { |
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log.Error.Fatal(err) |
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} |
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dialog := &FileRepoManagerDialog{ |
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Title: "Connections", |
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popup: nil, |
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fileSystemRepo: repository, |
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fsList: binding.NewStringList(), |
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name: binding.NewString(), |
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description: binding.NewString(), |
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addresses: binding.NewString(), |
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} |
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dialog.fsList.Set(dialog.fileSystemNames()) |
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return dialog |
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} |
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func (d *FileRepoManagerDialog) edit(label string) error { |
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fs, err := d.fileSystemRepo.FindByName(label) |
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if err != nil { |
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return err |
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} |
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d.name.Set(fs.Name) |
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d.description.Set(fs.Description) |
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d.addresses.Set(strings.Join(fs.Addresses, "\n")) |
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return nil |
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} |
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func (d *FileRepoManagerDialog) new() { |
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d.listUI.ClearSelected() |
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d.name.Set("") |
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d.description.Set("") |
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d.addresses.Set("") |
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} |
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func (d *FileRepoManagerDialog) save() error { |
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name, _ := d.name.Get() |
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desc, _ := d.description.Get() |
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addr, _ := d.addresses.Get() |
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if len(name) == 0 || len(desc) == 0 || len(addr) == 0 { |
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return errors.New("Missing field data") |
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} |
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re := regexp.MustCompile(`\s+`) |
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split := re.Split(addr, -1) |
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addresses := make([]string, 0) |
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if split == nil { |
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addresses = []string{strings.TrimSpace(addr)} |
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} else { |
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for _, v := range split { |
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addresses = append(addresses, strings.TrimSpace(v)) |
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} |
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} |
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fs := files.FileSystem{ |
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Name: name, |
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Description: desc, |
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Addresses: addresses, |
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} |
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err := d.fileSystemRepo.Store(fs) |
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if err == nil { |
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d.fsList.Set(d.fileSystemNames()) |
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} |
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d.new() |
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return err |
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} |
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func (d *FileRepoManagerDialog) fileSystemNames() []string { |
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list, err := d.fileSystemRepo.List() |
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if err != nil { |
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ShowFatalError(err) |
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} |
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names := make([]string, len(list)) |
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for i, fileSystem := range list { |
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names[i] = fileSystem.Name |
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} |
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return names |
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} |
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func (d *FileRepoManagerDialog) Close() { |
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if d.popup != nil { |
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d.popup.Close() |
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} |
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} |
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func (d *FileRepoManagerDialog) Open(onNewConnection OnNewConnection) { |
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if d.popup == nil { |
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fsList := d.fileSystemList(onNewConnection) |
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form := d.createForm() |
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content := container.NewBorder(nil, nil, nil, form, fsList, widget.NewSeparator()) |
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newButton := widget.NewButton("New", func() { |
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d.new() |
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}) |
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saveButton := widget.NewButton("Save", func() { |
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if err := d.save(); err != nil { |
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dialog.ShowError(err, Window) |
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} |
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}) |
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d.popup = NewCustomDialog( |
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d.Title, |
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content, |
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newButton, |
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saveButton, |
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) |
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} |
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d.popup.Show() |
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} |
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func (d *FileRepoManagerDialog) createForm() *fyne.Container { |
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nameLabel := widget.NewLabel("Name: ") |
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nameEntry := widget.NewEntryWithData(d.name) |
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descriptionLabel := widget.NewLabel("Description: ") |
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descriptionEntry := widget.NewEntryWithData(d.description) |
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descriptionEntry.MultiLine = true |
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addressLabel := widget.NewLabel("Addresses (new line sperated):") |
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addressEntry := widget.NewEntryWithData(d.addresses) |
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addressEntry.MultiLine = true |
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return container.NewVBox( |
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nameLabel, |
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nameEntry, |
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descriptionLabel, |
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descriptionEntry, |
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addressLabel, |
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addressEntry, |
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) |
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} |
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func (d *FileRepoManagerDialog) fileSystemList(onNewConnection OnNewConnection) *fyne.Container { |
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d.listUI = NewSelectableList(d.fsList) |
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d.listUI.list.Resize(fyne.NewSize(400, 200)) |
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d.listUI.AddListener(func(event Event) { |
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label := event.EventSource |
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if event.EventType == "click" { |
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if err := d.edit(label); err != nil { |
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dialog.ShowError(err, Window) |
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} |
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} else if event.EventType == "dblclick" { |
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fs, _ := d.fileSystemRepo.FindByName(event.EventSource) |
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client, err := fs.Connect() |
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d.popup.Hide() |
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if err != nil { |
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dialog.ShowError(err, Window) |
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} else { |
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onNewConnection(client) |
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} |
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} |
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}) |
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return container.New(layout.NewMaxLayout(), d.listUI.CanvasObject()) |
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} |
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rchargel /
hdfs-explorer
