forked from Elara6331/itd
361 lines
8.6 KiB
Go
361 lines
8.6 KiB
Go
package main
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import (
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"context"
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"path/filepath"
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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/theme"
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"fyne.io/fyne/v2/widget"
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"go.arsenm.dev/itd/api"
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)
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func fsTab(ctx context.Context, client *api.Client, w fyne.Window, opened chan struct{}) fyne.CanvasObject {
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c := container.NewVBox()
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// Create new binding to store current directory
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cwdData := binding.NewString()
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cwdData.Set("/")
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// Create new list binding to store fs listing entries
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lsData := binding.NewUntypedList()
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// This goroutine waits until the fs tab is opened to
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// request the listing from the watch
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go func() {
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// Wait for opened signal
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<-opened
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// Show loading pop up
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loading := newLoadingPopUp(w)
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loading.Show()
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// Read root directory
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ls, err := client.ReadDir(ctx, "/")
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if err != nil {
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guiErr(err, "Error reading directory", false, w)
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return
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}
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// Set ls binding
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lsData.Set(lsToAny(ls))
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// Hide loading pop up
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loading.Hide()
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}()
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toolbar := widget.NewToolbar(
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widget.NewToolbarAction(
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theme.ViewRefreshIcon(),
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func() {
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refresh(ctx, cwdData, lsData, client, w, c)
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},
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),
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widget.NewToolbarAction(
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theme.UploadIcon(),
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func() {
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// Create open dialog for file that will be uploaded
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dlg := dialog.NewFileOpen(func(uc fyne.URIReadCloser, err error) {
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if err != nil || uc == nil {
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return
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}
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// Get filepath and close
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localPath := uc.URI().Path()
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uc.Close()
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// Create new entry to store filepath
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filenameEntry := widget.NewEntry()
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// Set entry text to the file name of the selected file
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filenameEntry.SetText(filepath.Base(localPath))
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// Create new dialog asking for the filename of the file to be stored on the watch
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uploadDlg := dialog.NewForm("Upload", "Upload", "Cancel", []*widget.FormItem{
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widget.NewFormItem("Filename", filenameEntry),
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}, func(ok bool) {
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if !ok {
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return
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}
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// Get current directory
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cwd, _ := cwdData.Get()
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// Get remote path by joining current directory with filename
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remotePath := filepath.Join(cwd, filenameEntry.Text)
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// Create new progress dialog
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progressDlg := newProgress(w)
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progressDlg.Show()
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// Upload file
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progressCh, err := client.Upload(ctx, remotePath, localPath)
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if err != nil {
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guiErr(err, "Error uploading file", false, w)
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return
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}
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for progressEvt := range progressCh {
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progressDlg.SetTotal(float64(progressEvt.Total))
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progressDlg.SetValue(float64(progressEvt.Sent))
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if progressEvt.Sent == progressEvt.Total {
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break
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}
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}
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// Close progress dialog
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progressDlg.Hide()
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// Add file to listing (avoids full refresh)
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lsData.Append(api.FileInfo{
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IsDir: false,
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Name: filepath.Base(remotePath),
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})
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}, w)
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uploadDlg.Show()
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}, w)
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dlg.Show()
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},
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),
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widget.NewToolbarAction(
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theme.FolderNewIcon(),
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func() {
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// Create new entry for filename
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filenameEntry := widget.NewEntry()
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// Create new dialog to ask for the filename
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mkdirDialog := dialog.NewForm("Make Directory", "Create", "Cancel", []*widget.FormItem{
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widget.NewFormItem("Filename", filenameEntry),
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}, func(ok bool) {
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if !ok {
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return
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}
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// Get current directory
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cwd, _ := cwdData.Get()
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// Get remote path by joining current directory and filename
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remotePath := filepath.Join(cwd, filenameEntry.Text)
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// Make directory
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err := client.Mkdir(ctx, remotePath)
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if err != nil {
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guiErr(err, "Error creating directory", false, w)
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return
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}
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// Add directory to listing (avoids full refresh)
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lsData.Append(api.FileInfo{
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IsDir: true,
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Name: filepath.Base(remotePath),
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})
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}, w)
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mkdirDialog.Show()
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},
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),
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)
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// Add listener to listing data to create the new items on the GUI
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// whenever the listing changes
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lsData.AddListener(binding.NewDataListener(func() {
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c.Objects = makeItems(ctx, client, lsData, cwdData, w, c)
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c.Refresh()
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}))
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return container.NewBorder(
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nil,
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toolbar,
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nil,
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nil,
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container.NewVScroll(c),
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)
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}
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// makeItems creates GUI objects from listing data
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func makeItems(
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ctx context.Context,
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client *api.Client,
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lsData binding.UntypedList,
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cwdData binding.String,
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w fyne.Window,
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c *fyne.Container,
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) []fyne.CanvasObject {
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// Get listing data
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ls, _ := lsData.Get()
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// Create output slice with dame length as listing
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out := make([]fyne.CanvasObject, len(ls))
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for index, val := range ls {
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// Assert value as file info
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item := val.(api.FileInfo)
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var icon fyne.Resource
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// Decide which icon to use
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if item.IsDir {
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if item.Name == ".." {
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icon = theme.NavigateBackIcon()
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} else {
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icon = theme.FolderIcon()
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}
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} else {
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icon = theme.FileIcon()
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}
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// Create new button with the decided icon and the item name
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btn := widget.NewButtonWithIcon(item.Name, icon, nil)
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// Align left
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btn.Alignment = widget.ButtonAlignLeading
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// Decide which callback function to use
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if item.IsDir {
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btn.OnTapped = func() {
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// Get current directory
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cwd, _ := cwdData.Get()
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// Join current directory with item name
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cwd = filepath.Join(cwd, item.Name)
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// Set new current directory
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cwdData.Set(cwd)
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// Refresh GUI to display new directory
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refresh(ctx, cwdData, lsData, client, w, c)
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}
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} else {
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btn.OnTapped = func() {
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// Get current directory
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cwd, _ := cwdData.Get()
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// Join current directory with item name
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remotePath := filepath.Join(cwd, item.Name)
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// Create new save dialog
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dlg := dialog.NewFileSave(func(uc fyne.URIWriteCloser, err error) {
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if err != nil || uc == nil {
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return
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}
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// Get path of selected file
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localPath := uc.URI().Path()
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// Close WriteCloser (it's not needed)
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uc.Close()
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// Create new progress dialog
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progressDlg := newProgress(w)
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progressDlg.Show()
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// Download file
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progressCh, err := client.Download(ctx, localPath, remotePath)
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if err != nil {
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guiErr(err, "Error downloading file", false, w)
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return
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}
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// For every progress event
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for progressEvt := range progressCh {
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progressDlg.SetTotal(float64(progressEvt.Total))
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progressDlg.SetValue(float64(progressEvt.Sent))
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}
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// Close progress dialog
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progressDlg.Hide()
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}, w)
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// Set filename to the item name
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dlg.SetFileName(item.Name)
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dlg.Show()
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}
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}
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if item.Name == ".." {
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out[index] = btn
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continue
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}
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moveBtn := widget.NewButtonWithIcon("", theme.NavigateNextIcon(), func() {
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moveEntry := widget.NewEntry()
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dlg := dialog.NewForm("Move", "Move", "Cancel", []*widget.FormItem{
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widget.NewFormItem("New Path", moveEntry),
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}, func(ok bool) {
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if !ok {
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return
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}
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// Get current directory
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cwd, _ := cwdData.Get()
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// Join current directory with item name
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oldPath := filepath.Join(cwd, item.Name)
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// Rename file
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err := client.Rename(ctx, oldPath, moveEntry.Text)
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if err != nil {
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guiErr(err, "Error renaming file", false, w)
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return
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}
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// Refresh GUI
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refresh(ctx, cwdData, lsData, client, w, c)
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}, w)
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dlg.Show()
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})
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removeBtn := widget.NewButtonWithIcon("", theme.DeleteIcon(), func() {
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// Get current directory
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cwd, _ := cwdData.Get()
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// Join current directory with item name
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path := filepath.Join(cwd, item.Name)
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// Remove file
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err := client.Remove(ctx, path)
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if err != nil {
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guiErr(err, "Error removing file", false, w)
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return
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}
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// Refresh GUI
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refresh(ctx, cwdData, lsData, client, w, c)
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})
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// Add button to GUI component list
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out[index] = container.NewBorder(
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nil,
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nil,
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nil,
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container.NewHBox(moveBtn, removeBtn),
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btn,
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)
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}
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return out
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}
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func refresh(
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ctx context.Context,
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cwdData binding.String,
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lsData binding.UntypedList,
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client *api.Client,
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w fyne.Window,
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c *fyne.Container,
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) {
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// Create and show new loading pop up
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loading := newLoadingPopUp(w)
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loading.Show()
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// Close pop up at the end of the function
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defer loading.Hide()
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// Get current directory
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cwd, _ := cwdData.Get()
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// Read directory
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ls, err := client.ReadDir(ctx, cwd)
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if err != nil {
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guiErr(err, "Error reading directory", false, w)
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return
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}
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// Set new listing data
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lsData.Set(lsToAny(ls))
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// Create new GUI objects
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c.Objects = makeItems(ctx, client, lsData, cwdData, w, c)
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// Refresh GUI
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c.Refresh()
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}
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func lsToAny(ls []api.FileInfo) []interface{} {
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out := make([]interface{}, len(ls)-1)
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for i, e := range ls {
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// Skip first element as it is always "."
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if i == 0 {
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continue
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}
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out[i-1] = e
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}
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return out
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}
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