Actually download source and open editor

internal/ui/baricon.go

@@ -9,6 +9,8 @@ import (
 
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/canvas"
+	"fyne.io/fyne/v2/container"
+	deskDriver "fyne.io/fyne/v2/driver/desktop"
 	"fyne.io/fyne/v2/theme"
 	"fyne.io/fyne/v2/widget"
 
@@ -149,14 +151,8 @@ func (bi *barIcon) TappedSecondary(ev *fyne.PointEvent) {
 	items := []*fyne.MenuItem{addRemove}
 	editor := editorPath()
 	if app.Source() != nil && editor != "" {
-		srcDir := filepath.Join(sourceRoot(), app.Name())
 		items = append(items, fyne.NewMenuItem("Edit", func() {
-			cmd := exec.Command(editor, srcDir)
-			err := cmd.Start()
-
-			if err != nil {
-				fyne.LogError("Failed to start app editor: "+editor, err)
-			}
+			editApp(app, editor)
 		}))
 	}
 
@@ -171,6 +167,55 @@ func (bi *barIcon) CreateRenderer() fyne.WidgetRenderer {
 	return render
 }
 
+func cloneRepo(src *fynedesk.AppSource, path string) error {
+	spin := widget.NewActivity()
+	prop := canvas.NewRectangle(color.Transparent)
+	prop.SetMinSize(fyne.NewSquareSize(56))
+
+	w := fyne.CurrentApp().Driver().(deskDriver.Driver).CreateSplashWindow()
+	w.SetContent(
+		container.NewBorder(nil, widget.NewLabel("Downloading..."), nil, nil,
+			container.NewStack(prop, spin)))
+	spin.Start()
+	w.Show()
+
+	defer func() {
+		w.Hide()
+		spin.Stop()
+	}()
+
+	cmd := exec.Command("git", "clone", src.Repo, path)
+	return cmd.Run()
+}
+
+func editApp(app fynedesk.AppData, editor string) {
+	root := sourceRoot()
+	srcDir := filepath.Join(root, app.Name())
+
+	if !exists(srcDir) {
+		if !exists(root) {
+			err := os.MkdirAll(root, 0755)
+			if err != nil {
+				fyne.LogError("Failed to make source root", err)
+				return
+			}
+		}
+
+		err := cloneRepo(app.Source(), srcDir)
+		if err != nil {
+			fyne.LogError("Error cloning the app source", err)
+			return
+		}
+	}
+
+	cmd := exec.Command(editor, srcDir)
+	err := cmd.Start()
+
+	if err != nil {
+		fyne.LogError("Failed to start app editor: "+editor, err)
+	}
+}
+
 func newBarIcon(res fyne.Resource, appData fynedesk.AppData, winData *appWindow) *barIcon {
 	barIcon := &barIcon{resource: res, appData: appData, windowData: winData}
 	barIcon.ExtendBaseWidget(barIcon)