added confirm dialog for Michael's rollout restart feature

.goreleaser.yml

@@ -44,19 +44,19 @@ changelog:
       - "^test:"
 
 # Homebrew
-brew:
-  name: k9s
-  github:
-    owner: derailed
-    name: k9s-homebrew-tap
-  commit_author:
-    name: derailed
-    email: fernand@imhotep.io
-  folder: Formula
-  homepage: https://k9ss.io
-  description: Kubernetes CLI To Manage Your Clusters In Style!
-  test: |
-    system "k9s version"
+brews:
+  - name: k9s
+    github:
+      owner: derailed
+      name: k9s-homebrew-tap
+    commit_author:
+      name: derailed
+      email: fernand@imhotep.io
+    folder: Formula
+    homepage: https://k9ss.io
+    description: Kubernetes CLI To Manage Your Clusters In Style!
+    test: |
+      system "k9s version"
 
 # Snapcraft
 # snapcraft:

internal/ui/dialog/confirm.go

@@ -0,0 +1,47 @@
+package dialog
+
+import (
+	"github.com/derailed/tview"
+	"github.com/gdamore/tcell"
+)
+
+const confirmKey = "confirm"
+
+type (
+	confirmFunc func()
+)
+
+// ShowConfirm pops a confirmation dialog.
+func ShowConfirm(pages *tview.Pages, title, msg string, ack confirmFunc, cancel cancelFunc) {
+	f := tview.NewForm()
+	f.SetItemPadding(0)
+	f.SetButtonsAlign(tview.AlignCenter).
+		SetButtonBackgroundColor(tview.Styles.PrimitiveBackgroundColor).
+		SetButtonTextColor(tview.Styles.PrimaryTextColor).
+		SetLabelColor(tcell.ColorAqua).
+		SetFieldTextColor(tcell.ColorOrange)
+	f.AddButton("Cancel", func() {
+		dismissConfirm(pages)
+		cancel()
+	})
+	f.AddButton("OK", func() {
+		ack()
+		dismissConfirm(pages)
+		cancel()
+	})
+
+	modal := tview.NewModalForm(title, f)
+	modal.SetText(msg)
+	modal.SetDoneFunc(func(int, string) {
+		dismissConfirm(pages)
+		cancel()
+	})
+	pages.AddPage(confirmKey, modal, false, false)
+	pages.ShowPage(confirmKey)
+
+	// pages.AddAndSwitchToPage(confirmKey, modal, false)
+}
+
+func dismissConfirm(pages *tview.Pages) {
+	pages.RemovePage(confirmKey)
+}

internal/ui/dialog/confirm_test.go

@@ -0,0 +1,28 @@
+package dialog
+
+import (
+	"testing"
+
+	"github.com/derailed/tview"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestConfirmDialog(t *testing.T) {
+	a := tview.NewApplication()
+	p := tview.NewPages()
+	a.SetRoot(p, false)
+
+	ackFunc := func() {
+		assert.True(t, true)
+	}
+	caFunc := func() {
+		assert.True(t, true)
+	}
+	ShowConfirm(p, "Blee", "Yo", ackFunc, caFunc)
+
+	d := p.GetPrimitive(confirmKey).(*tview.ModalForm)
+	assert.NotNil(t, d)
+
+	dismissConfirm(p)
+	assert.Nil(t, p.GetPrimitive(confirmKey))
+}

internal/views/master_detail.go

@@ -52,7 +52,6 @@ func (v *masterDetail) init(ctx context.Context, ns string) {
 
 func (v *masterDetail) setExtraActionsFn(f ui.ActionsFunc) {
 	v.extraActionsFn = f
-	// f(v.actions)
 }
 
 // Protocol...

internal/views/restartable_resource.go

@@ -5,6 +5,7 @@ import (
 
 	"github.com/derailed/k9s/internal/resource"
 	"github.com/derailed/k9s/internal/ui"
+	"github.com/derailed/k9s/internal/ui/dialog"
 	"github.com/gdamore/tcell"
 )
 
@@ -31,22 +32,29 @@ func (v *restartableResourceView) restartCmd(evt *tcell.EventKey) *tcell.EventKe
 		return evt
 	}
 
-	v.restartRollout(v.masterPage().GetSelectedItem())
+	sel := v.masterPage().GetSelectedItem()
+	v.stopUpdates()
+	defer v.restartUpdates()
+	msg := "Please confirm rollout restart for " + sel
+	dialog.ShowConfirm(v.Pages, "<Confirm Restart>", msg, func() {
+		if err := v.restartRollout(sel); err != nil {
+			v.app.Flash().Err(err)
+		} else {
+			v.app.Flash().Infof("Rollout restart in progress for `%s...", sel)
+		}
+	}, func() {
+		v.showMaster()
+	})
+
 	return nil
 }
 
-func (v *restartableResourceView) restartRollout(selection string) {
-	ns, n := namespaced(selection)
-
+func (v *restartableResourceView) restartRollout(selection string) error {
 	r, ok := v.list.Resource().(resource.Restartable)
 	if !ok {
-		v.app.Flash().Err(errors.New("resource is not of type resource.Restartable"))
-		return
+		return errors.New("resource is not of type resource.Restartable")
 	}
+	ns, n := namespaced(selection)
 
-	err := r.Restart(ns, n)
-	if err != nil {
-		v.app.Flash().Err(err)
-	}
-	v.app.Flash().Info("Restarted Rollout")
+	return r.Restart(ns, n)
 }