Add confirmation message. Close #22

Author: JulienBreux

actions.go

@@ -78,6 +78,7 @@ func actionViewPodsDelete(g *gocui.Gui, v *gocui.View) error {
 	}
 
 	debug(g, "Delete pod: "+p)
+	displayConfirmation(g, p+" pod deleted")
 
 	go viewPodsRefreshList(g)
 
@@ -154,5 +155,6 @@ func actionViewNamespacesSelect(g *gocui.Gui, v *gocui.View) error {
 	NAMESPACE = line
 	go viewPodsRefreshList(g)
 	actionGlobalToggleViewNamespaces(g, v)
+	displayConfirmation(g, line+" namespace selected")
 	return err
 }

main.go

@@ -301,12 +301,32 @@ func hideError(g *gocui.Gui) {
 	g.DeleteView("errors")
 }
 
-// StringFormatBoth fg and bg colors
-// Thanks https://github.com/mephux/komanda-cli/blob/master/komanda/color/color.go
-func stringFormatBoth(fg, bg int, str string, args []string) string {
-	return fmt.Sprintf("\x1b[48;5;%dm\x1b[38;5;%d;%sm%s\x1b[0m", bg, fg, strings.Join(args, ";"), str)
+// Display confirmation message
+func displayConfirmation(g *gocui.Gui, m string) error {
+	lMaxX, lMaxY := g.Size()
+
+	if v, err := g.SetView("confirmation", -1, lMaxY-3, lMaxX, lMaxY-1); err != nil {
+		if err != gocui.ErrUnknownView {
+			return err
+		}
+
+		// Settings
+		v.Frame = false
+
+		// Content
+		fmt.Fprintln(v, textPadCenter(m, lMaxX))
+
+		// Auto-hide message
+		hide := func() {
+			hideConfirmation(g)
+		}
+		time.AfterFunc(time.Duration(2)*time.Second, hide)
+	}
+
+	return nil
 }
 
-func frameText(text string) string {
-	return stringFormatBoth(15, 0, text, []string{"1"})
+// Hide confirmation message
+func hideConfirmation(g *gocui.Gui) {
+	g.DeleteView("confirmation")
 }

string.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+// Repeat string
+func timesString(str string, n int) (out string) {
+	for i := 0; i < n; i++ {
+		out += str
+	}
+	return
+}
+
+// Text pad center
+func textPadCenter(s string, l int) string {
+	pc := " "
+	p := timesString(pc, (l/2)-len(s)/2)
+	o := p + s + p
+	if (len(s) < l) && (l < len(o)) {
+		o = o[0:l]
+	}
+	return o
+}
+
+// StringFormatBoth fg and bg colors
+// Thanks https://github.com/mephux/komanda-cli/blob/master/komanda/color/color.go
+func stringFormatBoth(fg, bg int, str string, args []string) string {
+	return fmt.Sprintf("\x1b[48;5;%dm\x1b[38;5;%d;%sm%s\x1b[0m", bg, fg, strings.Join(args, ";"), str)
+}
+
+// Frame text with colors
+func frameText(text string) string {
+	return stringFormatBoth(15, 0, text, []string{"1"})
+}

views.go

@@ -261,7 +261,6 @@ func viewPodsAddLine(v *gocui.View, maxX int, name, ready, status, restarts, age
 
 // View: Status bar
 func viewStatusBar(g *gocui.Gui, lMaxX int, lMaxY int) error {
-	//-1, -1, lMaxX, 1
 	if v, err := g.SetView("status", -1, lMaxY-2, lMaxX, lMaxY); err != nil {
 		if err != gocui.ErrUnknownView {
 			return err