Implemented info line with refresh status

tui/mainscreen.go

@@ -27,6 +27,8 @@ var STATS_TEMPLATE =
 [teal]▼ %.2f[-] [grey]MB[-]
 `
 
+var INFO_TEMPLATE = "%s"
+
 type GroupMapEntry struct {
   Index   int
 }
@@ -37,6 +39,7 @@ type Mainscreen struct {
 
   Header *tview.TextView
   Stats  *tview.TextView
+  Info   *tview.TextView
   Footer *tview.TextView
 
   Groups *tview.List
@@ -95,6 +98,13 @@ func(t *TUI) NewMainscreen() (*Mainscreen) {
     SetDynamicColors(true)
   mainscreen.Stats.SetBorder(false)
 
+  mainscreen.Info = tview.NewTextView().
+    SetText("").
+    SetTextColor(tcell.ColorHotPink).
+    SetDynamicColors(true)
+  mainscreen.Info.SetBorder(false).
+    SetBorderPadding(0, 0, 1, 1)
+
   mainscreen.Footer = tview.NewTextView().
     SetText("It really whips the llama's ass").
     SetTextColor(tcell.ColorHotPink).
@@ -108,7 +118,8 @@ func(t *TUI) NewMainscreen() (*Mainscreen) {
 		SetBorders(false).
 		AddItem(mainscreen.Header, 0, 0, 1, 2, 0, 0, false).
     AddItem(mainscreen.Stats,  0, 2, 1, 1, 0, 0, false).
-		AddItem(mainscreen.Footer, 2, 0, 1, 3, 0, 0, false)
+		AddItem(mainscreen.Info,   2, 0, 1, 1, 0, 0, false).
+		AddItem(mainscreen.Footer, 2, 1, 1, 2, 0, 0, false)
 
 	mainscreen.Canvas.
     AddItem(mainscreen.Groups,   1, 0, 1, 1, 0, 0, false).
@@ -139,6 +150,15 @@ func (mainscreen *Mainscreen) SetStats(stats map[string]int64) {
   )
 }
 
+func (mainscreen *Mainscreen) SetInfo(info map[string]string) {
+  refresh := info["refresh"]
+  mainscreen.Info.SetText(
+    fmt.Sprintf(INFO_TEMPLATE,
+      refresh,
+    ),
+  )
+}
+
 func (mainscreen *Mainscreen) GetCanvas() (tview.Primitive) {
   return mainscreen.Canvas
 }

tui/tui.go

@@ -90,6 +90,7 @@ func (t *TUI) initInput() {
 		switch event.Key() {
 		case tcell.KeyCtrlR:
       t.RefreshMainscreen()
+      t.SetInfo(true)
 			return nil
 		case tcell.KeyCtrlQ:
 			t.App.Stop()
@@ -124,6 +125,7 @@ func (t *TUI) Launch() {
   go func() {
     for {
       t.RefreshMainscreen()
+      t.SetInfo(true)
       time.Sleep(time.Second * 60)
     }
   }()
@@ -208,6 +210,21 @@ func(t *TUI) ShowErrorModal(text string) {
     })
 }
 
+func (t *TUI) SetInfo(refresh bool) {
+  if refresh == true {
+    t.Views["mainscreen"].(*Mainscreen).SetInfo(map[string]string{
+      "refresh": "[green]◙[-]",
+    })
+    time.AfterFunc(time.Second * 3, func() {
+      t.SetInfo(false)
+    })
+  } else {
+    t.Views["mainscreen"].(*Mainscreen).SetInfo(map[string]string{
+      "refresh": "[grey]◙[-]",
+    })
+  }
+}
+
 func (t* TUI) SetStats(peers, rateIn, rateOut, totalIn, totalOut int64) () {
   t.Stats["peers"] = peers
   t.Stats["rate_in"] = rateIn