Configure refresh

ui/app.go

@@ -1,7 +1,6 @@
 package ui
 
 import (
-	"github.com/bahner/go-ma-actor/config"
 	"github.com/gdamore/tcell/v2"
 	"github.com/rivo/tview"
 )
@@ -31,7 +30,7 @@ func (ui *ChatUI) setupApp() {
 	// the peers list takes 20 columns, and the messages take the remaining space
 	ui.chatPanel = tview.NewFlex().
 		AddItem(msgBox, 0, 1, false).
-		AddItem(peersList, config.GetUIPeerslistWidth(), 1, false)
+		AddItem(peersList, getUIPeerslistWidth(), 1, false)
 
 	// The ordering here is a little kludgy, but acceptable for now.
 	// the input fiield setup became rather verbose, so it was moved to its own file.

ui/commands.go

@@ -37,6 +37,8 @@ func (ui *ChatUI) handleCommands(input string) {
 		ui.handleMeCommands(args)
 	case "/refresh":
 		ui.refreshPeers()
+		ui.msgBox.Clear()
+		ui.app.Draw()
 	default:
 		ui.displaySystemMessage("Unknown command: " + args[0])
 	}

ui/config.go

@@ -0,0 +1,14 @@
+package ui
+
+import (
+	"time"
+
+	"github.com/spf13/viper"
+)
+
+func getUIPeerslistWidth() int {
+	return viper.GetInt("ui.peerslist-width")
+}
+func getUIPeersRefreshInterval() time.Duration {
+	return viper.GetDuration("ui.refresh")
+}

ui/events.go

@@ -33,7 +33,7 @@ func (ui *ChatUI) displaySystemMessage(msg string) {
 // refreshes the list of peers in the UI.
 
 func (ui *ChatUI) handleEvents() {
-	peerRefreshTicker := time.NewTicker(time.Second)
+	peerRefreshTicker := time.NewTicker(getUIPeersRefreshInterval())
 	defer peerRefreshTicker.Stop()
 
 	for {

ui/ui.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"time"
 
 	"github.com/bahner/go-ma-actor/config"
 	"github.com/bahner/go-ma-actor/entity"
@@ -25,14 +26,18 @@ const (
 
 	defaultLimbo = "closet"
 
-	defaultPeerslistWidth = 10
+	defaultPeerslistWidth   = 10
+	defaultPeerslistRefresh = time.Second * 3
 )
 
 func init() {
 
 	// UI
-	pflag.Int("peerslist-width", defaultPeerslistWidth, "Sets the width of the peerslist pane in the UI")
-	viper.BindPFlag("ui.peerslist-width", pflag.Lookup("peerslist-width"))
+	pflag.Int("ui-peerslist-width", defaultPeerslistWidth, "Sets the width of the peerslist pane in the UI")
+	viper.BindPFlag("ui.peerslist-width", pflag.Lookup("ui-peerslist-width"))
+
+	pflag.Duration("ui-refresh", defaultPeerslistRefresh, "Sets the update frequency of the peerslist pane in the UI")
+	viper.BindPFlag("ui.refresh", pflag.Lookup("ui-refresh"))
 
 }