From b31d96881432ebb1d4918ae970fabfd6362e1186 Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Mon, 26 Mar 2018 17:22:47 +0300
Subject: Show notifications and highlights in room list. Fixes #8

---
 ui/widget/message-view.go | 12 ++++++------
 ui/widget/room-list.go    | 34 +++++++++++++++++++++++-----------
 ui/widget/util.go         | 16 ++++++++++++++--
 3 files changed, 43 insertions(+), 19 deletions(-)

(limited to 'ui/widget')

diff --git a/ui/widget/message-view.go b/ui/widget/message-view.go
index 332af94..e48dddf 100644
--- a/ui/widget/message-view.go
+++ b/ui/widget/message-view.go
@@ -276,11 +276,11 @@ func getScrollbarStyle(scrollbarHere, isTop, isBottom bool) (char rune, style tc
 func (view *MessageView) Draw(screen tcell.Screen) {
 	view.Box.Draw(screen)
 
-	x, y, width, height := view.GetInnerRect()
+	x, y, _, height := view.GetInnerRect()
 	view.recalculateBuffers()
 
 	if len(view.textBuffer) == 0 {
-		writeLine(screen, tview.AlignLeft, "It's quite empty in here.", x, y+height, width, tcell.ColorDefault)
+		writeLineSimple(screen, "It's quite empty in here.", x, y+height)
 		return
 	}
 
@@ -294,7 +294,7 @@ func (view *MessageView) Draw(screen tcell.Screen) {
 		if view.LoadingMessages {
 			message = "Loading more messages..."
 		}
-		writeLine(screen, tview.AlignLeft, message, messageX, y, width, tcell.ColorGreen)
+		writeLineSimpleColor(screen, message, messageX, y, tcell.ColorGreen)
 	}
 
 	if len(view.textBuffer) != len(view.metaBuffer) {
@@ -339,16 +339,16 @@ func (view *MessageView) Draw(screen tcell.Screen) {
 		text, meta := view.textBuffer[index], view.metaBuffer[index]
 		if meta != prevMeta {
 			if len(meta.GetTimestamp()) > 0 {
-				writeLine(screen, tview.AlignLeft, meta.GetTimestamp(), x, y+line, width, meta.GetTimestampColor())
+				writeLineSimpleColor(screen, meta.GetTimestamp(), x, y+line, meta.GetTimestampColor())
 			}
 			if prevMeta == nil || meta.GetSender() != prevMeta.GetSender() {
-				writeLine(
+				writeLineColor(
 					screen, tview.AlignRight, meta.GetSender(),
 					usernameX, y+line, view.widestSender,
 					meta.GetSenderColor())
 			}
 			prevMeta = meta
 		}
-		writeLine(screen, tview.AlignLeft, text, messageX, y+line, width, meta.GetTextColor())
+		writeLineSimpleColor(screen, text, messageX, y+line, meta.GetTextColor())
 	}
 }
diff --git a/ui/widget/room-list.go b/ui/widget/room-list.go
index b908510..d2fb543 100644
--- a/ui/widget/room-list.go
+++ b/ui/widget/room-list.go
@@ -17,6 +17,9 @@
 package widget
 
 import (
+	"fmt"
+	"strconv"
+
 	"github.com/gdamore/tcell"
 	"maunium.net/go/gomuks/matrix/rooms"
 	"maunium.net/go/tview"
@@ -104,22 +107,31 @@ func (list *RoomList) Draw(screen tcell.Screen) {
 
 		text := item.GetTitle()
 
-		writeLine(screen, tview.AlignLeft, text, x, y, width, list.mainTextColor)
+		lineWidth := width
 
-		// Background color of selected text.
+		style := tcell.StyleDefault.Foreground(list.mainTextColor)
 		if item == list.selected {
-			textWidth := tview.StringWidth(text)
-			for bx := 0; bx < textWidth && bx < width; bx++ {
-				m, c, style, _ := screen.GetContent(x+bx, y)
-				fg, _, _ := style.Decompose()
-				if fg == list.mainTextColor {
-					fg = list.selectedTextColor
-				}
-				style = style.Background(list.selectedBackgroundColor).Foreground(fg)
-				screen.SetContent(x+bx, y, m, c, style)
+			style = style.Foreground(list.selectedTextColor).Background(list.selectedBackgroundColor)
+		}
+		if item.HasNewMessages {
+			style = style.Bold(true)
+		}
+
+		if item.UnreadMessages > 0 {
+			unreadMessageCount := "99+"
+			if item.UnreadMessages < 100 {
+				unreadMessageCount = strconv.Itoa(item.UnreadMessages)
+			}
+			if item.Highlighted {
+				unreadMessageCount += "!"
 			}
+			unreadMessageCount = fmt.Sprintf("(%s)", unreadMessageCount)
+			writeLine(screen, tview.AlignRight, unreadMessageCount, x+lineWidth-6, y, 6, style)
+			lineWidth -= len(unreadMessageCount) + 1
 		}
 
+		writeLine(screen, tview.AlignLeft, text, x, y, lineWidth, style)
+
 		y++
 		if y >= bottomLimit {
 			break
diff --git a/ui/widget/util.go b/ui/widget/util.go
index 5bde263..0888210 100644
--- a/ui/widget/util.go
+++ b/ui/widget/util.go
@@ -22,7 +22,19 @@ import (
 	"maunium.net/go/tview"
 )
 
-func writeLine(screen tcell.Screen, align int, line string, x, y, maxWidth int, color tcell.Color) {
+func writeLineSimple(screen tcell.Screen, line string, x, y int) {
+	writeLine(screen, tview.AlignLeft, line, x, y, 1<<30, tcell.StyleDefault)
+}
+
+func writeLineSimpleColor(screen tcell.Screen, line string, x, y int, color tcell.Color) {
+	writeLine(screen, tview.AlignLeft, line, x, y, 1<<30, tcell.StyleDefault.Foreground(color))
+}
+
+func writeLineColor(screen tcell.Screen, align int, line string, x, y, maxWidth int, color tcell.Color) {
+	writeLine(screen, align, line, x, y, maxWidth, tcell.StyleDefault.Foreground(color))
+}
+
+func writeLine(screen tcell.Screen, align int, line string, x, y, maxWidth int, style tcell.Style) {
 	offsetX := 0
 	if align == tview.AlignRight {
 		offsetX = maxWidth - runewidth.StringWidth(line)
@@ -37,7 +49,7 @@ func writeLine(screen tcell.Screen, align int, line string, x, y, maxWidth int,
 		}
 
 		for localOffset := 0; localOffset < chWidth; localOffset++ {
-			screen.SetContent(x+offsetX+localOffset, y, ch, nil, tcell.StyleDefault.Foreground(color))
+			screen.SetContent(x+offsetX+localOffset, y, ch, nil, style)
 		}
 		offsetX += chWidth
 		if offsetX > maxWidth {
-- 
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