fix(tui): ensure viewport scrolls to bottom on new messages (sst#1110)

monotykamary · nipuna-perera · commit bfd59a1727b3 · 2025-07-25T22:34:20.000-05:00
diff --git a/packages/tui/internal/components/chat/messages.go b/packages/tui/internal/components/chat/messages.go
@@ -393,6 +393,9 @@ func (m *messagesComponent) renderView() {
 
 	m.viewport.SetHeight(m.height - lipgloss.Height(m.header))
 	m.viewport.SetContent("\n" + strings.Join(blocks, "\n\n"))
+	if m.tail {
+		m.viewport.GotoBottom()
+	}
 }
 
 func (m *messagesComponent) renderHeader() string {

Original file line number	Diff line number	Diff line change
`@@ -393,6 +393,9 @@ func (m *messagesComponent) renderView() {`
`393`	`393`
`394`	`394`	`m.viewport.SetHeight(m.height - lipgloss.Height(m.header))`
`395`	`395`	`m.viewport.SetContent("\n" + strings.Join(blocks, "\n\n"))`
	`396`	`+ if m.tail {`
	`397`	`+ m.viewport.GotoBottom()`
	`398`	`+ }`
`396`	`399`	`}`
`397`	`400`
`398`	`401`	`func (m *messagesComponent) renderHeader() string {`