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fix: fix/streaming-ux-indicator #303

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fix: fix/streaming-ux-indicator #303

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bec5455
fix: fix/streaming-ux-indicator
Dec 17, 2025
cdbe1b1
fix: fix/streaming-ux-indicator
Dec 17, 2025
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17 changes: 17 additions & 0 deletions components/chat-message-display.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -732,6 +732,9 @@ export function ChatMessageDisplay({
)
}

const lastMessage = messages.length > 0 ? messages[messages.length - 1] : null
const isLastMessageFromAssistant = lastMessage?.role === 'assistant'

return (
<ScrollArea className="h-full w-full scrollbar-thin">
{messages.length === 0 ? (
Expand Down Expand Up @@ -1355,6 +1358,20 @@ export function ChatMessageDisplay({
</div>
)
})}

{/* UX Improvement: Show a "Generating diagram..." indicator during streaming pauses */}
{isLastMessageFromAssistant && status === 'streaming' && (
<div className="flex w-full justify-start animate-message-in">
<div className="max-w-[85%]">
<div className="bg-muted/60 text-foreground rounded-2xl rounded-bl-md px-4 py-3 mt-4">
<div className="flex items-center gap-2 text-sm text-muted-foreground">
<div className="h-4 w-4 border-2 border-primary border-t-transparent rounded-full animate-spin" />
<span>Generating diagram...</span>
</div>
</div>
</div>
</div>
)}
</div>
)}
<div ref={messagesEndRef} />
Expand Down