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feat: show thinking indicator while inferencing

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This commit is contained in:
Brooklyn Nicholson 2026-04-13 10:11:18 -05:00
parent 0fd33a98cd
commit a2c0597ae4
2 changed files with 81 additions and 2 deletions
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45
ui-tui/src/components/thinking.tsx
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@ -56,15 +56,31 @@ function Detail({ color, content, dimColor }: DetailRow) {
)
}
// ── Streaming cursor ─────────────────────────────────────────────────
function StreamCursor({ active = false, color, dimColor }: { active?: boolean; color: string; dimColor?: boolean }) {
const [on, setOn] = useState(true)
useEffect(() => {
const id = setInterval(() => setOn(v => !v), 420)
return () => clearInterval(id)
}, [])
return <Text color={color} dimColor={dimColor}>{active && on ? '▍' : ' '}</Text>
}
// ── Thinking (pre-tool fallback) ─────────────────────────────────────
export const Thinking = memo(function Thinking({
mode = 'truncated',
reasoning,
streaming = false,
t
}: {
mode?: ThinkingMode
reasoning: string
streaming?: boolean
t: Theme
}) {
const [tick, setTick] = useState(0)
@ -88,6 +104,12 @@ export const Thinking = memo(function Thinking({
<Text color={t.color.dim} dimColor {...(mode !== 'full' ? { wrap: 'truncate-end' as const } : {})}>
<Text dimColor>└ </Text>
{preview}
<StreamCursor active={streaming} color={t.color.dim} dimColor />
</Text>
) : streaming ? (
<Text color={t.color.dim} dimColor>
<Text dimColor>└ </Text>
<StreamCursor active={streaming} color={t.color.dim} dimColor />
</Text>
) : null}
</Box>
@ -102,6 +124,7 @@ export const ToolTrail = memo(function ToolTrail({
busy = false,
thinkingMode = 'truncated',
reasoning = '',
reasoningStreaming = false,
t,
tools = [],
trail = [],
@ -110,6 +133,7 @@ export const ToolTrail = memo(function ToolTrail({
busy?: boolean
thinkingMode?: ThinkingMode
reasoning?: string
reasoningStreaming?: boolean
t: Theme
tools?: ActiveTool[]
trail?: string[]
@ -214,7 +238,24 @@ export const ToolTrail = memo(function ToolTrail({
}
if (reasoningTail && groups.length) {
detail({ color: t.color.dim, content: reasoningTail, dimColor: true, key: 'cot' })
detail({
color: t.color.dim,
content: (
<>
{reasoningTail}
<StreamCursor active={reasoningStreaming} color={t.color.dim} dimColor />
</>
),
dimColor: true,
key: 'cot'
})
} else if (reasoningStreaming && groups.length && thinkingMode === 'collapsed') {
detail({
color: t.color.dim,
content: <StreamCursor active={reasoningStreaming} color={t.color.dim} dimColor />,
dimColor: true,
key: 'cot'
})
}
// ── activity → meta ─────────────────────────────────────────────
@ -230,7 +271,7 @@ export const ToolTrail = memo(function ToolTrail({
return (
<Box flexDirection="column">
{busy && !groups.length && <Thinking mode={thinkingMode} reasoning={reasoning} t={t} />}
{busy && !groups.length && <Thinking mode={thinkingMode} reasoning={reasoning} streaming={reasoningStreaming} t={t} />}
{!busy && !groups.length && reasoningTail && (
<Detail color={t.color.dim} content={reasoningTail} dimColor key="cot" />
)}