Files
hermes/ui-tui/src/components/thinking.tsx
Brooklyn Nicholson af0f4a52fe feat: cute spinners
2026-04-08 13:45:34 -05:00

73 lines
2.0 KiB
TypeScript

import { Text } from 'ink'
import { memo, useEffect, useState } from 'react'
import spinners, { type BrailleSpinnerName } from 'unicode-animations'
import { FACES, TOOL_VERBS, VERBS } from '../constants.js'
import type { Theme } from '../theme.js'
import type { ActiveTool } from '../types.js'
const THINK_POOL: BrailleSpinnerName[] = ['helix', 'breathe', 'orbit', 'dna', 'waverows', 'snake', 'pulse']
const TOOL_POOL: BrailleSpinnerName[] = ['cascade', 'scan', 'diagswipe', 'fillsweep', 'rain', 'columns', 'sparkle']
const pick = <T,>(arr: T[]) => arr[Math.floor(Math.random() * arr.length)]!
function Spinner({ color, variant = 'think' }: { color: string; variant?: 'think' | 'tool' }) {
const [spin] = useState(() => spinners[pick(variant === 'tool' ? TOOL_POOL : THINK_POOL)])
const [i, setI] = useState(0)
useEffect(() => {
const id = setInterval(() => setI(p => (p + 1) % spin.frames.length), spin.interval)
return () => clearInterval(id)
}, [spin])
return <Text color={color}>{spin.frames[i]}</Text>
}
export const Thinking = memo(function Thinking({
reasoning,
t,
tools
}: {
reasoning: string
t: Theme
tools: ActiveTool[]
}) {
const [tick, setTick] = useState(0)
useEffect(() => {
const id = setInterval(() => {
setTick(v => v + 1)
}, 1100)
return () => clearInterval(id)
}, [])
const verb = VERBS[tick % VERBS.length] ?? 'thinking'
const face = FACES[tick % FACES.length] ?? '(•_•)'
const tail = reasoning.slice(-160).replace(/\n/g, ' ')
return (
<>
{tools.map(tool => (
<Text color={t.color.dim} key={tool.id}>
<Spinner color={t.color.amber} variant="tool" /> {TOOL_VERBS[tool.name] ?? tool.name}
{tool.context ? `: ${tool.context}` : ''}
</Text>
))}
{!tools.length && (
<Text color={t.color.dim}>
<Spinner color={t.color.dim} /> {face} {verb}
</Text>
)}
{tail && (
<Text color={t.color.dim} dimColor wrap="truncate-end">
💭 {tail}
</Text>
)}
</>
)
})