Files
deepseek-harness/packages/client/ui-primitives/src/markdown/JsonBlock.tsx
2026-07-29 14:32:11 +08:00

35 lines
1.1 KiB
TypeScript

// JsonBlock: collapsible JSON block (conversation side; independent from the RPC panel's PayloadJson to avoid cross-panel coupling).
import { useMemo, useState } from 'react'
import css from './JsonBlock.module.css'
const MAX_CHARS = 20_000
export function JsonBlock({ label, payload, defaultOpen = false }: {
label: string
payload: unknown
defaultOpen?: boolean
}) {
const [open, setOpen] = useState(defaultOpen)
const body = useMemo(() => {
if (!open) return ''
let s: string
try {
// lib typing hides stringify's undefined arm (undefined/function/symbol payloads).
// oxlint-disable-next-line typescript/no-unnecessary-condition
s = JSON.stringify(payload, null, 2) ?? String(payload)
} catch {
s = String(payload)
}
return s.length > MAX_CHARS ? `${s.slice(0, MAX_CHARS)}\n… 已截断,共 ${s.length} 字符` : s
}, [open, payload])
return (
<div className={css.root}>
<button type="button" className={css.toggle} onClick={() => { setOpen(v => !v) }}>
{open ? '▾' : '▸'} {label}
</button>
{open && <pre className={css.body}>{body}</pre>}
</div>
)
}