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mission-control-v2/frontend/src/components/dashboard/LatencyCard.tsx
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import { Gauge } from "lucide-react"
import { useVoiceTrace } from "@/lib/queries"
import type { VoiceTurn } from "@/lib/api"
// Balken-Stufen in kanonischer Reihenfolge (zeitlich disjunkt). Mem0 ist ein Unter-Detail
// INNERHALB von „Hirn" und wird NICHT als eigenes Segment addiert (sonst Doppelzählung).
const SEGMENTS = [
{ key: "stt_ms", label: "STT", color: "#f59e0b" },
{ key: "vision_ms", label: "Sehen", color: "#a78bfa" },
{ key: "hirn_ms", label: "Hirn", color: "#2dd4bf" },
{ key: "gen_ms", label: "Antwort", color: "#60a5fa" },
] as const
const fmt = (ms: number | null | undefined): string =>
ms == null ? "" : `${(ms / 1000).toLocaleString("de-DE", { minimumFractionDigits: 1, maximumFractionDigits: 1 })} s`
function ago(ts: number): string {
const s = Math.max(0, Date.now() / 1000 - ts)
if (s < 60) return `vor ${Math.round(s)} s`
if (s < 3600) return `vor ${Math.round(s / 60)} min`
return `vor ${Math.round(s / 3600)} h`
}
/** Summe der sichtbaren Balken-Stufen (STT gehört zur gefühlten Latenz dazu; total_ms des Backends
* misst nur den Chat-Request ohne STT). So stimmen Balkenbreite und angezeigte Zahl immer überein. */
function rowTotal(t: VoiceTurn): number {
return SEGMENTS.reduce((sum, s) => sum + ((t[s.key] as number | null) ?? 0), 0)
}
/** Dominante Stufe eines Turns = der „Täter". */
function culprit(t: VoiceTurn): { label: string; color: string; ms: number } | null {
let best: { label: string; color: string; ms: number } | null = null
for (const s of SEGMENTS) {
const ms = t[s.key] as number | null
if (ms != null && (best == null || ms > best.ms)) best = { label: s.label, color: s.color, ms }
}
return best
}
function TurnRow({ t, scale }: { t: VoiceTurn; scale: number }) {
const title = SEGMENTS.map((s) => `${s.label} ${fmt(t[s.key] as number | null)}`).join(" · ")
+ (t.mem0_ms != null ? ` (davon Gedächtnis ${fmt(t.mem0_ms)})` : "")
return (
<div className="flex items-center gap-2.5">
<span className="w-14 shrink-0 text-right font-mono text-[10px] text-muted-foreground/60">{ago(t.ts)}</span>
<div className="relative h-4 flex-1 overflow-hidden rounded-sm bg-muted/25" title={title}>
<div className="absolute inset-0 flex">
{SEGMENTS.map((s) => {
const ms = t[s.key] as number | null
if (!ms || ms <= 0) return null
return (
<div
key={s.key}
style={{ width: `${(ms / scale) * 100}%`, background: s.color }}
className="h-full first:rounded-l-sm"
/>
)
})}
</div>
{t.error && (
<div className="absolute inset-0 flex items-center justify-center bg-rose-500/15 text-[10px] font-semibold text-rose-300">
Fehler
</div>
)}
</div>
<span className="w-12 shrink-0 text-right font-mono text-[11px] font-semibold tabular-nums text-foreground">
{t.error ? "" : fmt(rowTotal(t))}
</span>
</div>
)
}
export function LatencyCard() {
const { data: turns } = useVoiceTrace(12)
const list = turns ?? []
const scale = Math.max(1, ...list.map((t) => rowTotal(t)))
const latest = list[0]
const lead = latest ? culprit(latest) : null
return (
<div className="mc-card p-5">
<div className="mb-3 flex items-start justify-between gap-3">
<div>
<div className="flex items-center gap-2">
<Gauge className="h-4.5 w-4.5 text-primary" />
<h2 className="text-sm font-semibold uppercase tracking-wide text-foreground">Latenz je Turn</h2>
<span className="ml-1 inline-flex items-center gap-1 text-[10px] font-medium text-muted-foreground/70">
<span className="h-1.5 w-1.5 rounded-full bg-emerald-500 animate-pulse" /> live
</span>
</div>
{latest ? (
<div className="mt-2 flex items-baseline gap-2">
<span className={`font-space text-3xl font-bold tracking-tight tabular-nums ${latest.error ? "text-rose-400" : "text-foreground"}`}>
{latest.error ? "Fehler" : fmt(rowTotal(latest))}
</span>
<span className="text-xs text-muted-foreground">
letzter Turn{!latest.error && lead && <> · Täter: <span style={{ color: lead.color }} className="font-semibold">{lead.label}</span> {fmt(lead.ms)}</>}
</span>
</div>
) : (
<div className="mt-2 text-xs text-muted-foreground">Noch kein Voice-Turn aufgezeichnet.</div>
)}
{latest && !latest.error && (
<div className="mt-0.5 font-mono text-[11px] text-muted-foreground/70">
{SEGMENTS.filter((s) => (latest[s.key] as number | null) != null).map((s) => `${s.label} ${fmt(latest[s.key] as number)}`).join(" · ")}
{latest.mem0_ms != null && <span className="text-muted-foreground/50"> · davon Gedächtnis {fmt(latest.mem0_ms)}</span>}
</div>
)}
</div>
<div className="flex shrink-0 flex-col items-end gap-1 pt-1">
{SEGMENTS.map((s) => (
<div key={s.key} className="flex items-center gap-1.5">
<span className="h-2 w-2 rounded-full" style={{ background: s.color }} />
<span className="text-[11px] font-semibold uppercase tracking-wider text-muted-foreground">{s.label}</span>
</div>
))}
</div>
</div>
{list.length > 0 ? (
<div className="space-y-1.5">
{list.map((t) => <TurnRow key={t.id} t={t} scale={scale} />)}
</div>
) : (
<div className="flex h-[120px] items-center justify-center px-6 text-center text-xs text-muted-foreground">
Sprich einmal mit Lucy dann erscheint hier der Zeit-Wasserfall pro Turn, damit man den einen Hänger sofort sieht.
</div>
)}
<div className="mt-3 border-t border-border/30 pt-2 text-[10px] leading-relaxed text-muted-foreground/70">
Hirn" = Zeit bis zum ersten Wort (Agent + Mem0-Suche + Modell); Tool-Runden stecken in „Antwort". Reine
Telegram-Turns laufen an MC2 vorbei und erscheinen hier nicht.
</div>
</div>
)
}