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perf(health): auto-stop tick timer when no active sessions

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Health tick now self-stops when no tracked project has a running/starting
agent session. Auto-restarts on next recordActivity() call. Eliminates
5-second polling overhead when all agents are idle/done.
This commit is contained in:
Hibryda 2026-03-10 23:46:52 +01:00
parent 1b61f10532
commit 8e00e0ef8c
1 changed files with 18 additions and 2 deletions
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20
v2/src/lib/stores/health.svelte.ts
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@ -104,7 +104,7 @@ export function updateProjectSession(projectId: string, sessionId: string): void
}
}
/** Record activity — call on every agent message */
/** Record activity — call on every agent message. Auto-starts tick if stopped. */
export function recordActivity(projectId: string, toolName?: string): void {
const t = trackers.get(projectId);
if (!t) return;
@ -113,6 +113,8 @@ export function recordActivity(projectId: string, toolName?: string): void {
t.lastToolName = toolName;
t.toolInFlight = true;
}
// Auto-start tick when activity resumes
if (!tickInterval) startHealthTick();
}
/** Record tool completion */
@ -136,10 +138,24 @@ export function recordTokenSnapshot(projectId: string, totalTokens: number, cost
t.costSnapshots = t.costSnapshots.filter(([ts]) => ts > cutoff);
}
/** Start the health tick timer */
/** Check if any tracked project has an active (running/starting) session */
function hasActiveSession(): boolean {
for (const t of trackers.values()) {
if (!t.sessionId) continue;
const session = getAgentSession(t.sessionId);
if (session && (session.status === 'running' || session.status === 'starting')) return true;
}
return false;
}
/** Start the health tick timer (auto-stops when no active sessions) */
export function startHealthTick(): void {
if (tickInterval) return;
tickInterval = setInterval(() => {
if (!hasActiveSession()) {
stopHealthTick();
return;
}
tickTs = Date.now();
}, TICK_INTERVAL_MS);
}