mono/packages/kbot/ref/services/analytics/sinkKillswitch.ts
2026-04-01 01:05:48 +02:00

26 lines
1.0 KiB
TypeScript

import { getDynamicConfig_CACHED_MAY_BE_STALE } from './growthbook.js'
// Mangled name: per-sink analytics killswitch
const SINK_KILLSWITCH_CONFIG_NAME = 'tengu_frond_boric'
export type SinkName = 'datadog' | 'firstParty'
/**
* GrowthBook JSON config that disables individual analytics sinks.
* Shape: { datadog?: boolean, firstParty?: boolean }
* A value of true for a key stops all dispatch to that sink.
* Default {} (nothing killed). Fail-open: missing/malformed config = sink stays on.
*
* NOTE: Must NOT be called from inside is1PEventLoggingEnabled() -
* growthbook.ts:isGrowthBookEnabled() calls that, so a lookup here would recurse.
* Call at per-event dispatch sites instead.
*/
export function isSinkKilled(sink: SinkName): boolean {
const config = getDynamicConfig_CACHED_MAY_BE_STALE<
Partial<Record<SinkName, boolean>>
>(SINK_KILLSWITCH_CONFIG_NAME, {})
// getFeatureValue_CACHED_MAY_BE_STALE guards on `!== undefined`, so a
// cached JSON null leaks through instead of falling back to {}.
return config?.[sink] === true
}