diff --git a/src/Navigation.tsx b/src/Navigation.tsx index 7abfaec0..23cf5f59 100644 --- a/src/Navigation.tsx +++ b/src/Navigation.tsx @@ -611,7 +611,7 @@ function RoutesContainer({children}: React.PropsWithChildren<{}>) { linking={LINKING} theme={theme} onStateChange={() => { - logEvent('router:navigate', { + logEvent('router:navigate:sampled', { from: prevLoggedRouteName.current, }) prevLoggedRouteName.current = getCurrentRouteName() @@ -620,7 +620,7 @@ function RoutesContainer({children}: React.PropsWithChildren<{}>) { attachRouteToLogEvents(getCurrentRouteName) logModuleInitTime() onReady() - logEvent('router:navigate', {}) + logEvent('router:navigate:sampled', {}) }}> {children} diff --git a/src/lib/statsig/events.ts b/src/lib/statsig/events.ts index fe4c9e65..68de52e1 100644 --- a/src/lib/statsig/events.ts +++ b/src/lib/statsig/events.ts @@ -24,7 +24,7 @@ export type LogEvents = { secondsActive: number } 'state:foreground': {} - 'router:navigate': {} + 'router:navigate:sampled': {} // Screen events 'splash:signInPressed': {} diff --git a/src/lib/statsig/statsig.tsx b/src/lib/statsig/statsig.tsx index 00502782..b7299be8 100644 --- a/src/lib/statsig/statsig.tsx +++ b/src/lib/statsig/statsig.tsx @@ -85,11 +85,17 @@ export function toClout(n: number | null | undefined): number | undefined { } } +const DOWNSAMPLED_EVENTS = new Set(['router:navigate:sampled']) +const isDownsampledSession = Math.random() < 0.9 // 90% likely + export function logEvent( eventName: E & string, rawMetadata: LogEvents[E] & FlatJSONRecord, ) { try { + if (isDownsampledSession && DOWNSAMPLED_EVENTS.has(eventName)) { + return + } const fullMetadata = { ...rawMetadata, } as Record // Statsig typings are unnecessarily strict here.