Function getStringProperty

common/src/util/analytics-sampling.ts:33–39

(
  properties: AnalyticsProperties,
  key: string,
)

type AnalyticsProperties = Record<string, unknown> | undefined

function getStringProperty(
  properties: AnalyticsProperties,
  key: string,
): string | undefined {
  const value = properties?.[key]
  return typeof value === 'string' && value.trim() ? value : undefined
}

function getPropertyUserId(properties: AnalyticsProperties): string | undefined {
  const direct =