zCode-CLI-X/~/.npm-cache/@growthbook/growthbook@1.6.5@@@1/dist/esm/plugins/growthbook-tracking.mjs.map

{"version":3,"file":"growthbook-tracking.mjs","names":["loadSDKVersion","EVENT_EXPERIMENT_VIEWED","EVENT_FEATURE_EVALUATED","SDK_VERSION","parseString","value","parseAttributes","attributes","user_id","device_id","anonymous_id","id","page_id","session_id","utmCampaign","utmContent","utmMedium","utmSource","utmTerm","pageTitle","nested","topLevel","utm_campaign","undefined","utm_content","utm_medium","utm_source","utm_term","page_title","getEventPayload","eventName","properties","url","event_name","properties_json","sdk_language","sdk_version","context_json","track","clientKey","ingestorHost","events","length","endpoint","body","JSON","stringify","fetch","method","headers","Accept","credentials","e","console","error","growthbookTrackingPlugin","queueFlushInterval","enable","debug","dedupeCacheSize","dedupeKeyAttributes","eventFilter","gb","getClientKey","Error","eventCache","Set","_q","timer","flush","clearTimeout","promise","setEventLogger","userContext","data","dedupeKeyData","key","k","has","delete","add","size","oldest","values","next","payload","log","parse","push","Promise","resolve","reject","setTimeout","then","catch","document","visibilityState","addEventListener","onDestroy","window","prevEvents","Array","isArray","gbEvents","event","isDestroyed","logEvent"],"sources":["../../../src/plugins/growthbook-tracking.ts"],"sourcesContent":["import { loadSDKVersion } from \"../util\";\nimport type { Attributes, EventProperties } from \"../types/growthbook\";\nimport type { GrowthBook } from \"../GrowthBook\";\nimport type {\n  GrowthBookClient,\n  UserScopedGrowthBook,\n} from \"../GrowthBookClient\";\nimport { EVENT_EXPERIMENT_VIEWED, EVENT_FEATURE_EVALUATED } from \"../core\";\n\nconst SDK_VERSION = loadSDKVersion();\n\ntype GlobalTrackedEvent = {\n  eventName: string;\n  properties: Record<string, unknown>;\n};\ndeclare global {\n  interface Window {\n    gbEvents?:\n      | (GlobalTrackedEvent | string)[]\n      | {\n          push: (event: GlobalTrackedEvent | string) => void;\n        };\n  }\n}\n\ntype EventPayload = {\n  event_name: string;\n  properties_json: Record<string, unknown>;\n  sdk_language: string;\n  sdk_version: string;\n  url: string;\n  context_json: Record<string, unknown>;\n  user_id: string | null;\n  device_id: string | null;\n  page_id: string | null;\n  session_id: string | null;\n  page_title?: string;\n  utm_source?: string;\n  utm_medium?: string;\n  utm_campaign?: string;\n  utm_term?: string;\n  utm_content?: string;\n};\n\nfunction parseString(value: unknown): null | string {\n  return typeof value === \"string\" ? value : null;\n}\n\nfunction parseAttributes(attributes: Attributes): {\n  nested: Attributes;\n  topLevel: {\n    user_id: string | null;\n    device_id: string | null;\n    page_id: string | null;\n    session_id: string | null;\n    page_title?: string;\n    utm_source?: string;\n    utm_medium?: string;\n    utm_campaign?: string;\n    utm_term?: string;\n    utm_content?: string;\n  };\n} {\n  const {\n    user_id,\n    device_id,\n    anonymous_id,\n    id,\n    page_id,\n    session_id,\n    utmCampaign,\n    utmContent,\n    utmMedium,\n    utmSource,\n    utmTerm,\n    pageTitle,\n    ...nested\n  } = attributes;\n\n  return {\n    nested,\n    topLevel: {\n      user_id: parseString(user_id),\n      device_id: parseString(device_id || anonymous_id || id),\n      page_id: parseString(page_id),\n      session_id: parseString(session_id),\n      utm_campaign: parseString(utmCampaign) || undefined,\n      utm_content: parseString(utmContent) || undefined,\n      utm_medium: parseString(utmMedium) || undefined,\n      utm_source: parseString(utmSource) || undefined,\n      utm_term: parseString(utmTerm) || undefined,\n      page_title: parseString(pageTitle) || undefined,\n    },\n  };\n}\n\ntype EventData = {\n  eventName: string;\n  properties: EventProperties;\n  attributes: Attributes;\n  url: string;\n};\n\nfunction getEventPayload({\n  eventName,\n  properties,\n  attributes,\n  url,\n}: EventData): EventPayload {\n  const { nested, topLevel } = parseAttributes(attributes || {});\n\n  return {\n    event_name: eventName,\n    properties_json: properties || {},\n    ...topLevel,\n    sdk_language: \"js\",\n    sdk_version: SDK_VERSION,\n    url: url,\n    context_json: nested,\n  };\n}\n\nasync function track({\n  clientKey,\n  ingestorHost,\n  events,\n}: {\n  events: EventPayload[];\n  clientKey: string;\n  ingestorHost?: string;\n}) {\n  if (!events.length) return;\n\n  const endpoint = `${\n    ingestorHost || \"https://us1.gb-ingest.com\"\n  }/track?client_key=${clientKey}`;\n  const body = JSON.stringify(events);\n\n  try {\n    await fetch(endpoint, {\n      method: \"POST\",\n      body,\n      headers: {\n        Accept: \"application/json\",\n        \"Content-Type\": \"text/plain\",\n      },\n      credentials: \"omit\",\n    });\n  } catch (e) {\n    console.error(\"Failed to track event\", e);\n  }\n}\n\nexport function growthbookTrackingPlugin({\n  queueFlushInterval = 100,\n  ingestorHost,\n  enable = true,\n  debug,\n  dedupeCacheSize = 1000,\n  dedupeKeyAttributes = [],\n  eventFilter,\n}: {\n  // TODO: add option to allow filtering out certain attributes that contain PII\n  queueFlushInterval?: number;\n  ingestorHost?: string;\n  enable?: boolean;\n  debug?: boolean;\n  dedupeCacheSize?: number;\n  dedupeKeyAttributes?: string[];\n  eventFilter?: (event: EventData) => boolean;\n} = {}) {\n  return (gb: GrowthBook | UserScopedGrowthBook | GrowthBookClient) => {\n    const clientKey = gb.getClientKey();\n    if (!clientKey) {\n      throw new Error(\"clientKey must be specified to use event logging\");\n    }\n\n    // LRU cache for events to avoid duplicates\n    const eventCache = new Set<string>();\n\n    if (\"setEventLogger\" in gb) {\n      let _q: EventPayload[] = [];\n      let timer: NodeJS.Timeout | null = null;\n      const flush = async () => {\n        const events = _q;\n        _q = [];\n        timer && clearTimeout(timer);\n        timer = null;\n        events.length && (await track({ clientKey, events, ingestorHost }));\n      };\n\n      let promise: Promise<void> | null = null;\n      gb.setEventLogger(async (eventName, properties, userContext) => {\n        const data: EventData = {\n          eventName,\n          properties,\n          attributes: userContext.attributes || {},\n          url: userContext.url || \"\",\n        };\n\n        // Skip logging if the event is being filtered\n        if (eventFilter && !eventFilter(data)) {\n          return;\n        }\n\n        // De-dupe Feature Evaluated and Experiment Viewed events\n        if (\n          eventName === EVENT_FEATURE_EVALUATED ||\n          eventName === EVENT_EXPERIMENT_VIEWED\n        ) {\n          // Build the key for de-duping\n          const dedupeKeyData: Record<string, unknown> = {\n            eventName,\n            properties,\n          };\n          for (const key of dedupeKeyAttributes) {\n            dedupeKeyData[\"attr:\" + key] = data.attributes[key];\n          }\n\n          const k = JSON.stringify(dedupeKeyData);\n          // Duplicate event fired recently, move to end of LRU cache and skip\n          if (eventCache.has(k)) {\n            eventCache.delete(k);\n            eventCache.add(k);\n            return;\n          }\n          eventCache.add(k);\n\n          // If the cache is too big, remove the oldest item\n          if (eventCache.size > dedupeCacheSize) {\n            const oldest = eventCache.values().next().value;\n            oldest && eventCache.delete(oldest);\n          }\n        }\n\n        const payload = getEventPayload(data);\n\n        debug &&\n          console.log(\n            \"Logging event to GrowthBook\",\n            JSON.parse(JSON.stringify(payload)),\n          );\n        if (!enable) return;\n\n        _q.push(payload);\n\n        // Only one in-progress promise at a time\n        if (!promise) {\n          promise = new Promise((resolve, reject) => {\n            // Flush the queue after a delay\n            timer = setTimeout(() => {\n              flush().then(resolve).catch(reject);\n              promise = null;\n            }, queueFlushInterval);\n          });\n        }\n        await promise;\n      });\n\n      // Flush the queue on page unload\n      if (typeof document !== \"undefined\" && document.visibilityState) {\n        document.addEventListener(\"visibilitychange\", () => {\n          if (document.visibilityState === \"hidden\") {\n            flush().catch(console.error);\n          }\n        });\n      }\n\n      // Flush the queue when the growthbook instance is destroyed\n      \"onDestroy\" in gb &&\n        gb.onDestroy(() => {\n          flush().catch(console.error);\n        });\n    }\n\n    // Listen on window.gbEvents.push if in a browser\n    // This makes it easier to integrate with Segment, GTM, etc.\n    if (typeof window !== \"undefined\" && !(\"createScopedInstance\" in gb)) {\n      const prevEvents = Array.isArray(window.gbEvents) ? window.gbEvents : [];\n      window.gbEvents = {\n        push: (event: GlobalTrackedEvent | string) => {\n          if (\"isDestroyed\" in gb && gb.isDestroyed()) {\n            // If trying to log and the instance has been destroyed, switch back to just an array\n            // This will let the next GrowthBook instance pick it up\n            window.gbEvents = [event];\n            return;\n          }\n\n          if (typeof event === \"string\") {\n            gb.logEvent(event);\n          } else if (event) {\n            gb.logEvent(event.eventName, event.properties);\n          }\n        },\n      };\n      for (const event of prevEvents) {\n        window.gbEvents.push(event);\n      }\n    }\n  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