@mui/x-telemetry/esm/runtime/get-context.js

MUI X Telemetry.

import _extends from "@babel/runtime/helpers/esm/extends";
import telemetryContext from "../context.js";
import { getWindowStorageItem, setWindowStorageItem } from "./window-storage.js";
function generateId(length) {
  let result = '';
  const characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
  const charactersLength = characters.length;
  let counter = 0;
  while (counter < length) {
    result += characters.charAt(Math.floor(Math.random() * charactersLength));
    counter += 1;
  }
  return result;
}
function pick(obj, keys) {
  return keys.reduce((acc, key) => {
    acc[key] = obj[key];
    return acc;
  }, {});
}
const getBrowserFingerprint = typeof window === 'undefined' || process.env.NODE_ENV === 'test' ? () => undefined : async () => {
  const fingerprintLCKey = 'fingerprint';
  try {
    const existingFingerprint = getWindowStorageItem('localStorage', fingerprintLCKey);
    if (existingFingerprint) {
      return JSON.parse(existingFingerprint);
    }
    const FingerprintJS = await import('@fingerprintjs/fingerprintjs');
    const fp = await FingerprintJS.load({
      monitoring: false
    });
    const fpResult = await fp.get();
    const components = _extends({}, fpResult.components);
    delete components.cookiesEnabled;
    const fullHash = FingerprintJS.hashComponents(components);
    const coreHash = FingerprintJS.hashComponents(_extends({}, pick(components, ['fonts', 'audio', 'languages', 'deviceMemory', 'timezone', 'sessionStorage', 'localStorage', 'indexedDB', 'openDatabase', 'platform', 'canvas', 'vendor', 'vendorFlavors', 'colorGamut', 'forcedColors', 'monochrome', 'contrast', 'reducedMotion', 'math', 'videoCard', 'architecture'])));
    const result = {
      fullHash,
      coreHash
    };
    setWindowStorageItem('localStorage', fingerprintLCKey, JSON.stringify(result));
    return result;
  } catch (_) {
    return null;
  }
};
function getAnonymousId() {
  const localStorageKey = 'anonymous_id';
  const existingAnonymousId = getWindowStorageItem('localStorage', localStorageKey);
  if (existingAnonymousId) {
    return existingAnonymousId;
  }
  const generated = `anid_${generateId(32)}`;
  if (setWindowStorageItem('localStorage', localStorageKey, generated)) {
    return generated;
  }
  return '';
}
function getSessionId() {
  const localStorageKey = 'session_id';
  const existingSessionId = getWindowStorageItem('sessionStorage', localStorageKey);
  if (existingSessionId) {
    return existingSessionId;
  }
  const generated = `sesid_${generateId(32)}`;
  if (setWindowStorageItem('sessionStorage', localStorageKey, generated)) {
    return generated;
  }
  return `sestp_${generateId(32)}`;
}
async function getTelemetryContext() {
  telemetryContext.traits.sessionId = getSessionId();

  // Initialize the context if it hasn't been initialized yet
  // (e.g. postinstall not run)
  if (!telemetryContext.config.isInitialized) {
    telemetryContext.traits.anonymousId = getAnonymousId();
    telemetryContext.config.isInitialized = true;
  }
  if (!telemetryContext.traits.fingerprint) {
    telemetryContext.traits.fingerprint = await getBrowserFingerprint();
  }
  return telemetryContext;
}
export default getTelemetryContext;