services/Analytics.ts

Analytics.ts

import Constants from 'expo-constants';
import * as Amplitude from 'expo-analytics-amplitude';

import { TrackingOptions, normalizeTrackingOptions } from './AnalyticsUtils';
import { ENV } from '../environment';

let isInitialized = false;
const apiKey = ENV.AMPLITUDE;

const { installationId, deviceName, deviceId, deviceYearClass, expoVersion, nativeAppVersion, nativeBuildVersion, platform, manifest: { version }} = Constants

export const TrackingOpts = {
  installationId,
  deviceName,
  deviceId,
  deviceYearClass,
  expoVersion,
  nativeAppVersion,
  nativeBuildVersion,
  platform,
  version,
}

export const events = {
  BOOTSTRAP: 'BOOTSTRAP',
  START_GAME: 'START_GAME',
  ERROR: 'ERROR',
  // user
  USER_LOGGED_IN: 'USER_LOGGED_IN',
  USER_LOGGED_OUT: 'USER_LOGGED_OUT',
  USER_CREATED_ACCOUNT: 'USER_CREATED_ACCOUNT',
  USER_RESET_PASSWORD: 'USER_RESET_PASSWORD',
  USER_FORGET_PASSWORD: 'USER_FORGET_PASSWORD',
  // etc...
};

export function initialize(): void {
  if (isInitialized || !apiKey) {
    return;
  }

  Amplitude.initialize(apiKey);
  isInitialized = true;
}

export function identify(id: string | null, options?: TrackingOptions) {
  initialize();
  const properties = normalizeTrackingOptions(options);

  if (id) {
    Amplitude.setUserId(id);
    if (properties) {
      Amplitude.setUserProperties(properties);
    }
  } else {
    Amplitude.clearUserProperties();
  }
}

export function track(event: string, options?: TrackingOptions): void {
  initialize();
  const properties = normalizeTrackingOptions(options);

  if (properties) {
    Amplitude.logEventWithProperties(event, properties);
  } else {
    Amplitude.logEvent(event);
  }
}

export default {
  events,
  initialize,
  identify,
  track,
};