index.js

import {EventEmitter} from 'events';
import 'node-libs-react-native/globals';
import {I18nManager, YellowBox} from 'react-native';
import {Navigation} from 'react-native-navigation';
import RNRestart from 'react-native-restart';
import {setTabsRoot, setOnboardingRoot} from './navigation';
import {registerHeaders} from './navigation/headers';
import {registerModals} from './navigation/modals';
import {registerScreens} from './navigation/screens';
import {setStore as setStoreForAssetService} from './services/AssetService';
import {GasService} from './services/GasService';
import {TransactionService} from './services/TransactionService';
import {UniswapService} from './services/UniswapService';
import {WalletService} from './services/WalletService';
import {initialize as initializeStore} from './store';
import {loadWalletAddress} from './thunks';
import {setExceptionHandlers} from './error-handlers';

if (I18nManager.isRTL) {
  I18nManager.allowRTL(false);
  RNRestart.Restart();
}

EventEmitter.defaultMaxListeners = 32000;
EventEmitter.prototype.defaultMaxListeners = 32000;
EventEmitter.prototype._maxListeners = 32000;

if (__DEV__) {
  YellowBox.ignoreWarnings([
    'Setting a timer',
    'Class RCTCxxModule',
    'Warning:',
    'Method',
    'Module',
    'MOBIDEX:',
  ]);
} else {
  setExceptionHandlers();
}

const initializeApp = (function initialize() {
  let _store = null;
  let _count = 0;

  return async store => {
    if (store) _store = store;
    if (++_count < 2) return;

    setStoreForAssetService(_store);
    new GasService(_store);
    new WalletService(_store);
    new UniswapService(_store);
    new TransactionService(_store);

    await WalletService.instance.initialize();
    await _store.dispatch(loadWalletAddress());

    const {
      wallet: {address},
    } = _store.getState();

    registerScreens(_store);
    registerHeaders(_store);
    registerModals(_store);

    Navigation.setDefaultOptions({
      statusBar: {
        visible: true,
        style: 'dark',
      },
      topBar: {
        visible: false,
        drawBehind: true,
        animate: true,
      },
    });

    if (address) {
      setTabsRoot();
    } else {
      setOnboardingRoot();
    }
  };
})();

initializeStore(initializeApp);
Navigation.events().registerAppLaunchedListener(initializeApp);