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App.js
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App.js
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// Set Env variables
if (process.env.NODE_ENV !== 'test') {
const env = require('./env.js');
env();
}
import React from 'react';
import PropTypes from 'prop-types';
import {BackHandler} from 'react-native';
import {Provider} from 'react-redux';
import {NavigationActions} from 'react-navigation';
import {createStore, applyMiddleware} from 'redux';
import {composeWithDevTools} from 'remote-redux-devtools';
import thunk from 'redux-thunk';
import firebase from 'firebase';
import rootReducer from './src/reducers';
import AppWithNavigationState from './src/navigators';
import {middleware} from './src/utils/redux';
const store = createStore(
rootReducer,
{},
composeWithDevTools(applyMiddleware(middleware, thunk))
);
class App extends React.Component {
static propTypes = {
dispatch: PropTypes.func,
nav: PropTypes.object,
};
static defaultProps = {
dispatch: () => null,
};
componentDidMount() {
BackHandler.addEventListener('hardwareBackPress', this._onBackPress);
// make sure not to initialize firebase apps more than once
if (firebase.apps.length > 0) {
return;
}
const config = {
apiKey: process.env.FIREBASE_API_KEY,
authDomain: process.env.FIREBASE_AUTH_DOMAIN,
databaseURL: process.env.FIREBASE_DATABASE_URL,
projectId: process.env.FIREBASE_PROJECT_ID,
storageBucket: process.env.FIREBASE_STORAGE_BUCKET,
messagingSenderId: process.env.FIREBASE_MESSAGING_SENDER_ID,
};
firebase.initializeApp(config);
}
componentWillUnmount() {
BackHandler.removeEventListener('hardwareBackPress', this._onBackPress);
}
_onBackPress = () => {
const {dispatch, nav} = this.props;
// nav.index 0 means you are at the bottom of the navigation stack
if (nav.index === 0) {
return false;
}
dispatch(NavigationActions.back());
return true;
};
render() {
return (
<Provider store={store}>
<AppWithNavigationState />
</Provider>
);
}
}
export default App;