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index.android.js
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index.android.js
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/**
* Sample React Native App
* https://github.com/facebook/react-native
* @flow
*/
import React, { Component } from 'react';
import {
AppRegistry,
StyleSheet,
Text,
View
} from 'react-native';
const Realm = require('realm');
// require the module
var RNFS = require('react-native-fs');
class Realm13 extends Component {
componentWillMount(){
RNFS.unlink(RNFS.DocumentDirectoryPath+"/default.realm.lock");
RNFS.unlink(RNFS.DocumentDirectoryPath+"/default.realm.management");
RNFS.unlink(RNFS.DocumentDirectoryPath+"/default.realm");
Realm.copyBundledRealmFiles();
}
renderNewComponent(){
console.log(this.state.realm.path, RNFS.DocumentDirectoryPath);
return (
<Text style={styles.welcome}>
Count of Dogs in Realm: {this.state.realm.objects('Dog').length};
</Text>
);
}
render() {
// Realm.defaultPath = 'newDefault.realm';
let renderComponent = this.state.realm != undefined ? this.renderNewComponent() : null;
// let dogs = realmObj.objects('Dog');
// let dog = dogs.slice(0, 1)[0];
// console.log(dog);
// realmObj.write(() => {
// realmObj.create('Dog', {name: 'Rex'});
// });
// realmObj.write(() => {
// dog.name = "John Snow";
// });
return (
<View style={styles.container}>
{renderComponent}
</View>
);
}
}
const styles = StyleSheet.create({
container: {
flex: 1,
justifyContent: 'center',
alignItems: 'center',
backgroundColor: '#F5FCFF',
},
welcome: {
fontSize: 20,
textAlign: 'center',
margin: 10,
},
instructions: {
textAlign: 'center',
color: '#333333',
marginBottom: 5,
},
});
AppRegistry.registerComponent('Realm13', () => Realm13);