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AppAndroid.js
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AppAndroid.js
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import React, { Component } from "react";
import {
Platform,
StyleSheet,
Text,
View,
DeviceEventEmitter
} from "react-native";
import Beacons from "react-native-beacons-manager";
// Define a region which can be identifier + uuid,
// identifier + uuid + major or identifier + uuid + major + minor
// (minor and major properties are numbers)
export default class App extends Component {
componentWillMount() {
const region = {
identifier: "Mac",
uuid: "FDA50693-A4E2-4FB1-AFCF-C6EB07647825"
};
// start iBeacon detection (later will add Eddystone and Nordic Semiconductor beacons)
Beacons.detectIBeacons();
// Monitor beacons inside the region
Beacons.startMonitoringForRegion(region) // or like < v1.0.7: .startRangingBeaconsInRegion(identifier, uuid)
.then(() => console.log("Beacons monitoring started succesfully"))
.catch(error =>
console.log(`Beacons monitoring not started, error: ${error}`)
);
}
componentDidMount() {
//
// component state aware here - attach events
//
this.didRange = DeviceEventEmitter.addListener(
"beaconsDidRange",
({ identifier, uuid, minor, major, ...others }) => {
console.log("monitoring - didRange data: ", {
identifier,
uuid,
minor,
major
});
console.log(JSON.stringify(others));
}
);
this.didUpdate = DeviceEventEmitter.addListener(
"beaconsDidUpdate",
({ identifier, uuid, minor, major, ...others }) => {
console.log("monitoring - beaconsDidUpdate data: ", {
identifier,
uuid,
minor,
major
});
console.log(JSON.stringify(others));
}
);
// // monitoring:
// this.beaconsDidEnterEvent = DeviceEventEmitter.addListener(
// "regionDidEnter",
// ({ identifier, uuid, minor, major, ...others }) => {
// console.log("monitoring - regionDidEnter data: ", {
// identifier,
// uuid,
// minor,
// major
// });
// console.log(JSON.stringify(others));
// }
// );
// this.regionDidExitEvent = DeviceEventEmitter.addListener(
// "regionDidExit",
// ({ identifier, uuid, minor, major }) => {
// console.log("monitoring - regionDidExit data: ", {
// identifier,
// uuid,
// minor,
// major
// });
// }
// );
}
render() {
return (
<View style={styles.container}>
<Text> Hello </Text>
</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
}
});