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I'm new using react-native and I'd like to develop a mobile application in react-native to interact with an AWSIoT shadow. I'm trying to use your lib but when I follow your example code I get this error:
my code can be seen below:
import React, {Component} from 'react';
import {
Platform,
Text,
View,
Button
} from 'react-native';
import styles from './styles'
import AWSIoTMQTT from '../../../node_modules/react-native-aws-iot-device-shadows/index.js';
const instructions = Platform.select({
ios: 'Press Cmd+R to reload,\n' +
'Cmd+D or shake for dev menu',
android: 'Double tap R on your keyboard to reload,\n' +
'Shake or press menu button for dev menu',
});
const accessKeyId = 'my_IAM_key_ID?';
const secretAccessKey = 'my_IAM_secret_key_ID?';
const sessionToken = ' ';
class DefaultScreen extends Component {
constructor(props) {
super(props);
this.state = {
answer: ' ',
device: {
deviceId: "my_device_id",
temp: 80
}
};
this.AWSIoTMQTT = null;
}
componentDidMount() {
// trigger STS credentials from Cognito Pool
this.AWSIoTMQTT.shadow.updateWebSocketCredentials(
accessKeyId,
secretAccessKey,
sessionToken
);
}
onConnect() {
this.AWSIoTMQTT.addThing(this.device.deviceId);
}
onDelta(thingId, stateObject) {
if (stateObject.state.device && stateObject.state.device.temp) {
this.updateState(thingId, {
temp: stateObject.state.temp
});
}
}
updateShadow(key) {
const current = this.data.device;
const update = {
[key]: ((Math.floor(Math.random() * (99 - 1)) + 1))
};
this.AWSIoTMQTT.shadow.update(current.deviceId, {
state: {
desired: update
}
});
}
onThingConnected(thingId) {
this.AWSIoTMQTT.shadow.get(thingId);
}
updateState(thingId, sensors) {
Object.assign(this.device, sensors);
this.setState({
device
});
}
render() {
return (
<View style={styles.container}>
<Text style={styles.welcome}>
Welcome to React Native!
</Text>
<Text style={styles.instructions}>
To get started, edit App.js
</Text>
<Text style={styles.instructions}>
{instructions}
</Text>
<Text>
{this.state.answer}
</Text>
<AWSIoTMQTT
ref={(ref) => { this.AWSIoTMQTT = ref; }}
type="shadow"
region="us-east-2"
host="my_host"
onReconnect={() => this.onConnect()}
onConnect={() => this.onConnect()}
onDelta={(thingId, stateObject) => this.onDelta(thingId, stateObject)}
onStatus={(thingId, statusType, clientToken, stateObject) =>
this.onStatus(thingId, statusType, clientToken, stateObject)}
onThingConnected={(thingId) => { this.onThingConnected(thingId); }}
/>
<Button
title = 'Update Shadow Randomly'
onPress={() => this.updateShadow('temp')}
/>
</View>
);
}
}
export default DefaultScreen
If you have any advice or tip to not hesitate to share it!
Thank you in advance!!
The text was updated successfully, but these errors were encountered:
Hello!
I'm new using react-native and I'd like to develop a mobile application in react-native to interact with an AWSIoT shadow. I'm trying to use your lib but when I follow your example code I get this error:
my code can be seen below:
If you have any advice or tip to not hesitate to share it!
Thank you in advance!!
The text was updated successfully, but these errors were encountered: