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CrashesScreen.js
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CrashesScreen.js
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/**
* Sample React Native App
* https://github.com/facebook/react-native
* @flow
*/
import React, { Component } from 'react';
import {
StyleSheet,
Text,
View,
TextInput,
ScrollView,
TouchableOpacity
} from 'react-native';
import { DialogComponent } from 'react-native-dialog-component';
import ImagePicker from 'react-native-image-picker';
import Crashes from 'appcenter-crashes';
import { FooClass } from './js/FooClass';
import SharedStyles from './SharedStyles';
import AttachmentsProvider from './AttachmentsProvider';
export default class CrashesScreen extends Component {
constructor() {
super();
this.state = {
crashesEnabled: false,
lastSessionStatus: '',
textAttachment: '',
binaryAttachment: ''
};
this.toggleEnabled = this.toggleEnabled.bind(this);
this.jsCrash = this.jsCrash.bind(this);
this.nativeCrash = this.nativeCrash.bind(this);
this.showFilePicker = this.showFilePicker.bind(this);
}
async componentDidMount() {
let status = '';
const component = this;
const crashesEnabled = await Crashes.isEnabled();
component.setState({ crashesEnabled });
const crashedInLastSession = await Crashes.hasCrashedInLastSession();
status += `Crashed: ${crashedInLastSession ? 'yes' : 'no'}\n\n`;
component.setState({ lastSessionStatus: status });
if (crashedInLastSession) {
const crashReport = await Crashes.lastSessionCrashReport();
status += JSON.stringify(crashReport, null, 4);
component.setState({ lastSessionStatus: status });
}
const textAttachmentValue = await AttachmentsProvider.getTextAttachment();
component.setState({ textAttachment: textAttachmentValue });
const binaryAttachmentValue = await AttachmentsProvider.getBinaryAttachmentInfo();
component.setState({ binaryAttachment: binaryAttachmentValue });
}
async toggleEnabled() {
await Crashes.setEnabled(!this.state.crashesEnabled);
const crashesEnabled = await Crashes.isEnabled();
this.setState({ crashesEnabled });
}
jsCrash() {
const foo = new FooClass();
foo.method1();
}
nativeCrash() {
Crashes.generateTestCrash();
}
render() {
return (
<View style={SharedStyles.container}>
<ScrollView>
<Text style={SharedStyles.heading}>
Test Crashes
</Text>
<Text style={SharedStyles.enabledText}>
Crashes enabled: {this.state.crashesEnabled ? 'yes' : 'no'}
</Text>
<TouchableOpacity onPress={this.toggleEnabled}>
<Text style={SharedStyles.toggleEnabled}>
toggle
</Text>
</TouchableOpacity>
<TouchableOpacity onPress={this.jsCrash}>
<Text style={styles.button}>
Crash JavaScript
</Text>
</TouchableOpacity>
<TouchableOpacity onPress={this.nativeCrash}>
<Text style={styles.button}>
Crash native code
</Text>
</TouchableOpacity>
<TouchableOpacity onPress={() => { this.dialogComponent.show(); }}>
<Text style={styles.button}>
Set text error attachment
</Text>
</TouchableOpacity>
<Text style={SharedStyles.enabledText}>{'Current value:'}{this.state.textAttachment}</Text>
<TouchableOpacity onPress={this.showFilePicker}>
<Text style={styles.button}>
Select image as binary error attachment
</Text>
</TouchableOpacity>
<Text style={SharedStyles.enabledText}>{'Current value:'}{this.state.binaryAttachment}</Text>
<Text style={styles.lastSessionHeader}>Last session:</Text>
<Text style={styles.lastSessionInfo}>
{this.state.lastSessionStatus}
</Text>
</ScrollView>
{this.getTextAttachmentDialog()}
</View>
);
}
getTextAttachmentDialog() {
return (
<DialogComponent ref={(dialogComponent) => { this.dialogComponent = dialogComponent; }} width={0.9}>
<View>
<TextInput style={SharedStyles.dialogInput} onChangeText={text => this.setState({ textAttachment: text })} />
<View style={SharedStyles.dialogButtonContainer}>
<TouchableOpacity
style={SharedStyles.dialogButton}
onPress={() => {
AttachmentsProvider.saveTextAttachment(this.state.textAttachment);
this.dialogComponent.dismiss();
}}
>
<Text style={styles.button}>
Save
</Text>
</TouchableOpacity>
<TouchableOpacity style={SharedStyles.dialogButton} onPress={() => { this.dialogComponent.dismiss(); }}>
<Text style={styles.button}>
Cancel
</Text>
</TouchableOpacity>
</View>
</View>
</DialogComponent>
);
}
showFilePicker() {
ImagePicker.showImagePicker(null, async (response) => {
if (response.didCancel) {
console.log('User cancelled image picker');
} else if (response.error) {
console.log('ImagePicker Error: ', response.error);
} else {
AttachmentsProvider.saveBinaryAttachment(getFileName(response), response.data, getFileType(response), getFileSize(response));
const binaryAttachmentValue = await AttachmentsProvider.getBinaryAttachmentInfo();
this.setState({ binaryAttachment: binaryAttachmentValue });
}
});
function getFileName(response) {
let fileName = 'binary.jpeg';
if (response.fileName) {
fileName = response.fileName;
}
return fileName;
}
function getFileType(response) {
let fileType = 'image/jpeg';
if (response.type) {
fileType = response.type;
}
return fileType;
}
function getFileSize(response) {
const thresh = 1024;
const units = ['KiB', 'MiB', 'GiB'];
let fileSize = response.fileSize;
if (Math.abs(fileSize) < thresh) {
return `${fileSize} B`;
}
let u = -1;
do {
fileSize /= thresh;
++u;
} while (Math.abs(fileSize) >= thresh && u < units.length - 1);
return `${fileSize.toFixed(1)} ${units[u]}`;
}
}
}
const styles = StyleSheet.create({
button: {
color: '#4444FF',
fontSize: 18,
textAlign: 'center',
margin: 10,
},
lastSessionHeader: {
fontSize: 20,
textAlign: 'center',
marginTop: 30
},
lastSessionInfo: {
fontSize: 14,
textAlign: 'center',
},
});