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Refactor connection

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This commit is contained in:
Thomas Nordquist
2019-01-19 14:54:37 +01:00
parent bfcee49e74
commit f3a686b23f
13 changed files with 332 additions and 180 deletions
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300
app/src/components/ConnectionSetup/Connection.tsx
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@@ -18,21 +18,27 @@ import {
Toolbar,
Typography,
} from '@material-ui/core'
import { DataSourceState, MqttOptions } from '../../../../backend/src/DataSource'
import { connect } from 'react-redux'
import { MqttOptions } from '../../../../backend/src/DataSource'
import { StyleRulesCallback, Theme, withStyles } from '@material-ui/core/styles'
import { addMqttConnectionEvent, makeConnectionStateEvent, removeConnection, rendererEvents } from '../../../../events'
import Notification from './Notification'
import Visibility from '@material-ui/icons/Visibility'
import VisibilityOff from '@material-ui/icons/VisibilityOff'
import sha1 = require('sha1')
import { AppState } from '../../reducers'
import { bindActionCreators } from 'redux'
import { connectionActions } from '../../actions'
interface Props {
classes: {[s: string]: string}
theme: Theme
onAbort: () => void,
onConnection: (connectionId: string) => void
actions: typeof connectionActions,
visible: boolean
connected: boolean
connecting: boolean
error?: string
}
const protocols = [
@@ -41,57 +47,64 @@ const protocols = [
]
interface State {
connecting: boolean
connectionId?: string
error?: string
visible: boolean
showPassword: boolean
connectionSettings: ConnectionSettings
}
interface ConnectionSettings {
host: string
protocol: string
port: number
tls: boolean
certValidation: boolean
clientId: string
connectionId?: string
username: string
password: string
showPassword: boolean
}
declare var window: any
class Connection extends React.Component<Props, State> {
private randomClientId: tring
private randomClientId: string
private defaultConnectionSettings: ConnectionSettings = {
host: 'iot.eclipse.org',
protocol: protocols[0],
port: 1883,
tls: false,
certValidation: true,
clientId: '',
username: '',
password: '',
connectionId: undefined,
}
constructor(props: any) {
super(props)
const clientIdSha = sha1(`${Math.random()}`).slice(0, 8)
this.randomClientId = `mqtt-explorer-${clientIdSha}`
this.state = {
connectionSettings: this.loadConnectionSettings(),
showPassword: false,
}
}
private loadConnectionSettings(): ConnectionSettings {
let storedSettings: ConnectionSettings | undefined
const storedSettingsString = window.localStorage.getItem('connectionSettings')
let storedSettings
try {
storedSettings = storedSettingsString ? JSON.parse(storedSettingsString) : undefined
} catch {
window.localStorage.setItem('connectionSettings', undefined)
}
const clientIdSha = sha1(`${Math.random()}`).slice(0, 8)
this.randomClientId = `mqtt-explorer-${clientIdSha}`
const defaultState = {
visible: true,
host: 'iot.eclipse.org',
protocol: protocols[0],
port: 1883,
tls: false,
certValidation: true,
clientId: '',
username: '',
password: '',
connecting: false,
connectionId: undefined,
showPassword: false,
}
this.state = Object.assign({}, defaultState, storedSettings)
return storedSettings || this.defaultConnectionSettings
}
private saveConnectionSettings() {
window.localStorage.setItem('connectionSettings', JSON.stringify(this.state))
window.localStorage.setItem('connectionSettings', JSON.stringify(this.state.connectionSettings))
}
private handleClickShowPassword = () => {
@@ -99,49 +112,19 @@ class Connection extends React.Component<Props, State> {
}
private optionsFromState(): MqttOptions {
const protocol = this.state.protocol === 'tcp://' ? 'mqtt://' : this.state.protocol
const url = `${protocol}${this.state.host}:${this.state.port}`
const protocol = this.state.connectionSettings.protocol === 'tcp://' ? 'mqtt://' : this.state.connectionSettings.protocol
const url = `${protocol}${this.state.connectionSettings.host}:${this.state.connectionSettings.port}`
return {
url,
username: this.state.username || undefined,
password: this.state.password || undefined,
clientId: this.state.clientId || this.randomClientId,
tls: this.state.tls,
certValidation: this.state.certValidation,
username: this.state.connectionSettings.username || undefined,
password: this.state.connectionSettings.password || undefined,
clientId: this.state.connectionSettings.clientId || this.randomClientId,
tls: this.state.connectionSettings.tls,
certValidation: this.state.connectionSettings.certValidation,
}
}
private connect() {
this.setState({
connecting: true,
})
const options = this.optionsFromState()
const connectionId = (sha1(Math.random() + JSON.stringify(options)).slice(0, 8)) as string
this.setState({ connectionId })
rendererEvents.emit(addMqttConnectionEvent, { options, id: connectionId })
const event = makeConnectionStateEvent(connectionId)
rendererEvents.subscribe(event, (state: DataSourceState) => {
console.log(state)
if (state.connected) {
this.props.onConnection(connectionId)
this.setState({ visible: false })
} else if (state.error) {
this.setState({ error: state.error })
this.disconnect()
}
})
}
private disconnect() {
this.setState({
connecting: false,
})
rendererEvents.emit(removeConnection, this.state.connectionId)
}
public static styles: StyleRulesCallback<string> = (theme: Theme) => {
return {
root: {
@@ -176,10 +159,12 @@ class Connection extends React.Component<Props, State> {
}
private handleChange = (name: string) => (event: any) => {
const state: any = {
[name]: event.target.value,
}
this.setState(state)
this.setState({
connectionSettings: {
...this.state.connectionSettings,
[name]: event.target.value,
},
})
}
public render() {
@@ -197,12 +182,11 @@ class Connection extends React.Component<Props, State> {
)
let renderError = null
if (this.state.error) {
if (this.props.error) {
renderError = (
<Notification
message={this.state.error}
type="error"
onClose={() => { this.setState({ error: undefined }) }}
message={this.props.error}
onClose={() => { this.props.actions.showError(undefined) }}
/>
)
}
@@ -210,7 +194,7 @@ class Connection extends React.Component<Props, State> {
return (
<div>
{renderError}
<Modal open={this.state.visible} disableAutoFocus={true}>
<Modal open={this.props.visible} disableAutoFocus={true}>
<Paper className={classes.root}>
<Toolbar>
<Typography className={classes.title} variant="h6" color="inherit">MQTT Connection</Typography>
@@ -218,26 +202,13 @@ class Connection extends React.Component<Props, State> {
<form className={classes.container} noValidate={true} autoComplete="off">
<Grid container={true} spacing={24}>
<Grid item={true} xs={2}>
<TextField
select={true}
label="Protocol"
className={classes.textField}
value={this.state.protocol}
onChange={this.handleChange('protocol')}
margin="normal"
>
{protocols.map((value: string) => (
<MenuItem key={value} value={value}>
{value}
</MenuItem>
))}
</TextField>
{this.renderProtocols()}
</Grid>
<Grid item xs={7}>
<Grid item={true} xs={7}>
<TextField
label="Host"
className={classes.textField}
value={this.state.host}
value={this.state.connectionSettings.host}
onChange={this.handleChange('host')}
margin="normal"
/>
@@ -246,7 +217,7 @@ class Connection extends React.Component<Props, State> {
<TextField
label="Port"
className={classes.textField}
value={this.state.port}
value={this.state.connectionSettings.port}
onChange={this.handleChange('port')}
margin="normal"
/>
@@ -255,7 +226,7 @@ class Connection extends React.Component<Props, State> {
<TextField
label="Username"
className={classes.textField}
value={this.state.username}
value={this.state.connectionSettings.username}
onChange={this.handleChange('username')}
margin="normal"
/>
@@ -266,7 +237,7 @@ class Connection extends React.Component<Props, State> {
<Input
id="adornment-password"
type={this.state.showPassword ? 'text' : 'password'}
value={this.state.password}
value={this.state.connectionSettings.password}
onChange={this.handleChange('password')}
endAdornment={passwordVisibilityButton}
/>
@@ -278,41 +249,17 @@ class Connection extends React.Component<Props, State> {
<Input
placeholder={this.randomClientId}
className={classes.textField}
value={this.state.clientId || ''}
value={this.state.connectionSettings.clientId || ''}
onChange={this.handleChange('clientId')}
startAdornment={<span />}
/>
</FormControl>
</Grid>
<Grid item={true} xs={4}>
<div className={classes.switch}>
<FormControlLabel
control={(
<Switch
checked={this.state.certValidation}
onChange={() => this.setState({ certValidation: !this.state.certValidation })}
color="primary"
/>
)}
label="Validate certificate"
labelPlacement="bottom"
/>
</div>
{this.renderCertValidationSwitch()}
</Grid>
<Grid item={true} xs={3}>
<div className={classes.switch}>
<FormControlLabel
control={(
<Switch
checked={this.state.tls}
onChange={() => this.setState({ tls: !this.state.tls })}
color="primary"
/>
)}
label="Encryption (tls)"
labelPlacement="bottom"
/>
</div>
{this.renderTlsSwitch()}
</Grid>
</Grid>
<br />
@@ -329,12 +276,90 @@ class Connection extends React.Component<Props, State> {
)
}
private renderConnectButton() {
private renderProtocols() {
const { classes } = this.props
const protocolItems = protocols.map((value: string) => (
<MenuItem key={value} value={value}>
{value}
</MenuItem>
))
if (this.state.connecting) {
return (
<TextField
select={true}
label="Protocol"
className={classes.textField}
value={this.state.connectionSettings.protocol}
onChange={this.handleChange('protocol')}
margin="normal"
>
{protocolItems}
</TextField>
)
}
private renderCertValidationSwitch() {
const { classes } = this.props
const certSwitch = (
<Switch
checked={this.state.connectionSettings.certValidation}
onChange={this.toggleCertValidation}
color="primary"
/>
)
return (
<div className={classes.switch}>
<FormControlLabel
control={certSwitch}
label="Validate certificate"
labelPlacement="bottom"
/>
</div>
)
}
private toggleCertValidation = () => this.setState({
connectionSettings: {
...this.state.connectionSettings,
certValidation: !this.state.connectionSettings.certValidation,
},
})
private renderTlsSwitch() {
const { classes } = this.props
const tlsSwitch = (
<Switch
checked={this.state.connectionSettings.tls}
onChange={this.toggleTls}
color="primary"
/>
)
return (
<div className={classes.switch}>
<FormControlLabel
control={tlsSwitch}
label="Encryption (tls)"
labelPlacement="bottom"
/>
</div>
)
}
private toggleTls = () => this.setState({
connectionSettings: {
...this.state.connectionSettings,
tls: !this.state.connectionSettings.tls,
},
})
private renderConnectButton() {
const { classes, actions } = this.props
if (this.props.connecting) {
return (
<Button variant="contained" color="primary" className={classes.button} onClick={this.onClickAbort}>
<Button variant="contained" color="primary" className={classes.button} onClick={actions.disconnect}>
<CircularProgress size={22} style={{ marginRight: '10px' }} color="secondary" /> Abort
</Button>
)
@@ -347,12 +372,25 @@ class Connection extends React.Component<Props, State> {
}
private onClickConnect = () => {
this.connect()
}
private onClickAbort = () => {
this.disconnect()
const connectionId = String(sha1(String(Math.random())).slice(0, 8))
const options = this.optionsFromState()
this.props.actions.connect(options, connectionId)
}
}
export default withStyles(Connection.styles, { withTheme: true })(Connection)
const mapStateToProps = (state: AppState) => {
return {
visible: !state.connected,
connected: state.connected,
connecting: state.connecting,
error: state.error,
}
}
const mapDispatchToProps = (dispatch: any) => {
return {
actions: bindActionCreators(connectionActions, dispatch),
}
}
export default connect(mapStateToProps, mapDispatchToProps)(withStyles(Connection.styles, { withTheme: true })(Connection))