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author | Dan Finlay <542863+danfinlay@users.noreply.github.com> | 2019-02-26 03:10:13 +0800 |
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committer | Whymarrh Whitby <whymarrh.whitby@gmail.com> | 2019-02-26 03:10:13 +0800 |
commit | f507f2a92710285679123c9429a37c9e330c7cac (patch) | |
tree | 30225a55e9d8fc273304f4e2548413a08f008aef /ui/app/components/pages/mobile-sync/index.js | |
parent | fdc7eb211340b3af035a7f7c023155a8f1b1675d (diff) | |
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Feature Flag + Mobile Sync (#5955)
Diffstat (limited to 'ui/app/components/pages/mobile-sync/index.js')
-rw-r--r-- | ui/app/components/pages/mobile-sync/index.js | 387 |
1 files changed, 387 insertions, 0 deletions
diff --git a/ui/app/components/pages/mobile-sync/index.js b/ui/app/components/pages/mobile-sync/index.js new file mode 100644 index 000000000..22a69d092 --- /dev/null +++ b/ui/app/components/pages/mobile-sync/index.js @@ -0,0 +1,387 @@ +const { Component } = require('react') +const { connect } = require('react-redux') +const PropTypes = require('prop-types') +const h = require('react-hyperscript') +const classnames = require('classnames') +const PubNub = require('pubnub') + +const { requestRevealSeedWords, fetchInfoToSync } = require('../../../actions') +const { DEFAULT_ROUTE } = require('../../../routes') +const actions = require('../../../actions') + +const qrCode = require('qrcode-generator') + +import Button from '../../button' +import LoadingScreen from '../../loading-screen' + +const PASSWORD_PROMPT_SCREEN = 'PASSWORD_PROMPT_SCREEN' +const REVEAL_SEED_SCREEN = 'REVEAL_SEED_SCREEN' + +class MobileSyncPage extends Component { + static propTypes = { + history: PropTypes.object, + selectedAddress: PropTypes.string, + displayWarning: PropTypes.func, + fetchInfoToSync: PropTypes.func, + requestRevealSeedWords: PropTypes.func, + } + + constructor (props) { + super(props) + + this.state = { + screen: PASSWORD_PROMPT_SCREEN, + password: '', + seedWords: null, + error: null, + syncing: false, + completed: false, + } + + this.syncing = false + } + + componentDidMount () { + const passwordBox = document.getElementById('password-box') + if (passwordBox) { + passwordBox.focus() + } + } + + handleSubmit (event) { + event.preventDefault() + this.setState({ seedWords: null, error: null }) + this.props.requestRevealSeedWords(this.state.password) + .then(seedWords => { + this.generateCipherKeyAndChannelName() + this.setState({ seedWords, screen: REVEAL_SEED_SCREEN }) + this.initWebsockets() + }) + .catch(error => this.setState({ error: error.message })) + } + + generateCipherKeyAndChannelName () { + this.cipherKey = `${this.props.selectedAddress.substr(-4)}-${PubNub.generateUUID()}` + this.channelName = `mm-${PubNub.generateUUID()}` + } + + initWebsockets () { + this.pubnub = new PubNub({ + subscribeKey: process.env.PUBNUB_SUB_KEY, + publishKey: process.env.PUBNUB_PUB_KEY, + cipherKey: this.cipherKey, + ssl: true, + }) + + this.pubnubListener = this.pubnub.addListener({ + message: (data) => { + const {channel, message} = data + // handle message + if (channel !== this.channelName || !message) { + return false + } + + if (message.event === 'start-sync') { + this.startSyncing() + } else if (message.event === 'end-sync') { + this.disconnectWebsockets() + this.setState({syncing: false, completed: true}) + } + }, + }) + + this.pubnub.subscribe({ + channels: [this.channelName], + withPresence: false, + }) + + } + + disconnectWebsockets () { + if (this.pubnub && this.pubnubListener) { + this.pubnub.disconnect(this.pubnubListener) + } + } + + // Calculating a PubNub Message Payload Size. + calculatePayloadSize (channel, message) { + return encodeURIComponent( + channel + JSON.stringify(message) + ).length + 100 + } + + chunkString (str, size) { + const numChunks = Math.ceil(str.length / size) + const chunks = new Array(numChunks) + for (let i = 0, o = 0; i < numChunks; ++i, o += size) { + chunks[i] = str.substr(o, size) + } + return chunks + } + + notifyError (errorMsg) { + return new Promise((resolve, reject) => { + this.pubnub.publish( + { + message: { + event: 'error-sync', + data: errorMsg, + }, + channel: this.channelName, + sendByPost: false, // true to send via post + storeInHistory: false, + }, + (status, response) => { + if (!status.error) { + resolve() + } else { + reject(response) + } + }) + }) + } + + async startSyncing () { + if (this.syncing) return false + this.syncing = true + this.setState({syncing: true}) + + const { accounts, network, preferences, transactions } = await this.props.fetchInfoToSync() + + const allDataStr = JSON.stringify({ + accounts, + network, + preferences, + transactions, + udata: { + pwd: this.state.password, + seed: this.state.seedWords, + }, + }) + + const chunks = this.chunkString(allDataStr, 17000) + const totalChunks = chunks.length + try { + for (let i = 0; i < totalChunks; i++) { + await this.sendMessage(chunks[i], i + 1, totalChunks) + } + } catch (e) { + this.props.displayWarning('Sync failed :(') + this.setState({syncing: false}) + this.syncing = false + this.notifyError(e.toString()) + } + } + + sendMessage (data, pkg, count) { + return new Promise((resolve, reject) => { + this.pubnub.publish( + { + message: { + event: 'syncing-data', + data, + totalPkg: count, + currentPkg: pkg, + }, + channel: this.channelName, + sendByPost: false, // true to send via post + storeInHistory: false, + }, + (status, response) => { + if (!status.error) { + resolve() + } else { + reject(response) + } + } + ) + }) + } + + + componentWillUnmount () { + this.disconnectWebsockets() + } + + renderWarning (text) { + return ( + h('.page-container__warning-container', [ + h('.page-container__warning-message', [ + h('div', [text]), + ]), + ]) + ) + } + + renderContent () { + const { t } = this.context + + if (this.state.syncing) { + return h(LoadingScreen, {loadingMessage: 'Sync in progress'}) + } + + if (this.state.completed) { + return h('div.reveal-seed__content', {}, + h('label.reveal-seed__label', { + style: { + width: '100%', + textAlign: 'center', + }, + }, t('syncWithMobileComplete')), + ) + } + + return this.state.screen === PASSWORD_PROMPT_SCREEN + ? h('div', {}, [ + this.renderWarning(this.context.t('mobileSyncText')), + h('.reveal-seed__content', [ + this.renderPasswordPromptContent(), + ]), + ]) + : h('div', {}, [ + this.renderWarning(this.context.t('syncWithMobileBeCareful')), + h('.reveal-seed__content', [ this.renderRevealSeedContent() ]), + ]) + } + + renderPasswordPromptContent () { + const { t } = this.context + + return ( + h('form', { + onSubmit: event => this.handleSubmit(event), + }, [ + h('label.input-label', { + htmlFor: 'password-box', + }, t('enterPasswordContinue')), + h('.input-group', [ + h('input.form-control', { + type: 'password', + placeholder: t('password'), + id: 'password-box', + value: this.state.password, + onChange: event => this.setState({ password: event.target.value }), + className: classnames({ 'form-control--error': this.state.error }), + }), + ]), + this.state.error && h('.reveal-seed__error', this.state.error), + ]) + ) + } + + renderRevealSeedContent () { + + const qrImage = qrCode(0, 'M') + qrImage.addData(`metamask-sync:${this.channelName}|@|${this.cipherKey}`) + qrImage.make() + + const { t } = this.context + return ( + h('div', [ + h('label.reveal-seed__label', { + style: { + width: '100%', + textAlign: 'center', + }, + }, t('syncWithMobileScanThisCode')), + h('.div.qr-wrapper', { + style: { + display: 'flex', + justifyContent: 'center', + }, + dangerouslySetInnerHTML: { + __html: qrImage.createTableTag(4), + }, + }), + ]) + ) + } + + renderFooter () { + return this.state.screen === PASSWORD_PROMPT_SCREEN + ? this.renderPasswordPromptFooter() + : this.renderRevealSeedFooter() + } + + renderPasswordPromptFooter () { + return ( + h('div.new-account-import-form__buttons', {style: {padding: 30}}, [ + + h(Button, { + type: 'default', + large: true, + className: 'new-account-create-form__button', + onClick: () => this.props.history.push(DEFAULT_ROUTE), + }, this.context.t('cancel')), + + h(Button, { + type: 'primary', + large: true, + className: 'new-account-create-form__button', + onClick: event => this.handleSubmit(event), + disabled: this.state.password === '', + }, this.context.t('next')), + ]) + ) + } + + renderRevealSeedFooter () { + return ( + h('.page-container__footer', {style: {padding: 30}}, [ + h(Button, { + type: 'default', + large: true, + className: 'page-container__footer-button', + onClick: () => this.props.history.push(DEFAULT_ROUTE), + }, this.context.t('close')), + ]) + ) + } + + render () { + return ( + h('.page-container', [ + h('.page-container__header', [ + h('.page-container__title', this.context.t('syncWithMobileTitle')), + this.state.screen === PASSWORD_PROMPT_SCREEN ? h('.page-container__subtitle', this.context.t('syncWithMobileDesc')) : null, + this.state.screen === PASSWORD_PROMPT_SCREEN ? h('.page-container__subtitle', this.context.t('syncWithMobileDescNewUsers')) : null, + ]), + h('.page-container__content', [ + this.renderContent(), + ]), + this.renderFooter(), + ]) + ) + } +} + +MobileSyncPage.propTypes = { + requestRevealSeedWords: PropTypes.func, + fetchInfoToSync: PropTypes.func, + history: PropTypes.object, +} + +MobileSyncPage.contextTypes = { + t: PropTypes.func, +} + +const mapDispatchToProps = dispatch => { + return { + requestRevealSeedWords: password => dispatch(requestRevealSeedWords(password)), + fetchInfoToSync: () => dispatch(fetchInfoToSync()), + displayWarning: (message) => dispatch(actions.displayWarning(message || null)), + } + +} + +const mapStateToProps = state => { + const { + metamask: { selectedAddress }, + } = state + + return { + selectedAddress, + } +} + +module.exports = connect(mapStateToProps, mapDispatchToProps)(MobileSyncPage) |