const inherits = require('util').inherits const Component = require('react').Component const h = require('react-hyperscript') const connect = require('react-redux').connect const actions = require('./actions') const getCaretCoordinates = require('textarea-caret') const EventEmitter = require('events').EventEmitter const Mascot = require('./components/mascot') module.exports = connect(mapStateToProps)(UnlockScreen) inherits(UnlockScreen, Component) function UnlockScreen () { Component.call(this) this.animationEventEmitter = new EventEmitter() } function mapStateToProps (state) { return { warning: state.appState.warning, } } UnlockScreen.prototype.render = function () { const state = this.props const warning = state.warning return ( h('.unlock-screen.flex-column.flex-center.flex-grow', [ h(Mascot, { animationEventEmitter: this.animationEventEmitter, }), h('h1', { style: { fontSize: '1.4em', textTransform: 'uppercase', color: '#7F8082', }, }, 'MetaMask'), h('input.large-input', { type: 'password', id: 'password-box', placeholder: 'enter password', style: { }, onKeyPress: this.onKeyPress.bind(this), onInput: this.inputChanged.bind(this), }), h('.error', { style: { display: warning ? 'block' : 'none', }, }, warning), h('button.primary.cursor-pointer', { onClick: this.onSubmit.bind(this), style: { margin: 10, }, }, 'Unlock'), ]) ) } UnlockScreen.prototype.componentDidMount = function () { document.getElementById('password-box').focus() } UnlockScreen.prototype.onSubmit = function (event) { const input = document.getElementById('password-box') const password = input.value this.props.dispatch(actions.tryUnlockMetamask(password)) } UnlockScreen.prototype.onKeyPress = function (event) { if (event.key === 'Enter') { this.submitPassword(event) } } UnlockScreen.prototype.submitPassword = function (event) { var element = event.target var password = element.value // reset input element.value = '' this.props.dispatch(actions.tryUnlockMetamask(password)) } UnlockScreen.prototype.inputChanged = function (event) { // tell mascot to look at page action var element = event.target var boundingRect = element.getBoundingClientRect() var coordinates = getCaretCoordinates(element, element.selectionEnd) this.animationEventEmitter.emit('point', { x: boundingRect.left + coordinates.left - element.scrollLeft, y: boundingRect.top + coordinates.top - element.scrollTop, }) } UnlockScreen.prototype.emitAnim = function (name, a, b, c) { this.animationEventEmitter.emit(name, a, b, c) }