const Component = require('react').Component const connect = require('react-redux').connect const h = require('react-hyperscript') const inherits = require('util').inherits import TokenBalance from './token-balance' import Identicon from './identicon' import UserPreferencedCurrencyDisplay from './user-preferenced-currency-display' import { PRIMARY, SECONDARY } from '../constants/common' const { getAssetImages, conversionRateSelector, getCurrentCurrency} = require('../selectors') const { formatBalance } = require('../util') module.exports = connect(mapStateToProps)(BalanceComponent) function mapStateToProps (state) { const accounts = state.metamask.accounts const network = state.metamask.network const selectedAddress = state.metamask.selectedAddress || Object.keys(accounts)[0] const account = accounts[selectedAddress] return { account, network, conversionRate: conversionRateSelector(state), currentCurrency: getCurrentCurrency(state), assetImages: getAssetImages(state), } } inherits(BalanceComponent, Component) function BalanceComponent () { Component.call(this) } BalanceComponent.prototype.render = function () { const props = this.props const { token, network, assetImages } = props const address = token && token.address const image = assetImages && address ? assetImages[token.address] : undefined return h('div.balance-container', {}, [ // TODO: balance icon needs to be passed in // h('img.balance-icon', { // src: '../images/eth_logo.svg', // style: {}, // }), h(Identicon, { diameter: 50, address, network, image, }), token ? this.renderTokenBalance() : this.renderBalance(), ]) } BalanceComponent.prototype.renderTokenBalance = function () { const { token } = this.props return h('div.flex-column.balance-display', [ h('div.token-amount', [ h(TokenBalance, { token }) ]), ]) } BalanceComponent.prototype.renderBalance = function () { const props = this.props const { account } = props const balanceValue = account && account.balance const needsParse = 'needsParse' in props ? props.needsParse : true const formattedBalance = balanceValue ? formatBalance(balanceValue, 6, needsParse) : '...' const showFiat = 'showFiat' in props ? props.showFiat : true if (formattedBalance === 'None' || formattedBalance === '...') { return h('div.flex-column.balance-display', {}, [ h('div.token-amount', { style: {}, }, formattedBalance), ]) } return h('div.flex-column.balance-display', {}, [ h(UserPreferencedCurrencyDisplay, { className: 'token-amount', value: balanceValue, type: PRIMARY, ethNumberOfDecimals: 3, }), showFiat && h(UserPreferencedCurrencyDisplay, { value: balanceValue, type: SECONDARY, ethNumberOfDecimals: 3, }), ]) } BalanceComponent.prototype.getFiatDisplayNumber = function (formattedBalance, conversionRate) { if (formattedBalance === 'None') return formattedBalance if (conversionRate === 0) return 'N/A' const splitBalance = formattedBalance.split(' ') const convertedNumber = (Number(splitBalance[0]) * conversionRate) const wholePart = Math.floor(convertedNumber) const decimalPart = convertedNumber - wholePart return wholePart + Number(decimalPart.toPrecision(2)) }