1 files changed, 92 insertions, 0 deletions
diff --git a/ui/app/components/balance-component.js b/ui/app/components/balance-component.js
new file mode 100644
index 000000000..47da24c74
--- /dev/null
+++ b/ui/app/components/balance-component.js
@@ -0,0 +1,92 @@
+const Component = require('react').Component
+const h = require('react-hyperscript')
+const inherits = require('util').inherits
+
+const { formatBalance, generateBalanceObject } = require('../util')
+
+module.exports = BalanceComponent
+
+inherits(BalanceComponent, Component)
+function BalanceComponent () {
+  Component.call(this)
+}
+
+BalanceComponent.prototype.render = function () {
+  const props = this.props
+  const { balanceValue } = props
+  const needsParse = 'needsParse' in props ? props.needsParse : true
+  const formattedBalance = balanceValue ? formatBalance(balanceValue, 6, needsParse) : '...'
+
+  return h('div.balance-container', {}, [
+    // laptop: 50px 50px
+    // mobile: 100px 100px
+
+    // TODO: balance icon needs to be passed in
+    h('img.balance-icon', {
+      src: '../images/eth_logo.svg',
+      style: {},
+    }),
+
+    this.renderBalance(formattedBalance),
+  ])
+}
+
+BalanceComponent.prototype.renderBalance = function (formattedBalance) {
+  const props = this.props
+  const { shorten } = props
+  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),
+    ])
+  }
+
+  // laptop: 5vw?
+  // phone: 50vw?
+  return h('div.flex-column.balance-display', {}, [
+    h('div.token-amount', {
+      style: {},
+    }, this.getTokenBalance(formattedBalance, shorten)),
+
+    showFiat ? this.renderFiatValue(formattedBalance) : null,
+  ])
+}
+
+BalanceComponent.prototype.renderFiatValue = function (formattedBalance) {
+
+  const props = this.props
+  const { conversionRate, currentCurrency } = props
+
+  const fiatDisplayNumber = this.getFiatDisplayNumber(formattedBalance, conversionRate)
+
+  return this.renderFiatAmount(fiatDisplayNumber, currentCurrency)
+}
+
+BalanceComponent.prototype.renderFiatAmount = function (fiatDisplayNumber, fiatSuffix) {
+  if (fiatDisplayNumber === 'N/A') return null
+
+  return h('div.fiat-amount', {
+    style: {},
+  }, `${fiatDisplayNumber} ${fiatSuffix}`)
+}
+
+BalanceComponent.prototype.getTokenBalance = function (formattedBalance, shorten) {
+  const balanceObj = generateBalanceObject(formattedBalance, shorten ? 1 : 3)
+
+  const balanceValue = shorten ? balanceObj.shortBalance : balanceObj.balance
+  const label = balanceObj.label
+
+  return `${balanceValue} ${label}`
+}
+
+BalanceComponent.prototype.getFiatDisplayNumber = function (formattedBalance, conversionRate) {
+  if (formattedBalance === 'None') return formattedBalance
+  if (conversionRate === 0) return 'N/A'
+
+  const splitBalance = formattedBalance.split(' ')
+
+  return (Number(splitBalance[0]) * conversionRate).toFixed(2)
+}