diff options
Merge branch 'develop' of github.com:MetaMask/metamask-extension into ValidateEmptyKey
Diffstat (limited to 'ui/app/components/send/currency-display.js')
-rw-r--r-- | ui/app/components/send/currency-display.js | 65 |
1 files changed, 49 insertions, 16 deletions
diff --git a/ui/app/components/send/currency-display.js b/ui/app/components/send/currency-display.js index 90fb2b66c..3bc9ad226 100644 --- a/ui/app/components/send/currency-display.js +++ b/ui/app/components/send/currency-display.js @@ -1,10 +1,10 @@ const Component = require('react').Component const h = require('react-hyperscript') const inherits = require('util').inherits -const CurrencyInput = require('../currency-input') const { conversionUtil, multiplyCurrencies } = require('../../conversion-util') const currencyFormatter = require('currency-formatter') const currencies = require('currency-formatter/currencies') +const ethUtil = require('ethereumjs-util') module.exports = CurrencyDisplay @@ -21,36 +21,51 @@ function toHexWei (value) { }) } +CurrencyDisplay.prototype.componentWillMount = function () { + this.setState({ + valueToRender: this.getValueToRender(this.props), + }) +} + +CurrencyDisplay.prototype.componentWillReceiveProps = function (nextProps) { + const currentValueToRender = this.getValueToRender(this.props) + const newValueToRender = this.getValueToRender(nextProps) + if (currentValueToRender !== newValueToRender) { + this.setState({ + valueToRender: newValueToRender, + }) + } +} + CurrencyDisplay.prototype.getAmount = function (value) { const { selectedToken } = this.props const { decimals } = selectedToken || {} const multiplier = Math.pow(10, Number(decimals || 0)) - const sendAmount = multiplyCurrencies(value, multiplier, {toNumericBase: 'hex'}) + const sendAmount = multiplyCurrencies(value || '0', multiplier, {toNumericBase: 'hex'}) return selectedToken ? sendAmount : toHexWei(value) } -CurrencyDisplay.prototype.getValueToRender = function () { - const { selectedToken, conversionRate, value } = this.props - +CurrencyDisplay.prototype.getValueToRender = function ({ selectedToken, conversionRate, value, readOnly }) { + if (value === '0x0') return readOnly ? '0' : '' const { decimals, symbol } = selectedToken || {} const multiplier = Math.pow(10, Number(decimals || 0)) return selectedToken - ? conversionUtil(value, { + ? conversionUtil(ethUtil.addHexPrefix(value), { fromNumericBase: 'hex', toCurrency: symbol, conversionRate: multiplier, invertConversionRate: true, }) - : conversionUtil(value, { + : conversionUtil(ethUtil.addHexPrefix(value), { fromNumericBase: 'hex', toNumericBase: 'dec', fromDenomination: 'WEI', - numberOfDecimals: 6, + numberOfDecimals: 9, conversionRate, }) } @@ -76,6 +91,18 @@ CurrencyDisplay.prototype.getConvertedValueToRender = function (nonFormattedValu : convertedValue } +CurrencyDisplay.prototype.handleChange = function (newVal) { + this.setState({ valueToRender: newVal }) + this.props.onChange(this.getAmount(newVal)) +} + +CurrencyDisplay.prototype.getInputWidth = function (valueToRender, readOnly) { + const valueString = String(valueToRender) + const valueLength = valueString.length || 1 + const decimalPointDeficit = valueString.match(/\./) ? -0.5 : 0 + return (valueLength + decimalPointDeficit + 0.75) + 'ch' +} + CurrencyDisplay.prototype.render = function () { const { className = 'currency-display', @@ -85,10 +112,10 @@ CurrencyDisplay.prototype.render = function () { convertedCurrency, readOnly = false, inError = false, - handleChange, + onBlur, } = this.props + const { valueToRender } = this.state - const valueToRender = this.getValueToRender() const convertedValueToRender = this.getConvertedValueToRender(valueToRender) return h('div', { @@ -96,24 +123,30 @@ CurrencyDisplay.prototype.render = function () { style: { borderColor: inError ? 'red' : null, }, - onClick: () => this.currencyInput && this.currencyInput.focus(), + onClick: () => { + this.currencyInput && this.currencyInput.focus() + }, }, [ h('div.currency-display__primary-row', [ h('div.currency-display__input-wrapper', [ - h(readOnly ? 'input' : CurrencyInput, { + h('input', { className: primaryBalanceClassName, value: `${valueToRender}`, placeholder: '0', + type: 'number', readOnly, ...(!readOnly ? { - onInputChange: newValue => { - handleChange(this.getAmount(newValue)) - }, - inputRef: input => { this.currencyInput = input }, + onChange: e => this.handleChange(e.target.value), + onBlur: () => onBlur(this.getAmount(valueToRender)), } : {}), + ref: input => { this.currencyInput = input }, + style: { + width: this.getInputWidth(valueToRender, readOnly), + }, + min: 0, }), h('span.currency-display__currency-symbol', primaryCurrency), |