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import React, { Component } from 'react'
import PropTypes from 'prop-types'
import ConfirmTransactionBase from '../confirm-transaction-base'
import UserPreferencedCurrencyDisplay from '../../user-preferenced-currency-display'
import {
formatCurrency,
convertTokenToFiat,
addFiat,
roundExponential,
} from '../../../helpers/confirm-transaction/util'
import { getWeiHexFromDecimalValue } from '../../../helpers/conversions.util'
import { ETH, PRIMARY } from '../../../constants/common'
export default class ConfirmTokenTransactionBase extends Component {
static contextTypes = {
t: PropTypes.func,
}
static propTypes = {
tokenAddress: PropTypes.string,
toAddress: PropTypes.string,
tokenAmount: PropTypes.number,
tokenSymbol: PropTypes.string,
fiatTransactionTotal: PropTypes.string,
ethTransactionTotal: PropTypes.string,
contractExchangeRate: PropTypes.number,
conversionRate: PropTypes.number,
currentCurrency: PropTypes.string,
}
getFiatTransactionAmount () {
const { tokenAmount, currentCurrency, conversionRate, contractExchangeRate } = this.props
return convertTokenToFiat({
value: tokenAmount,
toCurrency: currentCurrency,
conversionRate,
contractExchangeRate,
})
}
renderSubtitleComponent () {
const { contractExchangeRate, tokenAmount } = this.props
const decimalEthValue = (tokenAmount * contractExchangeRate) || 0
const hexWeiValue = getWeiHexFromDecimalValue({
value: decimalEthValue,
fromCurrency: ETH,
fromDenomination: ETH,
})
return typeof contractExchangeRate === 'undefined'
? (
<span>
{ this.context.t('noConversionRateAvailable') }
</span>
) : (
<UserPreferencedCurrencyDisplay
value={hexWeiValue}
type={PRIMARY}
showEthLogo
hideLabel
/>
)
}
renderPrimaryTotalTextOverride () {
const { tokenAmount, tokenSymbol, ethTransactionTotal } = this.props
const tokensText = `${tokenAmount} ${tokenSymbol}`
return (
<div>
<span>{ `${tokensText} + ` }</span>
<img
src="/images/eth.svg"
height="18"
/>
<span>{ ethTransactionTotal }</span>
</div>
)
}
getSecondaryTotalTextOverride () {
const { fiatTransactionTotal, currentCurrency, contractExchangeRate } = this.props
if (typeof contractExchangeRate === 'undefined') {
return formatCurrency(fiatTransactionTotal, currentCurrency)
} else {
const fiatTransactionAmount = this.getFiatTransactionAmount()
const fiatTotal = addFiat(fiatTransactionAmount, fiatTransactionTotal)
const roundedFiatTotal = roundExponential(fiatTotal)
return formatCurrency(roundedFiatTotal, currentCurrency)
}
}
render () {
const {
toAddress,
tokenAddress,
tokenSymbol,
tokenAmount,
...restProps
} = this.props
const tokensText = `${tokenAmount} ${tokenSymbol}`
return (
<ConfirmTransactionBase
toAddress={toAddress}
identiconAddress={tokenAddress}
title={tokensText}
subtitleComponent={this.renderSubtitleComponent()}
primaryTotalTextOverride={this.renderPrimaryTotalTextOverride()}
secondaryTotalTextOverride={this.getSecondaryTotalTextOverride()}
{...restProps}
/>
)
}
}
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