metamask-extension/ui/app/pages/confirm-token-transaction-base/confirm-token-transaction-base.container.js

import { connect } from 'react-redux'
import ConfirmTokenTransactionBase from './confirm-token-transaction-base.component'
import {
  tokenAmountAndToAddressSelector,
  contractExchangeRateSelector,
} from '../../selectors/confirm-transaction'

const mapStateToProps = (state, ownProps) => {
  const { tokenAmount: ownTokenAmount } = ownProps
  const { confirmTransaction, metamask: { currentCurrency, conversionRate } } = state
  const {
    txData: { txParams: { to: tokenAddress } = {} } = {},
    tokenProps: { tokenSymbol } = {},
    fiatTransactionTotal,
    ethTransactionTotal,
  } = confirmTransaction

  const { tokenAmount, toAddress } = tokenAmountAndToAddressSelector(state)
  const contractExchangeRate = contractExchangeRateSelector(state)

  return {
    toAddress,
    tokenAddress,
    tokenAmount: typeof ownTokenAmount !== 'undefined' ? ownTokenAmount : tokenAmount,
    tokenSymbol,
    currentCurrency,
    conversionRate,
    contractExchangeRate,
    fiatTransactionTotal,
    ethTransactionTotal,
  }
}

export default connect(mapStateToProps)(ConfirmTokenTransactionBase)