metamask-extension/ui/components/app/transaction-detail/transaction-detail.component.js

import React, { useContext } from 'react';
import PropTypes from 'prop-types';

import { I18nContext } from '../../../contexts/i18n';
import { useGasFeeContext } from '../../../contexts/gasFee';
import InfoTooltip from '../../ui/info-tooltip/info-tooltip';
import Typography from '../../ui/typography/typography';

import TransactionDetailItem from '../transaction-detail-item/transaction-detail-item.component';
import { COLORS } from '../../../helpers/constants/design-system';

const GasLevelIconMap = {
  low: '🐢',
  medium: '🦊',
  high: '🦍',
  dappSuggested: '🌐',
  custom: '⚙',
};

export default function TransactionDetail({ rows = [], onEdit }) {
  // eslint-disable-next-line prefer-destructuring
  const EIP_1559_V2 = process.env.EIP_1559_V2;

  const t = useContext(I18nContext);
  const {
    estimateToUse,
    gasLimit,
    gasPrice,
    isUsingDappSuggestedGasFees,
    maxFeePerGas,
    maxPriorityFeePerGas,
    transaction,
    supportsEIP1559,
  } = useGasFeeContext();
  const estimateUsed = isUsingDappSuggestedGasFees
    ? 'dappSuggested'
    : estimateToUse;

  if (EIP_1559_V2 && estimateUsed) {
    return (
      <div className="transaction-detail">
        <div className="transaction-detail-edit-V2">
          <button onClick={onEdit}>
            <span className="transaction-detail-edit-V2__icon">
              {`${GasLevelIconMap[estimateUsed]} `}
            </span>
            <span className="transaction-detail-edit-V2__label">
              {t(estimateUsed)}
            </span>
            <i className="fas fa-chevron-right asset-list-item__chevron-right" />
          </button>
          {estimateUsed === 'custom' && onEdit && (
            <button onClick={onEdit}>{t('edit')}</button>
          )}
          {estimateUsed === 'dappSuggested' && (
            <InfoTooltip
              contentText={
                <div className="transaction-detail-edit-V2__tooltip">
                  <Typography fontSize="12px" color={COLORS.GREY}>
                    {t('dappSuggestedTooltip', [transaction.origin])}
                  </Typography>
                  {supportsEIP1559 ? (
                    <>
                      <Typography fontSize="12px">
                        <b>{t('maxBaseFee')}</b>
                        {maxFeePerGas}
                      </Typography>
                      <Typography fontSize="12px">
                        <b>{t('maxPriorityFee')}</b>
                        {maxPriorityFeePerGas}
                      </Typography>
                    </>
                  ) : (
                    <Typography fontSize="12px">
                      <b>{t('gasPriceLabel')}</b>
                      {gasPrice}
                    </Typography>
                  )}
                  <Typography fontSize="12px">
                    <b>{t('gasLimit')}</b>
                    {gasLimit}
                  </Typography>
                </div>
              }
              position="top"
            />
          )}
        </div>
        <div className="transaction-detail-rows">{rows}</div>
      </div>
    );
  }

  return (
    <div className="transaction-detail">
      {onEdit && (
        <div className="transaction-detail-edit">
          <button onClick={onEdit}>{t('edit')}</button>
        </div>
      )}
      <div className="transaction-detail-rows">{rows}</div>
    </div>
  );
}

TransactionDetail.propTypes = {
  rows: PropTypes.arrayOf(TransactionDetailItem).isRequired,
  onEdit: PropTypes.func,
};