metamask-extension/ui/app/pages/create-account/import-account/index.js

import React, { Component } from 'react'
const inherits = require('util').inherits
const PropTypes = require('prop-types')
import Select from 'react-select'

// Subviews
const JsonImportView = require('./json.js')
const PrivateKeyImportView = require('./private-key.js')


AccountImportSubview.contextTypes = {
  t: PropTypes.func,
}

module.exports = AccountImportSubview


inherits(AccountImportSubview, Component)
function AccountImportSubview () {
  Component.call(this)
}

AccountImportSubview.prototype.getMenuItemTexts = function () {
  return [
    this.context.t('privateKey'),
    this.context.t('jsonFile'),
  ]
}

AccountImportSubview.prototype.render = function () {
  const state = this.state || {}
  const menuItems = this.getMenuItemTexts()
  const { type } = state

  return (
    <div className="new-account-import-form">
      <div className="new-account-import-disclaimer">
        <span>{this.context.t('importAccountMsg')}</span>
        <span
          style={{
            cursor: 'pointer',
            textDecoration: 'underline',
          }}
          onClick={() => {
            global.platform.openWindow({
              url: 'https://metamask.zendesk.com/hc/en-us/articles/360015289932',
            })
          }}
        >
          {this.context.t('here')}
        </span>
      </div>
      <div className="new-account-import-form__select-section">
        <div className="new-account-import-form__select-label">
          {this.context.t('selectType')}
        </div>
        <Select
          className="new-account-import-form__select"
          name="import-type-select"
          clearable={false}
          value={type || menuItems[0]}
          options={menuItems.map((type) => {
            return {
              value: type,
              label: type,
            }
          })}
          onChange={(opt) => {
            this.setState({ type: opt.value })
          }}
        />
      </div>
      {this.renderImportView()}
    </div>
  )
}

AccountImportSubview.prototype.renderImportView = function () {
  const state = this.state || {}
  const { type } = state
  const menuItems = this.getMenuItemTexts()
  const current = type || menuItems[0]

  switch (current) {
    case this.context.t('privateKey'):
      return <PrivateKeyImportView />
    case this.context.t('jsonFile'):
      return <JsonImportView />
    default:
      return <JsonImportView />
  }
}