/*
 * <<
 * Davinci
 * ==
 * Copyright (C) 2016 - 2017 EDP
 * ==
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * >>
 */

import React, { useMemo, FC } from 'react'
import Canvas from './Canvas'
import { Route, Switch, Redirect } from 'react-router-dom'
import { useSelector } from 'react-redux'
import Login from 'containers/Login'
import Register from 'containers/Register'
import { makeSelectVersion } from 'containers/App/selectors'
import JoinOrganization from 'containers/Register/JoinOrganization'
import { CLIENT_VERSION } from 'app/globalConstants'
const styles = require('./Background.less')

export const Background: FC = () => {
  const version = useSelector(makeSelectVersion())
  const davinciVersion = useMemo(() => {
    return (
      <p>
        {!version ? (
          ''
        ) : CLIENT_VERSION !== version ? (
          <span className={styles.versionerror}>
            客户端与服务端版本不一致，请更新
          </span>
        ) : (
          <>
            <b>版本： </b>
            <span>{version}</span>
          </>
        )}
      </p>
    )
  }, [version])

  return (
    <div className={styles.container}>
      <Canvas />
      {/*<img*/}
      {/*  className={styles.logo}*/}
      {/*  src={require('assets/images/logo_light.svg')}*/}
      {/*/>*/}
      <Switch>
        <Route path="/login" component={Login} />
        <Route path="/register" component={Register} />
        <Route path="/joinOrganization" component={JoinOrganization} />
        {/*<Redirect to="/login" />*/}
      </Switch>
      <div className={styles.version}>{davinciVersion}</div>
    </div>
  )
}

export default Background