import React, { Component, Fragment } from 'react'
import {
  NavLink,
  Link,
  BrowserRouter as Router,
  Route,
  Switch,
  Redirect,
} from 'react-router-dom'
import FeedPage from './FeedPage'
import DraftsPage from './DraftsPage'
import CreatePage from './CreatePage'
import DetailPage from './DetailPage'
import LoginPage from './LoginPage'
import SignupPage from './SignupPage'
import PageNotFound from './PageNotFound'
import LogoutPage from './LogoutPage'
import { AUTH_TOKEN } from '../constant'
import { isTokenExpired } from '../helper/jwtHelper'
import { graphql } from 'react-apollo'
import  { gql } from 'apollo-boost'

const ProtectedRoute = ({ component: Component, token, ...rest }) => {
  return token ? (
    <Route {...rest} render={matchProps => <Component {...matchProps} />} />
  ) : (
    <Redirect to="/login" />
  )
}

class RootContainer extends Component {
  constructor(props) {
    super(props)
    this.refreshTokenFn = this.refreshTokenFn.bind(this)

    this.state = {
      token: props.token,
    }
  }

  refreshTokenFn(data = {}) {
    const token = data.AUTH_TOKEN

    if (token) {
      localStorage.setItem(AUTH_TOKEN, token)
    } else {
      localStorage.removeItem(AUTH_TOKEN)
    }

    this.setState({
      token: data.AUTH_TOKEN,
    })
  }

  bootStrapData() {
    try {
      const token = localStorage.getItem(AUTH_TOKEN)
      if (token !== null && token !== undefined) {
        const expired = isTokenExpired(token)
        if (!expired) {
          this.setState({ token: token })
        } else {
          localStorage.removeItem(AUTH_TOKEN)
          this.setState({ token: null })
        }
      }
    } catch (e) {
      console.log('')
    }
  }

  //verify localStorage check
  componentDidMount() {
    this.bootStrapData()
  }

  render() {
    return (
      <Router>
        <Fragment>
          {this.renderNavBar()}
          {this.renderRoute()}
        </Fragment>
      </Router>
    )
  }

  renderNavBar() {
    return (
      <nav className="pa3 pa4-ns">
        <div className="stateText">
        STATE:&nbsp;

        <strong>
        {this.state.token ? (
        <div>
        Logged <em>IN</em>!!!
        </div>
        ) : (
        <div>
        Logged <em>OUT</em>!!!
        </div>
        )}
       </strong>
       </div>&nbsp;
       ======>
        {this.state.token ? (
          <div
            onClick={() => {
              this.refreshTokenFn &&
                this.refreshTokenFn({
                  [AUTH_TOKEN]: null,
                })
              window.location.href = '/'
            }}
            className="f6 link dim br1 ba ph3 pv2 fr mb2 dib black">
            Logout
          </div>
        ) : (
          <Link
            to="/login"
            className="f6 link dim br1 ba ph3 pv2 fr mb2 dib black"
          >
            Login
          </Link>
        )}
      </nav>
    )
  }

  renderRoute() {
    return (
      <div className="fl w-100 pl4 pr4">
        <Switch>
          <Route exact path="/" component={FeedPage} />
          <Route
            token={this.state.token}
            path="/login"
            render={props => <LoginPage refreshTokenFn={this.refreshTokenFn} />}
          />
          <Route path="/logout" component={LogoutPage} />
          <Route component={PageNotFound} />
        </Switch>
      </div>
    )
  }
}

export default RootContainer



// ==================== The subsequent LoginPage is below ============================>




import React, { Component } from 'react'
import { withRouter } from 'react-router-dom'
import { graphql } from 'react-apollo'
import  { gql } from 'apollo-boost'
import { AUTH_TOKEN } from '../constant'

class LoginPage extends Component {
  state = {
    username: '',
    password: '',
  }

  render() {
    return (
      <div className="pa4 flex justify-center bg-white">
        <div>
          Username: bobjones
          <br />
          Password: abc12345678
          <input
            autoFocus
            className="w-100 pa2 mv2 br2 b--black-20 bw1"
            placeholder="Email"
            type="text"
            onChange={e => this.setState({ username: e.target.value })}
            value={this.state.username}
          />
          <input
            autoFocus
            className="w-100 pa2 mv2 br2 b--black-20 bw1"
            placeholder="Password"
            type="password"
            onChange={e => this.setState({ password: e.target.value })}
            value={this.state.password}
          />

              <button
                className="pa3 bg-black-10 bn dim ttu pointer"
                onClick={this._login}>
                GO
              </button>

        </div>
      </div>
    )
  }

  _login = async e => {
    const { username, password } = this.state
    this.props
      .loginMutation({
        variables: {
          username,
          password,
        },
      })
      .then(result => {
        const token = result.data.login.authToken

        this.props.refreshTokenFn &&
          this.props.refreshTokenFn({
            [AUTH_TOKEN]: token,
          })
          alert('Auth Successful')
        {/*this.props.history.replace('/')
        window.location.reload()*/}
      })
      .catch(err => {
        alert('Incorrect credentials')
      })
  }
}

const LOGIN_USER_MUTATION = gql`
  mutation loginMutation($username: String!, $password: String!) {
    login (input: {
      username: $username
      password: $password
      clientMutationId: ""
    }) {
      authToken
    }
}
`

export default graphql(LOGIN_USER_MUTATION, { name: 'loginMutation' })(
  withRouter(LoginPage),
)