import React, { ComponentType, ReactNode, useCallback, useState } from 'react';
import { Route, Switch, Redirect, RouteComponentProps } from 'react-router-dom';
import { useSelector } from 'react-redux';

import AppInfo from 'app/components/auth/appInfo/AppInfo';
import PanelTransition from 'app/components/auth/PanelTransition';
import Register from 'app/components/auth/register/Register';
import Login from 'app/components/auth/login/Login';
import Permissions from 'app/components/auth/permissions/Permissions';
import ChooseAccount from 'app/components/auth/chooseAccount/ChooseAccount';
import Activation from 'app/components/auth/activation/Activation';
import ResendActivation from 'app/components/auth/resendActivation/ResendActivation';
import Password from 'app/components/auth/password/Password';
import AcceptRules from 'app/components/auth/acceptRules/AcceptRules';
import ForgotPassword from 'app/components/auth/forgotPassword/ForgotPassword';
import RecoverPassword from 'app/components/auth/recoverPassword/RecoverPassword';
import Mfa from 'app/components/auth/mfa/Mfa';
import Finish from 'app/components/auth/finish/Finish';

import { RootState } from 'app/reducers';
import { Factory } from 'app/components/auth/factory';

import styles from './auth.scss';

// TODO: after migrating to new react router (posibly) this view started remounting
// after route change e.g. /login -> /password which results in state dropping
// we should find why this view is remounting or move isSidebarHidden into store
// so that it persist disregarding remounts
let isSidebarHiddenCache = false;

const AuthPage: ComponentType = () => {
  const [isSidebarHidden, setIsSidebarHidden] = useState<boolean>(
    isSidebarHiddenCache,
  );
  const client = useSelector((state: RootState) => state.auth.client);

  const goToAuth = useCallback(() => {
    isSidebarHiddenCache = true;
    setIsSidebarHidden(true);
  }, []);

  return (
    <div>
      <div className={isSidebarHidden ? styles.hiddenSidebar : styles.sidebar}>
        <AppInfo {...client} onGoToAuth={goToAuth} />
      </div>

      <div className={styles.content} data-e2e-content>
        <Switch>
          <Route path="/login" render={renderPanelTransition(Login)} />
          <Route path="/mfa" render={renderPanelTransition(Mfa)} />
          <Route path="/password" render={renderPanelTransition(Password)} />
          <Route path="/register" render={renderPanelTransition(Register)} />
          <Route
            path="/activation/:key?"
            render={renderPanelTransition(Activation)}
          />
          <Route
            path="/resend-activation"
            render={renderPanelTransition(ResendActivation)}
          />
          <Route
            path="/oauth/permissions"
            render={renderPanelTransition(Permissions)}
          />
          <Route
            path="/choose-account"
            render={renderPanelTransition(ChooseAccount)}
          />
          <Route
            path="/oauth/choose-account"
            render={renderPanelTransition(ChooseAccount)}
          />
          <Route path="/oauth/finish" component={Finish} />
          <Route
            path="/accept-rules"
            render={renderPanelTransition(AcceptRules)}
          />
          <Route
            path="/forgot-password"
            render={renderPanelTransition(ForgotPassword)}
          />
          <Route
            path="/recover-password/:key?"
            render={renderPanelTransition(RecoverPassword)}
          />
          <Redirect to="/404" />
        </Switch>
      </div>
    </div>
  );
};

function renderPanelTransition(
  factory: Factory,
): (props: RouteComponentProps<any>) => ReactNode {
  const { Title, Body, Footer, Links } = factory();

  return (props) => (
    <PanelTransition
      key="panel-transition"
      Title={<Title />}
      Body={<Body {...props} />}
      Footer={<Footer />}
      Links={<Links />}
    />
  );
}

export default AuthPage;
