Router.js

import React from 'react';
import { connect } from 'react-redux';
import { BrowserRouter, Switch, Route, Redirect } from 'react-router-dom';

import { Login, Dashboard, Wrapper, Products, RoutineBuilder, RoutineOverview } from '../views';

class Router extends React.Component {

    render() {
        return <BrowserRouter>{this._handleAuthentication()}</BrowserRouter>
    }

    _handleAuthentication = () => {
        let { user } = this.props

        if (!user) {
            return (
                <Wrapper>
                    <Switch>
                        <Route exact path="/painel" component={Dashboard} />
                        <Route exact path="/produtos" component={Products} />
                        <Route exact path="/rotinas" component={RoutineOverview} />
                        <Route exact path="/rotinas/builder" component={RoutineBuilder} />
                        <Route render={() => <Redirect to="/dashboard" />} />
                    </Switch>
                </Wrapper>
            )
        }

        if (user) {
            return (
                <Switch>
                    <Route exact path="/" component={Login} />
                    <Route render={() => <Redirect to="/" />} />
                </Switch>
            )
        }
    }
}

const mapStateToProps = state => {
    const { user } = state.auth
    return { user }
}

export default connect(mapStateToProps, {})(Router)