rstarter-supporthq/src/App.js

import React from 'react';
import {HashRouter as Switch,Route} from 'react-router-dom';
import Topmenu from './General/Topmenu';
import menu from './Utilitis/menu';
import FormExample from './Pages/FormExample';
import {connect} from 'react-redux';
import {login} from './actions/login.action';
import Login from "./General/Login";

const mapStateToProps=(state)=>{
    return {
        LoginData:state.ApiLogin.LoginData
    }
}
const mapDispatchToProps=(dispatch)=>{
   return{
       onLogin:(username,password)=>login(dispatch,username,password)
   }
}
 class App extends React.Component{
    constructor(props) {
        super(props);
    }

    componentWillMount(){}
    componentDidMount(){}
    render() {

        // if (this.props.LoginData==null){
        //     return (<div>
        //     <Login onLogin={this.props.onLogin}/>
        //   </div>);
        // }else{
            return (
                <Switch>
                    <div>
                        <Topmenu menuItems={menu}/>
                        <Route to={'FormExample'} exact component={FormExample}/>

                    </div>
                </Switch>
            );
      //  }
    }

}
export default connect(mapStateToProps,mapDispatchToProps)(App)