Adding private route

.eslintignore

@@ -1,3 +1,4 @@
 /src/registerServiceWorker.js
 /src/apollo.js
 /src/shared/util/createFileLink.js
+/src/shared/util/privateRoutes.jsx

src/pages/Dashboard/Dashboard.jsx

@@ -0,0 +1,5 @@
+import React from 'react';
+
+const Dashboard = (props) => <div>Welcome to the dashboard a private route.</div>;
+
+export default Dashboard;

src/pages/Home/Home.jsx

@@ -2,8 +2,10 @@ import React from 'react';
 import { BrowserRouter, Route, Switch } from 'react-router-dom';
 import { CssBaseline, Grid } from '@material-ui/core';
 import styled from 'styled-components';
+import PrivateRoute from '../../shared/util/privateRoutes';
 import Register from '../Register/Register';
 import Login from '../Login/Login';
+import Dashboard from '../Dashboard/Dashboard';
 
 const Home = (props) => (
   <>
@@ -16,6 +18,7 @@ const Home = (props) => (
               <Route path="/" exact component={Login} />
               <Route path="/login" exact component={Login} />
               <Route path="/register" exact component={Register} />
+              <PrivateRoute path="/dashboard" exact component={Dashboard} />
             </Switch>
           </Grid>
         </Grid>

src/shared/util/privateRoutes.jsx

@@ -0,0 +1,37 @@
+import React from 'react';
+import { Route, Redirect } from 'react-router-dom';
+import decode from 'jwt-decode';
+
+// TODO: Fix Eslint errors with this file, right now it's disabled on this file.
+
+const isAuthenticated = () => {
+  const token = localStorage.getItem('token');
+  const refreshToken = localStorage.getItem('refreshToken');
+  try {
+    decode(token);
+    decode(refreshToken);
+  } catch (err) {
+    return false;
+  }
+
+  return true;
+};
+
+const PrivateRoute = ({ component: Component, ...rest }) => (
+  <Route
+    {...rest}
+    render={(props) =>
+      isAuthenticated() ? (
+        <Component {...props} />
+      ) : (
+        <Redirect
+          to={{
+            pathname: '/login',
+          }}
+        />
+      )
+    }
+  />
+);
+
+export default PrivateRoute;