From a8ad16f0899dd6b28b5c96c6fad05ec7a398a6ac Mon Sep 17 00:00:00 2001
From: Vesa Luusua <vesa.luusua@gmail.com>
Date: Thu, 12 Jan 2017 18:56:01 +0200
Subject: [PATCH] AuthenticationPage and fake authentication setup

---
 src/Routes.js                                 | 96 +++++++++++++++----
 src/app.js                                    |  6 +-
 .../AuthenticationPage/AuthenticationPage.js  | 53 ++++++++++
 src/containers/index.js                       |  2 +
 4 files changed, 137 insertions(+), 20 deletions(-)
 create mode 100644 src/containers/AuthenticationPage/AuthenticationPage.js

diff --git a/src/Routes.js b/src/Routes.js
index 139e4f90..3bc6d68d 100644
--- a/src/Routes.js
+++ b/src/Routes.js
@@ -1,6 +1,7 @@
 import React from 'react';
 import { Match, Miss, Redirect } from 'react-router';
 import {
+  AuthenticationPage,
   CheckoutPage,
   LandingPage,
   ListingPage,
@@ -13,25 +14,84 @@ import {
 // client and when rendering in the server.
 const RedirectLandingPage = () => <Redirect to="/" />;
 
-const Routes = () => (
-  <div>
-    <Match exactly pattern="/" component={ LandingPage } />
+// Fake authentication module
+// An example from react-router v4 repository
+export const fakeAuth = {
+  isAuthenticated: false,
+  authenticate(cb) {
+    this.isAuthenticated = true;
+    setTimeout(cb, 100); // fake async
+  },
+  signout(cb) {
+    this.isAuthenticated = false;
+    cb();
+    setTimeout(cb, 100); // weird bug if async?
+  }
+};
 
-    {/* Search view */}
-    <Match exactly pattern="/s" component={ SearchPage } />
-
-    {/* Listing view */}
-    <Match exactly pattern="/l/:slug" component={ ListingPage } />
-    <Match exactly pattern="/l" component={ RedirectLandingPage } />
-
-    {/* profile / storefront view */}
-    <Match exactly pattern="/u/:displayName" component={ ProfilePage } />
-    <Match exactly pattern="/u" component={ RedirectLandingPage } />
-
-    {/* checkout */}
-    <Match exactly pattern="/checkout/:listingId" component={ CheckoutPage } />
-    <Miss component={ NotFoundPage } />
-  </div>
+// User must be authenticated before he can see certain pages
+export const MatchWhenAuthorized = ({ component: Component, ...rest }) => (
+  <Match {...rest} render={
+    (props) => (
+      fakeAuth.isAuthenticated ?
+      ( <Component { ...props } /> ) :
+      ( <Redirect to={{
+          pathname: '/login',
+          state: { from: props.location }
+        }}/>
+      )
+    )
+  }/>
 );
 
+class Routes extends React.Component {
+  getChildContext() {
+    return { router: this.props.router };
+  }
+
+  render() {
+    return (
+      <div>
+        <Match exactly pattern="/" component={ LandingPage } />
+
+        {/* Search view */}
+        <Match exactly pattern="/s" component={ SearchPage } />
+
+        {/* Listing view */}
+        <Match exactly pattern="/l/:slug" component={ ListingPage } />
+        <Match exactly pattern="/l" component={ RedirectLandingPage } />
+
+        {/* profile / storefront view */}
+        <Match exactly pattern="/u/:displayName" component={ ProfilePage } />
+        <Match exactly pattern="/u" component={ RedirectLandingPage } />
+
+        {/* checkout */}
+        <Match exactly pattern="/checkout/:listingId" component={ CheckoutPage } />
+
+        {/* Login and signup */}
+        <Match
+          exactly
+          pattern="/login"
+          component={
+            (props) => <AuthenticationPage { ...props } tab='login' />
+          } />
+        <Match
+          exactly
+          pattern="/signup"
+          component={
+            (props) => <AuthenticationPage { ...props } tab='signup' />
+          } />
+
+
+        <Miss component={ NotFoundPage } />
+
+      </div>
+    );
+  }
+}
+
+Routes.childContextTypes = {
+  router: React.PropTypes.object
+};
+
 export default Routes;
diff --git a/src/app.js b/src/app.js
index 96d90d3a..7bb9e0b8 100644
--- a/src/app.js
+++ b/src/app.js
@@ -4,9 +4,11 @@ import Helmet from 'react-helmet';
 import { BrowserRouter, ServerRouter } from 'react-router';
 import Routes from './Routes';
 
+const RoutesWithRouterProp = ({ router }) => <Routes router={router} />
+
 export const ClientApp = () => (
   <BrowserRouter>
-    <Routes />
+    { RoutesWithRouterProp }
   </BrowserRouter>
 );
 
@@ -14,7 +16,7 @@ export const ServerApp = (props) => {
   const { url, context } = props;
   return (
     <ServerRouter location={ url } context={ context } >
-      <Routes />
+      { RoutesWithRouterProp }
     </ServerRouter>
   );
 };
diff --git a/src/containers/AuthenticationPage/AuthenticationPage.js b/src/containers/AuthenticationPage/AuthenticationPage.js
new file mode 100644
index 00000000..a7e4c10f
--- /dev/null
+++ b/src/containers/AuthenticationPage/AuthenticationPage.js
@@ -0,0 +1,53 @@
+import React, { Component } from 'react';
+import { Link, Redirect } from 'react-router';
+import { Page } from '../../components';
+import { fakeAuth } from '../../Routes';
+
+class AuthenticationPage extends Component {
+
+  constructor(props) {
+    super(props);
+    this.state = {
+      redirectToReferrer: false,
+    };
+
+    this.login = this.login.bind(this);
+  }
+
+  login() {
+    fakeAuth.authenticate(() => {
+      this.setState({ redirectToReferrer: true });
+    })
+  }
+
+  render() {
+    const { from } = this.props.location.state || '/';
+    const { redirectToReferrer } = this.state;
+
+    const toLogin = <Link to={{ pathname: '/login', state: { from: from || '/' }}}>Log in</Link>;
+    const toSignup = <Link to={{ pathname: '/signup', state: { from: from || '/' }}}>Sign up</Link>;
+    const alternativeMethod = this.props.tab === 'login' ? toSignup : toLogin;
+    const currentMethod = this.props.tab === 'login' ? 'Log in' : 'Sign up';
+
+    const fromLoginMsg = from ?
+      ( <p>
+        You must log in to view the page at
+        <code>{from.pathname}</code>
+      </p> ) :
+      null
+
+    return (
+      <Page title={ `Authentication page: ${this.props.tab} tab` }>
+        { redirectToReferrer ?
+          ( <Redirect to={from || '/'}/> ):
+          null
+        }
+        { fromLoginMsg }
+        <button onClick={this.login}>{ currentMethod }</button>
+        <p>or { alternativeMethod }</p>
+      </Page>
+    )
+  }
+}
+
+export default AuthenticationPage;
diff --git a/src/containers/index.js b/src/containers/index.js
index 3d8fd6b6..974b66ae 100644
--- a/src/containers/index.js
+++ b/src/containers/index.js
@@ -1,3 +1,4 @@
+import AuthenticationPage from './AuthenticationPage/AuthenticationPage';
 import CheckoutPage from './CheckoutPage/CheckoutPage';
 import LandingPage from './LandingPage/LandingPage';
 import ListingPage from './ListingPage/ListingPage';
@@ -6,6 +7,7 @@ import SearchPage from './SearchPage/SearchPage';
 import NotFoundPage from './NotFoundPage/NotFoundPage';
 
 export {
+  AuthenticationPage,
   CheckoutPage,
   LandingPage,
   ListingPage,