Support echo server to test POST /verify

TL;DR:
- Add common dependencies like Servant, Aeson, Warp, Cors
- Define a POST /verify endpoint for our client to hit
- POST to /verify client-side onSignIn

1 files changed, 12 insertions, 5 deletions

diff --git a/website/sandbox/learnpianochords/src/server/index.html b/website/sandbox/learnpianochords/src/server/index.html
index ce80faf0d501..459a5c8c8250 100644
--- a/website/sandbox/learnpianochords/src/server/index.html
+++ b/website/sandbox/learnpianochords/src/server/index.html
@@ -11,11 +11,18 @@
     <a href="#" onclick="signOut();">Sign out</a>
     <script>
      function onSignIn(googleUser) {
-       var profile = googleUser.getBasicProfile();
-       console.log('ID: ' + profile.getId()); // Do not send to your backend! Use an ID token instead.
-       console.log('Name: ' + profile.getName());
-       console.log('Image URL: ' + profile.getImageUrl());
-       console.log('Email: ' + profile.getEmail()); // This is null if the 'email' scope is not present.
+       var idToken = googleUser.getAuthResponse().id_token;
+       fetch('http://localhost:3000/verify', {
+         method: 'POST',
+         headers: {
+           'Content-Type': 'application/json',
+         },
+         body: JSON.stringify({
+           idToken: idToken,
+         })
+       })
+         .then(x => console.log(x))
+         .catch(err => console.error(err));
      }
      function signOut() {
        var auth2 = gapi.auth2.getAuthInstance();