JSFiddle - React, Tailwind, and code Playground

by dsgnr

HTML

<fb:login-button scope="public_profile,email" onlogin="checkLoginState();">
</fb:login-button>

<div id="status">
</div>

JavaScript

//3
  // This is called with the results from from FB.getLoginStatus().
  function statusChangeCallback(response) {
      console.log('statusChangeCallback');
      console.log(response);
      // The response object is returned with a status field that lets the
      // app know the current login status of the person.
      // Full docs on the response object can be found in the documentation
      // for FB.getLoginStatus().
      if (response.status === 'connected') {
          // Logged into your app and Facebook.
          testAPI();
      } else if (response.status === 'not_authorized') {
          // The person is logged into Facebook, but not your app.
          document.getElementById('status').innerHTML = 'Please log ' +
              'into this app.';
      } else {
          // The person is not logged into Facebook, so we're not sure if
          // they are logged into this app or not.
          document.getElementById('status').innerHTML = 'Please log ' +
              'into Facebook.';
      }
  }


  // 2

  // This function is called when someone finishes with the Login
  // Button.  See the onlogin handler attached to it in the sample
  // code below.
  function checkLoginState() {
      FB.getLoginStatus(function(response) {
          statusChangeCallback(response);
      });
  }

  window.fbAsyncInit = function() {
      FB.init({
          appId: '1436262646664978',
          cookie: true, // enable cookies to allow the server to access
          // the session
          xfbml: true, // parse social plugins on this page
          version: 'v2.2' // use version 2.2
      });

      // Now that we've initialized the JavaScript SDK, we call
      // FB.getLoginStatus().  This function gets the state of the
      // person visiting this page and can return one of three states to
      // the callback you provide.  They can be:
      //
      // 1. Logged into your app ('connected')
      // 2. Logged into Facebook, but not your app...