arikalfus/Jeeves

// Enter a client ID for a web application from the Google Developer Console.
// In your Developer Console project, add a JavaScript origin that corresponds to the domain
// where you will be running the script.
var clientId = '718585900559-24g02h03tqtiiui9cdnl80a1m3a82q2l.apps.googleusercontent.com';

// Enter the API key from the Google Develoepr Console - to handle any unauthenticated
// requests in the code.
// To use in your own application, replace this API key with your own.
var apiKey = 'AIzaSyAOsjRfBxUE893UO243KmMe12Q5uMHlbKQ';

// To enter one or more authentication scopes, refer to the documentation for the API.
var scopes = 'https://www.googleapis.com/auth/gmail.readonly';

// Use a button to handle authentication the first time.
function handleClientLoad() {
  gapi.client.setApiKey(apiKey);
  window.setTimeout(checkAuth,1);
}

function checkAuth() {
  gapi.auth.authorize({client_id: clientId, scope: scopes, immediate: true}, handleAuthResult);
}


function handleAuthResult(authResult) {
  var authorizeButton = document.getElementById('authorize-button');
  if (authResult && !authResult.error) {
    authorizeButton.style.visibility = 'hidden';
    makeApiCall();
  } else {
    authorizeButton.style.visibility = '';
    authorizeButton.onclick = handleAuthClick;
  }
}

function handleAuthClick(event) {
  gapi.auth.authorize({client_id: clientId, scope: scopes, immediate: false}, handleAuthResult);
  return false;
}

// Load the API and make an API call.  Display the results on the screen.
function makeApiCall() {
  gapi.client.load('gmail', 'v1', function() {
    var request = gapi.client.gmail.users.messages.list({
      labelIds: ['INBOX', 'UNREAD']
    });
    request.execute(function(resp) {
      
      var content = document.getElementById("message-list");
      if (resp.messages == null) {
        content.innerHTML = "<b>Your inbox is empty.</b>";
      } else {
        var encodings = 0;
        content.innerHTML = "";
        angular.forEach(resp.messages, function(message) {
          var email = gapi.client.gmail.users.messages.get({
          'id': message.id
          });
          email.execute(function(stuff) {
            if (stuff.payload == null) {
              console.log("Payload null: " + message.id);
            }
            var header = document.createElement('div');
            var sender = document.createElement('div');
            angular.forEach(stuff.payload.headers, function(item) {
              if (item.name == "Subject") {
                header.setAttribute('id', 'email-header');
                header.innerHTML = '<b>Subject: ' + item.value + '</b><br>';
              }
              if (item.name == "From") {
                sender.setAttribute('id', 'email-sender');
                sender.innerHTML = '<b>From: ' + item.value + '</b><br>';
              }
            })
            try {
              content.appendChild(header);
              content.appendChild(sender);
              var contents = document.createElement('div');
              contents.setAttribute('id', 'email-content');
              if (stuff.payload.parts == null) {
                contents.innerHTML = base64.decode(stuff.payload.body.data) + "<br><br>";
              } else {
                contents.innerHTML = base64.decode(stuff.payload.parts[0].body.data) + "<br><br>";
              }
              content.appendChild(contents);
            } catch (err) {
              console.log("Encoding error: " + encodings++);
            }
          })
        })
      }
    });
  });
}