automatically add all card offers on american express website

amex.js

// instructions:
// 1. log in to american express
// 2. open the developer console in chrome
// 3. run the script below (at your own risk)
//
// This is free and unencumbered software released into the public domain.
//
// Anyone is free to copy, modify, publish, use, compile, sell, or
// distribute this software, either in source code form or as a compiled
// binary, for any purpose, commercial or non-commercial, and by any
// means.
//
// In jurisdictions that recognize copyright laws, the author or authors
// of this software dedicate any and all copyright interest in the
// software to the public domain. We make this dedication for the benefit
// of the public at large and to the detriment of our heirs and
// successors. We intend this dedication to be an overt act of
// relinquishment in perpetuity of all present and future rights to this
// software under copyright law.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
// For more information, please refer to <http://unlicense.org/>

// click on the "view more" button
document.getElementsByClassName('ah-view-more-button')[0].click();

// click on every "add offer to card" button
var o = document.getElementsByClassName('ah-offers-add-to-card');
for (var i = 0; i < o.length; i++) {
  if (o[i].style.display != "none") {
    setTimeout(
      function(element) { element.click(); }(o[i]),
      3000*(i+1)); //
  }
}

AMEX isn't happy with clicking all the buttons instantly. A small delay like the original should fix that.

Array.prototype.forEach.call(document.getElementsByClassName('ah-Add-to-card'), function(el) { el.click(); })