Greasy Fork is available in English.
"has {in,de}creased by $+-#.# +-#.#%", automatically calculated.
// ==UserScript==
// @name Amazon Delta Cart
// @namespace http://tampermonkey.net/
// @version 1.1.0
// @description "has {in,de}creased by $+-#.# +-#.#%", automatically calculated.
// @author Steven Bytnar
// @require http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js
// @include *://*.amazon.tld/gp/*
// @include *://*.amazon.tld/*/gp/*
// @include *://*.amazon.tld/dp/*
// @include *://*.amazon.tld/*/dp/*
// @include *://*.amazon.tld/*/dp/*
// @grant none
// ==/UserScript==
// match http://*/*
// v1.1.0: switch from .com to .tld.
// x@include https://*.amazon.tld/*
(function(){
"use strict";
$(document).ready(function(){
console.log("Delta Cart activated");
var listitems = $("#cart-important-message-box .a-color-price");
var count = 0;
var price = 0.0;
$.each(listitems, function(index, value) {
var val = parseFloat($.text(value).split('$')[1]);
if (count % 2 == 1) {
var diff = val - price;
var diffpct = ((val-price)/price)*100.0;
var color;
var plus = '';
if (diff < 0.0) {
color = 'RED';
} else {
color = 'green';
plus = '+';
}
$(this).parent().parent().css('color', color);
color = "";
value.append(' ' + color + 'by $' + plus + (diff).toFixed(2) + ' or ' + plus + (diffpct).toFixed(2) + '%');
}
count++;
price = val;
//console.log(index + ': ' + $.text(value));
});
});
})();