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Neopets Auto-haggler

Neopets autohaggler

  1. // ==UserScript==
  2. // @name        Neopets Auto-haggler
  3. // @version     2.0.1
  4. // @namespace   npm
  5. // @description Neopets autohaggler
  6. // @Match       http://www.neopets.com/haggle.phtml*
  7. // @Match       http://www.neopets.com/haggle.phtml
  8. // @include     http://www.neopets.com/objects.phtml?obj_type=*&type=shop
  9. // @include     http://www.neopets.com/objects.phtml?type=shop&obj_type=*
  10. // ==/UserScript==
  11.  
  12. var url = document.URL;
  13. var OCR = true;
  14. var return_ab = true;
  15. var min = 800;
  16. var max = 1500;
  17.  
  18. function solve_captcha(url) {
  19.     return new Promise( resolve => {
  20.         var captcha = new Image();
  21.         captcha.src = url;
  22.         captcha.onload = () => {
  23.             var width = captcha.width;
  24.             var height = captcha.height;
  25.  
  26.             var canvas = unsafeWindow.document.createElement('canvas');
  27.             canvas.width = width;
  28.             canvas.height = width;
  29.             canvas.getContext("2d").drawImage(captcha, 0, 0);
  30.  
  31.             var imgData = canvas.getContext("2d").getImageData(0, 0, width, height);
  32.             var lowy = 999;
  33.             var lowx = 999;
  34.             var low = 999;
  35.  
  36.             for (var x = 0; x < imgData.width; x++){
  37.                 for (var y = 0; y < imgData.height; y++){
  38.                     var i = x*4+y*4*imgData.width;
  39.                     var avg = Math.floor((imgData.data[i]+imgData.data[i+1]+imgData.data[i+2])/3);
  40.                     if (avg < low){
  41.                         low = avg;
  42.                         lowx = x;
  43.                         lowy = y;
  44.                     }
  45.                 }
  46.             }
  47.             resolve({lowx, lowy});
  48.         };
  49.     });
  50. }
  51.  
  52. function smart_haggle(haggle_price){
  53.     console.log('haggle_price', haggle_price);
  54.     var val = new Array(2);
  55.     val[0] = haggle_price.substr(0, 1);
  56.     val[1] = haggle_price.substr(1, 1);
  57.     console.log('val0', val[0]);
  58.     console.log('val1', val[1]);
  59.  
  60.     var x = 0;
  61.     var end_price = "";
  62.  
  63.     for(x=0; x<haggle_price.length; x++){
  64.         end_price += val[(x%2)];
  65.     }
  66.     return end_price;
  67. }
  68.  
  69. (async () => {
  70.     var $;
  71.     if (typeof $ === 'undefined') $ = unsafeWindow.$;
  72.  
  73.     const html = $('html').html();
  74.  
  75.     if(url === 'http://www.neopets.com/haggle.phtml'){
  76.         if(return_ab) $.find('input[type="submit"]')[1].click();
  77.         return;
  78.     }
  79.  
  80.     if(url.includes('objects.phtml')){
  81.        var content = $('table[align="center"][cellpadding="4"][border="0"]').get(0);
  82.        $(content).find('tr').each((index, tr) => {
  83.  
  84.            $(tr).find('td').each((index, td) => {
  85.                 const b = $(td).find('b').first().html();
  86.                 if(b === 'Toy Train'){
  87.                     $(td).remove();
  88.                 } else {
  89.                     $(td).find('a').first().removeAttr('onclick');
  90.                 }
  91.            });
  92.  
  93.        });
  94.        return;
  95.     }
  96.  
  97.     if(url.includes('haggle.phtml')){
  98.  
  99.         if(html.includes('SOLD OUT!')){
  100.            if(return_ab) $.find('input[type="submit"]')[1].click();
  101.            return;
  102.         }
  103.  
  104.         var haggle_price = $('#shopkeeper_makes_deal').find('b').get(0).innerHTML;
  105.         haggle_price = (haggle_price.match("([0-9-,]+)")[0]).replace(",", "");
  106.         $('input[name=current_offer]').val(smart_haggle(haggle_price));
  107.  
  108.         if(OCR){
  109.             const {lowx: x, lowy: y} = await solve_captcha(document.querySelector('input[type="image"]').src);
  110.             setTimeout(()=> {
  111.                 var haggleform = document.querySelector('form[name="haggleform"]');
  112.                 var newInput = document.createElement("input");
  113.                 var newInput2 = document.createElement("input");
  114.  
  115.                 newInput.type="hidden";
  116.                 newInput.name="x";
  117.                 newInput.value=x;
  118.                 haggleform.appendChild(newInput);
  119.  
  120.                 newInput2.type="hidden";
  121.                 newInput2.name="y";
  122.                 newInput2.value=y;
  123.                 haggleform.appendChild(newInput2);
  124.                 haggleform.submit();
  125.             }, (min, max) => { return Math.floor(Math.random() * (max - min + 1)) + min; });
  126.         }
  127.         return;
  128.     }
  129. })();