// ==UserScript==
// @name        GN_PirateEventCalc
// @namespace   Gradient
// @description Расчет прибыли на пиратском ивенте
// @include     /^https{0,1}:\/\/(www\.heroeswm\.ru|178\.248\.235\.15)\/pirate_event\.php/
// @version     1.0.2
// ==/UserScript==
//----------------------------------------------------------------------------//
"use strict";
//----------------------------------------------------------------------------//
var script_name = 'GN_PirateEventCalc'; // Enter your script name here
//----------------------------------------------------------------------------//
(function(){ try{ // wrapper start
//----------------------------------------------------------------------------//
start_work();
//----------------------------------------------------------------------------//
function start_work(){
var products = parse_products_table();
if(!products)
return;
var res = parse_shipment_table(products);
if(!res)
return;
var profit = 0;
products.forEach(function(current){
profit += (current.sell_price - current.buy_price)*current.count;
});
var input = document.createElement('input');
input.type        = 'text';
input.style.width = '200px';
input.setAttribute('disabled', '');
input.value = 'Сумма прибыли: ' + profit.toFixed(0) + (res.has_errors ? ', есть ошибки при парсинге' : '');
res.shipment.parentNode.insertBefore(input, res.shipment.nextSibling);
res.shipment.parentNode.insertBefore(document.createElement('br'), input.nextSibling);
}
//----------------------------------------------------------------------------//
function parse_shipment_table(products){
var unload = document.querySelector('input[value="unload"]');
if(!unload)
return null;
var shipment = unload.parentNode.previousSibling;
var tds = shipment.querySelectorAll('td');
var unknown = false;
for(var i = 0, e = tds.length; i < e; i += 2){
var img = tds[i].firstChild.getAttribute('src');
var product = get_product(products, img);
if(!product){
unknown = true;
continue;
}
product.count = +tds[i+1].textContent;
}
return { shipment: shipment, has_errors: unknown };
}
//----------------------------------------------------------------------------//
function parse_products_table(){
var img_td = document.querySelector('img[src*="pirate_event.jpg"]');
if(!img_td)
return null;
var needed_trs = img_td.parentNode.parentNode.lastChild.firstChild.firstChild.childNodes;
var products = [];
for(var i = 0, e = needed_trs.length; i < e; ++i){
var img        = needed_trs[i].childNodes[0];
var weight     = needed_trs[i].childNodes[1];
var buy_price  = needed_trs[i].childNodes[2];
var sell_price = needed_trs[i].childNodes[3];
var weight_n     = +weight.textContent.replace(',', '');
var buy_price_n  = +buy_price.textContent.replace(',', '');
var sell_price_n = +sell_price.textContent.replace(',', '');
if(isNaN(weight_n) || isNaN(buy_price_n) || isNaN(sell_price_n)){
var header = sell_price.cloneNode(true);
header.textContent = 'Разница на 1 тонну груза';
sell_price.parentNode.insertBefore(header, sell_price.nextSibling);
continue;
}
var img_src = img.firstChild.getAttribute('src');
var content = sell_price.cloneNode(true);
img = content.querySelector('img');
if(img){
var difference = (+sell_price_n - +buy_price_n)/+weight_n;
img.parentNode.nextSibling.textContent = difference.toFixed(2);
}
else
content.textContent = 'Error';
sell_price.parentNode.insertBefore(content, sell_price.nextSibling);
products.push({img: img_src, weight: weight_n, buy_price: buy_price_n, sell_price: sell_price_n, count: 0});
}
return products.length > 0 ? products : null;
}
//----------------------------------------------------------------------------//
function get_product(array_, img){
var product = null;
array_.forEach(function(current){
if(current.img == img)
product = current;
});
return product;
}
//----------------------------------------------------------------------------//
} catch(e){
alert('Ошибка в скрипте ' + script_name + ', обратитесь к разработчику:\n' + e);
throw e;
}}()); // wrapper end
//----------------------------------------------------------------------------//