esim.productmarket.extension

// ==UserScript==
// @name ProductMarketExtension
// @description  Adds the ability to buy goods from product market for gold.
// @include http://*.e-sim.org/productMarket.html*
// @grant none
// ==/UserScript==
var g_sServer = location.origin.match(/\/\/(.+?)\.e-sim\.org/)[1];
var g_sCurrencyName;
var g_nPlayerId;

/**
 * Init block.
 *
 */
$(document).ready(function() {
    g_nPlayerId = parseInt($("[class='button foundation-style'][href*='profile']").attr('href').replace(/[^0-9]/g, ''));
    var aObj = getMMcontent();
    var nGoldRatio = getGoldRatio(aObj);
    modifyPMtable(nGoldRatio);
});

/**
 * Events handlings.
 *
 */
$(document).ready(function() {
    $("[name='quantity']").change(function() {

        var aCell = $("td", $(this).parents()[2]);
        var fPriceInCurrency = $("b", aCell[3])[0].title;
        var fPriceInGold = $("b", aCell[3])[1].title;
        var nQuantity = $(this).val();

        if (isInt(nQuantity) && !isNaN(parseInt(nQuantity))) {
            var fTotalCurrency = Math.round(nQuantity * fPriceInCurrency * 100) / 100;
            var fTotalGold = Math.round(nQuantity * fPriceInGold * 10000) / 10000;

            $("[name='totalCurrency']", $(this).parents()[1]).text(fTotalCurrency);
            $("[name='totalGold']", $(this).parents()[1]).text(fTotalGold);
        } else if (isNaN(parseInt(nQuantity))) {
            $("[name='totalCurrency']", $(this).parents()[1]).text(0);
            $("[name='totalGold']", $(this).parents()[1]).text(0);
        }
    });

    $("[class='replacedButton']").click(function() {

        if (!isNaN(parseInt($("[name='quantity']", $(this).parent()).val())) && parseInt($("[name='quantity']", $(this).parent()).val()) !== 0) {

            var sBuyFor = $("[name='buyFor']", $(this).parent()).find(":selected").val();
            var sLocation = $("[class*='flags-small']", $("#stats"))[0].className.replace("flags-small ", "");
            var aRows = $("[class='dataTable'] tr");
            aRows = aRows.slice(1, aRows.length);
            var aCell = $("td", aRows[0]);
            var sCountryName = $("[class*='flags-small']", aCell[3])[0].className.replace("flags-small ", "");

            if (sBuyFor === "gold") {
                if (sLocation === sCountryName) {
                    var nTotalCurrency = $("[name='totalCurrency']", $(this).parents()[1]).text();
                    var sObj = getMMcontent();
                    var aObj = JSON.parse(sObj);
                    var nTotCurrOnMM = 0;
                    var nSumToBuy = nTotalCurrency;

                    for (i = 0; i < aObj.length; i++) {
                        if (g_nPlayerId !== aObj[i].nSellerId || (aObj[i].bIsStock && g_nPlayerId == aObj[i].nSellerId)) {
                            //
                            // The script will buy for you a currency which is not more expensive than 115% of the lowest offer!
                            //
                            if (aObj[i].fCurrencyPrice < 1.15 * aObj[0].fCurrencyPrice) {
                                nTotCurrOnMM += aObj[i].fCurrencyAmount
                            }
                        }
                    }

                    if (nTotCurrOnMM > nSumToBuy) {
                        for (i = 0; i < aObj.length; i++) {
                            if (g_nPlayerId !== aObj[i].nSellerId || (aObj[i].bIsStock && g_nPlayerId == aObj[i].nSellerId)) {
                                if (aObj[i].fCurrencyAmount >= nSumToBuy) {
                                    buyCurrency(nSumToBuy, aObj[i].nOfferId, aObj[i].bIsStock);
                                    break;
                                } else {
                                    buyCurrency(aObj[i].fCurrencyAmount, aObj[i].nOfferId, aObj[i].bIsStock);
                                    sleep(200);
                                    nSumToBuy -= aObj[i].fCurrencyAmount;
                                }
                            }
                        }
                    } else {
                        location.href = location.origin + "/productMarket.html?citizenMessage=MM_POST_NOT_ENOUGH_MONEY";
                    }
                } else {
                    location.href = location.origin + "/productMarket.html?citizenMessage=POST_PRODUCT_WRONG_LOCATION";

                }
            }

            $(this).parent().submit()
        } else {
            location.href = location.origin + "/productMarket.html?citizenMessage=POST_PRODUCT_POSITIVE_NUMBER_REQUIRED";
        }
    });
});

/**
 * @Return {String} JSON string of monetary market content.
 *
 */
function getMMcontent() {

    var sHtml;

    var nCountryId = parseInt($('#countryId').find(":selected").attr('value'));

    $.ajax({
        type: "GET",
        dataType: "html",
        async: false,
        url: "http://" + g_sServer + ".e-sim.org/monetaryMarket.html?buyerCurrencyId=" + nCountryId + "&sellerCurrencyId=0",
        success: function(html) {
            sHtml = html;
        }
    });

    var aHtmlDOM = $.parseHTML(sHtml);
    g_sCurrencyName = $('#buy', aHtmlDOM).find(":selected").text().split(" ")[0];
    var aMMtab = $("[class='dataTable']", aHtmlDOM)[0];
    var aRows = $("tr", aMMtab);
    aRows = aRows.slice(1, aRows.length);
    var aResult = [];

    for (i = 0; i < aRows.length; i++) {
        aResult[i] = {};
        var aCell = $("td", aRows[i]);

        var aSeller = $("[class='profileLink'], a[href*='stockCompany']", aCell[0]);
        var bIsStock = false;

        if ($("[class='profileLink']", aCell[0]).length) {
            var nSellerId = parseInt(aSeller.attr('href').match(/profile\.html\?id=([0-9]*)/)[1]);
        } else if ($("a[href*='stockCompany']", aCell[0]).length) {
            var bIsStock = true;
            var nSellerId = parseInt(aSeller.attr('href').match(/stockCompany\.html\?id=([0-9]*)/)[1]);
        }

        var fCurrencyAmount = parseFloat($("b", aCell[1]).attr('title'));
        var fCurrencyPrice = parseFloat($("b", aCell[2]).html());
        var nOfferId = parseInt($("[name='id']", aCell[3]).attr('value'));

        aResult[i]['nSellerId'] = nSellerId;
        aResult[i]['fCurrencyAmount'] = fCurrencyAmount;
        aResult[i]['fCurrencyPrice'] = fCurrencyPrice;
        aResult[i]['nOfferId'] = nOfferId;
        aResult[i]['bIsStock'] = bIsStock;
    }
    return JSON.stringify(aResult);
}

/**
 * @Param {String} sObj JSON string of MM content.
 * @Return {Number} gold ratio.
 *
 */
function getGoldRatio(sObj) {
    var aObj = JSON.parse(sObj);
    if (aObj.length) {
        for (i = 0; i < aObj.length; i++) {
            if (aObj[i].fCurrencyAmount > 100) {
                return aObj[i].fCurrencyPrice;
            }
        }
    }
}

/**
 *  Add DOM elements to dataTable of product market.
 *  @Param {Number} nGoldRatio gold ration
 *
 */
function modifyPMtable(nGoldRatio) {
    var sCountryId = parseInt($('#countryId').find(":selected").val());
    if (sCountryId !== -1) {
        var aRows = $("[class='dataTable'] tr");
        aRows = aRows.slice(1, aRows.length);

        for (i = 0; i < aRows.length; i++) {
            var aCell = $("td", aRows[i]);
            var fProductPrice = parseFloat($("b", aCell[3]).html());
            var fPriceInGold = Math.round(fProductPrice * nGoldRatio * 10000) / 10000;
            var nOfferId = parseInt($("[name='id']", aCell[4]).attr('value'));
            var sCountryName = $("[class*='flags-small']", aCell[3])[0].className.replace("flags-small ", "");

            $("#command", aCell[4]).prepend("Buy for: <select name=\"buyFor\"><option value=\"currency\">" + g_sCurrencyName + "</option><option value=\"gold\">Gold</option></select><br/>");
            if (typeof aCell[4] != 'undefined')
                $("[type='submit']", aCell[4]).remove();
            $("#command", aCell[4]).append("<button type=\"button\" class=\"replacedButton\">Buy</button>");
            try {
                aCell[3].innerHTML += "<br/><b title='" + fPriceInGold + "'>" + fPriceInGold + "</b> <div class='flags-small Gold'></div> Gold";
                aCell[4].innerHTML += "<b>In total:</b><br/><div class=\"flags-small " + sCountryName + "\"></div> <b name=\"totalCurrency\">0</b> " + g_sCurrencyName + "<br/><b name=\"totalGold\">0</b> <div class='flags-small Gold'></div> Gold";
            } catch (e) {}
        }
    }
}

/**
 * Buy currency from monetary market.
 * @Param {Number} nStock amount of currency.
 * @Param {Number} nOfferId ID of offer.
 *
 */
function buyCurrency(nStock, nOfferId) {
    var sURL;
    var sData;
    sURL = "http://" + g_sServer + ".e-sim.org/monetaryMarket.html?stockCompanyId=&action=buy&id=" + nOfferId + "&ammount=" + nStock;

    $.ajax({
        type: "POST",
        dataType: "html",
        url: sURL,
        async: false,
        success: function(html, textStatus, request) {}
    });
}

/**
 * @Return {Boolean} check if input is int
 * @Param {Int} n number
 *
 */
function isInt(n) {
    return n % 1 === 0;
}

/**
 * Delay code execution.
 * @Param {Number} nMiliseconds time in ms.
 */
function sleep(nMiliseconds) {
    var nCurrentTime = new Date().getTime();
    while (nCurrentTime + nMiliseconds >= new Date().getTime()) {}
}