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GLB Ticket Price Assistant - pabst edit

Helps you set prices of tickets.

// ==UserScript==
// @name           	GLB Ticket Price Assistant - pabst edit
// @namespace      	http://mmofootball.tk/
// @description    	Helps you set prices of tickets.
// @include       	http://glb.warriorgeneral.com/game/stadium.pl?team_id=*
// @include             http://glb.warriorgeneral.com/game/team_finances.pl?team_id=*
// @copyright           2013, AirMcMVP
// @version		2014.05.04
// ==/UserScript==

// pabst fixed stuff 4/25/2014

window.setTimeout(main, 10);

function main() {
    if (window.location.href.indexOf('stadium.pl') != -1) {
        //add a button to quick fill everything
        var location = document.getElementById('content_pricing').getElementsByTagName('tbody')[0];
        var tr = document.createElement('tr');
        tr.setAttribute('id', 'assistantRow');
        location.insertBefore(tr, location.firstChild);
        html = '<td class="seating_chart_label" style="width: 170px;">Auto-Price Setter </td>' +
                '<td class="seating_chart_value" style="width: 246px; text-align: left;">' +
                '<input id="ticketPercentage" value="100">% <span id="buttonHolder" />' +
                '</td>';
        tr.innerHTML = html;
        var button = document.createElement('input');
        button.setAttribute('id', 'setTickets');
        button.setAttribute('type', 'button');
        button.setAttribute('value', 'Run');
        button.addEventListener('click', setTicketPrices, false);
        document.getElementById('buttonHolder').appendChild(button);

        //create a span to hold the percentages
        for (var i = 0; i < 10; i++) {
            location = document.getElementsByClassName('expected')[i];
            var span = document.createElement('span');
            span.setAttribute('class', 'percentHolder');
            span.setAttribute('style', 'color: green;');
            span.addEventListener('click', function() {
                lockSpan(this);
            }, false);

            location.parentNode.insertBefore(span, location);
            location.setAttribute("style", "visibility: hidden; display:none;");
        }

        document.getElementsByClassName('expected')[10].innerHTML = '*Percentage of price fans expect to pay shown in green.<br /><br />Click on a percentage to <span style="color: red;">lock</span> its price from being auto-updated.'

        //add eventlisteners
        for (i = 0; i < 10; i++) {
            location = document.getElementById('content_pricing').getElementsByTagName('tbody')[1].getElementsByClassName('seating_chart_value')[i];
            location.firstChild.addEventListener('keyup', updatePercentages, false);
        }
    } 
    else {
        //create our button and input to autoset the price
        location = document.getElementsByName('action')[0].parentNode;

        //create a div to store our button and input
        var div = document.createElement('div');
        div.setAttribute('style', 'float: right;');

        var input = document.createElement('input');
        input.setAttribute('id', 'ticketPercentage');
        input.setAttribute('value', '100');

        div.appendChild(input);

        button = document.createElement('input');
        button.setAttribute('id', 'setTickets');
        button.setAttribute('type', 'button');
        button.setAttribute('value', 'Adjust Prices');
        button.addEventListener('click', setTicketPrices, false);

        div.appendChild(button)

        location.parentNode.insertBefore(div, location.nextSibling);

        //create a span to hold the percentages
        location = document.getElementsByClassName('seating');

        for (i = 30; i < 40; i++) {
            var val = location[i].innerHTML;

            span = document.createElement('span');
            span.setAttribute('class', 'percentHolder');
            span.setAttribute('style', 'color: green;');
            span.addEventListener('click', function() {
                lockSpan(this);
            }, false);

            location[i].innerHTML = '';
            location[i].appendChild(span);

            span = document.createElement('span');
            span.setAttribute("style", "visibility: hidden; display:none;");
            span.innerHTML = val;

            location[i].appendChild(span)
        }

        //add eventlisteners
        location = document.getElementsByClassName('seating')
        for (i = 10; i < 20; i++) {
            location[i].firstChild.addEventListener('keyup', updatePercentages, false);
        }
    }
    updatePercentages();
}

function setTicketPrices() {
    //get user percentage
    var percent = (document.getElementById('ticketPercentage').value) / 100;
    
    //get suggested prices
    var suggested = new Array();
    for (var i = 0; i < 10; i++) {
        suggested[i] = parseFloat(document.getElementsByClassName('percentHolder')[i].nextSibling.innerHTML.replace('$', ''));
    }

    //set prices
    var loc = new Array();
    if (window.location.href.indexOf('stadium.pl') != -1) {
        loc = document.getElementById('content_pricing').getElementsByTagName('tbody')[1].getElementsByClassName('seating_chart_value');
    } 
    else {
        temp = document.getElementsByClassName('seating');
        for (i = 20; i < 30; i++) {
            loc.push(temp[i]);
        }
    }

    for (i = 0; i < 10; i++) {
        if (document.getElementsByClassName('percentHolder')[i].id != 'locked') {
            loc[i].firstChild.value = (suggested[i] * percent).toFixed(2);
            loc[i].firstChild.textContent = (suggested[i] * percent).toFixed(2);
        }
    }
    updatePercentages();
}

function updatePercentages() {
    //get suggested prices
    var suggested = new Array();
    for (var i = 0; i < 10; i++) {
        suggested[i] = parseFloat(document.getElementsByClassName('percentHolder')[i].nextSibling.innerHTML.replace('$', ''));
    }
    
    //get percentage
    var loc = new Array();
    if (window.location.href.indexOf('stadium.pl') != -1) {
        loc = document.getElementById('content_pricing').getElementsByTagName('tbody')[1].getElementsByClassName('seating_chart_value');
    } 
    else {
        temp = document.getElementsByClassName('seating');
        for (i = 20; i < 30; i++) {
            loc.push(temp[i]);
        }
    }
    
    var percent = new Array();
    for (i = 0; i < 10; i++) {
        percent[i] = parseInt((loc[i].firstChild.textContent.replace('$', '') / suggested[i]) * 100);
        percent[i] = parseInt((loc[i].firstChild.value.replace('$', '') / suggested[i]) * 100);
    }
    
    //set percentages in spans
    for (i = 0; i < 10; i++) {
        document.getElementsByClassName('percentHolder')[i].innerHTML = percent[i] + '%';
    }
}

function lockSpan(location) {
    if (location.id == 'locked') {
        location.setAttribute('id', '');
        location.setAttribute('style', 'color: green;');
    } 
    else {
        location.setAttribute('id', 'locked');
        location.setAttribute('style', 'color: red;');
    }
}