// ==UserScript==
// @name      Margonem Klany Online
// @version   1.0
// @author    adison wilkson
// @include   https://www.margonem.pl/?task=clanpage*
// @include   http://www.margonem.pl/?task=clanpage*
// @require   https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js
// @grant     GM_xmlhttpRequest
// @connect   margonem.pl
// @run-at    document-start
// ==/UserScript==
(function() {
    var characters = [];
    var $statsBody = null;
    var worldsOnline = {};
    var onlineReady = false;
    var charactersReady = false;

    GM_xmlhttpRequest({
        method: "GET",
        url: "http://margonem.pl/?task=stats",
        onload: function(response) {
            $statsBody = $(response.responseText);
            onlineReady = true;
            check();
        }
    });

    document.addEventListener('DOMContentLoaded', function() {
        loadCharacters();
    });

    function loadCharacters() {
        var table = document.getElementById("ranking").children[0]; //tbody element
        var members_length = document.getElementById("ranking").rows.length; //ilosc czlonkow + 1
        var world = window.location.href.substring(window.location.href.indexOf("&w=") + 3);
        for (var i = 1; i < members_length; i++) {
            characters.push({
                name: table.children[i].children[1].textContent,
                world: world
            });
        }
        charactersReady = true;
        check();
    }

    function check() {
        if (charactersReady && onlineReady) start();
    }

    function start() {
        var aktualnie_online = [];
        document.getElementById("ranking").children[0].children[0].innerHTML += "<th>Online</th>";
        var members_count = 0;
        for (var i in characters) {
            if (!worldsOnline[characters[i].world]) loadWorldOnline(characters[i].world);
            if (isCharacterOnline(characters[i].name, characters[i].world)) {
                i++;
                members_count++;
                aktualnie_online.push(characters[i].name);
                document.getElementById("ranking").children[0].children[i].innerHTML += '<td class="cen" bgcolor="#0d9b0d"></td>';
            } else {
                i++;
                document.getElementById("ranking").children[0].children[i].innerHTML += '<td class="cen"></td>';
            }
        }
        var members_leng = document.getElementById("ranking").rows.length-1;
        var content_to_div = "Klanowicze online: " + members_count + "/" + members_leng;
        $('<div style="width: 512px; display: block; position: fixed; top: 10px; color: gold; font: 18pxblood; background: #400; padding: 0px 20px border: 2px solid red; font-weight: bold; text-align: center; box-shadow: 0 0 2px 2px red;">' + content_to_div + '</div>').appendTo("#clancontent");
        if(aktualnie_online.length>0){
            var aktualnieonline = "Osoby online: ";
            for(var i=0; i<aktualnie_online.length; i++){
                if(i==aktualnie_online.length-1){
                    aktualnieonline += aktualnie_online[i];
                }
                else {
                    aktualnieonline += aktualnie_online[i] + ", ";
                }
            }
            console.log(aktualnieonline);
        }
    }

    function loadWorldOnline(world) {
        worldsOnline[world] = $statsBody.find('#online_' + world + ' p').text().trim().split(', ');
    }

    function isCharacterOnline(name, world) {
        return worldsOnline[world].indexOf(name) >= 0;
    }
})();