// ==UserScript==
// @name       l2d3 api
// @namespace  http://use.i.E.your.homepage/
// @version    0.1
// @description  automatically download data from d3 api
// @match      http://l2d3.com/calculator/
// @copyright  2014+, lechium06@diablofans
// ==/UserScript==


// enter with a '-', not a '#'
var user = "Misan-2129";
var element = "Arcane";

function load(cb){
    return function(resp){
        if(resp.readyState != 4){
            return;
        }
        console.log(resp);
        var js = JSON.parse(resp.response);
        cb(js);
    };
}

function get(url, callback){
    GM_xmlhttpRequest({
        method: 'GET',
        url:    'http://eu.battle.net/api/d3/' + url,
        accept: 'application/json',
        onreadystatechange: load(callback)});
}

function percent(val){
    return val * 100.0;
}

function capitalize(s){
    return s[0].toUpperCase() + s.slice(1);
}

var primary = { "wizard": "intelligence" };

var transf = { "Crit_Percent_Bonus_Capped": percent,
               "critDamage": percent,
               "damageIncrease": percent,
               "Attacks_Per_Second_Percent": percent,
               "Damage_Percent_Bonus_Vs_Elites": percent};

var stats = { "attackSpeed": "wep_speed",
              "critChance": "crit_chance",
              "critDamage": "crit_damage",
              "damageIncrease": "pass_skill_dmg",
              "Attacks_Per_Second_Percent": "atk_speed",
              "Damage_Percent_Bonus_Vs_Elites": "elite_percent",
              "Damage_Min#Physical": "item_min_dmg",
              "Damage_Max": "item_max_dmg",
              "Damage_Weapon_Min": "main_min_dmg",
              "Damage_Weapon_Max": "main_max_dmg",
              "Crit_Percent_Bonus_Capped": "crit_chance"
            };

var agg = {};
var items_done = 0;
var items_count = 0;

function render(js){
    for(var i in js){
        console.log(i, js[i]);
        var val = js[i];
        if(transf[i]){
            val = transf[i](val);
        }
        if(stats[i]){
            $("#" + stats[i]).attr("value", val.toString());
            $("#" + stats[i]).html(val.toString());
        }
    }
}

function postprocess(){
    agg["Damage_Max"] = agg["Damage_Min#Physical"] + agg["Damage_Delta#Physical"];
    min = 0;
    delta = 0;
    for(var i in agg){
        if(i.indexOf("Damage_Weapon_Min") == 0){
            min += agg[i];
        } else if(i.indexOf("Damage_Weapon_Delta") == 0){
            delta += agg[i];
        }
    }
    agg["Damage_Weapon_Min"] = min;
    agg["Damage_Weapon_Max"] = min + delta;
    agg["Crit_Percent_Bonus_Capped"] += 0.05;
}

function parse_item(js){
    var attr = js.attributesRaw;
    for(var i in attr){
        if(!agg[i]){
            agg[i] = attr[i].min;
        } else {
            agg[i] += attr[i].min;
        }
    }
    if(++items_done == items_count){
        postprocess();
        render(agg);
    }
}

function parse_hero(js){
    render(js.stats);
    items_count = Object.keys(js.items).length;

    for(var i in js.items){
        get('data/' + js.items[i].tooltipParams, parse_item);
    }
}

function parse(js){
    var prim = primary[js.heroes[0].class];
    stats[prim] = "prim_stat";
    stats["Damage_Dealt_Percent_Bonus#" + element] = "ele_percent";
    transf["Damage_Dealt_Percent_Bonus#" + element] = percent;
    get('profile/' + user + '/hero/' + js.heroes[0].id, parse_hero);
}

get('profile/' + user + '/', parse);