constants.js

/**
 * File managing constant values for the application
 **/
var fs = require('fs');
var cfs = fs.readdirSync('./json');
var countries = require('world-countries');
var constants = {};
cfs.forEach(function(f)
{
    constants[f.split(".")[0]] = require('./json/' + f);
});
var heroes = constants.heroes.result.heroes;
//key heroes by id
constants.heroes = {};
//key heroes by name
constants.hero_names = {};
heroes.forEach(function(h)
{
    h.img = "/apps/dota2/images/heroes/" + h.name.replace("npc_dota_hero_", "") + "_full.png";
    constants.heroes[h.id] = h;
    constants.hero_names[h.name] = h;
});
/*
//leagues, key by id
var leagues = JSON.parse(JSON.stringify(constants.leagues.result.leagues));
constants.leagues = {};
leagues.forEach(function(l) {
    l.name = l.name.replace("#DOTA_Item_", "").split("_").join(" ");
    constants.leagues[l.leagueid] = l;
});
*/
//items, already keyed by name
var items = constants.items.itemdata;
constants.item_ids = {};
for (var key in items)
{
    constants.item_ids[items[key].id] = key;
    items[key].img = "/apps/dota2/images/items/" + items[key].img;
}
constants.item_groups = [];
for (var key in items)
{
    if (items[key].components)
    {
        var arr = expandItemGroup(key);
        var obj = {};
        arr.forEach(function(e)
        {
            obj[e] = 1;
        });
        constants.item_groups.push(obj);
    }
}

function expandItemGroup(key)
{
    var base = [key];
    if (items[key] && items[key].components)
    {
        return [].concat.apply(base, items[key].components.map(function(c)
        {
            return expandItemGroup(c);
        }));
    }
    else
    {
        return base;
    }
}
constants.countries = {};
countries.forEach(function(c){
    constants.countries[c.cca2] = c;
});
//console.log(constants.item_groups);
constants.items = items;
//abilities, already keyed by name
var abilities = constants.abilities.abilitydata;

// Add missing Shadow Fiend raze abilities by copying the shortest raze
if (!abilities.nevermore_shadowraze2) {
    abilities.nevermore_shadowraze2 = Object.assign({}, abilities.nevermore_shadowraze1);
    // Find and replace short raze range with medium raze range
    abilities.nevermore_shadowraze2.attrib = abilities.nevermore_shadowraze2.attrib.replace(/\d{3}/, 450);
}
if (!abilities.nevermore_shadowraze3) {
    abilities.nevermore_shadowraze3 = Object.assign({}, abilities.nevermore_shadowraze1);
    // Find and replace short raze range with long raze range
    abilities.nevermore_shadowraze3.attrib = abilities.nevermore_shadowraze3.attrib.replace(/\d{3}/, 700);
}

for (var key2 in abilities)
{
    abilities[key2].img = "/apps/dota2/images/abilities/" + key2 + "_md.png";
    abilities[key2].cmb = abilities[key2].cmb.replace("http://cdn.dota2.com", "");
}
abilities.attribute_bonus = {
    dname: "Attribute Bonus",
    img: '/public/images/Stats.png',
    attrib: "+2 All Attributes"
};
constants.abilities = abilities;
var ability_ids = {};
for (var key in constants.npc_abilities.DOTAAbilities)
{
    var block = constants.npc_abilities.DOTAAbilities[key];
    if (block && block.ID)
    {
        ability_ids[block.ID] = key;
    }
}
constants.ability_ids = ability_ids;
constants.lanes = [];
for (var i = 0; i < 128; i++)
{
    constants.lanes.push([]);
    for (var j = 0; j < 128; j++)
    {
        var lane;
        if (Math.abs(i - (127 - j)) < 8)
        {
            lane = 2; //mid
        }
        else if (j < 27 || i < 27)
        {
            lane = 3; //top
        }
        else if (j >= 100 || i >= 100)
        {
            lane = 1; //bot
        }
        else if (i < 50)
        {
            lane = 5; //djung
        }
        else if (i >= 77)
        {
            lane = 4; //rjung
        }
        else
        {
            lane = 2; //mid
        }
        constants.lanes[i].push(lane);
    }
}
var cluster = {};
var region = {};
//Remove regions nesting
constants.regions = constants.regions.regions;
var regions = constants.regions;
for (var key in regions)
{
    region[regions[key].region] = regions[key].display_name.slice("#dota_region_".length).split("_").map(function(s)
    {
        return s.toUpperCase();
    }).join(" ");
    if (regions[key].clusters)
    {
        regions[key].clusters.forEach(function(c)
        {
            cluster[c] = Number(regions[key].region);
        });
    }
}
cluster["121"] = constants.regions['USEast'].region;
constants.cluster = cluster;
constants.region = region;
constants.anonymous_account_id = 4294967295;
constants.map_url = '/public/images/map.png';
constants.ICON_PATH = '/public/images/yasp-icon.svg'; //path to the icon
module.exports = constants;