/
parse.js
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/
parse.js
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'use strict';
var util = require('util');
const fs = require('fs');
var exports = module.exports = {};
function onlyUnique(value, index, self) {
return self.indexOf(value) === index;
}
/* leaderboards analysis */
exports.compare = async function (players)
{
const games = [];
for (let file_name of fs.readdirSync(__dirname + '/leaderboards/')) {
games.push(file_name.slice(0, -5));
}
let results = {};
results.players_not_found = [];
results.players_found = [];
results.games = {};
players = players.split(' ');
let games_ranks = await Promise.all(games.map(game => getRanksInMulti(game, players)));
// stores game results
for (let json of games_ranks)
for (let game in json)
results.games[game] = json[game];
for (let pseudo of players)
{
let alreadyFound = false
for (let game in results.games)
{
if (alreadyFound)
break;
for (let realPseudo in results.games[game])
{
if (pseudo.toLowerCase() === realPseudo.toLowerCase())
{
alreadyFound = true
results.players_found.push(realPseudo)
break;
}
}
}
if (!alreadyFound)
results.players_not_found.push(pseudo)
}
results.players_found = results.players_found.filter(onlyUnique)
console.log(results);
// compute firsts
return results;
}
const league_value_array = ['Legend', 'Gold', 'Silver', 'Bronze', 'Wood', 'no_league']
function league_value(league)
{
let idx = league_value_array.indexOf(league);
if (idx == -1)
{
// impossible case
return 0;
}
return idx;
}
function rank_value(player_rank, game)
{
if (typeof player_rank[game] === 'undefined')
return 1e10;
return player_rank[game]['rank'] + 1e4*league_value(player_rank[game]['league']);
}
const get_league_array = {
1: 'Legend',
2: 'Gold',
3: 'Silver',
4: 'Bronze'
};
function get_league(division_index, division_count)
{
return get_league_array[division_count-division_index] || 'Wood'; // if less than 4, it is a wood league
}
function get_cardinal(value)
{
let digit = value % 10;
let tens = (value % 100 - value % 10) / 10;
switch(digit)
{
case 1:
return 'st';
case 2:
return tens != 1 ? 'nd' : 'th';
case 3:
return 'rd';
default:
return 'th';
}
}
async function getRanksInMulti (multi, pseudos)
{
let path_file = __dirname + '/leaderboards/' + multi + '.json';
let readFile = util.promisify(fs.readFile);
let content = await readFile(path_file);
let data = JSON.parse(content);
let users = data['users'];
let pseudoRemaining = pseudos.length;
let result = {};
result[multi] = {};
let minValue = 1e21;
let bestPlayer = '';
for (let u of users)
{
if (pseudoRemaining == 0)
{
// the case where there is a single existing player is handle in vue method tdClass
// this is to avoid the case where there is only a player in a multi but multiple overall
if (bestPlayer !== '' && pseudos.length > 1)
result[multi][bestPlayer]['first'] = 'first';
return result;
}
if (u['pseudo'])
{
for (let pseudo of pseudos)
{
if (u['pseudo'].toLowerCase() === pseudo.toLowerCase())
{
let realPseudo = u['pseudo'];
let league = '';
let isCommunity = false;
if (u['league']) {
league = get_league(u['league']['divisionIndex'], u['league']['divisionCount']);
if (u['league']['divisionOffset']) {
// this is a community puzzle: there is only wood leagues, we consider no league at all
league = 'no_league';
isCommunity = true;
}
}
if (league === '')
league = 'no_league';
// if community, we take global rank since there are only wood leagues, else we take league rank
let rank = u[isCommunity ? 'rank' : 'localRank'];
result[multi][realPseudo] = {'rank': rank + get_cardinal(rank), 'league': league, 'date': u['creationTime'], 'first':''};
if (rank_value(result[multi][realPseudo], multi) < minValue)
{
minValue = rank_value(result[multi][realPseudo], multi);
bestPlayer = realPseudo;
}
pseudoRemaining--;
break;
}
}
}
}
// the case where there is a single existing player is handle in vue method tdClass
// this is to avoid the case where there is only a player in a multi but multiple overall
if (bestPlayer !== '' && pseudos.length > 1)
result[multi][bestPlayer]['first'] = 'first';
return result; // some players were not found
}
/* statistics analysis */
exports.getStats = async function(type) {
let path_file = __dirname + '/statistics/';
if (type === 'daily')
path_file += 'daily.json';
if (type === 'weekly')
path_file += 'weekly.json';
let readFile = util.promisify(fs.readFile);
let content = await readFile(path_file);
let data = JSON.parse(content);
return data;
}