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https://github.com/smogon/pokemon-showdown.git
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3c8bf6700a
Ladder code is now its own file, ladders-remote.js, in preparation for a separate file ladders.js to be used for local ladder support.
116 lines
3.3 KiB
JavaScript
116 lines
3.3 KiB
JavaScript
/**
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* Ladder library
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* Pokemon Showdown - http://pokemonshowdown.com/
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*
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* This file handles ladder rating retrieval.
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*
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* @license MIT license
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*/
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/* global Ladders: true */
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var Ladders = module.exports = getLadder;
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function getLadder(formatid) {
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return new Ladder(formatid);
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}
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function Ladder(formatid) {
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this.formatid = toId(formatid);
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}
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Ladder.prototype.getRating = function (userid) {
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var formatid = this.formatid;
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var user = Users.getExact(userid);
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if (user && user.mmrCache[formatid]) {
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return Promise.resolve(user.mmrCache[formatid]);
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}
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return new Promise(function (resolve, reject) {
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LoginServer.request('mmr', {
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format: formatid,
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user: userid
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}, function (data, statusCode, error) {
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if (!data) return resolve(1000);
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if (data.errorip) {
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return resolve(1000);
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}
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var mmr = parseInt(data, 10);
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if (isNaN(mmr)) return resolve(1000);
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if (user.userid !== userid) return reject("Expired rating");
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user.mmrCache[formatid] = mmr;
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resolve(mmr);
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});
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});
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};
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Ladder.prototype.updateRating = function (p1name, p2name, p1score, room) {
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var formatid = this.formatid;
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var p1rating, p2rating;
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room.update();
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room.send('||Ladder updating...');
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LoginServer.request('ladderupdate', {
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p1: p1name,
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p2: p2name,
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score: p1score,
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format: formatid
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}, function (data, statusCode, error) {
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if (!room.battle) {
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console.log('room expired before ladder update was received');
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return;
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}
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if (!data) {
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room.add('||Ladder (probably) updated, but score could not be retrieved (' + error.message + ').');
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// log the battle anyway
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if (!Tools.getFormat(room.format).noLog) {
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room.logBattle(p1score);
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}
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return;
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} else if (data.errorip) {
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room.add("||This server's request IP " + data.errorip + " is not a registered server.");
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room.add("||We currently only support ladder ratings on registered servers.");
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room.update();
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return;
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} else {
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try {
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p1rating = data.p1rating;
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p2rating = data.p2rating;
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var oldacre = Math.round(p1rating.oldacre);
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var acre = Math.round(p1rating.acre);
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var reasons = '' + (acre - oldacre) + ' for ' + (p1score > 0.99 ? 'winning' : (p1score < 0.01 ? 'losing' : 'tying'));
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if (reasons.charAt(0) !== '-') reasons = '+' + reasons;
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room.addRaw(Tools.escapeHTML(p1name) + '\'s rating: ' + oldacre + ' → <strong>' + acre + '</strong><br />(' + reasons + ')');
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oldacre = Math.round(p2rating.oldacre);
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acre = Math.round(p2rating.acre);
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reasons = '' + (acre - oldacre) + ' for ' + (p1score > 0.99 ? 'losing' : (p1score < 0.01 ? 'winning' : 'tying'));
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if (reasons.charAt(0) !== '-') reasons = '+' + reasons;
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room.addRaw(Tools.escapeHTML(p2name) + '\'s rating: ' + oldacre + ' → <strong>' + acre + '</strong><br />(' + reasons + ')');
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var p1 = Users.getExact(p1name);
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if (p1) {
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Users.getExact(p1name).mmrCache[formatid] = +p1rating.acre;
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}
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var p2 = Users.getExact(p2name);
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if (p2) {
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Users.getExact(p2name).mmrCache[formatid] = +p2rating.acre;
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}
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room.update();
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} catch (e) {
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room.addRaw('There was an error calculating rating changes.');
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room.update();
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}
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if (!Tools.getFormat(formatid).noLog) {
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room.logBattle(p1score, p1rating, p2rating);
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}
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if (!Tools.getFormat(formatid).noLog) {
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room.logBattle(p1score, p1rating, p2rating);
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}
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}
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});
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};
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