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aozhiwei
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b110ef9499
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7445379924
@ -8,142 +8,141 @@ const LAST_IDX = 'userLastIdx';
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class Rankings {
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async start() {
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console.log('Rankings.start');
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while (true) {
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await this.doRanking();
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const sleepTime = 60*60*2
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console.log('sleepTime:' + sleepTime, new Date(), sleepTime /60);
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await utils.sleep(sleepTime * 1000);
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async start() {
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console.log('Rankings.start');
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while (true) {
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await this.doRanking();
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const sleepTime = 60*60*2;
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console.log('sleepTime:' + sleepTime, new Date(), sleepTime /60);
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await utils.sleep(sleepTime * 1000);
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}
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}
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async doRanking() {
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try {
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const {err, conn} = await app.getDbConn("GameDb20060");
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if (err){
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throw err
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}
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if (await Redis.exists(RANKING_KEY + "account")){
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await Redis.del(RANKING_KEY + 'account')
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await Redis.del(RANKING_KEY + 'ranking')
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await this.calcRanking();
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console.log("跟新rank榜单")
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}else {
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await this.calcRanking();
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console.log("生成rank榜单")
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}
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}catch (err){
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console.log(err);
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}
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}
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//计算用户排行榜
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async calcRanking() {
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console.log("calc ranking...");
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const {err, conn} = await app.getDbConn("GameDb20060");
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if (err) {
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throw err;
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}
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if (!err && conn) {
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// 从user表中遍历所有用户，每次取1000个用户，逐步加入到排序表中
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let sorted = [];
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let lastIdx = 0;
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while(lastIdx>=0) {
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const result = await this.getRecords(conn, lastIdx, 1000);
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lastIdx = result.lastIdx;
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if (lastIdx != -1) {
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this.recordsSort(sorted, result.records)
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}
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}
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await this.pushResultToRedis(sorted);
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// let rankList = await this.pushRankingResult(sorted);
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// console.log(rankList);
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//存储到redis中
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// let listJson = JSON.stringify(rankList);
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// Redis.set(RANKING_KEY + "rank",listJson);
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console.log("calc ranking end");
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}
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}
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async doRanking() {
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try {
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const {err, conn} = await app.getDbConn("GameDb20060");
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if (err){
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throw err
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}
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if (await Redis.exists(RANKING_KEY + "account")){
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await Redis.del(RANKING_KEY + 'account')
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await Redis.del(RANKING_KEY + 'ranking')
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await this.calcRanking();
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console.log("跟新rank榜单")
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}else {
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await this.calcRanking();
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console.log("生成rank榜单")
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}
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}catch (err){
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console.log(err);
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}
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//增加排名列
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async pushResultToRedis(sorted) {
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let rankingList = [];
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await utils.serial(
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sorted,
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(value , index) =>{
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value.ranking = index+1
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Redis.hset(RANKING_KEY + "ranking",value.ranking,value.account_id)
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Redis.hset(RANKING_KEY + "account",value.account_id,value.ranking)
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}
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)
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}
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//获取用户记录
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async getRecords(conn, lastIdx, limit) {
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const {err, rows} = await conn.execQuery(
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'select idx,account_id,channel,convert(`name` using utf8) as name,head_id,head_frame,rank,history_best_rank,score,history_best_score,createtime, score_modifytime from t_user where idx > ? order by idx LIMIT ?',
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[
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lastIdx,
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limit
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]
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);
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if (err) {
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throw err;
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}
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//计算用户排行榜
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async calcRanking() {
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console.log("calc ranking...");
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const {err, conn} = await app.getDbConn("GameDb20060");
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if (err) {
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throw err;
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}
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if (!err && conn) {
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// 从user表中遍历所有用户，每次取1000个用户，逐步加入到排序表中
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let sorted = [];
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let lastIdx = 0;
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while(lastIdx>=0) {
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const result = await this.getRecords(conn, lastIdx, 1000);
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lastIdx = result.lastIdx;
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if (lastIdx != -1) {
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this.recordsSort(sorted, result.records)
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}
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}
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await this.pushResultToRedis(sorted);
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// let rankList = await this.pushRankingResult(sorted);
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// console.log(rankList);
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//存储到redis中
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// let listJson = JSON.stringify(rankList);
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// Redis.set(RANKING_KEY + "rank",listJson);
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console.log("calc ranking end");
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}
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if (rows.length==0) {
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return {
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lastIdx: -1,
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records: []
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};
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}
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// Redis.set(LAST_IDX,rows[rows.length-1].idx)
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return {
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lastIdx: rows[rows.length-1].idx,
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records: rows
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};
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}
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//增加排名列
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async pushResultToRedis(sorted) {
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let rankingList = [];
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await utils.serial(
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sorted,
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(value , index) =>{
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value.ranking = index+1
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Redis.hset(RANKING_KEY + "ranking",value.ranking,value.account_id)
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Redis.hset(RANKING_KEY + "account",value.account_id,value.ranking)
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}
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)
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}
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//获取用户记录
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async getRecords(conn, lastIdx, limit) {
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const {err, rows} = await conn.execQuery(
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'select idx,account_id,channel,convert(`name` using utf8) as name,head_id,head_frame,rank,history_best_rank,score,history_best_score,createtime, score_modifytime from t_user where idx > ? order by idx LIMIT ?',
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[
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lastIdx,
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limit
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]
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);
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if (err) {
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throw err;
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//给记录按分数排序
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recordsSort(sorted, records) {
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// 根据分数加入到排序表中
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for (let element of records) {
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if (element.score>2800) {
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if (sorted.length >= 10000){
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if (element.score >= sorted[sorted.length - 1].score){
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this._recordsSort(sorted,element);
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sorted.pop();
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}
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} else {
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this._recordsSort(sorted,element);
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}
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if (rows.length==0) {
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return {
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lastIdx: -1,
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records: []
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};
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}
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// Redis.set(LAST_IDX,rows[rows.length-1].idx)
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return {
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lastIdx: rows[rows.length-1].idx,
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records: rows
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};
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}
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}
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}
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//给记录按分数排序
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recordsSort(sorted, records) {
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// 根据分数加入到排序表中
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for (let element of records) {
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if (element.score>2800) {
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if (sorted.length >= 10000){
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if (element.score >= sorted[sorted.length - 1].score){
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this._recordsSort(sorted,element);
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sorted.pop();
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}
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} else {
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this._recordsSort(sorted,element);
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}
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}
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}
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}
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_recordsSort(sorted,element){
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sorted.push(element);
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sorted.sort(function(a,b) {
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let r = b.score - a.score;
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if (r==0) {
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r = a.score_modifytime - b.score_modifytime;
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}
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if (r==0) {
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r = a.idx - b.idx;
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}
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return r;
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});
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}
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_recordsSort(sorted,element){
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sorted.push(element);
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sorted.sort(function(a,b) {
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let r = b.score - a.score;
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if (r==0) {
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r = a.score_modifytime - b.score_modifytime;
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}
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if (r==0) {
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r = a.idx - b.idx;
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}
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return r;
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});
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}
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}
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function init() {
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(new Rankings()).start();
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(new Rankings()).start();
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}
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exports.init = init;
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