283 lines
9.9 KiB
TypeScript
283 lines
9.9 KiB
TypeScript
import { GOOD_QUALITY } from './../consts/consts';
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import { RoleModel } from "../db/Role";
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import * as Redis from 'redis';
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import {REDIS_KEY} from '../consts/consts'
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import { GameModel } from "../db/Game";
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import { promisifyAll } from 'bluebird';
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// 映射 redis 接口
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declare module 'redis' {
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export interface RedisClient extends NodeJS.EventEmitter {
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hdelAsync(...args: any[]): Promise<any>;
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spopAsync(...args: any[]): Promise<any>;
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sremAsync(...args: any[]): Promise<any>;
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sismemberAsync(...args: any[]): Promise<any>;
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srandmemberAsync(...args: any[]): Promise<any>;
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delAsync(...args: any[]): Promise<any>;
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}
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export interface Multi extends Commands<Multi> {
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execAsync(...args: any[]): Promise<any>;
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}
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}
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let redisArr = 'r-8vb4i2kgl91886fkxd.redis.zhangbei.rds.aliyuncs.com';
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if(process.env.NODE_ENV == 'local') {
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redisArr = '127.0.0.1';
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}
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// 创建 redis 连接
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const oldRedisClient = Redis.createClient(6379, redisArr, {detect_buffers: true});
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oldRedisClient.auth('zyz_2020', (err, reply) => {
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if (err) {
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console.log('redis err', err);
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} else {
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console.log('redis suc');
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}
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})
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// 转 promise
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const client = promisifyAll(oldRedisClient) as Redis.RedisClient;
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client.set('hello', 'redis', Redis.print);
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/**
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* 在服务重新启动时,将信息存入redis
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*/
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export async function initAllRank() {
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const serverList = await GameModel.getAllServerList();
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await redisDel(REDIS_KEY.USER_INFO);
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for(let {id} of serverList) {
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await redisDel(getKeyName(REDIS_KEY.TOWER_RANK, id));
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await initRank(id);
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}
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}
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export async function initRank(serverId: number) {
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// console.log('*****', 'initRank')
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await redisExpire(getKeyName(REDIS_KEY.TOWER_RANK, serverId), 30 * 24 * 60 * 60);
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await redisExpire(REDIS_KEY.USER_INFO, 30 * 24 * 60 * 60);
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let ranks = await RoleModel.getRank('tower', serverId, ['roleId', 'roleName', 'towerLv', 'lv', 'vLv']);
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for(let {towerLv, roleId, roleName, lv, vLv, towerUpTime} of ranks) {
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// console.log(roleId);
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await redisZadd(getKeyName(REDIS_KEY.TOWER_RANK, serverId), encodeScoreWithTime(towerLv, towerUpTime?towerUpTime.getTime():0), roleId);
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await redisUserInfoAdd(roleId, {roleName, lv, vLv, guildName:"", head: "zhaoyun"});
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}
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}
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// 排行榜是否存在
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export async function existsRank(key: string, serverId: number) {
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const result = await redisExists(getKeyName(key, serverId));
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return result;
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}
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export function getKeyName(key: string, serverId: number) {
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return `${key}:${serverId}`;
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}
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// 更新玩家信息
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export async function redisUserInfoUpdate(roleId: string, arr: Array<{field: string, value:(string|number)}>) {
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let params = await redisHget(REDIS_KEY.USER_INFO, roleId);
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if(params) {
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let obj = JSON.parse(params);
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for(let {field, value} of arr) {
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obj[field] = value;
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}
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return await redisHset(REDIS_KEY.USER_INFO, roleId, JSON.stringify(obj));
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}
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}
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// 添加玩家信息缓存
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export async function redisUserInfoAdd(roleId: string, params: {roleName: string, lv: number, vLv: number, guildName: string, head: string}) {
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let value = JSON.stringify(params);
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return await redisHset(REDIS_KEY.USER_INFO, roleId, value);
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}
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// 更新排行榜
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export async function setRank(key: string, serverId: number, roleId: string, score: number, timestamp: number, params: {roleName: string, lv: number, vLv: number, guildName: string, head: string}) {
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// 更新分数
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const _score = encodeScoreWithTime(score, timestamp);
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await redisZadd(getKeyName(key, serverId), _score, roleId);
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// 移除100名以外
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await redisZremRangeByRank(getKeyName(key, serverId), 100, 10000);
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// 如果没有信息,更新玩家信息
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const hasCurUser = await redisHexists(REDIS_KEY.USER_INFO, roleId);
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if(!hasCurUser) {
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await redisUserInfoAdd(roleId, params);
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}
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return true;
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}
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// 获取排行榜
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export async function getRank(key: string, serverId: number, roleId: string) {
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let ranks = [], myRank = null;
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const rankFromDb = await redisZrevrangeByScore(getKeyName(key, serverId), '+inf', '-inf', true, 100);
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for(let ii = 0; ii < rankFromDb.length; ii+=2) {
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const _roleId = rankFromDb[ii];
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const _score = decodeScoreWithTime(rankFromDb[ii + 1]);
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const userInfo = await redisHget(REDIS_KEY.USER_INFO, _roleId);
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const _userInfo = JSON.parse(userInfo);
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const tmp = {..._userInfo, roleId: _roleId, num: _score, rank: Math.floor(ii/2)+1}
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ranks.push(tmp);
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if(roleId == _roleId) myRank = tmp;
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}
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return {ranks, myRank}
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}
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// 有序排行综合时间和得分排序
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function encodeScoreWithTime(score: number, timestamp: number): number {
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// value = score * Math.power(10, 14) + max_time - timestamp
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let timelen = 13;
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let pow = Math.pow(10, timelen + 1);
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return score * pow + pow - 1 - timestamp
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}
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function decodeScoreWithTime(num: string): number {
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let timelen = 13;
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let pow = Math.pow(10, timelen + 1);
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let _num = parseInt(num);
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return Math.floor(_num/pow);
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}
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/**************** 寻宝相关 start */
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// 把寻宝的玩家信息存入 redis
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export async function setTeamSearchReq(roleId: string, sid: string, qualityArr: Array<number>) {
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let cmds = [];
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qualityArr.forEach(quality => {
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if (quality) {
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cmds.push(['sadd', `${REDIS_KEY.COM_TEAM_SEARCH_PRE}${quality}`, `${roleId}:${sid}`]);
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}
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});
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const multiClient = client.multi(cmds) as Redis.Multi;
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const newMulti = promisifyAll(multiClient) as Redis.Multi;
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const res = await newMulti.execAsync();
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console.log('setTeamSearchReq: ', res);
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return res;
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}
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// 取出 0 - 2 个某品质的匹配中玩家,并在其它品质中删除此玩家信息
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export async function rmRoleFromQueue(roleId: string, sid: string, qualityArr: Array<number>) {
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let cmds = [];
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for (let q of qualityArr) {
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cmds.push(['srem', `${REDIS_KEY.COM_TEAM_SEARCH_PRE}${q}`, `${roleId}:${sid}`]);
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};
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const multiClient = client.multi(cmds) as Redis.Multi;
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const newMulti = promisifyAll(multiClient) as Redis.Multi;
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await newMulti.execAsync();
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}
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export async function getTeamSearchByQuality(quality: number) {
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// TODO: 操作不具有原子性
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const userInfos = await client.srandmemberAsync(`${REDIS_KEY.COM_TEAM_SEARCH_PRE}${quality}`, 2);
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console.log('getTeamSearchByQuality: ' + userInfos);
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if (!userInfos || !userInfos.length) return null;
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let cmds = [];
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let res = [];
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for (let userInfo of userInfos) {
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const decodeData = `${userInfo}`.split(':');
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if (decodeData.length !== 2) return null;
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res.push({roleId: decodeData[0], sid: decodeData[1]});
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GOOD_QUALITY.forEach((q) => {
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cmds.push(['srem', `${REDIS_KEY.COM_TEAM_SEARCH_PRE}${q}`, userInfo]);
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})
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const multiClient = client.multi(cmds) as Redis.Multi;
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const newMulti = promisifyAll(multiClient) as Redis.Multi;
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await newMulti.execAsync();
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}
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console.log('getTeamSearchByQuality res: ', res);
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return res;
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}
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export async function checkRoleInQueue(roleId: string, sid: string, qualityArr: Array<number>) {
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for (let quality of qualityArr) {
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let res = await client.sismemberAsync(`${REDIS_KEY.COM_TEAM_SEARCH_PRE}${quality}`, `${roleId}:${sid}`);
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if (res) {
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return true;
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}
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};
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return false;
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}
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export async function clearComBtlQueue() {
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for (let q of GOOD_QUALITY) {
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client.delAsync(`${REDIS_KEY.COM_TEAM_SEARCH_PRE}${q}`);
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}
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}
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/**************** 寻宝相关 end */
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////// redis方法
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//// key
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// key 是否存在。
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export async function redisExists(key: string) {
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return await createPromise('exists', [key]);
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}
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// 在 key 存在时删除 key。
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export async function redisDel(key: string) {
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return await createPromise('del', [key]);
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}
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// 设置过期时间
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export async function redisExpire(key: string, seconds: number) {
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return await createPromise('expire', [key, seconds]);
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}
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//// 有序集合
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// 返回有序集中指定分数区间内的成员,分数从高到低排序
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export async function redisZrevrangeByScore(key: string, max: (number|string), min: (number|string), withscores: boolean, limit?:number, offset=0): Promise<Array<string>> {
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let param = [key, max, min];
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if(withscores) param.push('WITHSCORES');
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if(limit) param.push('LIMIT', offset, limit);
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return await createPromise('zrevrangebyscore', param);
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}
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// 向有序集合添加一个或多个成员,或者更新已存在成员的分数
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export async function redisZadd(key: string, field: number, value: string) {
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return await createPromise('zadd', [key, field, value]);
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}
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// 获取有序集合的成员数
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export async function redisZcard(key: string) {
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return await createPromise('zcard', [key]);
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}
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// 移除有序集合中给定的排名区间的所有成员
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export async function redisZremRangeByRank(key: string, start: number, stop: number) {
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return await createPromise('zremrangebyrank', [key, start, stop]);
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}
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//// 哈希
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// 将哈希表 key 中的字段 field 的值设为 value
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export async function redisHset(key: string, field: string, value: string) {
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return await createPromise('hset', [key, field, value]);
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}
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// 获取存储在哈希表中指定字段的值。
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export async function redisHget(key: string, field: string) {
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return await createPromise('hget', [key, field]);
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}
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// 获取存储在哈希表中指定字段的值。
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export async function redisHexists(key: string, field: string) {
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return await createPromise('hexists', [key, field]);
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}
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///// 封装promise
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function createPromise(type: string, params: Array<string|number|any>):Promise<any> {
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return new Promise((resolve, reject) => {
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const cb = function(err: Error, result: any) {
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if(err) {
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reject(err);
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} else {
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resolve(result);
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}
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};
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client[type].apply(client, [...params, cb]);
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});
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} |