98 lines
2.9 KiB
TypeScript
98 lines
2.9 KiB
TypeScript
const Redis = require('ioredis');
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import Logger from "../Logger";
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class _RedisConnection{
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pool: any;
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constructor(){
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this.pool = new Redis({
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host: 'server.tonesc.cn',
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password: '2Pj4Ss9al3mS1',
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connectionPoolSize: 10,
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});
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Logger.info('[Redis] 数据库连接池已创建')
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setTimeout(async () => {
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let res = await this.set('redis_test', '1');
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if(res)
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Logger.info('[Redis] 数据库测试成功')
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else
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Logger.error('[Redis] 数据库测试失败')
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}, 10);
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}
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/**
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* 设置键值对
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* @param {*} key
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* @param {*} value
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* @returns { Promise<Boolean> } 成功返回true，失败返回false
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*/
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set(key: string, value: string){
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return new Promise((resolve) => {
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this.pool.set(key, value, (err: any, value: any) => {
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if (err) {
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Logger.error('[Redis] 设置键时发生错误:' + err);
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resolve(false);
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} else {
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resolve(true);
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}
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})
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})
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}
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/**
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* 获取键值对，成功返回值，失败返回undefined
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* @param {string} key
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* @returns { Promise<String> } 成功返回值，失败返回undefined
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*/
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get(key: string): Promise<string> {
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return new Promise((resolve) => {
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this.pool.get(key, (err: any, value: any) => {
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if (err) {
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Logger.error('[Redis] 获取键时发生错误:' + err);
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throw new Error('Redis连接错误')
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} else {
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resolve(value);
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}
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})
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})
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}
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/**
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* 删除键值对，成功返回true，失败返回false
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* @param {string} key
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* @returns { Promise<Boolean> } 成功返回true，失败返回false
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*/
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del(key: string){
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return new Promise((resolve) => {
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this.pool.del(key, (err: any, value: any) => {
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if (err) {
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Logger.error('[Redis] 删除键时发生错误:' + err);
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resolve(false);
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} else {
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resolve(true);
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}
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})
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})
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}
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/**
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* 设置键的过期时间
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* @param {*} key
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* @param {*} seconds
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* @returns { Promise<Boolean> } 成功返回true，失败返回false
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*/
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expire(key: any, seconds: number){
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return new Promise((resolve) => {
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this.pool.expire(key, seconds, (err: number, value: number) => {
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if (err) {
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Logger.error('[Redis] 设置键过期时发生错误:' + err);
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resolve(false);
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} else {
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resolve(true);
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}
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})
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})
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}
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}
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const RedisConnection = new _RedisConnection();
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export default RedisConnection; |