dazjsx/service/redis.service.js

参考nestjs，基于KOA2的一款轻量级的后端开发框架

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.RedisService = void 0;
const ioredis_1 = __importDefault(require("ioredis"));
const util_1 = require("../util");
const log_service_1 = require("./log.service");
class RedisService {
    constructor() {
        this.reTry = 10;
        this.initialize();
    }
    initialize() {
        if (!this.ioRedis && util_1.Tool.isNotEmptyObject(RedisService.option)) {
            try {
                this.ioRedis = new ioredis_1.default(RedisService.option);
                log_service_1.LogService.info('redis->连接成功');
            }
            catch (error) {
                log_service_1.LogService.error(error.message);
                if (--this.reTry > 0) {
                    util_1.Tool.waiting(1).then(() => this.initialize());
                }
                else {
                    process.exit(0);
                }
            }
        }
    }
    get redis() {
        return this.ioRedis;
    }
    async get(key) {
        const data = await this.redis.get(key);
        try {
            return JSON.parse(data);
        }
        catch (error) {
            return data;
        }
    }
    async set(key, value, expire) {
        const ttl = expire && !isNaN(Number(expire)) ? expire : undefined;
        const val = value && typeof value === 'object' ? JSON.stringify(value) : value;
        return this.redis.set(key, val, 'EX', ttl);
    }
    async del(key) {
        return this.redis.del(key);
    }
}
exports.RedisService = RedisService;