io-syncify/dist/RedisOutputMessageReceiver.js

跨进程、跨服务器之间通信同步化

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.RedisOutputMessageReceiver = void 0;
const IORedis = require("ioredis");
const Message_1 = require("./Message");
/**
 * Redis输出消息接收器
 */
class RedisOutputMessageReceiver {
    /**
     *
     * @param {string} output_message_sub_channel
     * @param {IORedis.RedisOptions} options
     * @param {EventEmitter} emitter
     */
    constructor(output_message_sub_channel, options, emitter) {
        this.output_message_sub_channel = output_message_sub_channel;
        this.output_message_sub_client = new IORedis(options);
        this.eventEmitter = emitter;
    }
    /**
     * 接收消息
     */
    receive() {
        this.output_message_sub_client.subscribe(this.output_message_sub_channel).then(() => {
            // console.log('subscribe', this.output_message_sub_channel, 'success');
            this.output_message_sub_client.on('message', async (channel, message) => {
                // console.log(Date.now(), 'receive output message', message);
                let msg = Message_1.Message.fromJsonArrayString(message);
                this.eventEmitter.emit(msg.id, msg);
            });
        });
    }
}
exports.RedisOutputMessageReceiver = RedisOutputMessageReceiver;