rudyjs/dist/service/stream.service.js

R-U-DEAD-YET ?

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const stream_1 = require("stream");
const fs = require("fs");
const path = require("path");
const logger_1 = require("../utils/logger");
class StreamService {
    constructor(config) {
        this.serviceName = "Stream_Service";
        this.delay = config.delay;
        this.stream = new stream_1.Readable();
        this.stream._read = () => {
            setTimeout(() => {
                if (StreamService.cachedPayload == null) {
                    const payload = this.getPayload();
                    StreamService.cachedPayload = payload;
                }
                this.stream.push(StreamService.cachedPayload);
            }, this.getRandomNumber() * 1000);
        };
    }
    getRandomReadStream() {
        return this.stream;
    }
    endStream() {
        logger_1.default.verbose({ message: "Closing Stream", category: this.serviceName });
        this.stream.destroy();
    }
    getPayload() {
        logger_1.default.verbose({ message: "Reading file payload.txt", category: this.serviceName });
        return fs.readFileSync(path.join(__dirname, "..", "payload", "payload.txt"), "utf8").toString();
    }
    getRandomNumber() {
        var hello = Math.floor((Math.random() * this.delay) + 1);
        console.log(hello);
        return hello;
    }
}
StreamService.cachedPayload = null;
exports.default = StreamService;