"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.AutoReloader = void 0;
const express_1 = require("express");
const _1 = require(".");
const uuid_1 = require("uuid");
const router = express_1.Router();
if (!_1.DefaultConfig.isProduction) {
    let uuid = uuid_1.v4();
    let updateTimeout = undefined;
    Promise.resolve().then(() => require("node-watch")).then((watch) => {
        watch.default('public', { recursive: true }, () => {
            if (updateTimeout !== undefined)
                clearTimeout(updateTimeout);
            updateTimeout = setTimeout(() => {
                uuid = uuid_1.v4();
            }, 200);
        });
    }).catch((err) => { _1.Logger.error(err); });
    router.get("/auto-reload/client.js", (req, res) => {
        _1.Logger.debug(req.url, req.originalUrl, req.baseUrl);
        res.setHeader('Content-Type', "application/javascript");
        // language=JavaScript
        res.send(`
		const loc = window.location;
		const url = loc.protocol+'//'+loc.host+'${_1.urlJoin(req.baseUrl, "/auto-reload")}';
		// const parse = async res => (await res.json()).uuid;
		const parse = function(res) {
		    return res.json()
		    .then(function(json) {return json.uuid;}) }
		let hash = undefined;
		let hadError = false;
		setInterval(function() {
	    try {
        fetch(url)
        .then(function(res) { return parse(res) })
        .then(function(data) {
		      if (data) {
		          hash = hash === undefined ? data : hash;
		          if (hash !== data) {
		              window.location.reload();
		          }
		      }
        });
	    } catch (e) {
	        if (hadError === false) {
	            console.log(e);
	            hadError = true;
	        }
	    }
    }, 3000);
	`.replace(/\t/g, ""));
    });
    router.get("/auto-reload", (req, res) => {
        req.noLogging = true;
        res.json({ uuid });
    });
}
exports.AutoReloader = {
    router,
};