/**
 * The following code is modified based on
 * https://github.com/webpack/webpack-dev-server
 *
 * MIT Licensed
 * Author Tobias Koppers @sokra
 * Copyright (c) JS Foundation and other contributors
 * https://github.com/webpack/webpack-dev-server/blob/main/LICENSE
 */
import WebSocketClient from './clients/WebSocketClient.js';
import { log } from './utils/log.js';
// this WebsocketClient is here as a default fallback, in case the client is not injected
var Client = typeof __webpack_dev_server_client__ !== 'undefined'
    ? typeof __webpack_dev_server_client__.default !== 'undefined'
        ? __webpack_dev_server_client__.default
        : __webpack_dev_server_client__
    : WebSocketClient;
var retries = 0;
var maxRetries = 10;
// Initialized client is exported so external consumers can utilize the same instance
// It is mutable to enforce singleton
export var client = null;
var timeout;
function socket(url, handlers, reconnect) {
    client = new Client(url);
    client.onOpen(function () {
        retries = 0;
        if (timeout) {
            clearTimeout(timeout);
        }
        if (typeof reconnect !== 'undefined') {
            maxRetries = reconnect;
        }
    });
    client.onClose(function () {
        if (retries === 0) {
            handlers.close();
        }
        // Try to reconnect.
        client = null;
        // After 10 retries stop trying, to prevent logspam.
        if (retries < maxRetries) {
            // Exponentially increase timeout to reconnect.
            // Respectfully copied from the package `got`.
            var retryInMs = 1000 * Math.pow(2, retries) + Math.random() * 100;
            retries += 1;
            log.info('Trying to reconnect...');
            timeout = setTimeout(function () {
                socket(url, handlers, reconnect);
            }, retryInMs);
        }
    });
    client.onMessage(function (data) {
        var message = JSON.parse(data);
        if (handlers[message.type]) {
            handlers[message.type](message.data, message.params);
        }
    });
}
export default socket;