Force reconnect on server shutdown

client/js/socket.js

@@ -2,6 +2,7 @@
 
 const $ = require("jquery");
 const io = require("socket.io-client");
+const utils = require("./utils");
 const path = window.location.pathname + "socket.io/";
 const status = $("#loading-page-message, #connection-error");
 
@@ -43,6 +44,12 @@ function handleDisconnect(data) {
 	status.text(`Waiting to reconnect… (${message})`).addClass("shown");
 	$(".show-more-button, #input").prop("disabled", true);
 	$("#submit").hide();
+
+	// If the server shuts down, socket.io skips reconnection
+	// and we have to manually call connect to start the process
+	if (socket.io.skipReconnect) {
+		utils.requestIdleCallback(() => socket.connect(), 2000);
+	}
 }
 
 module.exports = socket;