2 ;;; Mudsync --- Live hackable MUD
3 ;;; Copyright © 2017 Christopher Allan Webber <cwebber@dustycloud.org>
5 ;;; This file is part of Mudsync.
7 ;;; Mudsync is free software; you can redistribute it and/or modify it
8 ;;; under the terms of the GNU General Public License as published by
9 ;;; the Free Software Foundation; either version 3 of the License, or
10 ;;; (at your option) any later version.
12 ;;; Mudsync is distributed in the hope that it will be useful, but
13 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
14 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 ;;; General Public License for more details.
17 ;;; You should have received a copy of the GNU General Public License
18 ;;; along with Mudsync. If not, see <http://www.gnu.org/licenses/>.
21 function scrollDown() {
22 var stream_metabox = document.getElementById("stream-metabox");
23 stream_metabox.scrollTop = stream_metabox.scrollHeight;
26 function withMaybeScroll(thunk) {
27 var stream_metabox = document.getElementById("stream-metabox");
28 var should_scroll = false;
29 if(stream_metabox.scrollTop === (stream_metabox.scrollHeight
30 - stream_metabox.offsetHeight)) {
35 stream_metabox.scrollTop = stream_metabox.scrollHeight;
40 function displayMessage(data, self_sent) {
41 var new_entry = document.createElement("div");
45 new_entry.setAttribute("class", "stream-entry self-sent");
46 document.getElementById("main-input").value = "";
48 new_entry.setAttribute("class", "stream-entry");
50 new_entry.innerHTML = data;
51 document.getElementById("stream").appendChild(new_entry);
55 function installWebsocket() {
56 // TODO: Don't hardcode the websocket path; pull it from the DOM
57 var address = "ws://".concat(window.location.hostname, ":", window.location.port);
58 var ws = new WebSocket(address);
59 ws.onmessage = function(evt) {
60 displayMessage(evt.data, false);
62 ws.onopen = function() {
63 console.log("connected");
65 ws.onclose = function () {
66 console.log("closed websocket");
71 function installUIHooks(ws) {
72 var input = document.getElementById("main-input");
73 input.onkeypress = function(e) {
74 if (!e) e = window.event;
75 var keyCode = e.keyCode || e.which;
76 if (keyCode == '13') {
77 var input_val = input.value;
80 displayMessage("> ".concat(input_val), true);
82 sendMessageToServer(ws, input_val);
87 function sendMessageToServer(ws, data) {
91 window.onload = function () {
93 window.onresize = scrollDown;