124 lines
4.4 KiB
JavaScript
124 lines
4.4 KiB
JavaScript
const Peer = require('simple-peer');
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var peer;
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var id = 0;
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if (location.hash === "#init") {
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document.getElementById('joinChannel').style = "display: none";
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document.getElementById('createChannel').addEventListener('click', function() {
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peer = new Peer({
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initiator: location.hash === "#init",
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trickle: false
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});
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do_connection();
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})
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} else {
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document.getElementById('createChannel').style = "display: none";
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peer = new Peer({
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initiator: location.hash === "#init",
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trickle: false
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});
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do_connection();
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}
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function do_connection() {
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peer.on('signal', function(data) {
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if (peer.initiator) {
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var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
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xmlhttp.open("POST", "http://127.0.0.1:3000/create");
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xmlhttp.setRequestHeader("Content-Type", "application/json");
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xmlhttp.send(JSON.stringify(data));
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xmlhttp.onreadystatechange = function() {
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if (xmlhttp.readyState === 4) {
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id = xmlhttp.responseText;
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alert('Share this key with a friend: ' + id);
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document.getElementById('yourId').value = JSON.stringify(data);
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// alert('Send this id to someone else to join your room: ' + xmlhttp.responseText); //Outputs a DOMString by default
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}
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}
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} else {
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document.getElementById('yourId').value = JSON.stringify(data);
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var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
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xmlhttp.open("POST", "http://127.0.0.1:3000/local_answer/" + id + "_answer");
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xmlhttp.setRequestHeader("Content-Type", "application/json");
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xmlhttp.send(JSON.stringify(data));
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xmlhttp.onreadystatechange = function() {
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if (xmlhttp.readyState === 4) {
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// id = xmlhttp.responseText;
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// document.getElementById('yourId').value = xmlhttp.responseText;
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// alert('Send this id to someone else to join your room: ' + xmlhttp.responseText); //Outputs a DOMString by default
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}
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}
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}
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});
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document.getElementById('connect').addEventListener('click', function() {
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if (!peer.initiator) {
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let otherId = document.getElementById('joinChannel').value;
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id = otherId;
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var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
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xmlhttp.open("GET", "http://127.0.0.1:3000/receive_offer/"+otherId);
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xmlhttp.send();
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xmlhttp.onreadystatechange = function() {
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if (xmlhttp.readyState === 4) {
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document.getElementById('otherId').value = xmlhttp.responseText;
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peer.signal(xmlhttp.responseText);
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// alert('Send this id to someone else to join your room: ' + xmlhttp.responseText); //Outputs a DOMString by default
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}
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}
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} else {
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poll_on_server();
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// let otherId = JSON.parse(document.getElementById('otherId').value);
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// peer.signal(otherId);
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}
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function poll_on_server() {
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var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
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xmlhttp.open("GET", "http://127.0.0.1:3000/receive_answer/" + id + "_answer");
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xmlhttp.send();
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xmlhttp.onreadystatechange = function() {
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if (xmlhttp.readyState === 4) {
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// var offerDesc = new RTCSessionDescription(JSON.parse(xmlhttp.responseText))
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if (xmlhttp.responseText === document.getElementById('yourId').value) {
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setTimeout(poll_on_server, 5000);
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} else {
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document.getElementById('otherId').value = xmlhttp.responseText;
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let otherId = JSON.parse(document.getElementById('otherId').value);
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peer.signal(otherId);
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}
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}
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}
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}
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// id = otherId;
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// var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
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// xmlhttp.open("GET", "http://127.0.0.1:3000/receive_offer/"+id);
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// xmlhttp.send();
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// xmlhttp.onreadystatechange = function() {
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// if (xmlhttp.readyState === 4) {
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// id = xmlhttp.responseText;
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// document.getElementById('otherId').value = xmlhttp.responseText;
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// peer.signal(JSON.parse(xmlhttp.responseText));
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// // alert('Send this id to someone else to join your room: ' + xmlhttp.responseText); //Outputs a DOMString by default
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// }
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// }
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});
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document.getElementById('send').addEventListener('click', function() {
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let yourMessage = document.getElementById('yourMessage').value;
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peer.send(yourMessage);
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});
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peer.on('data', function(data) {
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document.getElementById('messages').textContent += data + '\n';
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});
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}
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