126 lines
4.5 KiB
JavaScript
126 lines
4.5 KiB
JavaScript
// TODO: delete id's out of redis server
|
|
// TODO: make sure random id generated is not already in use
|
|
|
|
const Peer = require('simple-peer');
|
|
|
|
var peer;
|
|
var id = 0;
|
|
|
|
if (location.hash === "#init") {
|
|
document.getElementById('joinChannel').style = "display: none";
|
|
document.getElementById('createChannel').addEventListener('click', function() {
|
|
peer = new Peer({
|
|
initiator: location.hash === "#init",
|
|
trickle: false
|
|
});
|
|
|
|
do_connection();
|
|
})
|
|
} else {
|
|
document.getElementById('createChannel').style = "display: none";
|
|
peer = new Peer({
|
|
initiator: location.hash === "#init",
|
|
trickle: false
|
|
});
|
|
|
|
do_connection();
|
|
}
|
|
|
|
|
|
|
|
function do_connection() {
|
|
|
|
peer.on('signal', function(data) {
|
|
if (peer.initiator) {
|
|
var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
|
|
xmlhttp.open("POST", "http://127.0.0.1:3000/create");
|
|
xmlhttp.setRequestHeader("Content-Type", "application/json");
|
|
xmlhttp.send(JSON.stringify(data));
|
|
xmlhttp.onreadystatechange = function() {
|
|
if (xmlhttp.readyState === 4) {
|
|
id = xmlhttp.responseText;
|
|
alert('Share this key with a friend: ' + id);
|
|
document.getElementById('yourId').value = JSON.stringify(data);
|
|
// alert('Send this id to someone else to join your room: ' + xmlhttp.responseText); //Outputs a DOMString by default
|
|
}
|
|
}
|
|
} else {
|
|
document.getElementById('yourId').value = JSON.stringify(data);
|
|
|
|
var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
|
|
xmlhttp.open("POST", "http://127.0.0.1:3000/local_answer/" + id + "_answer");
|
|
xmlhttp.setRequestHeader("Content-Type", "application/json");
|
|
xmlhttp.send(JSON.stringify(data));
|
|
xmlhttp.onreadystatechange = function() {
|
|
if (xmlhttp.readyState === 4) {
|
|
// id = xmlhttp.responseText;
|
|
// document.getElementById('yourId').value = xmlhttp.responseText;
|
|
// alert('Send this id to someone else to join your room: ' + xmlhttp.responseText); //Outputs a DOMString by default
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
document.getElementById('connect').addEventListener('click', function() {
|
|
if (!peer.initiator) {
|
|
let otherId = document.getElementById('joinChannel').value;
|
|
id = otherId;
|
|
var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
|
|
xmlhttp.open("GET", "http://127.0.0.1:3000/receive_offer/"+otherId);
|
|
xmlhttp.send();
|
|
xmlhttp.onreadystatechange = function() {
|
|
if (xmlhttp.readyState === 4) {
|
|
document.getElementById('otherId').value = xmlhttp.responseText;
|
|
peer.signal(xmlhttp.responseText);
|
|
// alert('Send this id to someone else to join your room: ' + xmlhttp.responseText); //Outputs a DOMString by default
|
|
}
|
|
}
|
|
} else {
|
|
poll_on_server();
|
|
// let otherId = JSON.parse(document.getElementById('otherId').value);
|
|
// peer.signal(otherId);
|
|
}
|
|
|
|
function poll_on_server() {
|
|
var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
|
|
xmlhttp.open("GET", "http://127.0.0.1:3000/receive_answer/" + id + "_answer");
|
|
xmlhttp.send();
|
|
xmlhttp.onreadystatechange = function() {
|
|
if (xmlhttp.readyState === 4) {
|
|
// var offerDesc = new RTCSessionDescription(JSON.parse(xmlhttp.responseText))
|
|
if (xmlhttp.responseText === document.getElementById('yourId').value) {
|
|
setTimeout(poll_on_server, 5000);
|
|
} else {
|
|
document.getElementById('otherId').value = xmlhttp.responseText;
|
|
let otherId = JSON.parse(document.getElementById('otherId').value);
|
|
peer.signal(otherId);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// id = otherId;
|
|
// var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
|
|
// xmlhttp.open("GET", "http://127.0.0.1:3000/receive_offer/"+id);
|
|
// xmlhttp.send();
|
|
// xmlhttp.onreadystatechange = function() {
|
|
// if (xmlhttp.readyState === 4) {
|
|
// id = xmlhttp.responseText;
|
|
// document.getElementById('otherId').value = xmlhttp.responseText;
|
|
|
|
// peer.signal(JSON.parse(xmlhttp.responseText));
|
|
// // alert('Send this id to someone else to join your room: ' + xmlhttp.responseText); //Outputs a DOMString by default
|
|
// }
|
|
// }
|
|
});
|
|
|
|
document.getElementById('send').addEventListener('click', function() {
|
|
let yourMessage = document.getElementById('yourMessage').value;
|
|
peer.send(yourMessage);
|
|
});
|
|
|
|
peer.on('data', function(data) {
|
|
document.getElementById('messages').textContent += data + '\n';
|
|
});
|
|
|
|
}
|