chat/static/js/chat.js

82 lines
2.1 KiB
JavaScript
Raw Normal View History

state = "authenticating";
function authenticate(event) {
$("#alert").hide();
websocket.send(JSON.stringify({name: $("#username").val() }));
}
function send(event) {
websocket.send("\"" + $("#uinput").val() + "\"\n");
$("#uinput").val("");
}
$(function(){
$("#auth").hide();
$("#alert").hide();
$("#stream").hide();
$("#uinputs").hide();
$("#submit-username").click(authenticate);
$("#submit-uinput").click(send);
setupWS();
});
function setupWS() {
a = document.createElement("a");
a.href = document.URL;
url = "ws://" + a.hostname + ":8000/ws/";
websocket = new WebSocket(url);
websocket.onopen = function(evt) { onOpen(evt) };
websocket.onclose = function(evt) { onClose(evt) };
websocket.onmessage = function(evt) { onMessage(evt) };
websocket.onerror = function(evt) { onError(evt) };
}
function onOpen(e) {
console.log("websocket opened");
$("#auth").show();
}
function onClose(e) {
console.error("websocket disconnected");
$("#alert").show().text("client disconnect; please reload page");
$("#stream, #auth").hide();
}
function onMessage(e) {
var payload = JSON.parse(e.data);
if (state === "authenticating") {
if (!payload.success) {
console.error(payload);
$("#alert").show().text(payload.error);
return;
}
$("#auth").hide();
$("#stream").show();
$("#uinputs").show();
$(':input').keydown(function (e){
if(e.keyCode == 13){
send();
}
})
state = "chatting";
} else if (state === "chatting") {
var msg = $("#msg").clone();
msg.text(payload);
$("#chatter").prepend(msg.show());
var s = $("#chatter").children().size();
if (s > 20) {
var s = $("#chatter").children().last().remove();
}
}
}
function onError(e) {
console.error("websocket connection failure: " + JSON.stringify(e));
}
function negociate() {
var payload = {name: $("#username").val()};
websocket.send(JSON.stringify(payload));
}