numeretti/pizzicore/static/js/app.js

function get_url()
{
    var url = "";
    if(window.location.protocol == "http:") {
        url += "ws://"
    } else {
        url = "wss://"
    }
    url += window.location.host + '/v1/ws/counter/';
    url += document.getElementsByTagName('body')[0].dataset.cid;
    return url;
}

function do_websocket()
{
    const socket = new WebSocket(get_url());
    socket.onmessage = function(evt) {
        var msg = JSON.parse(evt.data)
        counter = document.getElementsByTagName('text')[0];
        counter.textContent = msg.value.toString()
    }
    socket.onclose = function() {
        setTimeout(do_websocket, 3000)
    }
    socket.onerror = socket.onclose
}
do_websocket()