trilium/public/javascripts/messaging.js

68 lines
2 KiB
JavaScript

"use strict";
const messaging = (function() {
function messageHandler(event) {
console.log(event.data);
const message = JSON.parse(event.data);
if (message.type === 'sync') {
lastPingTs = new Date().getTime();
const data = message.data;
if (data.notes_tree) {
console.log("Reloading tree because of background changes");
noteTree.reload();
}
if (data.notes && data.notes.includes(noteEditor.getCurrentNoteId())) {
showMessage('Reloading note because background change');
noteEditor.reload();
}
const changesToPushCountEl = $("#changesToPushCount");
changesToPushCountEl.html(message.changesToPushCount);
}
}
let ws = null;
function connectWebSocket() {
// use wss for secure messaging
ws = new WebSocket("ws://" + location.host);
ws.onopen = function (event) {};
ws.onmessage = messageHandler;
ws.onclose = function(){
// Try to reconnect in 5 seconds
setTimeout(() => connectWebSocket(), 5000);
};
}
connectWebSocket();
let lastPingTs = new Date().getTime();
let connectionBrokenNotification = null;
setInterval(async () => {
if (new Date().getTime() - lastPingTs > 5000) {
if (!connectionBrokenNotification) {
connectionBrokenNotification = $.notify({
// options
message: "Lost connection to server"
},{
// settings
type: 'danger',
delay: 100000000 // keep it until we explicitly close it
});
}
}
else if (connectionBrokenNotification) {
await connectionBrokenNotification.close();
connectionBrokenNotification = null;
showMessage("Re-connected to server");
}
}, 3000);
})();