blastoise-archive/public/utils.js

57 lines
1.7 KiB
JavaScript

// MusicRoom - Utilities module
// DOM helpers, formatting, toast notifications
(function() {
const M = window.MusicRoom;
// DOM selector helper
M.$ = (s) => document.querySelector(s);
// Format seconds as m:ss
M.fmt = function(sec) {
if (!sec || !isFinite(sec)) return "0:00";
const m = Math.floor(sec / 60);
const s = Math.floor(sec % 60);
return m + ":" + String(s).padStart(2, "0");
};
// Toast notifications
M.showToast = function(message, duration = 4000) {
const container = M.$("#toast-container");
const toast = document.createElement("div");
toast.className = "toast";
toast.textContent = message;
container.appendChild(toast);
setTimeout(() => {
toast.classList.add("fade-out");
setTimeout(() => toast.remove(), 300);
}, duration);
};
// Flash permission denied animation
M.flashPermissionDenied = function() {
const row = M.$("#progress-row");
row.classList.remove("denied");
void row.offsetWidth; // Trigger reflow to restart animation
row.classList.add("denied");
setTimeout(() => row.classList.remove("denied"), 500);
};
// Get current server time (extrapolated)
M.getServerTime = function() {
if (M.serverPaused) return M.serverTimestamp;
return M.serverTimestamp + (Date.now() - M.lastServerUpdate) / 1000;
};
// Check if current user can control playback
M.canControl = function() {
if (!M.currentUser) return false;
if (M.currentUser.isAdmin) return true;
return M.currentUser.permissions?.some(p =>
p.resource_type === "stream" &&
(p.resource_id === M.currentStreamId || p.resource_id === null) &&
p.permission === "control"
);
};
})();