(function () {
'use strict';
var STORAGE_KEY = 'irc-dark-mode';
function isDark() {
try {
return localStorage.getItem(STORAGE_KEY) === 'true';
} catch (e) {
return false;
}
}
function applyMode(dark) {
document.documentElement.setAttribute('data-irc-mode', dark ? 'dark' : 'light');
try {
localStorage.setItem(STORAGE_KEY, dark ? 'true' : 'false');
} catch (e) { }
}
applyMode(isDark());
document.addEventListener('DOMContentLoaded', function () {
var btn = document.createElement('button');
btn.className = 'icon-button irc-dark-toggle';
btn.type = 'button';
btn.title = 'Toggle dark mode';
btn.setAttribute('aria-label', 'Toggle dark mode');
btn.innerHTML = isDark()
? '<span class="toggle-icon">☼</span>' : '<span class="toggle-icon">☾</span>';
btn.addEventListener('click', function () {
var dark = !isDark();
applyMode(dark);
btn.innerHTML = dark
? '<span class="toggle-icon">☼</span>'
: '<span class="toggle-icon">☾</span>';
});
var leftButtons = document.querySelector('.left-buttons');
if (leftButtons) {
leftButtons.appendChild(btn);
}
});
})();