traxxx/assets/js/ui/state.js

const storedTagFilter = localStorage.getItem('tagFilter');
const storedBatch = localStorage.getItem('batch');
const storedSfw = localStorage.getItem('sfw');
const storedTheme = localStorage.getItem('theme');

const deviceTheme = window.matchMedia?.('(prefers-color-scheme: dark)').matches ? 'dark' : 'light';

export default {
	tagFilter: storedTagFilter ? storedTagFilter.split(',') : [],
	range: 'latest',
	batch: storedBatch || 'all',
	sfw: storedSfw === 'true' || false,
	theme: storedTheme || deviceTheme,
};