blogben/assets/controllers/resize_controller.js

import { Controller } from '@hotwired/stimulus';

export default class extends Controller {
    connect() {
        const main = document.querySelector('main')
        if (sessionStorage.getItem('size')) {
            main.classList.toggle('size-max', true)
        } else {
            main.classList.toggle('size-max', false)
        }
    }
    
    resize() {
        const main = document.querySelector('main')
        if (main.classList.toggle('size-max')) {
            sessionStorage.setItem('size', 'size-max')
        } else {
            sessionStorage.removeItem('size')
        }
    }
}