a11yist/app/javascript/controllers/set_theme_controller.js

18 lines
600 B
JavaScript

import { Controller } from "@hotwired/stimulus"
import Cookie from "../lib/cookies"
// Connects to data-controller="set-theme"
export default class extends Controller {
COOKIE_NAME = "modeTheme";
connect() {
const cookieValue = Cookie.get(this.COOKIE_NAME);
console.log("cookieValue", cookieValue);
if(cookieValue) {
return true;
}
const darkMode = window.matchMedia("(prefers-color-scheme:dark)").matches ? "dark" : "light";
Cookie.set(this.COOKIE_NAME, darkMode);
window.document.getElementsByTagName("html")[0].setAttribute("data-bs-theme", darkMode)
}
}