artcraft/app/root.tsx

import { useState, useEffect } from "react";
import { LinksFunction } from "@remix-run/deno";
import {
  Links,
  Meta,
  Outlet,
  Scripts,
  ScrollRestoration,
} from "@remix-run/react";

import normalizeCss from "./styles/normalize.css?url";
import tailwindCss from "./styles/tailwind.css?url";
import baseCss from "./styles/base.css?url";

import { LoadingDotsBricks } from "~/components";
import { TopBar } from "./modules/TopBar";
import { TopBarInnerContext } from "~/contexts/TopBarInner";

export const links: LinksFunction = () => [
  {
    rel: "stylesheet",
    href: normalizeCss,
  },
  {
    rel: "stylesheet",
    href: tailwindCss,
  },
  {
    rel: "stylesheet",
    href: baseCss,
  },
  {
    rel: "preconnect",
    href: "https://fonts.googleapis.com",
  },
  {
    rel: "preconnect",
    href: "https://fonts.gstatic.com",
    crossOrigin: "anonymous",
  },
  {
    rel: "stylesheet",
    href: "https://fonts.googleapis.com/css2?family=Fira+Sans:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap",
  },
];

export default function App() {
  const [topBarInnerComponent, setTopBarInnerComponent] =
  useState<JSX.Element | null>(null);
  const [isLoaded, setIsLoaded] = useState<'loading'|'loaded'|'completed'>('loading');
  useEffect(()=>{
    setIsLoaded('loaded');
    setTimeout(()=>setIsLoaded('completed'), 2000);
  },[]);


  return (
    <html lang="en">
      <head>
        <meta charSet="utf-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1" />
        <Meta />
        <Links />
      </head>
      <body className="overflow-hidden bg-ui-background">
        {isLoaded !== 'completed' && 
          <CompleteTakeoverLoadingScreen 
            className={
              isLoaded === 'loading'
                ? "transition-opacity duration-1000 opacity-100"
                : "transition-opacity duration-1000 opacity-0"
            }
          />
        }
        <TopBarInnerContext.Provider
          value={{
            TopBarInner: topBarInnerComponent,
            setTopBarInner: setTopBarInnerComponent,
          }}
        >
          <div className="topbar-spacer" />
          <Outlet />
          <TopBar />
        </TopBarInnerContext.Provider>
        <ScrollRestoration />
        <Scripts />
      </body>
    </html>
  );
}

function CompleteTakeoverLoadingScreen({className}:{className:string}){
  return(
    <div
      id='complete-takeover-loading-screen'
      className={className}
      style={{
        backgroundColor: '#1a1a27',
        position: 'fixed',
        top: 0,
        left: 0,
        width: '100vw',
        height: '100vh',
        display: 'flex',
        justifyContent: 'center',
        alignItems: 'center',
        zIndex: 9999,
      }}
    >
        <LoadingDotsBricks />
    </div>
  );
};