import type { ReactNode } from 'react'
import {
  isRouteErrorResponse,
  Links,
  Meta,
  Outlet,
  Scripts,
  ScrollRestoration,
} from 'react-router'

import type { Route } from './+types/root'
import './app.css'
import { APP, META_TITLE_CONFIG } from './configs/meta'

export const links: Route.LinksFunction = () => [
  { rel: 'preconnect', href: 'https://fonts.googleapis.com' },
  {
    rel: 'preconnect',
    href: 'https://fonts.gstatic.com',
    crossOrigin: 'anonymous',
  },
]

export const meta = ({ location }: Route.MetaArgs) => {
  const { pathname } = location
  const pageTitle = META_TITLE_CONFIG.find(
    (meta) => meta.path === pathname,
  )?.title
  const metaTitle = APP.title
  const title = `${pageTitle ? `${pageTitle} - ` : ''}${metaTitle}`

  return [
    {
      title,
    },
  ]
}

export const Layout = ({ children }: { children: ReactNode }) => {
  return (
    <html lang="en">
      <head>
        <meta charSet="utf-8" />
        <meta
          name="viewport"
          content="width=device-width, initial-scale=1"
        />
        <Meta />
        <Links />
      </head>
      <body>
        {children}
        <ScrollRestoration />
        <Scripts />
      </body>
    </html>
  )
}

export const ErrorBoundary = ({ error }: Route.ErrorBoundaryProps) => {
  let message = 'Oops!'
  let details = 'An unexpected error occurred.'
  let stack: string | undefined

  if (isRouteErrorResponse(error)) {
    message = error.status === 404 ? '404' : 'Error'
    details =
      error.status === 404
        ? 'The requested page could not be found.'
        : error.statusText || details
  } else if (import.meta.env.DEV && error && error instanceof Error) {
    details = error.message
    stack = error.stack
  }

  return (
    <main className="container mx-auto p-4 pt-16">
      <h1>{message}</h1>
      <p>{details}</p>
      {stack && (
        <pre className="w-full overflow-x-auto p-4">
          <code>{stack}</code>
        </pre>
      )}
    </main>
  )
}

const App = () => {
  return <Outlet />
}

export default App
