import { useState } from 'react'
import { useRouter } from 'next/router'
import Link from 'next/link'
// Shared components
import Logo from 'shared/components/logos/freesewing.js'
import PrimaryNavigation from 'shared/components/navigation/primary'
import get from 'lodash.get'
// Site components
import Header from 'site/components/header'
import Footer from 'site/components/footer'
import Search from 'site/components/search'

const iconSize= 48

const PageTitle = ({ app, slug, title }) => {
  if (title) return <h1>{title}</h1>
  if (slug) return <h1>{get(app.navigation, slug.split('/')).__title}</h1>

  return <h1>FIXME: This page has no title</h1>
}

const Breadcrumbs = ({ app, slug=false, title }) => {
  if (!slug) return null
  const crumbs = []
  const chunks = slug.split('/')
  for (const i in chunks) {
    const j = parseInt(i)+parseInt(1)
    const page = get(app.navigation, chunks.slice(0,j))
    if (page) crumbs.push([page.__linktitle, '/'+chunks.slice(0,j).join('/'), (j < chunks.length)])
  }

  return (
    <ul className="flex flex-row flex-wrap gap-2 font-bold">
      <li>
        <Link href="/">
          <a title="To the homepage" className="text-base-content">
            <Logo size={24} fill="currentColor" stroke={false}/>
          </a>
        </Link>
      </li>
      {crumbs.map(crumb => (
        <>
          <li className="text-base-content">&raquo;</li>
          <li>
            {crumb[2]
              ?  (
                <Link href={crumb[1]}>
                  <a title={crumb[0]} className="text-secondary hover:text-secondary-focus">
                    {crumb[0]}
                  </a>
                </Link>
              )
              : <span className="text-base-content">{crumb[0]}</span>
            }
          </li>
        </>
      ))}
    </ul>
  )
}


const DefaultLayout = ({ app, title=false, children=[], search, setSearch}) => {

  const startNavigation = () => {
    app.startLoading()
    // Force close of menu on mobile if it is open
    if (app.primaryNavigation) app.setPrimaryNavigation(false)
    // Force close of search modal if it is open
    if (search) setSearch(false)
  }

  const router = useRouter()
  router?.events?.on('routeChangeStart', startNavigation)
  router?.events?.on('routeChangeComplete', () => app.stopLoading())
  const slug = router.asPath.slice(1)
  const [leftNav, setLeftNav] = useState(false)

  const toggleLeftNav = () => setLeftNav(!leftNav)

  return (
    <div className={`
    flex flex-col justify-between
    min-h-screen
    bg-base-100
    `}>
      <Header app={app} setSearch={setSearch} />
      <main className={`
        grow flex flex-row
        gap-2
        lg:gap-8
        xl:gap-16
      `}>
        <aside className={`
          fixed top-0 right-0
          ${app.primaryMenu ? '' : 'translate-x-[-100%]'} transition-transform
          pt-28
          sm:pt-8 sm:mt-16
          pb-4 px-2
          sm:px-1 md:px-4 lg:px-8 xl:px-16 2xl:px-32
          sm:relative sm:transform-none
          h-screen w-screen
          bg-base-100
          sm:bg-base-50
          sm:max-w-[38.2%]
          sm:flex sm:flex-row-reverse
          sm:sticky
          overflow-y-scroll
          z-20
          bg-base-100 text-base-content
          sm:bg-neutral sm:bg-opacity-95 sm:text-neutral-content
        `}>
          <PrimaryNavigation app={app} active={slug}/>
        </aside>
        <section className={`
          max-w-61.8% p-4 pt-24 sm:pt-28 w-full
          sm:px-1 md:px-4 lg:px-8 xl:px-16 2xl:px-32
        `}>
          <div className="max-w-5xl">
            {title && (
              <>
                <Breadcrumbs app={app} slug={slug} title={title} />
                <PageTitle app={app} slug={slug} title={title} />
              </>
            )}
            {children}
          </div>
        </section>
      </main>
      {search && (
        <>
        <div className={`
          fixed w-full max-h-screen bg-base-100 top-0 z-30 pt-0 pb-16 px-8
          sm:rounded-lg sm:top-24
          sm:max-w-xl sm:m-auto sm:inset-x-12
          md:max-w-2xl
          lg:max-w-4xl
        `}>
          <Search app={app} search={search} setSearch={setSearch}/>
        </div>
        <div className="fixed top-0 left-0 w-full min-h-screen bg-neutral z-20 bg-opacity-70"></div>
        </>
      )}
      <Footer app={app} />
    </div>
  )
}

export default DefaultLayout