import React from 'react'
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'
import Right from 'shared/components/icons/right.js'
import Left from 'shared/components/icons/left.js'
// Site components
import Header from 'site/components/header'
import Footer from 'site/components/footer'
import Search from 'site/components/search'

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 => (
        <React.Fragment key={crumb[1]}>
          <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>
        </React.Fragment>
      ))}
    </ul>
  )
}

const asideClasses = `
  fixed top-0 right-0
  pt-28
  sm:pt-8 sm:mt-16
  pb-4 px-2
  sm:relative sm:transform-none
  h-screen w-screen
  bg-base-100
  sm:bg-base-50
  sm:flex
  sm:sticky
  overflow-y-scroll
  z-20
  bg-base-100 text-base-content
  transition-all
  xl:w-1/4
`


const DefaultLayout = ({
  app,
  title=false,
  children=[],
  search,
  setSearch,
  noSearch=false,
  workbench=false,
  AltMenu=null,
}) => {
  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 [collapsePrimaryNav, setCollapsePrimaryNav] = useState(workbench || false)
  const [collapseAltMenu, setCollapseAltMenu] = useState(false)

  return (
    <div className={`
    flex flex-col justify-between
    min-h-screen
    bg-base-100
    `}>
      <Header app={app} setSearch={setSearch} />
      <main className="grow bg-base-100">
        <div className="m-auto flex flex-row justify-center">

          <aside className={`
            ${asideClasses}
            ${app.primaryMenu ? '' : 'translate-x-[-100%]'} transition-transform
            sm:flex-row-reverse
            ${workbench && collapsePrimaryNav
              ? 'sm:px-0 sm:w-16'
              : 'sm:px-1 md:px-4 lg:px-8'
            }
            w-96
          `}>
            {workbench && (
              <div className={`hidden sm:flex`}>
                <button
                  className="text-secondary-focus h-full px-2 pl-4 hover:animate-pulse"
                  onClick={() => setCollapsePrimaryNav(!collapsePrimaryNav)}
                >
                  {collapsePrimaryNav
                    ? <><Right /><Right /><Right /></>
                    : <><Left /><Left /><Left /></>
                  }
                </button>
              </div>
            )}
            <PrimaryNavigation app={app} active={slug}/>
          </aside>

          <div className="p-0 m-0 bg-base-100">
            <section className={`
              p-4 pt-24 sm:pt-28
              sm:px-1 md:px-4 lg:px-8
              ${workbench && collapsePrimaryNav
                ? ''
                : 'max-w-7xl'
              }
            `}>
              <div>
                {title && (
                  <>
                    <Breadcrumbs app={app} slug={slug} title={title} />
                    <PageTitle app={app} slug={slug} title={title} />
                  </>
                )}
                {children}
              </div>
            </section>
          </div>

        </div>

        {workbench && AltMenu && (
          <aside className={`
            ${asideClasses}
            ${app.primaryMenu ? '' : 'translate-x-[-100%]'} transition-transform
            sm:flex-row
            ${collapseAltMenu
              ? 'sm:px-0 sm:w-16'
              : 'sm:px-1 md:px-4 lg:px-8 sm:w-[38.2%]'
            }
          `}>
            <div className={`hidden sm:flex`}>
              <button
                className="text-secondary-focus h-full px-2 pr-4 hover:animate-pulse"
                onClick={() => setCollapseAltMenu(!collapseAltMenu)}
              >
                {collapseAltMenu
                  ? <><Left /><Left /><Left /></>
                  : <><Right /><Right /><Right /></>
                }
              </button>
            </div>
            {AltMenu}
          </aside>
        )}
      </main>
      {!noSearch && 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