import CONFIG from './config'
import { createContext, useContext, useEffect, useRef } from 'react'
import { isBrowser } from '@/lib/utils'
import { useGlobal } from '@/lib/global'
import { AdSlot } from '@/components/GoogleAdsense'
import { siteConfig } from '@/lib/config'
import { Transition } from '@headlessui/react'
import Link from 'next/link'
import { Style } from './style'
import replaceSearchResult from '@/components/Mark'
import dynamic from 'next/dynamic'
import NotionPage from '@/components/NotionPage'
import AlgoliaSearchModal from '@/components/AlgoliaSearchModal'
import { LAYOUT_MAPPINGS } from '@/blog.config'
import { useRouter } from 'next/router'

// 主题组件
const BlogListScroll = dynamic(() => import('./components/BlogListScroll'), { ssr: false });
const BlogArchiveItem = dynamic(() => import('./components/BlogArchiveItem'), { ssr: false });
const ArticleLock = dynamic(() => import('./components/ArticleLock'), { ssr: false });
const ArticleInfo = dynamic(() => import('./components/ArticleInfo'), { ssr: false });
const Comment = dynamic(() => import('@/components/Comment'), { ssr: false });
const ArticleAround = dynamic(() => import('./components/ArticleAround'), { ssr: false });
const ShareBar = dynamic(() => import('@/components/ShareBar'), { ssr: false });
const TopBar = dynamic(() => import('./components/TopBar'), { ssr: false });
const Header = dynamic(() => import('./components/Header'), { ssr: false });
const NavBar = dynamic(() => import('./components/NavBar'), { ssr: false });
const SideBar = dynamic(() => import('./components/SideBar'), { ssr: false });
const JumpToTopButton = dynamic(() => import('./components/JumpToTopButton'), { ssr: false });
const Footer = dynamic(() => import('./components/Footer'), { ssr: false });
const SearchInput = dynamic(() => import('./components/SearchInput'), { ssr: false });
const WWAds = dynamic(() => import('@/components/WWAds'), { ssr: false });
const BlogListPage = dynamic(() => import('./components/BlogListPage'), { ssr: false })

// 主题全局状态
const ThemeGlobalSimple = createContext()
export const useSimpleGlobal = () => useContext(ThemeGlobalSimple)

/**
 * 基础布局
 *
 * @param {*} props
 * @returns
 */
const LayoutBase = props => {
  const { children, slotTop } = props
  const { onLoading, fullWidth } = useGlobal()
  const searchModal = useRef(null)

  return (
    <ThemeGlobalSimple.Provider value={{ searchModal }}>
        <div id='theme-simple' className='min-h-screen flex flex-col dark:text-gray-300  bg-white dark:bg-black'>

            <Style/>

            {siteConfig('SIMPLE_TOP_BAR', null, CONFIG) && <TopBar {...props} />}

            {/* 顶部LOGO */}
            <Header {...props} />

            {/* 导航栏 */}
            <NavBar {...props} />

            {/* 主体 */}
            <div id='container-wrapper' className={(JSON.parse(siteConfig('LAYOUT_SIDEBAR_REVERSE')) ? 'flex-row-reverse' : '') + ' w-full flex-1 flex items-start max-w-9/10 mx-auto pt-12'}>
                <div id='container-inner ' className='w-full flex-grow min-h-fit'>
                    <Transition
                        show={!onLoading}
                        appear={true}
                        enter="transition ease-in-out duration-700 transform order-first"
                        enterFrom="opacity-0 translate-y-16"
                        enterTo="opacity-100"
                        leave="transition ease-in-out duration-300 transform"
                        leaveFrom="opacity-100 translate-y-0"
                        leaveTo="opacity-0 -translate-y-16"
                        unmount={false}
                    >
                        {slotTop}

                        {children}
                    </Transition>
                    <AdSlot type='native' />
                </div>

              {fullWidth
                ? null
                : <div id='right-sidebar' className="hidden xl:block flex-none sticky top-8 w-96 border-l dark:border-gray-800 pl-12 border-gray-100">
              <SideBar {...props} />
              </div>}

            </div>

            <div className='fixed right-4 bottom-4 z-20'>
                <JumpToTopButton />
            </div>

              {/* 搜索框 */}
              <AlgoliaSearchModal cRef={searchModal} {...props}/>

            <Footer {...props} />

        </div>
    </ThemeGlobalSimple.Provider>
  )
}

/**
 * 博客首页
 * 首页就是列表
 * @param {*} props
 * @returns
 */
const LayoutIndex = props => {
  return <LayoutPostList {...props} />
}
/**
 * 博客列表
 * @param {*} props
 * @returns
 */
const LayoutPostList = props => {
  return (
        <>
            {siteConfig('POST_LIST_STYLE') === 'page' ? <BlogListPage {...props} /> : <BlogListScroll {...props} />}
        </>
  )
}

/**
 * 搜索页
 * 也是博客列表
 * @param {*} props
 * @returns
 */
const LayoutSearch = props => {
  const { keyword } = props

  useEffect(() => {
    if (isBrowser) {
      replaceSearchResult({
        doms: document.getElementById('posts-wrapper'),
        search: keyword,
        target: {
          element: 'span',
          className: 'text-red-500 border-b border-dashed'
        }
      })
    }
  }, [])

  const slotTop = siteConfig('ALGOLIA_APP_ID') ? null : <SearchInput {...props} />

  return <LayoutPostList {...props} slotTop={slotTop} />
}

/**
 * 归档页
 * @param {*} props
 * @returns
 */
const LayoutArchive = props => {
  const { archivePosts } = props
  return (
        <>
            <div className="mb-10 pb-20 md:py-12 p-3  min-h-screen w-full">
                {Object.keys(archivePosts).map(archiveTitle => <BlogArchiveItem key={archiveTitle} archiveTitle={archiveTitle} archivePosts={archivePosts} />)}
            </div>
        </>
  )
}

/**
 * 文章详情
 * @param {*} props
 * @returns
 */
const LayoutSlug = props => {
  const { post, lock, validPassword, prev, next } = props
  const { fullWidth } = useGlobal()

  return (
        <>

            {lock && <ArticleLock validPassword={validPassword} />}

            <div id="article-wrapper" className={`px-2  ${fullWidth ? '' : 'xl:max-w-4xl 2xl:max-w-6xl'}`}>

                {/* 文章信息 */}
                <ArticleInfo post={post} />

                {/* 广告嵌入 */}
                {/* <AdSlot type={'in-article'} /> */}
                <WWAds orientation="horizontal" className="w-full" />

                {/* Notion文章主体 */}
                {!lock && <NotionPage post={post} />}

                {/* 分享 */}
                <ShareBar post={post} />

                {/* 广告嵌入 */}
                <AdSlot type={'in-article'} />

                {post?.type === 'Post' && <ArticleAround prev={prev} next={next} />}

                {/* 评论区 */}
                <Comment frontMatter={post} />

            </div>

        </>
  )
}

/**
 * 404
 * @param {*} props
 * @returns
 */
const Layout404 = (props) => {
  const { post } = props
  const router = useRouter()
  useEffect(() => {
    // 404
    if (!post) {
      setTimeout(() => {
        if (isBrowser) {
          const article = document.getElementById('notion-article')
          if (!article) {
            router.push('/404').then(() => {
              console.warn('找不到页面', router.asPath)
            })
          }
        }
      }, siteConfig('POST_WAITING_TIME_FOR_404') * 1000)
    }
  }, [post])
  return <>
        404 Not found.
    </>
}

/**
 * 分类列表
 * @param {*} props
 * @returns
 */
const LayoutCategoryIndex = props => {
  const { categoryOptions } = props
  return (
        <>
            <div id='category-list' className='duration-200 flex flex-wrap'>
                {categoryOptions?.map(category => {
                  return (
                        <Link
                            key={category.name}
                            href={`/category/${category.name}`}
                            passHref
                            legacyBehavior>
                            <div
                                className={'hover:text-black dark:hover:text-white dark:text-gray-300 dark:hover:bg-gray-600 px-5 cursor-pointer py-2 hover:bg-gray-100'}>
                                <i className='mr-4 fas fa-folder' />{category.name}({category.count})
                            </div>
                        </Link>
                  )
                })}
            </div>
        </>
  )
}

/**
 * 标签列表
 * @param {*} props
 * @returns
 */
const LayoutTagIndex = (props) => {
  const { tagOptions } = props
  return (
        <>
            <div id='tags-list' className='duration-200 flex flex-wrap'>
                {tagOptions.map(tag => {
                  return (
                        <div key={tag.name} className='p-2'>
                            <Link
                                key={tag}
                                href={`/tag/${encodeURIComponent(tag.name)}`}
                                passHref
                                className={`cursor-pointer inline-block rounded hover:bg-gray-500 hover:text-white duration-200  mr-2 py-1 px-2 text-xs whitespace-nowrap dark:hover:text-white text-gray-600 hover:shadow-xl dark:border-gray-400 notion-${tag.color}_background dark:bg-gray-800`}>
                                <div className='font-light dark:text-gray-400'><i className='mr-1 fas fa-tag' /> {tag.name + (tag.count ? `(${tag.count})` : '')} </div>
                            </Link>
                        </div>
                  )
                })}
            </div>
        </>
  )
}

/**
 * 根据路径 获取对应的layout
 * @param {*} path
 * @returns
 */
const getLayoutNameByPath = (path) => {
  // 检查特殊处理的路径
  if (LAYOUT_MAPPINGS[path]) {
    return LAYOUT_MAPPINGS[path];
  } else {
    // 没有特殊处理的路径返回默认layout名称
    return 'LayoutSlug';
  }
}

export {
  CONFIG as THEME_CONFIG,
  LayoutBase,
  LayoutIndex,
  LayoutSearch,
  LayoutArchive,
  LayoutSlug,
  Layout404,
  LayoutCategoryIndex,
  LayoutPostList,
  LayoutTagIndex,
  getLayoutNameByPath
}