import path, { resolve } from 'node:path'
import { defineConfig } from 'vite'
import Vue from '@vitejs/plugin-vue'
import fs from 'fs-extra'
import matter from 'gray-matter'
import Pages from 'vite-plugin-pages'
import generateSitemap from 'vite-ssg-sitemap'
import MarkdownIt from 'markdown-it'

// import Layouts from 'vite-plugin-vue-layouts'
import { Vuetify3Resolver } from 'unplugin-vue-components/resolvers'
import MetaLayouts from 'vite-plugin-vue-meta-layouts'
import Components from 'unplugin-vue-components/vite'
import AutoImport from 'unplugin-auto-import/vite'
import Markdown from 'vite-plugin-vue-markdown'
import VueI18n from '@intlify/unplugin-vue-i18n/vite'
import Inspect from 'vite-plugin-inspect'
import Inspector from 'vite-plugin-vue-inspector'
import LinkAttributes from 'markdown-it-link-attributes'
import Unocss from 'unocss/vite'
import Shiki from 'markdown-it-shiki'
import VueMacros from 'unplugin-vue-macros/vite'

import vuetify from 'vite-plugin-vuetify'

export default defineConfig({
  resolve: {
    alias: {
      '~/': `${path.resolve(__dirname, 'src')}/`,
    },
  },

  plugins: [
    VueMacros({
      plugins: {
        vue: Vue({
          include: [/\.vue$/, /\.md$/],
          reactivityTransform: true,
        }),
      },
    }),

    // https://github.com/hannoeru/vite-plugin-pages
    Pages({
      extensions: ['vue', 'md'],
      dirs: [
        { dir: 'src/pages', baseRoute: '' },
        { dir: 'src/posts', baseRoute: 'posts' },
      ],
      extendRoute(route) {
        const path = resolve(__dirname, route.component.slice(1))
        const md = fs.readFileSync(path, 'utf-8')
        const { data, excerpt } = matter(md, {
          excerpt: (file) => {
            const content = ((file as any).content as string).replace(/<[^>]*>/g, '').replace(/\[\[toc\]\]/g, '')
          ;(file as any).excerpt = MarkdownIt()
              .render(content)
              .replace(/<[^>]*>/g, '')
              .replace(/\n/g, ' ')
              .replace(/\s+/, ' ')
              .slice(0, 280)
              .concat('...')
            return file
          },
        })
        route.meta = Object.assign(route.meta || {}, { frontmatter: data, excerpt })
        return route
      },
    }),

    // https://github.com/JohnCampionJr/vite-plugin-vue-layouts
    MetaLayouts(),

    // https://github.com/antfu/unplugin-auto-import
    AutoImport({
      imports: [
        'vue',
        'vue-router',
        'vue-i18n',
        'vue/macros',
        '@vueuse/head',
        '@vueuse/core',
      ],
      dts: 'src/auto-imports.d.ts',
      dirs: ['src/composables'],
      vueTemplate: true,
    }),

    // https://github.com/antfu/unplugin-vue-components
    Components({
      // allow auto load markdown components under `./src/components/`
      extensions: ['vue', 'md'],
      // allow auto import and register components used in markdown
      include: [/\.vue$/, /\.vue\?vue/, /\.md$/],
      dts: 'src/components.d.ts',
      resolvers: [
        Vuetify3Resolver(),
      ],
    }),

    // https://github.com/antfu/unocss
    // see unocss.config.ts for config
    Unocss(),

    // https://github.com/antfu/vite-plugin-vue-markdown
    // Don't need this? Try vitesse-lite: https://github.com/antfu/vitesse-lite
    Markdown({
      headEnabled: true,
      markdownItSetup(md) {
        // https://prismjs.com/
        md.use(Shiki, {
          theme: {
            light: 'vitesse-light',
            dark: 'vitesse-dark',
          },
        })
        md.use(LinkAttributes, {
          matcher: (link: string) => /^https?:\/\//.test(link),
          attrs: {
            target: '_blank',
            rel: 'noopener',
          },
        })
      },
    }),

    // https://github.com/intlify/bundle-tools/tree/main/packages/unplugin-vue-i18n
    VueI18n({
      runtimeOnly: true,
      compositionOnly: true,
      fullInstall: true,
      include: [path.resolve(__dirname, 'locales/**')],
    }),

    // https://github.com/antfu/vite-plugin-inspect
    // Visit http://localhost:3333/__inspect/ to see the inspector
    Inspect(),

    // https://github.com/webfansplz/vite-plugin-vue-inspector
    Inspector({
      toggleButtonVisibility: 'never',
    }),

    vuetify({ autoImport: false }),
  ],

  // https://github.com/vitest-dev/vitest
  test: {
    include: ['test/**/*.test.ts'],
    environment: 'jsdom',
    deps: {
      inline: ['@vue', '@vueuse', 'vue-demi'],
    },
  },

  // https://github.com/antfu/vite-ssg
  ssgOptions: {
    script: 'async',
    formatting: 'minify',
    crittersOptions: {
      reduceInlineStyles: false,
    },
    onFinished() {
      generateSitemap()
    },
  },

  ssr: {
    // TODO: workaround until they support native ESM
    noExternal: ['workbox-window', /vue-i18n/, 'vuetify'],
  },
})