import { defineConfig } from 'astro/config'
import tailwindcss from '@tailwindcss/vite'
import { imagetools } from "imagetools"
import react from "@astrojs/react"
import mdx from "@astrojs/mdx";
import { defineConfig } from 'astro/config';
import compress from 'vite-plugin-compression';
import sitemap from "@astrojs/sitemap";
import toc from '@jsdevtools/rehype-toc'
import domainExpansion from '@domain-expansion/astro';
import { rehypeAccessibleEmojis } from 'rehype-accessible-emojis';
import getReadingTime from 'reading-time';
import { toString } from 'mdast-util-to-string';

export function remarkReadingTime() {
  return function (tree, { data }) {
    const textOnPage = toString(tree);
    const readingTime = getReadingTime(textOnPage);
    // readingTime.text will give us minutes read as a friendly string,
    // i.e. "3 min read"
    data.astro.frontmatter.minutesRead = readingTime.text;
  };
}

/**
 * @link : https://github.com/rehypejs/rehype/blob/main/doc/plugins.md
 * @link : https://tanggd.github.io/en/guides/markdown-content/#configuring-markdown-and-mdx
 */

export default defineConfig({
  site: 'https://polymech.io',
  devToolbar: {
    enabled: false,
  },
  i18n: {
    locales: ["es", "en", "de", "fr", "it", "ar", "ja", "zh", "nl", "it", "pt"],
    defaultLocale: "en",
  },
  vite: {
    resolve: {
      alias: {
        '@components': '/src/components',
        '@layouts': '/src/layouts',
        'img': '',
      }
    },
    plugins: [
      tailwindcss({
        config: './tailwind.config.cjs',
        jit: true
      }),
      compress({
        algorithm: 'gzip', // You can also use 'brotliCompress' for Brotli
        threshold: 1024, // Compress files larger than 1KB
        deleteOriginFile: false, // Keep original files (optional)
      })
    ],
    build: {
      target: 'esnext',
      assetsDir: './assets',
      modulePreload: { polyfill: false },
      commonjsOptions: { esmExternals: true },
      assetsInlineLimit: 1024,
      sourcemap: false,
    },
    ssr: {
      external: ['cacache', 'glob', 'xlsx', 'sharp', '@polymech/kbot-d']
    }
  },
  markdown: {
    drafts: true,
    shikiConfig: {
      theme: "github-light-default"
    }
  },
  shikiConfig: {
    wrap: true,
    skipInline: false,
    drafts: true
  },
  integrations: [
    sitemap({}),
    mdx({
      rehypePlugins: [
        rehypeAccessibleEmojis,
        remarkReadingTime        
      ],
    }),
    //AstroPWA({}),
    react(),
    imagetools,
    domainExpansion({})
    /*  
    webmanifest({
      name: 'PolyMech',
      icon: 'public/logos/transparent.svg',
      short_name: 'App',
      description: 'Here she comes again :)',
      start_url: '/',
      theme_color: '#3367D6',
      background_color: '#3367D6',
      display: 'standalone',
    })
      */
  ]
});