import { defineConfig } from "astro/config"
import { visit } from "unist-util-visit"
import md5 from "md5"
import { SITE_URL } from "./src/consts"
import vue from "@astrojs/vue"
import tailwind from "@astrojs/tailwind"
import react from "@astrojs/react"

function pipeline() {
  return [
    // () => (tree) => {
    //   visit(tree, "element", (node, index) => {
    //     if (node.tagName === "p" && node.children[0].tagName === "img") {
    //       node.tagName = "figure"
    //       let img = node.children[0]
    //       let sign = md5(img.properties.src)
    //       let data = img.properties.alt.split("|")
    //       let alt = data[0]
    //       let size = "big"
    //       if (data.length > 1) {
    //         size = data[1]
    //       }
    //       let classes = [
    //         "image component image-fullbleed body-copy-wide nr-scroll-animation nr-scroll-animation--on",
    //       ]
    //       classes.push(`image-${size}`)
    //       node.properties.className = classes
    //       node.children = [
    //         {
    //           type: "element",
    //           tagName: "div",
    //           properties: {
    //             className: ["component-content"],
    //           },
    //           children: [
    //             {
    //               type: "element",
    //               tagName: "div",
    //               properties: {
    //                 className: ["image-sharesheet"],
    //               },
    //               children: [
    //                 {
    //                   type: "element",
    //                   tagName: "div",
    //                   properties: {
    //                     className: [
    //                       `image image-load image-asset image-${sign}`,
    //                     ],
    //                     id: `lht${sign}`,
    //                   },
    //                   children: [
    //                     {
    //                       type: "element",
    //                       tagName: "picture",
    //                       properties: {
    //                         className: ["picture"],
    //                       },
    //                       children: [
    //                         {
    //                           type: "element",
    //                           tagName: "img",
    //                           properties: {
    //                             "data-src": img.properties.src,
    //                             alt: alt,
    //                             className: ["picture-image"],
    //                           },
    //                         },
    //                       ],
    //                     },
    //                   ],
    //                 },
    //               ],
    //             },
    //             {
    //               type: "element",
    //               tagName: "div",
    //               properties: {
    //                 className: ["image-description"],
    //               },
    //               children: [
    //                 {
    //                   type: "element",
    //                   tagName: "div",
    //                   properties: {
    //                     className: ["image-caption"],
    //                   },
    //                   children: [
    //                     {
    //                       type: "text",
    //                       value: alt,
    //                     },
    //                   ],
    //                 },
    //               ],
    //             },
    //           ],
    //         },
    //       ]
    //     }
    //   })
    // },
    () => (tree) => {
      tree.children.forEach((node) => {
        if (node.type === "raw") {
          node.value = `<div class="pagebody code component"><div class="component-content code"> ${node.value} </div></div>`
          // node.value = node.value.replace(/astro-code/g, 'astro-code')
        }
      })
    },
    () => (tree) => {
      for (let i = 0; i < tree.children.length; i++) {
        let node = tree.children[i]
        if (
          node.type === "element" &&
          ["p", "h1", "h2", "h3", "h4", "h5", "h6", "table"].includes(
            node.tagName
          )
        ) {
          let next = tree.children[i + 1]
          let nodes = [node]
          while (
            next &&
            !["figure"].includes(next.tagName) &&
            next.type != "raw"
          ) {
            nodes.push(next)
            next = tree.children[tree.children.indexOf(next) + 1]
          }
          if (nodes.length > 1) {
            // rename label
            nodes.forEach((node) => {
              if (node.tagName === "p") {
                node.properties.className = ["pagebody-copy"]
                node.tagName = "div"
              }
              if (["h1", "h2", "h3", "h4", "h5", "h6"].includes(node.tagName)) {
                node.properties.className = ["pagebody-header"]
              }
            })
            tree.children.splice(i, nodes.length, {
              type: "element",
              tagName: "div",
              properties: {
                className: ["pagebody  text component"],
              },
              children: [
                {
                  type: "element",
                  tagName: "div",
                  properties: {
                    className: ["component-content"],
                  },
                  children: nodes,
                },
              ],
            })
          }
        }
      }
    },
    () => (tree) => {
      let len = tree.children.length
      for (let index = 0; index < len; index++) {
        let node = tree.children[index]
        if (node.type === "element" && node.tagName === "figure") {
          tree.children.splice(index, 0, {
            type: "element",
            tagName: "div",
            properties: {
              className: ["tertiarynav component"],
            },
            children: [
              {
                type: "element",
                tagName: "div",
                properties: {
                  className: ["component-content"],
                },
              },
            ],
          })
          index++
        }
      }
    },
  ]
}

// https://astro.build/config
export default defineConfig({
  site: SITE_URL,
  markdown: {
    rehypePlugins: pipeline(),
    syntaxHighlight: "prism",
  },
  integrations: [
    vue(),
    tailwind(),
    react({
      include: ["**/react/*"],
      experimentalReactChildren: true,
    }),
  ],
})