import { execSync } from "node:child_process";
import { existsSync } from "node:fs";
import { join } from "node:path";
import { fileURLToPath } from "node:url";
import { defineConfig } from "astro/config";
import starlight from "@astrojs/starlight";
import sitemap from "@astrojs/sitemap";
import { unified } from "@astrojs/markdown-remark";
import remarkMermaid from "remark-mermaidjs";
import ogImagePlugin from "./src/plugins/og-image";
import updatesIntegration from "./src/plugins/updates";

// Apache (production) resolves a directory URL to its index.html, so the site can
// link to `/bluebey-studio/`. Vite's dev server serves `/bluebey-studio/index.html`
// but 404s on the directory form, so the link appears broken in `astro dev`.
// This serve-only middleware rewrites such a URL to the index file it points at,
// leaving the production output untouched.
function publicDirIndexPlugin() {
  const publicDir = fileURLToPath(new URL("./public/", import.meta.url));
  return {
    name: "serve-public-dir-index",
    apply: "serve",
    configureServer(server) {
      server.middlewares.use((req, res, next) => {
        const [pathname, query] = (req.url ?? "").split("?", 2);
        // The studio is plain static files whose names never change, so a cached
        // copy hides edits during development (the browser keeps running the old
        // JS after it has been rebuilt).
        if (pathname.startsWith("/bluebey-studio/")) {
          res.setHeader("Cache-Control", "no-store");
        }
        // Only directory requests (trailing slash) can need an index file.
        if (!pathname.endsWith("/")) return next();
        let indexFile;
        try {
          indexFile = join(publicDir, decodeURIComponent(pathname), "index.html");
        } catch {
          return next(); // malformed percent-encoding
        }
        // Make sure the path stayed inside public/ and the file really exists.
        if (!indexFile.startsWith(publicDir) || !existsSync(indexFile)) return next();
        req.url = `${pathname}index.html${query ? `?${query}` : ""}`;
        next();
      });
    },
  };
}

// ページの最終更新日を git の履歴から引く（サイトマップの lastmod 用）。
function buildGitDateMap() {
  const map = new Map();
  try {
    const out = execSync("git log --no-merges --pretty=format:__C__%cI --name-only", {
      encoding: "utf-8",
      maxBuffer: 256 * 1024 * 1024,
    });
    let date = "";
    for (const raw of out.split("\n")) {
      const line = raw.trim();
      if (line.startsWith("__C__")) {
        date = line.slice(5);
      } else if (line && date && !map.has(line)) {
        map.set(line, date);
      }
    }
  } catch {
    // git が使えない環境では lastmod を付けない。
  }
  return map;
}
const gitDates = buildGitDateMap();

function lastmodFor(url) {
  const path = url.replace(/^https?:\/\/[^/]+/, "").replace(/^\/+|\/+$/g, "");
  const bases = path ? [path, `${path}/index`] : ["index"];
  for (const base of bases) {
    for (const ext of [".mdx", ".md"]) {
      const date = gitDates.get(`src/content/docs/${base}${ext}`);
      if (date) return new Date(date);
    }
  }
  return undefined;
}

export default defineConfig({
  site: "https://yasutakeyohei.com",
  base: "/",
  trailingSlash: "always",
  compressHTML: true,
  image: {
    layout: "constrained",
    responsiveStyles: true,
  },
  markdown: {
    processor: unified({ remarkPlugins: [remarkMermaid] }),
  },
  vite: {
    plugins: [publicDirIndexPlugin()],
  },
  integrations: [
    sitemap({
      serialize(item) {
        const lastmod = lastmodFor(item.url);
        if (lastmod) item.lastmod = lastmod;
        return item;
      },
    }),
    updatesIntegration(),
    ogImagePlugin(),
    starlight({
      title: "小平市議 安竹洋平 公式サイト",
      description:
        "一般質問や議会での活動、いじめ、発達関連の情報をまとめています。",
      defaultLocale: "root",
      locales: {
        root: {
          label: "日本語",
          lang: "ja",
        },
      },
      social: [
        {
          icon: "x.com",
          label: "X",
          href: "https://twitter.com/yasutakeyohei",
        },
        {
          icon: "code-branch",
          label: "CGit",
          href: "https://cgit.yasutakeyohei.com/",
        },
      ],
      sidebar: [
        { label: "ホーム", link: "/" },
        {
          label: "実績",
          collapsed: true,
          items: [
            { label: "概要", link: "/jisseki/" },
            {
              label: "公文書管理の不正追及の軌跡",
              link: "/koubunsyo-kanri/",
            },
            {
              label: "いじめ重大事態への対応の軌跡",
              collapsed: true,
              items: [
                { label: "軌跡", link: "/ijime-judai-jitai/" },
                {
                  label: "重大事態対応フロー図",
                  link: "/ijime-judai-jitai/flow/",
                },
              ],
            },
            {
              label: "障害者福祉施設における虐待通報対応の軌跡",
              link: "/fukushi-shisetsu-gyakutai/",
            },
            { label: "合気公園の軌跡", link: "/aiki-kouen/" },
            { label: "情緒固定級の軌跡", link: "/joutyo-koteikyu/" },
            { label: "過剰な制限緩和の軌跡", link: "/kajo-seigen-kanwa/" },
            {
              label: "東京サレジオ学園北側開発問題の軌跡",
              link: "/saresio-kaihatu/",
            },
            {
              label: "ワクチン副反応救済制度の適正化の軌跡",
              link: "/vaccine-kyuusai-tekiseika/",
            },
            {
              label: "ディスレクシア（読み書き障害）対応の軌跡",
              link: "/dislexia-taiou/",
            },
            {
              label: "湖南衛生組合の議員報酬・給与見直しの軌跡",
              link: "/konan-eisei-kumiai/",
            },
          ],
        },
        {
          label: "一般質問",
          collapsed: true,
          items: [
            { label: "一覧", link: "/ippan-situmon/" },
            year("r8d", "令和8年度", ["9gatu", "6gatu"]),
            year("r7d", "令和7年度", ["3gatu", "12gatu", "9gatu", "6gatu"]),
            year("r6d", "令和6年度", ["3gatu", "12gatu", "9gatu", "6gatu"]),
            year("r5d", "令和5年度", ["3gatu", "12gatu", "9gatu", "6gatu"]),
            year("r4d", "令和4年度", ["3gatu", "12gatu", "9gatu", "6gatu"]),
            year("r3d", "令和3年度", ["3gatu", "12gatu", "9gatu", "6gatu"]),
            year("r2d", "令和2年度", ["3gatu", "12gatu", "9gatu", "6gatu"]),
            year("r1d", "令和元年度", ["3gatu", "12gatu", "9gatu", "6gatu"]),
          ],
        },
        {
          label: "委員会・請願",
          collapsed: true,
          items: [
            { label: "一覧", link: "/iinkai/" },
            {
              label: "令和8年度",
              collapsed: true,
              items: [
                {
                  label: "請願第18号（令和8年5月8日 生活文教委員会）",
                  link: "/iinkai/r8d/2-seigan18/",
                },
                {
                  label: "請願第19号（令和8年8月26日 厚生委員会）",
                  link: "/iinkai/r8d/1-seigan19/",
                },
              ],
            },
            {
              label: "令和6年度",
              collapsed: true,
              items: [
                {
                  label: "請願第7号（令和6年6月12日 生活文教委員会）",
                  link: "/iinkai/r6d/1-seigan7/",
                },
                {
                  label: "請願第11号（令和6年9月11日 生活文教委員会）",
                  link: "/iinkai/r6d/2-seigan11/",
                },
                {
                  label: "請願第12号（令和6年9月11日 生活文教委員会）",
                  link: "/iinkai/r6d/3-seigan12/",
                },
                {
                  label: "請願第13号（請願第11号を出し直し）",
                  link: "/iinkai/r6d/4-seigan13/",
                },
                {
                  label: "請願第14号（請願第12号を出し直し）",
                  link: "/iinkai/r6d/5-seigan14/",
                },
              ],
            },
            {
              label: "令和5年度",
              collapsed: true,
              items: [
                {
                  label: "請願第1号（令和5年8月22日 生活文教委員会）",
                  link: "/iinkai/r5d/1-seigan1/",
                },
              ],
            },
            {
              label: "令和3年度",
              collapsed: true,
              items: [
                {
                  label: "請願第12号（令和4年2月2日 生活文教委員会）",
                  link: "/iinkai/r3d/1-seigan12/",
                },
                {
                  label: "請願第8号（令和3年9月14日 生活文教委員会）",
                  link: "/iinkai/r3d/2-seigan8/",
                },
              ],
            },
            {
              label: "令和2年度",
              collapsed: true,
              items: [
                {
                  label: "請願第5号（令和3年3月9日 総務委員会）",
                  link: "/iinkai/r2d/1-seigan5/",
                },
              ],
            },
          ],
        },
        { label: "メディア掲載", link: "/media/" },
        {
          label: "ディスレクシア",
          collapsed: true,
          items: [
            { label: "概要", link: "/about-dyslexia/" },
            {
              label: "ディスレクシアとは",
              link: "/about-dyslexia/what-is-dyslexia/",
            },
            {
              label: "ディスレクシアの著名人",
              link: "/about-dyslexia/celebrities/",
            },
            {
              label: "本人や保護者の声",
              link: "/about-dyslexia/voices/",
            },
            {
              label: "潜在的人数と文科省調査",
              link: "/about-dyslexia/potential-number/",
            },
            {
              label: "見過ごさないためのアセスメント",
              link: "/about-dyslexia/assessment/",
            },
            {
              label: "デイジー教科書と音声教材",
              link: "/about-dyslexia/daisy-and-onsei/",
            },
            {
              label: "合理的配慮と関連法律",
              link: "/about-dyslexia/reasonable-accommodation/",
            },
            {
              label: "小平市の状況",
              link: "/about-dyslexia/kodaira/",
            },
            {
              label: "就学相談・通級指導",
              link: "/about-dyslexia/school-consultation/",
            },
            {
              label: "情緒固定級とは",
              link: "/about-dyslexia/emotional-support-class/",
            },
            {
              label: "チャレンジスクール等",
              link: "/about-dyslexia/high-school-options/",
            },
            {
              label: "長期欠席支援シート",
              link: "/about-dyslexia/support-sheet/",
            },
            {
              label: "支援リソース・参考情報",
              link: "/about-dyslexia/support-resources/",
            },
            {
              label: "書籍・マンガ・映画",
              link: "/about-dyslexia/books/",
            },
          ],
        },
        {
          label: "活動のツール",
          collapsed: true,
          items: [
            {
              label: "Whisperで文字起こしする方法",
              link: "/whisper-to-ai-moji-okoshi/",
            },
            {
              label: "textlintで文章校正する方法",
              link: "/textlint-guide/",
            },
          ],
        },
        {
          label: "小平市のデータ",
          collapsed: true,
          items: [
            { label: "小平市の公園一覧", link: "/kodaira-data/parks/" },
            {
              label: "小平市ホームページのアーカイブ（暫定）とお問い合わせ先（電話番号）一覧",
              link: "/kodaira-data/hp-archive/",
            },
          ],
        },
        { label: "ご支援", link: "/support/" },
        { label: "コンタクト", link: "/contact/" },
        { label: "私の方針", link: "/policy/" },
      ],
      customCss: ["./src/styles/custom.css"],
      tableOfContents: { minHeadingLevel: 2, maxHeadingLevel: 6 },
      lastUpdated: true,
      editLink: {
        baseUrl: "https://cgit.yasutakeyohei.com/yasutakeyohei.com.git/log/",
      },
      plugins: [],
      pagefind: true,
      head: [
        {
          tag: "link",
          attrs: {
            rel: "icon",
            href: "/favicon.ico",
            type: "image/x-icon",
          },
        },
        {
          tag: "script",
          attrs: {
            defer: true,
            src: "https://umami.yasutakeyohei.com/script.js",
            "data-website-id": "75200d05-d977-4664-83f4-148e2a4f774b",
          },
        },
        {
          tag: "meta",
          attrs: {
            property: "og:image",
            content: "https://yasutakeyohei.com/og/index.jpg?v=2",
          },
        },
        {
          tag: "meta",
          attrs: {
            name: "twitter:card",
            content: "summary_large_image",
          },
        },
        {
          tag: "meta",
          attrs: {
            name: "twitter:image",
            content: "https://yasutakeyohei.com/og/index.jpg?v=2",
          },
        },
        {
          tag: "script",
          attrs: { type: "application/ld+json" },
          content: JSON.stringify({
            "@context": "https://schema.org",
            "@type": "Person",
            name: "安竹洋平",
            givenName: "洋平",
            familyName: "安竹",
            jobTitle: "小平市議会議員",
            affiliation: {
              "@type": "Organization",
              name: "小平市議会",
              address: {
                "@type": "PostalAddress",
                addressLocality: "小平市",
                addressRegion: "東京都",
                addressCountry: "JP",
              },
            },
            image: "https://yasutakeyohei.com/img/faceicon.jpg",
            url: "https://yasutakeyohei.com/",
            sameAs: ["https://twitter.com/yasutakeyohei"],
          }),
        },
        {
          tag: "script",
          content:
            "document.addEventListener('DOMContentLoaded', () => { document.querySelectorAll('.sl-markdown-content h2[id], .sl-markdown-content h3[id]').forEach(h => { const a = document.createElement('a'); a.href = '#' + h.id; a.className = 'heading-anchor'; a.innerHTML = '<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71\"/><path d=\"M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71\"/></svg>'; a.title = 'クリックでこの見出しのURLをコピー'; a.addEventListener('click', e => { e.preventDefault(); const url = location.origin + location.pathname + '#' + h.id; navigator.clipboard.writeText(url).then(() => { a.classList.add('copied'); a.title = 'コピーしました！'; setTimeout(() => { a.classList.remove('copied'); a.title = 'クリックでこの見出しのURLをコピー'; }, 2000); }); }); h.prepend(a); }); });",
        },
        {
          tag: "script",
          content:
            "document.addEventListener('DOMContentLoaded', () => { document.querySelectorAll('[href=\"#_top\"] span').forEach(el => { if (el.textContent === 'トップへ戻る') el.textContent = ''; }); });",
        },
      ],
      components: {
        PageTitle: "./src/components/starlight/PageTitle.astro",
        SocialIcons: "./src/components/starlight/SocialIcons.astro",
        Footer: "./src/components/starlight/Footer.astro",
      },
    }),
  ],
});

function year(dir, label, months) {
  const MONTHS = {
    "6gatu": "6月定例会",
    "9gatu": "9月定例会",
    "12gatu": "12月定例会",
    "3gatu": "3月定例会",
  };
  const items = [];
  items.push({ label: "一覧", link: `ippan-situmon/${dir}/` });
  for (const m of months) {
    items.push({
      label: MONTHS[m],
      collapsed: true,
      items: [{ autogenerate: { directory: `ippan-situmon/${dir}/${m}` } }],
    });
  }
  return { label, collapsed: true, items };
}