From c20f72b41a5edef42942e1009f8e2b8cbbbd41a2 Mon Sep 17 00:00:00 2001
From: Meow <197331664+Meo597@users.noreply.github.com>
Date: Wed, 17 Dec 2025 16:11:35 +0800
Subject: [PATCH] =?UTF-8?q?=E7=BF=BB=E8=AF=91=E8=BF=87=E6=97=B6=E6=8F=90?=
 =?UTF-8?q?=E9=86=92?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .gitignore                                    |   2 +-
 .../theme/components/TranslationNotice.vue    |  72 ++++++++++++
 .vitepress/theme/index.mts                    |   2 +
 package.json                                  |   6 +-
 scripts/gen-i18n-stale.mjs                    | 105 ++++++++++++++++++
 5 files changed, 183 insertions(+), 4 deletions(-)
 create mode 100644 .vitepress/theme/components/TranslationNotice.vue
 create mode 100644 scripts/gen-i18n-stale.mjs

diff --git a/.gitignore b/.gitignore
index dd18b2a5..020e7e66 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,4 @@ node_modules/
 # VitePress
 .vitepress/dist/
 .vitepress/cache/
-.vitepress/.generated/contributors.json
+.vitepress/.generated/
diff --git a/.vitepress/theme/components/TranslationNotice.vue b/.vitepress/theme/components/TranslationNotice.vue
new file mode 100644
index 00000000..f25d4f32
--- /dev/null
+++ b/.vitepress/theme/components/TranslationNotice.vue
@@ -0,0 +1,72 @@
+<script setup lang="ts">
+import statusMap from "../../.generated/i18n-status.json";
+import { useRoute, useData } from "vitepress";
+import { computed } from "vue";
+
+const route = useRoute();
+const { lang } = useData();
+
+const info = computed(() => {
+  const map = statusMap as Record<string, any>;
+  const raw = route.path;
+  const keys = [
+    raw,
+    raw.replace(/\.html$/, ""),
+    raw.endsWith("/") ? raw.slice(0, -1) : raw + "/",
+    raw.replace(/\.html$/, "").endsWith("/")
+      ? raw.replace(/\.html$/, "").slice(0, -1)
+      : raw.replace(/\.html$/, "") + "/",
+  ];
+  for (const k of keys) if (map[k]) return map[k];
+  return null;
+});
+
+const isZh = computed(() => (lang.value || "").toLowerCase().startsWith("zh"));
+
+const text = computed(() => {
+  const l = (lang.value || "en").toLowerCase();
+  const dict: any = {
+    en: {
+      title: "Translation notice",
+      body: "This translation may be outdated. Please refer to the Chinese original.",
+      go: "View Chinese original",
+    },
+    ru: {
+      title: "Уведомление о переводе",
+      body: "Этот перевод может быть устаревшим. Пожалуйста, обратитесь к оригинальной китайской версии.",
+      go: "Посмотреть оригинальную китайскую версию",
+    },
+  };
+  return dict[l] || dict[l.split("-")[0]] || dict.en;
+});
+</script>
+
+<template>
+  <div
+    v-if="!isZh && info && info.stale"
+    class="custom-block warning vp-translation-warning"
+  >
+    <p class="custom-block-title">
+      {{ text.title }}
+    </p>
+
+    <p>
+      <span v-if="info.translated">
+        {{ text.body }}
+      </span>
+      <span v-else>
+        This page is not translated yet. Please refer to the Chinese original.
+      </span>
+      <br />
+      <a :href="info.zhRoute" class="link">
+        {{ text.go }}
+      </a>
+    </p>
+  </div>
+</template>
+
+<style scoped>
+.vp-translation-warning {
+  margin: 16px 0;
+}
+</style>
diff --git a/.vitepress/theme/index.mts b/.vitepress/theme/index.mts
index 5ec6b655..d844a91f 100644
--- a/.vitepress/theme/index.mts
+++ b/.vitepress/theme/index.mts
@@ -9,6 +9,7 @@ import { onMounted, watch, nextTick } from "vue";
 import { useRoute } from "vitepress";
 
 import { h } from "vue";
+import TranslationNotice from "./components/TranslationNotice.vue";
 import PageContributors from "./components/PageContributors.vue";
 
 export default {
@@ -31,6 +32,7 @@ export default {
 
   Layout() {
     return h(DefaultTheme.Layout, null, {
+      "doc-before": () => h(TranslationNotice),
       "doc-after": () => h(PageContributors),
     });
   },
diff --git a/package.json b/package.json
index 105b3a36..6c5168bc 100644
--- a/package.json
+++ b/package.json
@@ -6,8 +6,8 @@
     "vitepress-plugin-mermaid": "^2.0.17"
   },
   "scripts": {
-    "docs:dev": "node scripts/gen-contributors.mjs && vitepress dev",
-    "docs:build": "node scripts/gen-contributors.mjs && vitepress build",
-    "docs:preview": "node scripts/gen-contributors.mjs && vitepress preview"
+    "docs:dev": "node scripts/gen-i18n-stale.mjs && node scripts/gen-contributors.mjs && vitepress dev",
+    "docs:build": "node scripts/gen-i18n-stale.mjs && node scripts/gen-contributors.mjs && vitepress build",
+    "docs:preview": "node scripts/gen-i18n-stale.mjs && node scripts/gen-contributors.mjs && vitepress preview"
   }
 }
diff --git a/scripts/gen-i18n-stale.mjs b/scripts/gen-i18n-stale.mjs
new file mode 100644
index 00000000..4893ce2c
--- /dev/null
+++ b/scripts/gen-i18n-stale.mjs
@@ -0,0 +1,105 @@
+import fs from "node:fs";
+import path from "node:path";
+import { execSync } from "node:child_process";
+
+const ROOT = process.cwd();
+const DOCS_DIR = path.resolve(ROOT, "docs");
+const OUT_DIR = path.resolve(ROOT, ".vitepress/.generated");
+const OUT_FILE = path.join(OUT_DIR, "i18n-status.json");
+
+const LOCALES = ["en", "ru"];
+
+function walk(dir) {
+    const out = [];
+    for (const name of fs.readdirSync(dir)) {
+        const p = path.join(dir, name);
+        const st = fs.statSync(p);
+        if (st.isDirectory()) out.push(...walk(p));
+        else if (p.endsWith(".md")) out.push(p);
+    }
+    return out;
+}
+
+function gitLastCommitISO(fileAbsPath) {
+    const rel = path.relative(ROOT, fileAbsPath).replaceAll("\\", "/");
+    try {
+        const iso = execSync(`git log -1 --format=%cI -- "${rel}"`, {
+            encoding: "utf8",
+        }).trim();
+        return iso || null;
+    } catch {
+        return null;
+    }
+}
+
+function toRouteFromDocsRel(relToDocs) {
+    let route = "/" + relToDocs.replace(/\.md$/, "");
+    route = route.replace(/\/index$/, "/");
+    return route;
+}
+
+const zhFiles = walk(DOCS_DIR).filter((p) => {
+    const rel = path.relative(DOCS_DIR, p).replaceAll("\\", "/");
+    return !LOCALES.some((l) => rel.startsWith(l + "/"));
+});
+
+const zhByRel = new Map(); // relToDocs -> abs
+for (const abs of zhFiles) {
+    const relToDocs = path.relative(DOCS_DIR, abs).replaceAll("\\", "/");
+    zhByRel.set(relToDocs, abs);
+}
+
+const data = {};
+for (const locale of LOCALES) {
+    const localeDir = path.join(DOCS_DIR, locale);
+    if (!fs.existsSync(localeDir)) continue;
+
+    const tFiles = walk(localeDir);
+    for (const tAbs of tFiles) {
+        const relToDocs = path.relative(DOCS_DIR, tAbs).replaceAll("\\", "/"); // en/config/log.md
+        const relNoLocale = relToDocs.replace(new RegExp(`^${locale}/`), ""); // config/log.md
+        const zhAbs = zhByRel.get(relNoLocale);
+
+        const tRoute = toRouteFromDocsRel(relToDocs); // /en/config/log
+        const zhRoute = toRouteFromDocsRel(relNoLocale); // /config/log
+
+        const tISO = gitLastCommitISO(tAbs);
+        const zhISO = zhAbs ? gitLastCommitISO(zhAbs) : null;
+
+        const stale =
+            Boolean(zhISO && tISO) &&
+            new Date(tISO).getTime() < new Date(zhISO).getTime();
+
+        data[tRoute] = {
+            locale,
+            zhRoute,
+            translated: true,
+            stale,
+            tLastUpdated: tISO,
+            zhLastUpdated: zhISO,
+        };
+    }
+}
+
+for (const [zhRel, zhAbs] of zhByRel.entries()) {
+    const zhRoute = toRouteFromDocsRel(zhRel);
+    const zhISO = gitLastCommitISO(zhAbs);
+
+    for (const locale of LOCALES) {
+        const tRoute = "/" + locale + (zhRoute === "/" ? "/" : zhRoute);
+        if (!data[tRoute]) {
+            data[tRoute] = {
+                locale,
+                zhRoute,
+                translated: false,
+                stale: true,
+                tLastUpdated: null,
+                zhLastUpdated: zhISO,
+            };
+        }
+    }
+}
+
+fs.mkdirSync(OUT_DIR, { recursive: true });
+fs.writeFileSync(OUT_FILE, JSON.stringify(data, null, 2), "utf8");
+console.log(`Generated i18n status -> ${OUT_FILE}`);