From 597339b666272df272fb8ef125a49f7dbb4f28ea Mon Sep 17 00:00:00 2001
From: estel <690930@qq.com>
Date: Sat, 9 Aug 2025 13:27:47 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E5=BE=AE=E4=BF=A1=E5=88=86?=
 =?UTF-8?q?=E4=BA=AB=E5=8A=9F=E8=83=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/app.config.ts                     |   2 +-
 app/components/AppFooter.vue          |   9 ++
 app/components/shared/wxShare.vue     |  96 ++++++++++++++++
 app/pages/blog/[...slug].vue          |  52 ++++++++-
 nuxt.config.ts                        |   2 +-
 public/MP_verify_XJytJeqSNv67T3iY.txt |   1 +
 server/api/wechat/wx-config.get.ts    | 156 ++++++++++++++++++++++++++
 7 files changed, 315 insertions(+), 3 deletions(-)
 create mode 100644 app/components/shared/wxShare.vue
 create mode 100644 public/MP_verify_XJytJeqSNv67T3iY.txt
 create mode 100644 server/api/wechat/wx-config.get.ts

diff --git a/app/app.config.ts b/app/app.config.ts
index d061e14..68ac9be 100644
--- a/app/app.config.ts
+++ b/app/app.config.ts
@@ -9,7 +9,7 @@ export default defineAppConfig({
     }
   },
   seo: {
-    siteName: 'Nuxt Docs Template'
+    siteName: 'Estel Docs'
   },
   header: {
     title: 'Estel Docs',
diff --git a/app/components/AppFooter.vue b/app/components/AppFooter.vue
index b885971..a6db4b2 100644
--- a/app/components/AppFooter.vue
+++ b/app/components/AppFooter.vue
@@ -6,6 +6,15 @@ const { footer } = useAppConfig()
   <UFooter>
     <template #left>
       {{ footer.credits }}
+      <UButton
+        color="neutral"
+        variant="ghost"
+        size="sm"
+        to="https://beian.miit.gov.cn/"
+        target="_blank"
+      >
+        陕ICP备2021012926号-3
+      </UButton>
     </template>
 
     <template #right>
diff --git a/app/components/shared/wxShare.vue b/app/components/shared/wxShare.vue
new file mode 100644
index 0000000..5c139d6
--- /dev/null
+++ b/app/components/shared/wxShare.vue
@@ -0,0 +1,96 @@
+<script setup lang="ts">
+import { onMounted } from 'vue'
+
+const props = defineProps<{
+  url: string
+  title?: string
+  desc?: string
+  imgUrl?: string
+}>()
+
+// 仅在客户端挂载后执行，避免 SSR 阶段访问 window/location
+onMounted(async () => {
+  try {
+    console.log('[WxShare] mounted with props:', { ...props })
+    await loadWxSdk()
+    console.log('[WxShare] wx sdk loaded:', !!(window as any).wx)
+    const { appId, timestamp, nonceStr, signature } = await getWxConfig()
+    console.log('[WxShare] got config:', { appId, timestamp, nonceStr, signature: signature.slice(0, 8) + '...' })
+    setupShare(appId, timestamp, nonceStr, signature)
+  } catch (err) {
+    console.error('[WxShare] init error:', err)
+  }
+})
+
+function loadWxSdk(): Promise<void> {
+  console.log('loadWxSdk')
+  if (typeof window === 'undefined') return Promise.resolve()
+  if ((window as any).wx) return Promise.resolve()
+  return new Promise((resolve, reject) => {
+    const existing = document.getElementById('wx-jssdk') as HTMLScriptElement | null
+    if (existing && (window as any).wx) return resolve()
+    const script = existing ?? document.createElement('script')
+    if (!existing) {
+      script.id = 'wx-jssdk'
+      script.src = 'https://res.wx.qq.com/open/js/jweixin-1.6.0.js'
+      script.async = true
+      script.onload = () => resolve()
+      script.onerror = () => reject(new Error('Failed to load jweixin.js'))
+      document.head.appendChild(script)
+    } else {
+      script.onload = () => resolve()
+      script.onerror = () => reject(new Error('Failed to load jweixin.js'))
+    }
+  })
+}
+
+async function getWxConfig(): Promise<{ appId: string, timestamp: number, nonceStr: string, signature: string }> {
+  const currentUrl = encodeURIComponent((location.href.split('#')[0]) || location.href)
+  return await $fetch('/api/wechat/wx-config', { params: { url: currentUrl } })
+}
+
+function setupShare(appId: string, timestamp: number, nonceStr: string, signature: string) {
+  const wx = (window as any).wx
+  const shareTitle = props.title || document.title || ''
+  const shareDesc = props.desc || document.title || ''
+  const shareLink = props.url
+  const shareImg = props.imgUrl || '/images/default-blog.jpg'
+
+  wx.config({
+    debug: false,
+    appId,
+    timestamp,
+    nonceStr,
+    signature,
+    jsApiList: ['updateTimelineShareData', 'updateAppMessageShareData']
+  })
+
+  wx.ready(() => {
+    console.log('[WxShare] wx.ready')
+    wx.updateTimelineShareData({
+      title: shareTitle,
+      link: shareLink,
+      imgUrl: shareImg,
+      success: () => {}
+    })
+    wx.updateAppMessageShareData({
+      title: shareTitle,
+      desc: shareDesc,
+      link: shareLink,
+      imgUrl: shareImg,
+      success: () => {}
+    })
+  })
+
+  wx.error((e: unknown) => {
+    console.error('[WxShare] wx.error:', e)
+  })
+}
+
+
+</script>
+
+<template>
+  <div style="display: none" />
+  <!-- 该组件无可视内容，仅用于初始化微信分享 -->
+</template>
diff --git a/app/pages/blog/[...slug].vue b/app/pages/blog/[...slug].vue
index 4ab8465..e319d3b 100644
--- a/app/pages/blog/[...slug].vue
+++ b/app/pages/blog/[...slug].vue
@@ -98,6 +98,37 @@ const links = computed(() => {
 
   return [...links, ...(appConfig.toc?.bottom?.links || [])].filter(Boolean)
 })
+
+// ===== 微信分享（测试按钮用）=====
+const wxShareActive = ref(false)
+// const contentRoot = ref<HTMLElement | null>(null)
+
+const shareLink = 'https://lijue.me' + decodeURIComponent(path.value)
+const shareTitle = computed(() => title)
+const shareDesc = computed(() => description || title)
+const shareImg = page?.value?.img
+// const shareImg = ref<string>('/images/default-blog.jpg')
+
+// onMounted(() => {
+//   // 从正文中抓取第一张图片作为分享图
+//   const el = contentRoot.value
+//   const firstImg = el?.querySelector('img') as HTMLImageElement | null
+//   if (firstImg?.src) {
+//     shareImg.value = firstImg.src
+//   }
+// })
+
+// Toast：点击测试分享后给出指引
+const toast = useToast()
+function handleShareClick() {
+  wxShareActive.value = true
+  toast.add({
+    title: '已获取分享接口',
+    description: '点击右上角分享吧',
+    duration: 3000,
+    icon: 'i-lucide-share-2'
+  })
+}
 </script>
 
 <template>
@@ -147,7 +178,7 @@ const links = computed(() => {
             编辑页面
           </UButton>
           or
-          <UButton
+          <!-- <UButton
             variant="link"
             color="neutral"
             :to="`${appConfig.github.url}/issues/new/choose`"
@@ -156,10 +187,29 @@ const links = computed(() => {
             :ui="{ leadingIcon: 'size-4' }"
           >
             提交问题
+          </UButton> -->
+
+          <UButton
+            variant="link"
+            color="neutral"
+            icon="lucide-share-2"
+            :ui="{ leadingIcon: 'size-4' }"
+            @click="handleShareClick()"
+          >
+            微信分享
           </UButton>
         </div>
       </USeparator>
       <UContentSurround :surround="surround" />
+
+      <!-- 激活后挂载分享组件（无可视内容） -->
+      <SharedWxShare
+        v-if="wxShareActive"
+        :url="shareLink"
+        :title="shareTitle"
+        :desc="shareDesc"
+        :img-url="shareImg"
+      />
     </UPageBody>
 
     <template
diff --git a/nuxt.config.ts b/nuxt.config.ts
index 6ad3d91..8cbea1b 100644
--- a/nuxt.config.ts
+++ b/nuxt.config.ts
@@ -83,7 +83,7 @@ export default defineNuxtConfig({
     }
   },
   llms: {
-    domain: 'https://docs.jiwei.xin',
+    domain: 'https://lijue.me',
     title: 'Estel Docs',
     description: 'Estel Docs 文档系统',
     sections: [
diff --git a/public/MP_verify_XJytJeqSNv67T3iY.txt b/public/MP_verify_XJytJeqSNv67T3iY.txt
new file mode 100644
index 0000000..70b4db4
--- /dev/null
+++ b/public/MP_verify_XJytJeqSNv67T3iY.txt
@@ -0,0 +1 @@
+XJytJeqSNv67T3iY
\ No newline at end of file
diff --git a/server/api/wechat/wx-config.get.ts b/server/api/wechat/wx-config.get.ts
new file mode 100644
index 0000000..651d6b8
--- /dev/null
+++ b/server/api/wechat/wx-config.get.ts
@@ -0,0 +1,156 @@
+import { defineEventHandler, getQuery, setResponseHeader, createError } from 'h3'
+import { createHash, randomBytes } from 'node:crypto'
+
+type AccessTokenResponse = {
+  access_token: string
+  expires_in: number
+  errcode?: number
+  errmsg?: string
+}
+
+type JsapiTicketResponse = {
+  errcode: number
+  errmsg: string
+  ticket: string
+  expires_in: number
+}
+
+type WxConfigPayload = {
+  appId: string
+  timestamp: number
+  nonceStr: string
+  signature: string
+}
+
+/**
+ * GET /api/wechat/jssdk-config?url=<encoded_url>
+ *
+ * 仅新增本文件，不修改其他任何代码。
+ * 从环境变量读取：
+ * - WECHAT_APP_ID
+ * - WECHAT_APP_SECRET
+ *
+ * 按微信官方文档生成 JS-SDK 所需签名配置：appId、timestamp、nonceStr、signature。
+ * 会在内存中缓存 access_token 与 jsapi_ticket，缓存有效期比官方返回略短（预留安全缓冲）。
+ *
+ * 参考文档：
+ * - JS-SDK 使用步骤（签名计算与 ticket 缓存）：https://developers.weixin.qq.com/doc/service/guide/h5/jssdk.html#JSSDK%E4%BD%BF%E7%94%A8%E6%AD%A5%E9%AA%A4
+ */
+
+const TOKEN_SAFETY_BUFFER_SECONDS = 300 // 5 分钟安全缓冲
+
+let cachedAccessToken: { value: string, expiresAt: number } | null = null
+let cachedJsapiTicket: { value: string, expiresAt: number } | null = null
+
+function isExpired(cache: { expiresAt: number } | null): boolean {
+  if (!cache) return true
+  return Date.now() >= cache.expiresAt
+}
+
+async function fetchAccessToken(appId: string, appSecret: string): Promise<string> {
+  if (!isExpired(cachedAccessToken)) {
+    return cachedAccessToken!.value
+  }
+
+  const url = `https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=${encodeURIComponent(appId)}&secret=${encodeURIComponent(appSecret)}`
+  const response = await $fetch<AccessTokenResponse>(url, { method: 'GET' })
+
+  if (!response || !response.access_token) {
+    throw createError({
+      statusCode: 502,
+      statusMessage: `Failed to obtain access_token: ${response?.errcode ?? ''} ${response?.errmsg ?? ''}`.trim()
+    })
+  }
+
+  const expiresInSeconds = Math.max(0, (response.expires_in ?? 7200) - TOKEN_SAFETY_BUFFER_SECONDS)
+  cachedAccessToken = {
+    value: response.access_token,
+    expiresAt: Date.now() + expiresInSeconds * 1000
+  }
+
+  return response.access_token
+}
+
+async function fetchJsapiTicket(accessToken: string): Promise<string> {
+  if (!isExpired(cachedJsapiTicket)) {
+    return cachedJsapiTicket!.value
+  }
+
+  const url = `https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=${encodeURIComponent(accessToken)}&type=jsapi`
+  const response = await $fetch<JsapiTicketResponse>(url, { method: 'GET' })
+
+  if (!response || response.errcode !== 0 || !response.ticket) {
+    throw createError({
+      statusCode: 502,
+      statusMessage: `Failed to obtain jsapi_ticket: ${response?.errcode ?? ''} ${response?.errmsg ?? ''}`.trim()
+    })
+  }
+
+  const expiresInSeconds = Math.max(0, (response.expires_in ?? 7200) - TOKEN_SAFETY_BUFFER_SECONDS)
+  cachedJsapiTicket = {
+    value: response.ticket,
+    expiresAt: Date.now() + expiresInSeconds * 1000
+  }
+
+  return response.ticket
+}
+
+function generateNonceStr(bytes: number = 16): string {
+  // 生成由 [a-z0-9] 组成的随机字符串
+  return randomBytes(bytes).toString('hex')
+}
+
+function generateTimestamp(): number {
+  return Math.floor(Date.now() / 1000)
+}
+
+function buildSignature(jsapiTicket: string, nonceStr: string, timestamp: number, url: string): string {
+  // 注意：参数名必须为全小写，且按字典序构造字符串
+  // 官方示例顺序：jsapi_ticket, noncestr, timestamp, url
+  const rawString = `jsapi_ticket=${jsapiTicket}&noncestr=${nonceStr}&timestamp=${timestamp}&url=${url}`
+  return createHash('sha1').update(rawString).digest('hex')
+}
+
+export default defineEventHandler(async (event): Promise<WxConfigPayload> => {
+  // 避免代理缓存
+  setResponseHeader(event, 'Cache-Control', 'no-store')
+
+  const appId = process.env.WECHAT_APP_ID || ''
+  const appSecret = process.env.WECHAT_APP_SECRET || ''
+
+  if (!appId || !appSecret) {
+    throw createError({ statusCode: 500, statusMessage: 'Missing WECHAT_APP_ID or WECHAT_APP_SECRET in environment.' })
+  }
+
+  const query = getQuery(event)
+  let pageUrlRaw = typeof query.url === 'string' ? query.url : ''
+  // 若未传入 url，则使用当前请求完整地址（去除 hash），通常建议前端传入当前页面 URL
+  if (!pageUrlRaw) {
+    const requestUrl = event.node.req.headers['x-forwarded-proto'] && event.node.req.headers['x-forwarded-host']
+      ? `${event.node.req.headers['x-forwarded-proto']}://${event.node.req.headers['x-forwarded-host']}${event.node.req.url ?? ''}`
+      : new URL(event.node.req.url ?? '/', `http://${event.node.req.headers.host}`).toString()
+    pageUrlRaw = requestUrl
+  }
+
+  const pageUrlNoHash = pageUrlRaw.includes('#')
+    ? pageUrlRaw.slice(0, pageUrlRaw.indexOf('#'))
+    : pageUrlRaw
+  const pageUrl = decodeURIComponent(pageUrlNoHash)
+  if (!/^https?:\/\//i.test(pageUrl)) {
+    throw createError({ statusCode: 400, statusMessage: 'Invalid url parameter. Expecting an absolute http/https URL.' })
+  }
+
+  const accessToken = await fetchAccessToken(appId, appSecret)
+  const jsapiTicket = await fetchJsapiTicket(accessToken)
+
+  const timestamp = generateTimestamp()
+  const nonceStr = generateNonceStr(16)
+  const signature = buildSignature(jsapiTicket, nonceStr, timestamp, pageUrl)
+
+  return {
+    appId,
+    timestamp,
+    nonceStr,
+    signature
+  }
+})