增加反链计算按钮

src/api.js

@@ -61,3 +61,17 @@ export async function setWorkers(n) {
   return data
 }
 
+export async function fetchBacklink() {
+  const { data } = await axios.get(`${BASE}/admin/backlink`, {
+    timeout: 10000,
+  })
+  return data
+}
+
+export async function triggerBacklink() {
+  const { data } = await axios.post(`${BASE}/admin/backlink`, null, {
+    timeout: 10000,
+  })
+  return data
+}
+

src/views/Dashboard.vue

@@ -1,6 +1,6 @@
 <script setup>
 import { ref, onMounted, onUnmounted } from 'vue'
-import { fetchStats, flushIndex, fetchWorkers, setWorkers } from '../api.js'
+import { fetchStats, flushIndex, fetchWorkers, setWorkers, fetchBacklink, triggerBacklink } from '../api.js'
 
 const stats = ref(null)
 const loading = ref(true)
@@ -14,11 +14,16 @@ const activeWorkers = ref(0)    // 实际运行中的 goroutine 数
 const workersInput = ref(0)
 const workersSaving = ref(false)
 
+// Backlink 相关状态
+const backlinkStatus = ref(null) // { running, next_run, last_run?, last_error? }
+const backlinkTriggering = ref(false)
+
 onMounted(async () => {
-  await Promise.all([loadStats(), loadWorkers()])
+  await Promise.all([loadStats(), loadWorkers(), loadBacklink()])
   refreshInterval = setInterval(() => {
     loadStats()
     loadWorkers()
+    loadBacklink()
   }, 5000)
 })
 
@@ -69,6 +74,51 @@ async function saveWorkers() {
   }
 }
 
+async function loadBacklink() {
+  try {
+    backlinkStatus.value = await fetchBacklink()
+  } catch (e) {
+    console.error('Failed to load backlink status:', e)
+  }
+}
+
+async function doTriggerBacklink() {
+  backlinkTriggering.value = true
+  try {
+    await triggerBacklink()
+    // 立即刷新状态，显示 running=true
+    backlinkStatus.value = await fetchBacklink()
+    error.value = null
+  } catch (e) {
+    error.value = '触发反链计算失败: ' + e.message
+  } finally {
+    backlinkTriggering.value = false
+  }
+}
+
+function formatBacklinkTime(isoStr) {
+  if (!isoStr) return '--'
+  const d = new Date(isoStr)
+  const now = new Date()
+  const diffMs = d - now
+  const diffMin = Math.floor(diffMs / 60000)
+  const diffH = Math.floor(diffMin / 60)
+  const diffD = Math.floor(diffH / 24)
+  const time = d.toLocaleTimeString('zh-CN', { hour: '2-digit', minute: '2-digit' })
+  const date = d.toLocaleDateString('zh-CN', { month: 'short', day: 'numeric' })
+
+  if (diffD > 0) return `${date} ${time} (${diffD}天后)`
+  if (diffH > 0) return `${date} ${time} (${diffH}小时后)`
+  if (diffMin > 0) return `${time} (${diffMin}分钟后)`
+  return `${time} (即将执行)`
+}
+
+function formatBacklinkLastRun(isoStr) {
+  if (!isoStr) return '从未执行'
+  const d = new Date(isoStr)
+  return d.toLocaleString('zh-CN', { month: 'short', day: 'numeric', hour: '2-digit', minute: '2-digit' })
+}
+
 async function doFlush() {
   flushing.value = true
   try {
@@ -189,6 +239,37 @@ function langColor(lang) {
         </div>
       </div>
 
+      <!-- Backlink Control -->
+      <div v-if="backlinkStatus" class="bg-gray-900 border border-gray-800 rounded-xl p-4 md:p-5 mb-6 md:mb-8">
+        <div class="flex flex-col md:flex-row md:items-center md:justify-between gap-4">
+          <div class="flex-1">
+            <h2 class="text-sm font-semibold text-gray-300 uppercase tracking-wider mb-3">反链计算（PageRank）</h2>
+            <div class="grid grid-cols-1 sm:grid-cols-2 gap-3">
+              <div>
+                <div class="text-xs text-gray-500 mb-0.5">下次自动执行</div>
+                <div class="text-lg font-bold" :class="backlinkStatus.running ? 'text-yellow-400' : 'text-white'">
+                  {{ backlinkStatus.running ? '计算中...' : formatBacklinkTime(backlinkStatus.next_run) }}
+                </div>
+              </div>
+              <div>
+                <div class="text-xs text-gray-500 mb-0.5">上次完成</div>
+                <div class="text-lg font-bold text-white">{{ formatBacklinkLastRun(backlinkStatus.last_run) }}</div>
+              </div>
+            </div>
+            <div v-if="backlinkStatus.last_error" class="mt-2 text-xs text-red-400 truncate" :title="backlinkStatus.last_error">
+              上次错误：{{ backlinkStatus.last_error }}
+            </div>
+          </div>
+          <button
+            class="h-9 px-4 bg-blue-700 hover:bg-blue-600 disabled:bg-gray-700 disabled:text-gray-500 text-white text-sm font-medium rounded-lg transition-colors cursor-pointer whitespace-nowrap"
+            :disabled="backlinkTriggering || backlinkStatus.running"
+            @click="doTriggerBacklink"
+          >
+            {{ backlinkTriggering ? '已触发...' : backlinkStatus.running ? '计算中...' : '立即执行' }}
+          </button>
+        </div>
+      </div>
+
       <div class="grid grid-cols-1 md:grid-cols-2 gap-4 md:gap-5">
         <!-- Domain Distribution -->
         <div class="bg-gray-900 border border-gray-800 rounded-xl p-4 md:p-5">