Round 3 fixes: cancelled polling, aggregator invalid_count, filter state, scheduler atomicity, HTTP exception handler, tests

WebUI/src/views/ProxyList.vue

@@ -190,18 +190,27 @@ async function fetchProxies() {
   }
   abortController = new AbortController()
   
-  const success = await proxyStore.fetchProxies({
-    page: currentPage.value,
-    page_size: pageSize.value,
-    protocol: filterForm.protocol || null,
-    min_score: filterForm.minScore,
-    sort_by: filterForm.sortBy,
-    sort_order: filterForm.sortOrder
-  }, abortController.signal)
-  
-  abortController = null
-  if (!success) {
-    ElMessage.error('获取代理列表失败')
+  try {
+    const success = await proxyStore.fetchProxies({
+      page: currentPage.value,
+      page_size: pageSize.value,
+      protocol: filterForm.protocol || null,
+      min_score: filterForm.minScore,
+      sort_by: filterForm.sortBy,
+      sort_order: filterForm.sortOrder
+    }, abortController.signal)
+    
+    if (!success) {
+      ElMessage.error('获取代理列表失败')
+    }
+  } catch (error) {
+    if (error.name === 'AbortError') {
+      // 用户主动取消，不提示错误
+      return
+    }
+    throw error
+  } finally {
+    abortController = null
   }
 }
 
@@ -223,10 +232,15 @@ async function handleDelete(proxy) {
   const confirmed = await confirmDelete(`代理 ${proxy.ip}:${proxy.port}`)
   if (!confirmed) return
   
-  const success = await proxyStore.deleteProxy(proxy.ip, proxy.port)
+  const filters = {
+    protocol: filterForm.protocol || null,
+    min_score: filterForm.minScore,
+    sort_by: filterForm.sortBy,
+    sort_order: filterForm.sortOrder
+  }
+  const success = await proxyStore.deleteProxy(proxy.ip, proxy.port, currentPage.value, pageSize.value, filters)
   if (success) {
     ElMessage.success('删除成功')
-    fetchProxies()
   }
 }
 
@@ -237,11 +251,16 @@ async function handleBatchDelete() {
   const confirmed = await confirmBatchDelete(count, '代理')
   if (!confirmed) return
   
-  const deletedCount = await proxyStore.batchDeleteProxies(selectedProxies.value)
+  const filters = {
+    protocol: filterForm.protocol || null,
+    min_score: filterForm.minScore,
+    sort_by: filterForm.sortBy,
+    sort_order: filterForm.sortOrder
+  }
+  const deletedCount = await proxyStore.batchDeleteProxies(selectedProxies.value, currentPage.value, pageSize.value, filters)
   if (deletedCount > 0) {
     ElMessage.success(`已删除 ${deletedCount} 个代理`)
     selectedProxies.value = []
-    fetchProxies()
   }
 }