优化后台业务

frontend-vue/src/pages/brand/components/BrandDeleteBrandTab.vue

@@ -226,6 +226,7 @@ import {
 } from '@/shared/api/java-modules'
 import { getPywebviewApi, type UploadedJavaFile } from '@/shared/bridges/pywebview'
 import { getTaskPollIntervalMs } from '@/shared/task-progress-config'
+import { createCategorizedTimers } from '@/shared/utils/categorized-timers'
 
 interface SessionDeleteBrandItem extends DeleteBrandResultItem {
   _pushed?: boolean
@@ -263,6 +264,8 @@ const activeItemKey = ref('')
 const autoAdvancing = ref(false)
 const autoRetryTimer = ref<number | null>(null)
 const waitingForBackendRecovery = ref(false)
+let disposed = false
+const timers = createCategorizedTimers('delete-brand')
 const displayPaths = computed(() => selectedPaths.value.slice(0, 10))
 
 const currentSectionItems = computed(() => {
@@ -892,14 +895,16 @@ function getPollIntervalMs() {
 }
 
 function scheduleNextPoll(immediate = false) {
+  if (disposed) return
   if (pollTimer.value) {
     if (!immediate) return
-    clearTimeout(pollTimer.value)
+    timers.clearTimer('task-poll', pollTimer.value)
     pollTimer.value = null
   }
 
   const executePoll = async () => {
     pollTimer.value = null
+    if (disposed) return
     if (pollingInFlight.value) {
       scheduleNextPoll()
       return
@@ -933,7 +938,7 @@ function scheduleNextPoll(immediate = false) {
       syncResultState()
     }
 
-    if (getPollingTaskIds().length > 0) {
+    if (!disposed && getPollingTaskIds().length > 0) {
       scheduleNextPoll()
     }
   }
@@ -941,7 +946,7 @@ function scheduleNextPoll(immediate = false) {
   if (immediate) {
     executePoll()
   } else {
-    pollTimer.value = window.setTimeout(executePoll, getPollIntervalMs())
+    pollTimer.value = timers.setTimeout('task-poll', executePoll, getPollIntervalMs())
   }
 }
 
@@ -969,7 +974,7 @@ function getTaskStatusInfo(item: DeleteBrandResultItem) {
 
 function stopPolling() {
   if (pollTimer.value) {
-    window.clearTimeout(pollTimer.value)
+    timers.clearTimer('task-poll', pollTimer.value)
     pollTimer.value = null
   }
   clearAutoRetryTimer()
@@ -1178,16 +1183,17 @@ function debugAutoAdvance(step: string, payload?: Record<string, unknown>) {
 
 function clearAutoRetryTimer() {
   if (autoRetryTimer.value) {
-    window.clearTimeout(autoRetryTimer.value)
+    timers.clearTimer('auto-retry', autoRetryTimer.value)
     autoRetryTimer.value = null
   }
 }
 
 function scheduleAutoAdvanceRetry(delayMs = 3000) {
+  if (disposed) return
   clearAutoRetryTimer()
-  autoRetryTimer.value = window.setTimeout(() => {
+  autoRetryTimer.value = timers.setTimeout('auto-retry', () => {
     autoRetryTimer.value = null
-    maybeAutoAdvance().catch(() => undefined)
+    if (!disposed) maybeAutoAdvance().catch(() => undefined)
   }, delayMs)
 }
 
@@ -1428,7 +1434,9 @@ onMounted(() => {
 })
 
 onUnmounted(() => {
+  disposed = true
   stopPolling()
+  timers.clearScope()
 })
 
 </script>