feat: 功能

frontend/app/web-gold/src/views/dh/Video.vue

@@ -382,8 +382,10 @@ const generateVideo = async () => {
 
     if (createRes.code === 0) {
       currentTaskId.value = createRes.data
+      // 保存到本地存储，方便刷新页面后恢复
+      localStorage.setItem('digital_human_last_task_id', createRes.data)
       message.success('任务创建成功，开始处理')
-      
+
       // 3. 开始轮询任务状态
       startPollingTask()
     } else {
@@ -414,6 +416,37 @@ const uploadVideoFile = async (file) => {
   }
 }
 
+// 加载最近一次任务结果
+const loadLastTask = async () => {
+  try {
+    const lastTaskId = localStorage.getItem('digital_human_last_task_id')
+    if (!lastTaskId) return
+
+    const res = await getDigitalHumanTask(lastTaskId)
+    if (res.code === 0 && res.data) {
+      const task = res.data
+      currentTaskId.value = lastTaskId
+
+      // 如果任务是成功状态，显示结果
+      if (task.status === 'SUCCESS' && task.resultVideoUrl) {
+        previewVideoUrl.value = task.resultVideoUrl
+        currentTaskStatus.value = 'SUCCESS'
+        message.success('已自动加载最近一次任务结果')
+      } else if (task.status === 'PROCESSING') {
+        // 如果任务还在处理中，继续轮询
+        currentTaskStatus.value = 'PROCESSING'
+        currentTaskStep.value = task.currentStep
+        generationProgress.value = task.progress || 0
+        startPollingTask()
+      }
+    }
+  } catch (error) {
+    console.error('loadLastTask error:', error)
+    // 清理无效的缓存
+    localStorage.removeItem('digital_human_last_task_id')
+  }
+}
+
 // 开始轮询任务状态
 const startPollingTask = () => {
   if (pollingInterval.value) {
@@ -441,18 +474,24 @@ const startPollingTask = () => {
           previewVideoUrl.value = task.resultVideoUrl
           isGenerating.value = false
           currentTaskStatus.value = 'SUCCESS'
+          // 保存成功的任务ID
+          localStorage.setItem('digital_human_last_task_id', currentTaskId.value)
           message.success('视频生成成功！')
         } else if (task.status === 'FAILED') {
           clearInterval(pollingInterval.value)
           pollingInterval.value = null
           isGenerating.value = false
           currentTaskStatus.value = 'FAILED'
+          // 失败时清除缓存
+          localStorage.removeItem('digital_human_last_task_id')
           message.error(`任务失败：${task.errorMessage || '未知错误'}`)
         } else if (task.status === 'CANCELED') {
           clearInterval(pollingInterval.value)
           pollingInterval.value = null
           isGenerating.value = false
           currentTaskStatus.value = 'CANCELED'
+          // 取消时也清除缓存
+          localStorage.removeItem('digital_human_last_task_id')
           message.info('任务已取消')
         }
       }
@@ -639,6 +678,9 @@ onMounted(async () => {
   } else if (voiceSource.value === 'system' && SYSTEM_VOICES.length > 0) {
     selectVoiceProfile({ ...SYSTEM_VOICES[0], source: 'system' })
   }
+
+  // 加载最近一次任务结果
+  await loadLastTask()
 })
 
 onUnmounted(() => {