fix: OTA轮询次数改为15次

src/pages/index.vue

@@ -1,5 +1,5 @@
 <script setup>
-import {onMounted, onUnmounted, ref} from "vue";
+import {onMounted, onUnmounted, ref, watch} from "vue";
 import {onShareAppMessage, onShareTimeline, onShow} from "@dcloudio/uni-app";
 import Container from "@/components/Container.vue";
 import AppFooter from "@/components/AppFooter.vue";
@@ -52,20 +52,41 @@ const otaInfo = ref({
   forceUpdate: false,
 });
 const isStartingOta = ref(false);
+let isCheckingOta = false;
+let otaCheckQueuedForOnline = false;
 let otaProgressTimer = null;
 let otaStatusTimer = null;
 let otaTimeoutTimer = null;
+let otaResultTimer = null;
+let otaStatusPollCount = 0;
+let otaUpdateRunId = 0;
+// 首页 OTA 轮询采用请求次数和总时长双重兜底，避免更新中状态长期卡住。
+const OTA_TASK_STATUS_POLL_INTERVAL = 2000;
+const OTA_TASK_STATUS_MAX_POLL_COUNT = 15;
+const OTA_TASK_STATUS_TIMEOUT = 30000;
 
 // 清理首页 OTA 更新定时器，避免弹窗关闭或页面卸载后继续轮询。
 const clearOtaUpdateTimers = () => {
   clearInterval(otaProgressTimer);
   clearTimeout(otaStatusTimer);
   clearTimeout(otaTimeoutTimer);
+  clearTimeout(otaResultTimer);
   otaProgressTimer = null;
   otaStatusTimer = null;
   otaTimeoutTimer = null;
+  otaResultTimer = null;
+  otaStatusPollCount = 0;
 };
 
+// 使当前 OTA 运行失效，确保旧请求返回后不会继续轮询或覆盖新状态。
+const invalidateOtaUpdateRun = () => {
+  otaUpdateRunId += 1;
+  clearOtaUpdateTimers();
+};
+
+const isOtaUpdateRunActive = (runId) =>
+  runId === otaUpdateRunId && otaState.value === "update_progress";
+
 // 启动首页 OTA 本地进度动画，最终成功失败以后端任务状态为准。
 const startOtaProgressAnimation = () => {
   clearInterval(otaProgressTimer);
@@ -91,21 +112,51 @@ const applyOtaVersionInfo = (versionInfo) => {
 
 // 检查当前设备盒子是否存在可升级版本。
 const checkOtaUpdate = async () => {
-  let versionInfo;
+  if (isCheckingOta || otaVisible.value) return;
+  isCheckingOta = true;
+
   try {
-    versionInfo = await getHardwareBoxVersionAPI();
+    let deviceStatus;
-  } catch (err) {
+    try {
+      deviceStatus = await getDeviceBatteryAPI();
+    } catch (err) {
+      return;
+    }
+    if (deviceStatus?.online !== true || otaVisible.value) return;
+
+    let versionInfo;
+    try {
+      versionInfo = await getHardwareBoxVersionAPI();
+    } catch (err) {
+      return;
+    }
+    if (!versionInfo?.needUpdate || otaVisible.value) return;
+    applyOtaVersionInfo(versionInfo);
+
+    const dismissedAt = uni.getStorageSync("ota_dismissed_at");
+    const now = Date.now();
+    if (!otaInfo.value.forceUpdate && dismissedAt && now - dismissedAt < 24 * 60 * 60 * 1000) return;
+    otaState.value = "new_version";
+    otaVisible.value = true;
+  } finally {
+    isCheckingOta = false;
+    const shouldRecheckForOnline = otaCheckQueuedForOnline;
+    otaCheckQueuedForOnline = false;
+    if (shouldRecheckForOnline && !otaVisible.value) {
+      void checkOtaUpdate();
+    }
+  }
+};
+
+// 设备由 WS 通知上线时补查 OTA；已显示任何 OTA 弹窗时保留当前流程和结果。
+watch(online, (nextOnline, previousOnline) => {
+  if (previousOnline !== false || nextOnline !== true || otaVisible.value) return;
+  if (isCheckingOta) {
+    otaCheckQueuedForOnline = true;
     return;
   }
-  if (!versionInfo?.needUpdate) return;
+  void checkOtaUpdate();
-  applyOtaVersionInfo(versionInfo);
+});
-
-  const dismissedAt = uni.getStorageSync("ota_dismissed_at");
-  const now = Date.now();
-  if (!otaInfo.value.forceUpdate && dismissedAt && now - dismissedAt < 24 * 60 * 60 * 1000) return;
-  otaState.value = "new_version";
-  otaVisible.value = true;
-};
 
 // 拼接 OTA WiFi 页参数，让未连 WiFi 的设备继续使用同一份版本信息。
 const getOtaWifiUrl = () => {
@@ -125,61 +176,78 @@ const handleOtaDismiss = () => {
 };
 
 // 将首页 OTA 直连更新流程标记为失败。
-const failHomeOtaUpdate = () => {
+const failHomeOtaUpdate = (runId) => {
-  clearOtaUpdateTimers();
+  if (!isOtaUpdateRunActive(runId)) return;
+  invalidateOtaUpdateRun();
   isStartingOta.value = false;
   otaState.value = "update_failure";
   otaVisible.value = true;
 };
 
 // 将首页 OTA 直连更新流程标记为成功。
-const completeHomeOtaUpdate = () => {
+const completeHomeOtaUpdate = (runId) => {
-  clearOtaUpdateTimers();
+  if (!isOtaUpdateRunActive(runId)) return;
+  invalidateOtaUpdateRun();
   isStartingOta.value = false;
   otaProgress.value = 100;
-  setTimeout(() => {
+  const completedRunId = otaUpdateRunId;
+  otaResultTimer = setTimeout(() => {
+    otaResultTimer = null;
+    if (completedRunId !== otaUpdateRunId) return;
     otaState.value = "update_success";
     otaVisible.value = true;
   }, 300);
 };
 
 // 轮询首页直接发起的 OTA 更新任务状态。
-const pollHomeOtaTaskStatus = (taskId) => {
+const pollHomeOtaTaskStatus = async (taskId, runId) => {
-  clearTimeout(otaStatusTimer);
+  if (!isOtaUpdateRunActive(runId)) return;
-  otaStatusTimer = setTimeout(async () => {
+
-    try {
+  otaStatusPollCount += 1;
-      const taskStatus = await getHardwareBoxTaskStatusAPI(taskId);
+  try {
-      const status = Number(taskStatus?.status);
+    const taskStatus = await getHardwareBoxTaskStatusAPI(taskId);
-      if (status === 2) {
+    if (!isOtaUpdateRunActive(runId)) return;
-        completeHomeOtaUpdate();
+
-        return;
+    const status = Number(taskStatus?.status);
-      }
+    if (status === 2) {
-      if (status === 3) {
+      completeHomeOtaUpdate(runId);
-        failHomeOtaUpdate();
+      return;
-        return;
-      }
-      if (status === 0 || status === 1) {
-        pollHomeOtaTaskStatus(taskId);
-        return;
-      }
-      failHomeOtaUpdate();
-    } catch (err) {
-      failHomeOtaUpdate();
     }
-  }, 3000);
+    if (status === 3) {
+      failHomeOtaUpdate(runId);
+      return;
+    }
+    if (status === 0 || status === 1) {
+      if (otaStatusPollCount >= OTA_TASK_STATUS_MAX_POLL_COUNT) {
+        failHomeOtaUpdate(runId);
+        return;
+      }
+      otaStatusTimer = setTimeout(() => {
+        otaStatusTimer = null;
+        if (!isOtaUpdateRunActive(runId)) return;
+        void pollHomeOtaTaskStatus(taskId, runId);
+      }, OTA_TASK_STATUS_POLL_INTERVAL);
+      return;
+    }
+    failHomeOtaUpdate(runId);
+  } catch (err) {
+    if (!isOtaUpdateRunActive(runId)) return;
+    failHomeOtaUpdate(runId);
+  }
 };
 
 // 设备盒子已连 WiFi 时，从首页直接传空 WiFi 信息发起 OTA 更新。
 const startHomeOtaUpdate = async () => {
+  invalidateOtaUpdateRun();
+  const runId = otaUpdateRunId;
   otaState.value = "update_progress";
   otaVisible.value = true;
   otaProgress.value = 0;
   startOtaProgressAnimation();
   otaTimeoutTimer = setTimeout(() => {
-    if (otaState.value === "update_progress") {
+    if (!isOtaUpdateRunActive(runId)) return;
-      failHomeOtaUpdate();
+    failHomeOtaUpdate(runId);
-    }
+  }, OTA_TASK_STATUS_TIMEOUT);
-  }, 5 * 60 * 1000);
 
   try {
     const updateResult = await sendHardwareBoxUpdateAPI({
@@ -188,13 +256,15 @@ const startHomeOtaUpdate = async () => {
       wifiPassword: "",
       resourceUrl: otaInfo.value.resourceUrl,
     });
+    if (!isOtaUpdateRunActive(runId)) return;
     if (!updateResult?.taskId) {
-      failHomeOtaUpdate();
+      failHomeOtaUpdate(runId);
       return;
     }
-    pollHomeOtaTaskStatus(updateResult.taskId);
+    void pollHomeOtaTaskStatus(updateResult.taskId, runId);
   } catch (err) {
-    failHomeOtaUpdate();
+    if (!isOtaUpdateRunActive(runId)) return;
+    failHomeOtaUpdate(runId);
   }
 };
 
@@ -240,6 +310,7 @@ const handleOtaDone = () => {
 
 // 处理 OTA 更新失败后的重试按钮，重新走立即更新判断流程。
 const handleOtaRetry = () => {
+  invalidateOtaUpdateRun();
   handleOtaUpdate();
 };
 
@@ -351,7 +422,7 @@ onMounted(async () => {
 });
 
 onUnmounted(() => {
-  clearOtaUpdateTimers();
+  invalidateOtaUpdateRun();
 });
 
 onShareAppMessage(() => {