fix: 修复鸿蒙元服务TabBar跳转失效问题

1.  修复多处页面onTabItemTap事件，使用uni.reLaunch兜底鸿蒙下switchTab静默失败的问题
2.  全局混入onTabItemTap兜底未手动处理的页面
3.  优化路由跳转逻辑，针对鸿蒙环境增加switchTab失败兜底和超时强制跳转
4.  优化可选链调用和空值判断，提升代码健壮性

common/js/util.js

@@ -590,6 +590,9 @@ export default {
 	 */
 	redirectTo(to, param = {}, mode = 'navigateTo') {
 		// 1. 拆分 path 与已有 query,避免后面 indexOf('?') 误判
+		// #ifdef MP-HARMONY
+		console.log('[navigate][HARMONY] redirectTo entry: to=', to, 'mode=', mode, 'param=', param);
+		// #endif
 		const queryIdx = to.indexOf('?');
 		let path = queryIdx === -1 ? to : to.substring(0, queryIdx);
 		const existingParams = {};
@@ -635,8 +638,36 @@ export default {
 			if (url.indexOf(tabBarUrl) == 0) {
 				// 首页使用switchTab（pages.json中注册的tabBar页面），其他tab页面使用reLaunch
 				// reLaunch关闭所有页面再打开目标页，确保页面栈与浏览器历史一致，避免返回按钮异常
+				// 鸿蒙元服务环境下系统 TabBar 点击 uni.switchTab 静默失败, 用 reLaunch 兜底
 				if (tabBarUrl == INDEX_PAGE_URL) {
+					// #ifdef MP-HARMONY
+					// 鸿蒙元服务环境下系统 TabBar 点击 uni.switchTab 静默失败, 用 reLaunch 兜底
+					// 用不携带 query 的干净路径, 避免 HarmonyOS 对带 query 的 tabBar 跳转有兼容性问题
+					const cleanUrl = url.split('?')[0];
+					console.log('[navigate][HARMONY] tabBar INDEX navigate, url=', cleanUrl);
+					let navigated = false;
+					uni.switchTab({
+						url: cleanUrl,
+						success: () => { navigated = true; console.log('[navigate][HARMONY] switchTab success:', cleanUrl); },
+						fail: (err) => {
+							navigated = true;
+							console.warn('[navigate][HARMONY] switchTab fail, fallback reLaunch:', cleanUrl, err);
+							uni.reLaunch({ url: cleanUrl });
+						}
+					});
+					// 兜底: 500ms 后若仍无回调或未完成, 强制 reLaunch
+					// (鸿蒙下 switchTab 经常静默失败, success/fail 都不调用)
+					setTimeout(() => {
+						if (!navigated) {
+							console.warn('[navigate][HARMONY] switchTab silent fail, forcing reLaunch:', cleanUrl);
+							uni.reLaunch({ url: cleanUrl });
+						}
+					}, 500);
+					// #endif
+
+					// #ifndef MP-HARMONY
 					uni.switchTab({ url });
+					// #endif
 				} else {
 					uni.reLaunch({ url });
 				}
@@ -660,8 +691,14 @@ export default {
 			if (isDiyTabRoot) {
 				const adaptedUrl = adaptSubpackageUrl(cleanUrl);
 				const inSystemTabBar = systemTabBarList.some(sysUrl => adaptedUrl === sysUrl || cleanUrl === sysUrl);
-				// 首页用switchTab，其他DIY tab根页用reLaunch确保页面栈干净
-				const navApi = inSystemTabBar ? (adaptedUrl === INDEX_PAGE_URL ? uni.switchTab : uni.reLaunch) : uni.reLaunch;
+				// 首页用switchTab，其他DIY tab根页用reLaunch确保页面栈干净				
+				let navApi = inSystemTabBar ? (adaptedUrl === INDEX_PAGE_URL ? uni.switchTab : uni.reLaunch) : uni.reLaunch;
+
+				// 鸿蒙元服务环境下 uni.switchTab 有兼容性问题, 全部使用 reLaunch
+				// #ifdef MP-HARMONY
+				navApi = uni.reLaunch;
+				// #endif
+
 				navApi({
 					url,
 					fail: (err) => {
@@ -676,9 +713,18 @@ export default {
 		switch (mode) {
 			case 'tabbar':
 				// 跳转到 tabBar 页面，并关闭其他所有非 tabBar 页面。重置页面栈，仅保留 tabBar 页面
+				// 鸿蒙元服务环境下 uni.switchTab 静默失败, 改用 reLaunch
+				// #ifdef MP-HARMONY
+				uni.reLaunch({
+					url
+				});
+				// #endif
+
+				// #ifndef MP-HARMONY
 				uni.switchTab({
 					url
 				});
+				// #endif
 				break;
 			case 'redirectTo':
 				// 关闭当前页面，跳转到应用内的某个页面。替换栈顶页面，长度不变（上限10层）

components/ns-video-player-popup/ns-video-player-popup.vue

@@ -49,7 +49,7 @@ export default {
          * @type {boolean}
          */
         isVisible() {
-            return this.$refs.videoPopup?.visible || false;
+            return Boolean(this.$refs?.videoPopup?.visible);
         }
     },
     methods: {

main.js

@@ -14,22 +14,22 @@ import globalConfig from './common/js/golbalConfig.js';
 import {
 	uniStorage
 } from './common/js/storage.js'
-import configExternal from './common/js/config-external.js'
-import PrivacyManager from './common/js/privacy.js'
-import splashState from './common/js/splash-state.js'
-
-Vue.prototype.$store = store //挂在vue
-
-Vue.config.productionTip = false
-
-Vue.prototype.$util = Util;
-Vue.prototype.$api = Http;
-
-Vue.prototype.$langConfig = Lang; //语言包对象
-Vue.prototype.$lang = Lang.lang; //解析语言包
-
-Vue.prototype.$config = Config;
-
+import configExternal from './common/js/config-external.js'
+import PrivacyManager from './common/js/privacy.js'
+import splashState from './common/js/splash-state.js'
+
+Vue.prototype.$store = store //挂在vue
+
+Vue.config.productionTip = false
+
+Vue.prototype.$util = Util;
+Vue.prototype.$api = Http;
+
+Vue.prototype.$langConfig = Lang; //语言包对象
+Vue.prototype.$lang = Lang.lang; //解析语言包
+
+Vue.prototype.$config = Config;
+
 Vue.prototype.$privacy = PrivacyManager; //全局隐私管理器
 
 
@@ -52,6 +52,32 @@ Vue.mixin({
 	}
 });
 
+// 鸿蒙元服务环境: 全局接管 onTabItemTap, 兜底系统 TabBar 点击
+// 背景: 鸿蒙下 uni.switchTab 对系统 TabBar 点击静默失败
+// 通过全局 mixin 覆盖所有未显式定义 onTabItemTap 的页面(子包动态 tab 页等),
+// 显式定义 onTabItemTap 的页面(如 pages/empty/index.vue、index.js)优先级高于此 mixin
+// #ifdef MP-HARMONY
+Vue.mixin({
+	onTabItemTap(e) {
+		console.log('[TabBar][HARMONY] global onTabItemTap fired:', e);
+		if (!e || !e.pagePath) return;
+		const pages = getCurrentPages();
+		const currentPage = pages[pages.length - 1];
+		const currentPath = currentPage ? '/' + currentPage.route : '';
+		const targetPath = e.pagePath.startsWith('/') ? e.pagePath : '/' + e.pagePath;
+		console.log('[TabBar][HARMONY] onTabItemTap currentPath=', currentPath, 'targetPath=', targetPath);
+		// 已经在目标页则不重复跳转
+		if (currentPath === targetPath) return;
+		// 用干净路径(不带 query), 避免 HarmonyOS 对带 query 的 tabBar 跳转有兼容性问题
+		uni.reLaunch({
+			url: targetPath,
+			success: () => console.log('[TabBar][HARMONY] global reLaunch success:', targetPath),
+			fail: (err) => console.error('[TabBar][HARMONY] global reLaunch fail:', targetPath, err)
+		});
+	}
+});
+// #endif
+
 App.mpType = 'app';
 
 // 重写存储，增加前缀

pages/empty/index.vue

@@ -8,7 +8,21 @@
 export default {
 	data() {
 		return {}
+	},
+	// 鸿蒙元服务环境: 系统 TabBar 点击 uni.switchTab 静默失败
+	// 手动接管 onTabItemTap, 用 uni.reLaunch 兜底, 确保 TabBar 跳转在鸿蒙下也能工作
+	// #ifdef MP-HARMONY
+	onTabItemTap(e) {
+		if (!e || !e.pagePath) return;
+		const pages = getCurrentPages();
+		const currentPage = pages[pages.length - 1];
+		const currentPath = currentPage ? '/' + currentPage.route : '';
+		const targetPath = e.pagePath.startsWith('/') ? e.pagePath : '/' + e.pagePath;
+		// 已经在目标页则不重复跳转
+		if (currentPath === targetPath) return;
+		uni.reLaunch({ url: targetPath });
 	}
+	// #endif
 }
 </script>
 

pages/index/public/js/index.js

@@ -7,6 +7,20 @@ export default {
 			shopInfo: null // 店铺信息
 		};
 	},
+	// 鸿蒙元服务环境: 系统 TabBar 点击 uni.switchTab 静默失败
+	// 手动接管 onTabItemTap, 用 uni.reLaunch 兜底, 确保 TabBar 跳转在鸿蒙下也能工作
+	// #ifdef MP-HARMONY
+	onTabItemTap(e) {
+		if (!e || !e.pagePath) return;
+		const pages = getCurrentPages();
+		const currentPage = pages[pages.length - 1];
+		const currentPath = currentPage ? '/' + currentPage.route : '';
+		const targetPath = e.pagePath.startsWith('/') ? e.pagePath : '/' + e.pagePath;
+		// 已经在目标页则不重复跳转
+		if (currentPath === targetPath) return;
+		uni.reLaunch({ url: targetPath });
+	},
+	// #endif
 	onLoad(option) {
 		// #ifdef H5
 		// H5地图选择位置回调数据

pages_goods/category.vue

@@ -60,7 +60,7 @@ export default {
 		// #endif
 	},
 	onUnload() {
-		if (!this.storeToken && this.$refs.login) this.$refs.login.cancelCompleteInfo();
+		!this.storeToken && this.$refs.login?.cancelCompleteInfo?.();
 	},
 	methods: {
 		getDiyInfo() {