111111

miniprogram/pages/ai-chat/index.js

@@ -146,8 +146,16 @@ Page({
   onShow() {
     const { redirectIfMiniprogramAudit } = require('../../utils/miniprogramAuditGate.js')
     if (redirectIfMiniprogramAudit()) return
-    const tb = typeof this.getTabBar === 'function' ? this.getTabBar() : null
-    if (tb && typeof tb.updateSelected === 'function') tb.updateSelected()
+    try {
+      const tb = typeof this.getTabBar === 'function' ? this.getTabBar() : null
+      if (tb && typeof tb.updateSelected === 'function') {
+        tb.updateSelected()
+      } else {
+        const c = typeof this.selectComponent === 'function' ? this.selectComponent('#custom-tab-bar') : null
+        if (c && typeof c.refreshFromConfig === 'function') c.refreshFromConfig()
+        else if (c && typeof c.updateSelected === 'function') c.updateSelected()
+      }
+    } catch (e) {}
     const app = getApp()
     try {
       const st = wx.getStorageSync('token')

miniprogram/pages/ai-chat/index.json

@@ -3,5 +3,7 @@
   "navigationBarBackgroundColor": "#faf9ff",
   "navigationBarTextStyle": "black",
   "backgroundColor": "#f4f3f9",
-  "usingComponents": {}
+  "usingComponents": {
+    "custom-tab-bar": "/custom-tab-bar/index"
+  }
 }

miniprogram/pages/ai-chat/index.wxml

@@ -132,4 +132,7 @@
       </button>
     </view>
   </view>
+
+  <!-- 非 app.json Tab 页时 getTabBar 可能不可用，onShow 内用 selectComponent('#custom-tab-bar') 同步选中态 -->
+  <custom-tab-bar id="custom-tab-bar" />
 </view>