用户端mini-user界面优化

apps/mini-user/src/components/WechatShareBootstrap.tsx

@@ -1,4 +1,4 @@
-import Taro, { useDidShow } from '@tarojs/taro';
+import Taro from '@tarojs/taro';
 import { captureIosJssdkEntryUrl } from '@dukang/weixin-sdk';
 import { useEffect, useRef } from 'react';
 import { finishLoginNavigate, goLogin } from '../lib/auth-nav';
@@ -29,66 +29,105 @@ function currentPagePathWithQuery(): string {
 }
 
 /**
- * H5 全局：
- * 1. 默认分享卡片
- * 2. 公众号 OAuth ?code= 统一回调（避免各页重复消费 code）
+ * H5 App 根节点专用：不可用 useDidShow（App 无页面 Context）。
+ * - 首次进页：捕获 iOS 签名 URL + 默认分享 + OAuth code 回调
+ * - 路由/回前台：刷新默认分享卡片
  */
 export default function WechatShareBootstrap() {
   const handlingCode = useRef(false);
 
   useEffect(() => {
-    if (process.env.TARO_ENV === 'h5') {
-      captureIosJssdkEntryUrl();
-    }
-  }, []);
-
-  useDidShow(() => {
     if (process.env.TARO_ENV !== 'h5') return;
-    void applyWechatShare().catch(() => {});
-
-    if (!isWechatEnv()) return;
     if (typeof window === 'undefined') return;
-    const params = new URLSearchParams(window.location.search);
-    if (!params.get('code')) return;
-    if (handlingCode.current) return;
-    handlingCode.current = true;
 
-    const returnFromLogin = (() => {
-      const path = currentPagePathWithQuery();
-      if (path.includes('/pages/login/')) {
-        try {
-          return decodeURIComponent(params.get('return') || '') || undefined;
-        } catch {
-          return undefined;
-        }
-      }
-      return undefined;
-    })();
+    captureIosJssdkEntryUrl();
 
-    handleWechatAuthCallback()
-      .then((result) => {
-        if (!result) return;
-        if (result.needBindPhone && result.wxSessionKey) {
-          goLogin(returnFromLogin, {
-            bindMode: '1',
-            wxSessionKey: result.wxSessionKey,
-          });
-          return;
-        }
-        if (saveWechatLoginResult(result)) {
-          toast('微信授权成功', 'success');
-          if (returnFromLogin !== undefined || currentPagePathWithQuery().includes('/pages/login/')) {
-            finishLoginNavigate(returnFromLogin || params.get('return') || undefined);
+    function refreshShare() {
+      void applyWechatShare().catch(() => {});
+    }
+
+    function tryHandleOAuth() {
+      if (!isWechatEnv()) return;
+      const params = new URLSearchParams(window.location.search);
+      if (!params.get('code')) return;
+      if (handlingCode.current) return;
+      handlingCode.current = true;
+
+      const returnFromLogin = (() => {
+        const path = currentPagePathWithQuery();
+        if (path.includes('/pages/login/')) {
+          try {
+            return decodeURIComponent(params.get('return') || '') || undefined;
+          } catch {
+            return undefined;
           }
         }
-      })
-      .catch((e) => {
-        toast(e instanceof Error ? e.message : '微信授权失败');
-      })
-      .finally(() => {
-        handlingCode.current = false;
-      });
-  });
+        return undefined;
+      })();
+
+      handleWechatAuthCallback()
+        .then((result) => {
+          if (!result) return;
+          if (result.needBindPhone && result.wxSessionKey) {
+            goLogin(returnFromLogin, {
+              bindMode: '1',
+              wxSessionKey: result.wxSessionKey,
+            });
+            return;
+          }
+          if (saveWechatLoginResult(result)) {
+            toast('微信授权成功', 'success');
+            if (
+              returnFromLogin !== undefined ||
+              currentPagePathWithQuery().includes('/pages/login/')
+            ) {
+              finishLoginNavigate(returnFromLogin || params.get('return') || undefined);
+            }
+          }
+        })
+        .catch((e) => {
+          toast(e instanceof Error ? e.message : '微信授权失败');
+        })
+        .finally(() => {
+          handlingCode.current = false;
+        });
+    }
+
+    refreshShare();
+    tryHandleOAuth();
+
+    const onVisible = () => {
+      if (document.visibilityState === 'visible') refreshShare();
+    };
+    const onLocation = () => {
+      refreshShare();
+      tryHandleOAuth();
+    };
+
+    document.addEventListener('visibilitychange', onVisible);
+    window.addEventListener('popstate', onLocation);
+
+    const { pushState, replaceState } = window.history;
+    window.history.pushState = function (...args) {
+      const ret = pushState.apply(this, args);
+      window.dispatchEvent(new Event('dukang-h5-route'));
+      return ret;
+    };
+    window.history.replaceState = function (...args) {
+      const ret = replaceState.apply(this, args);
+      window.dispatchEvent(new Event('dukang-h5-route'));
+      return ret;
+    };
+    window.addEventListener('dukang-h5-route', onLocation);
+
+    return () => {
+      document.removeEventListener('visibilitychange', onVisible);
+      window.removeEventListener('popstate', onLocation);
+      window.removeEventListener('dukang-h5-route', onLocation);
+      window.history.pushState = pushState;
+      window.history.replaceState = replaceState;
+    };
+  }, []);
 
   return null;
 }