feat(分享功能): 为活动和兑换券页面添加分享功能

为ActivitiesCover和RewardDetail页面添加微信分享功能配置
在ShareButton组件中使用原生分享按钮
实现onShareAppMessage方法定义分享内容

@@ -12,8 +12,8 @@
     <view v-if="showOptions" class="share-popover">
       <view class="popover-arrow"></view>
       <view class="popover-content">
-        <view @tap="handleShareActivity" class="popover-item">
-          <text>活动</text>
+        <view class="popover-item" style="padding: 0; padding-top: 8rpx;">
+          <button id="share" data-name="shareBtn" open-type="share" style="font-size: 28rpx;padding: 0; background-color: white; line-height: 2;">活动</button>
         </view>
         <view class="popover-divider"></view>
         <view @tap="handleSharePoster" class="popover-item">

 /*
  * @Date: 2025-08-28 14:50:55
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-08-28 14:51:20
+ * @LastEditTime: 2025-09-04 12:07:53
  * @FilePath: /lls_program/src/pages/ActivitiesCover/index.config.js
  * @Description: 文件描述
  */
 export default {
   navigationBarTitleText: '活动海报',
+  enableShareAppMessage: true,
+  enableShareTimeline: true,
   usingComponents: {
   },
 }

 <!--
  * @Date: 2022-09-19 14:11:06
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-09-03 15:54:59
+ * @LastEditTime: 2025-09-04 12:09:01
  * @FilePath: /lls_program/src/pages/ActivitiesCover/index.vue
  * @Description: 活动海报页面 - 展示活动信息并处理定位授权
 -->
@@ -267,10 +267,36 @@ const handleJoinActivity = async () => {
  */
 const onShareActivity = () => {
   console.log('分享活动海报')
-  show_post.value = true
-  startGeneratePoster()
+  // 分享给朋友
+  Taro.showToast({
+      title: '请点击右上角分享给朋友',
+      icon: 'none',
+      duration: 2000
+  });
+}
+
+/**
+ * 定义分享给朋友的内容
+ * @returns {Object} 分享配置对象
+ */
+const onShareAppMessage = () => {
+    return {
+      title: '分享活动海报',
+      path: '/pages/ActivitiesCover/index',
+      success: (res) => {
+        console.log('分享成功', res)
+      },
+      fail: (err) => {
+        console.error('分享失败', err)
+      }
+    }
 }
 
+// 导出分享方法供Taro使用
+defineExpose({
+    onShareAppMessage,
+})
+
 /**
  * 处理分享海报事件
  */

 /*
  * @Date: 2025-08-27 18:25:42
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-08-28 09:39:10
+ * @LastEditTime: 2025-09-04 12:07:38
  * @FilePath: /lls_program/src/pages/RewardDetail/index.config.js
  * @Description: 文件描述
  */
 export default {
-  navigationBarTitleText: '兑换券详情'
+  navigationBarTitleText: '兑换券详情',
+  enableShareAppMessage: true,
+  enableShareTimeline: true
 }

 <template>
     <view class="min-h-screen bg-white pb-24">
-        <!-- <AppHeader title="优惠券详情" :showBack="true" /> -->
+        <!-- 分享按钮 -->
+        <button id="share" data-name="shareBtn" open-type="share" style="font-size: 1.05rem; padding: 0; position: fixed; right: 40rpx; top: 40rpx; z-index: 1000;color: white; width: 80rpx; height: 80rpx; border-radius: 50%; background: rgba(0, 0, 0, 0.6);">分享</button>
         <!-- Top Image -->
         <view class="w-full h-48">
             <image :src="reward.image" class="w-full h-full object-cover" />
@@ -140,4 +141,46 @@ const initData = async () => {
 useDidShow(() => {
     initData();
 });
+
+
+/**
+ * 处理分享按钮点击事件
+ */
+const shareBtnClick = () => {
+    // 显示分享选项菜单
+    Taro.showActionSheet({
+        itemList: ['分享给朋友'],
+        success: (res) => {
+            if (res.tapIndex === 0) {
+                // 分享给朋友
+                Taro.showToast({
+                    title: '请点击右上角分享给朋友',
+                    icon: 'none',
+                    duration: 2000
+                });
+            }
+        }
+    });
+}
+
+/**
+ * 定义分享给朋友的内容
+ * @returns {Object} 分享配置对象
+ */
+const onShareAppMessage = () => {
+    return {
+        title: `${reward.value.title} - 仅需${reward.value.points}积分`,
+        path: `/pages/RewardDetail/index?id=${reward.value.id}`,
+        imageUrl: reward.value.image
+    }
+}
+
+// 导出分享方法供Taro使用
+defineExpose({
+    onShareAppMessage,
+})
 </script>
+
+<style lang="less">
+
+</style>