this指向问题

src/views/activity/detail.vue

@@ -91,7 +91,7 @@ export default {
                     wx.updateAppMessageShareData({
                         title: 'e智社区',
                         desc: than.info.activityName,
-                        link: `http://epmet-cloud.elinkservice.cn/#/activityDetail?id=${this.$route.query.id}`,
+                        link: `http://epmet-cloud.elinkservice.cn/#/activityDetail?id=${than.$route.query.id}`,
                         imgUrl: '',
                         success: function () {
                         console.log('分享成功');
@@ -103,7 +103,7 @@ export default {
                 wx.onMenuShareAppMessage({
                     title: 'e智社区',
                     desc: than.info.activityName,
-                    link: `http://epmet-cloud.elinkservice.cn/#/activityDetail?id=${this.$route.query.id}}`,
+                    link: `http://epmet-cloud.elinkservice.cn/#/activityDetail?id=${than.$route.query.id}}`,
                     imgUrl: '',
                     success: function () {
                         console.log('分享成功');