feat: 处理低版本app分享海报兼容问题

src/components/groupShare.vue

@@ -15,7 +15,7 @@ import sharePic from './sharePic';
 import MpBridge from '@/service/mp';
 import Bridge from '@qg/js-bridge';
 import { EventBus } from '@/service/utils.service';
-import { isApp, isWxMp } from '@/service/validation.service';
+import { isApp, isWxMp, appVersion } from '@/service/validation.service';
 import qs from 'qs';
 import config from '@/config';
 import { saTrackEvent } from '@/service/sa.service';
@@ -191,13 +191,17 @@ export default {
       // 创建分享数据
       const sharePicData = this.filterShareInfo();
       const tagName = this.type ? '[0元购] ' : '';
-      this.shareInfo = {
+      const shareInfo = {
         title: `${tagName}${sharePicData.skuName}`,
         desc: sharePicData.desc || '',
         link: sharePicData.linkPath, // 页面地址
         imgUrl: sharePicData.skuImg, // 图片地
         posterUrl: sharePicData.posterUrl
       };
+      if (isApp && +appVersion.replace(/\./g, '') < 8260) {
+        delete shareInfo.posterUrl;
+      }
+      this.shareInfo = shareInfo;
     },
     filterShareInfo() {
       const type = this.type;