shareImg 调整

@@ -26,6 +26,7 @@ Page({
     console.log('onLoad', options)
 		console.log('初次进入详情页---小米8测试',this.data.reserveDate ? this.data.reserveDate : '没有日期','openid:',getApp().openid)
     this.options=options
+    this.downloadImages()
     if(options.activeTab && options.activeTab!='detail'){
       this.setData({
         activeTab:options.activeTab||'detail',
@@ -136,15 +137,28 @@ Page({
   onReachBottom: function () {
 
   },
-
+  shareImageTmp:'',
+  downloadImages(){
+    wx.downloadFile({
+      url:'https://xt04.colorcun.com/sellerShare/Share_'+this.options.id+'.png?'+Math.random(),
+      success:res=>{
+        this.shareImageTmp=res.tempFilePath
+      },
+    })
+  },
   /**
    * 用户点击右上角分享
    */
   onShareAppMessage: function () {
     let path=util.http_build_query({id:this.data.seller.id,fromid:getApp().openid},'/pages/reserve/detail')
+    let imageUrl=this.shareImageTmp
+    if(!imageUrl){
+      imageUrl='https://xt04.colorcun.com/sellerShare/Share_'+this.options.id+'.png?'+Math.random()
+    }
+    console.log('imageUrl',imageUrl)
     return {
       title:'请客订包间，就上周到安排',
-      imageUrl:'https://xt04.colorcun.com/sellerShare/Share_'+this.options.id+'.png?'+Math.random(),
+      imageUrl:imageUrl,
       path:path,
     }
   },