fix index重复渲染

src/pages/index/index.vue

@@ -82,24 +82,28 @@ export default {
     
     this.options = options;
     Object.assign(this.$data, this.$options.data());
-    this.withoutScene = true;
-    //获取openId
-     wx.login({
-      success: res => {
-        this.code = res.code;
-        login.miniLogin({ code: this.code}).then(res1 => {
-            console.log(res1,555555)
-            if (res1.data.code == 200) {
-                wx.setStorage({
-                    key: "openid",
-                    data: res1.data.data.openid
-                });
-            }
-            this.params += '&open_id='+wx.getStorageSync("openid");
-            console.log(this.code,77777,this.params)
-        })
-      },
-    }) 
+    let op=wx.getStorageSync("openid")
+    if (op) {
+      this.params += '&open_id='+wx.getStorageSync("openid");
+      this.withoutScene = true;
+    }else{
+      //获取openId
+       wx.login({
+        success: res => {
+          this.code = res.code;
+          login.miniLogin({ code: this.code}).then(res1 => {
+              if (res1.data.code == 200) {
+                  wx.setStorage({
+                      key: "openid",
+                      data: res1.data.data.openid
+                  });
+              }
+              this.params += '&open_id='+wx.getStorageSync("openid");
+              this.withoutScene = true;
+          })
+        },
+      }) 
+    }
     // 移除重复参数
     if (options.params) {
       let params=decodeURIComponent(options.params)