diff --git a/pages/form/index.ts b/pages/form/index.ts
index 01bad27..db3a2c3 100644
--- a/pages/form/index.ts
+++ b/pages/form/index.ts
@@ -12,7 +12,8 @@ Page({
     isCamera: false,
     netWorkErrorDialog: false,
     historicalList: [],
-    isJoin: false
+    isJoin: false,
+    code: ''
   },
   onShow() {
     const that = this;
@@ -55,6 +56,9 @@ Page({
     })
   },
   onLoad(option) {
+    if (!this.data.code) {
+      this.getCode()
+    }
     if (option.scene) {
       const scene = decodeURIComponent(option.scene)
       const room = scene.split('r=')[1];
@@ -103,6 +107,24 @@ Page({
       }
     })
   },
+  getCode(callBack?) {
+    wx.login({
+      success: (res) => {
+        const { code } = res
+        GetOpenId(code).then(res => {
+          if (res.code === 200) {
+            this.setData({
+              code: res.data,
+            })
+            callBack?.(true)
+          }
+        })
+      },
+      fail: () => {
+        callBack?.(false)
+      }
+    })
+  },
   closeDialog() {
     wx.setStorage({
       key: "isConnected",
@@ -194,33 +216,28 @@ Page({
       })
       return
     }
-    const that = this;
-    GetCheckoutRoomNum(this.data.meetingForm.roomNum).then(res => {
+    GetCheckoutRoomNum(this.data.meetingForm.roomNum).then(async res => {
       if (res.code === 200) {
         if (res.data) {
-          wx.login({
-            success: (res) => {
-              const { code } = res
-              GetOpenId(code).then(res => {
-                if (res.code === 200) {
-                  navigateToMeeting(res.data)
-                } else {
-                  that.setData({
-                    isJoin: false
-                  })
-                }
-              }).catch(() => {
-                that.setData({
+          if (this.data.code) {
+            navigateToMeeting(this.data.code)
+          } else {
+            this.getCode((bool) => {
+              if (bool) {
+                navigateToMeeting(this.data.code)
+              } else {
+                Message.error({
+                  context: this,
+                  offset: [90, 32],
+                  duration: 3000,
+                  content: '登录失败，请重试。',
+                });
+                this.setData({
                   isJoin: false
                 })
-              })
-            },
-            fail: () => {
-              that.setData({
-                isJoin: false
-              })
-            }
-          })
+              }
+            })
+          }
         } else {
           this.setData({
             isJoin: false
diff --git a/pages/meeting/index.ts b/pages/meeting/index.ts
index 7303e19..3bb0de6 100644
--- a/pages/meeting/index.ts
+++ b/pages/meeting/index.ts
@@ -252,6 +252,9 @@ Page({
     wx.onNetworkStatusChange(this.listener)
   },
   onShow() {
+    wx.setKeepScreenOn({
+      keepScreenOn: true,
+    });
     this.setData({
       isCurrePage: false
     })