update

controller/wechatController.js

@@ -44,7 +44,12 @@ async function getUserInfo(req, res, next) {
         )
         console.log(userRes.data)
         // 第三步 存起来
+        let user = await userModule.findUser({openid});
+        if(user&&user._id) {
+            //
+        } else {
             await userModule.createUser(userRes.data);
+        }
         res.sendData(userRes.data)
     } catch (error) {
         console.error(' 微信接口错误:', error)

db/models/question.js

@@ -34,5 +34,5 @@ const questionSchema = new Schema({
 });
 
 
-const Question = mongoose.model('Question', questionSchema, 'Question');
+const Question = mongoose.model('question', questionSchema, 'Question');
 module.exports = Question;
\ No newline at end of file

module/userModule.js

@@ -4,5 +4,12 @@ async function createUser(obj) {
     const ret = await DB.User.create(obj);
     return ret;
 }
+async function findUser(obj) {
+    if(!obj.openid) {
+        throw new Error("openid没找到")
+    }
+    const ret = await DB.User.findOne({openid: obj && obj.openid});
+    return ret;
+}
 
-module.exports = {createUser}
+module.exports = {createUser, findUser}