为什么持久存储在我的 google 操作中不起作用?

Why is persistent storage not working in my google action?

我正在尝试跨会话存储 UserId,遵循此处找到的参考:https://developers.google.com/assistant/conversational/save-data

这是我的代码实现:

'use strict';

const { dialogflow } = require("actions-on-google");
const functions = require("firebase-functions");
const app = dialogflow();

app.intent('Default Welcome Intent', (conv) => {

  conv.user.storage.userId = "bananas";
  console.log("Logging the conversation object... ");
  console.log(JSON.stringify(conv));
  conv.close("Goodbye! ");
});

exports.yourAction = functions.https.onRequest(app);

当我通过我的 Google 家庭中枢调用操作时,它会正确设置我的用户存储数据:

    "user": {
    "raw": {
        "locale": "en-US",
        "lastSeen": "2020-02-12T14:28:49Z",
        "userVerificationStatus": "VERIFIED"
    },
    "storage": {
        "userId": "bananas"
    },
    "locale": "en-US",
    "verification": "VERIFIED",
    "permissions": [],
    "last": {
        "seen": "2020-02-12T14:28:49.000Z"
    },
    "name": {},
    "entitlements": [],
    "access": {},
    "profile": {}
},

但是,当我在代码中注释掉存储分配并重新调用操作时,用户存储的内容不再存在:

"user": {
    "raw": {
        "locale": "en-US",
        "lastSeen": "2020-02-12T14:31:30Z",
        "userVerificationStatus": "VERIFIED"
    },
    "storage": {},
    "locale": "en-US",
    "verification": "VERIFIED",
    "permissions": [],
    "last": {
        "seen": "2020-02-12T14:31:30.000Z"
    },
    "name": {},
    "entitlements": [],
    "access": {},
    "profile": {}
},

我可以看到我的验证是 "VERIFIED",所以这不可能是那个问题。我在此文档中注意到,如果出现以下情况,userStorage 将被清除:

也许是其中之一 - 但我不确定在哪里可以查看!

已修复。我没有启用 chrome 历史记录设置!这个线程更详细: actions on google userStorage only during session