如何解决在出现“ x”个问题之后,如何通过内联编辑器使用Dialogflow的默认后备意图关闭对话?
我需要实现一个功能,在定义的失败次数达到一定次数后,该功能将关闭与由 Dialogflow 管理的漫游器的对话:我的意思是,当用户反复询问未涉及的主题时。 AFAIK,这可以通过在所谓的 Default Fallback Intent 中添加一个Webhook来完成,在我们的设置中,只能使用 Inline Editor 来完成。我已经在网上找到了一些信息,但是显然the official documentation已有两三年没有更新了。
Google达到此目标的主要参考文献似乎也已过时。内托·马林(Neto Marin)于2018年10月30日写道a solution that just works,或者最好是在那时就可以工作。我按原样尝试了以下代码,但由于 Dialogflow ES 控制台中的调试错误说明不当而失败,
'use strict';
const { dialogflow } = require('actions-on-google');
const functions = require('firebase-functions');
const app = dialogflow({ debug: true });
app.intent('Default Fallback Intent',(conv) => {
const ticketCount = 17;
if (!conv.data.fallbackCount) {
conv.data.fallbackCount = 0;
}
conv.data.fallbackCount++;
if (conv.data.fallbackCount === 1) {
return conv.ask('Sorry,how many was that?');
} else if (conv.data.fallbackCount === 2) {
return conv.ask('Sorry,I didn’t get it. How many tickets would you like to purchase?');
} else {
return conv.close(`This seems like beyond my expertise. Let’s stop here. There are currently ${ticketCount} seats available. Bye for now.`);
}
});
exports.dialogflowFirebaseFulfillment = functions.https.onRequest(app);
因此,经过长时间的研究,我发现上面的代码中我试图一一解决的问题:例如,conv
应该是agent.conv()
的实例从 Dialogflow V2 等开始,甚至此后的调试激活也发生了变化。我尝试了以下根据Neto改编的解决方案:
'use strict';
const functions = require('firebase-functions');
const { WebhookClient } = require('dialogflow-fulfillment');
process.env.DEBUG = 'dialogflow:debug';
exports.dialogflowFirebaseFulfillment = functions.https.onRequest((request,response) => {
const agent = new WebhookClient({ request,response });
function fallback(agent) {
let conv = agent.conv();
const ticketCount = 17;
if (!conv.data.fallbackCount) {
conv.data.fallbackCount = 0;
}
conv.data.fallbackCount++;
if (conv.data.fallbackCount === 1) {
return conv.ask('Sorry,how many was that?');
} else if (conv.data.fallbackCount === 2) {
return conv.ask('Sorry,I didn’t get it. How many tickets would you like to purchase?');
} else {
return conv.close(`This seems like beyond my expertise. Let’s stop here. There are currently ${ticketCount} seats available. Bye for now.`);
}
agent.add(conv);
}
let intentMap = new Map();
intentMap.set('Default Fallback Intent',fallback);
agent.handleRequest(intentMap);
});
这更接近解决方案,但是我在GitHub上发现了a closed issue,似乎只有依赖关系更新才可以提供帮助。然后,我在package.json
上进行了相应的更改:
"dependencies": {
"actions-on-google": "^2.2.0","firebase-admin": "^5.13.1","firebase-functions": "^2.0.2","dialogflow": "^0.6.0","dialogflow-fulfillment": "^0.6.1"
}
我不得不从0.5.0
软件包的0.6.1
版本切换到dialogflow-fulfillment
,但是现在我在诊断信息中得到了Webhook call failed. Error: UNAVAILABLE.
。还有一件事…我尝试将the end conversation flag从意图本身打开和关闭,但没有任何改变。
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。