node-red-contrib-actions-google

Note : This library is under rapid development, there will be new change everyday, make sure to come back to check new feature every now and then.
Feel free to raise issues and feature requests, and if you want to join as contributor, please contact me.

Note : For now this library only support Actions on Google with Dialogflow

Node Red's Actions on Google library that enable you to use node-red's Gui tool to build a Google assistant chatbot.

Installation

Under your ~/.ndoe-red folder run the following command:

npm install node-red-contrib-actions-google

How to use

What you'll need

• An Actions on Google project configured and connected to your Dialogflow agent.
• Configure your Dialogflow agent to use your node-red server as webhook fullfillment.

Simple Example

Below is a super simple chatbot example with two intents (Deafult Welcome Intent and Default fallback Intent).

Note that:

• Use node-red's http in and http response node to create webhook for Dialogflow agent.
• Connect intent switch node with intent node to identify intent.
• You can use simple response node to respond plain text
• You have to connect to actions serialize node before http response

Customize Response

You can also connect intent with function node, and access conv object through msg.conv , You can access Actions on Google's Rich Response Object through global.get('actions-on-google'), like the code snippet below:

const {BasicCard, Image} = global.get('actions-on-google');
msg.conv.ask('Hello');
msg.conv.ask(new BasicCard({
    title:'Basic Card',
    text: 'This is basic card',
    image : new Image({
        url : 'url to your image',
        alt : 'image alt text'
    })
}))
return msg;

For more information on Rich Response, you can visit here.