Ref. Assistant Relay Installation

1. Install node.js version 10.13.0 (using nvm) nvm for window
2. Install PM2 by $ npm i pm2 -g (using Windows PowerShell)
3. Install Assistant Relay by download Assistant Relay V3.2.0 release.zip
4. Extract the folder and run $ npm i inside that folder
   

5. Configure Google Develop Project (step 1 - 6)
6. Go to Google Developer Console
7. Click on the Credentials link in the left hand menu
8. At the top, click the Create Credentials button and select OAuth Client ID
9. Select Web Application from the dropdown list
10. Give your client ID a name, such as Assistant Relay. Click Create.
11. Click the Download button to download your secret_client json file.

12. Modify secret_client_xxx.json by changing "web" key to "installed"
13. Run $ npm run start and open the Assistant Relay webpage on browser
    Note: If error occurs, try kill running process TASKKILL /F /IM node.exe /FI "PID gt 0" (using Windows PowerShell)
14. Upload secret_client_xxx.json to the webpage, add your user name and click next.
15. It will pop up the Google Account linking page, authorize it with your Google Account
16. It will now show the blank white page with some text on it. Copy the code in the url
    http://localhost/?code=**COPYCODEFROMHERE**&scope=https%3A%2F%2Fwww.googleapis.com%2Fauth%2Fassistant-sdk-prototype
    Ref. link
17. Come back to the Assistant Relay webpage, and paste the code.
18. The user is added.

Ref. Assistant Relay Command Usage

1. Command the device
   POST to , for example, http://192.168.1.157:3000/assistant, with the body of raw json format
   

{
    "command": "turn on the fan",
    "converse": false,
    "user": "earth"
}

Note: When want to command the Device, "converse" must be false.

2. Broadcast to Google Home device

{
    "command": "hello world",
    "broadcast": true,
    "user": "earth"
}

1. Assistant Relay demo with Postman Youtube link