Setup Google App Script With Additional Google Apis

Step 1 (optional)

Create new Google Script Project Click here

Step 2

If you already creted one, get project from this link or Create a new Google Cloud Project visit

Step 3

If you see “Needs verification”, don’t worry, On your login screen you will se “Not Verified by google”, but app will work fine.

Step 4

Add Scopes to Google App Script Project in appmanifest.json file See Refrence

Step 5 (Optional)

Add aditional scopes desired by app from this list

Step 6 (Optional)

If using UrlFetchApp, add "https://www.googleapis.com/auth/script.external_request" to your appmanifest.json scopes.

Conratulations !!

You have successfully integrated Google App Script with additional Google APIs.