Serverless GraphQL API on AWS with real-time data

Built with SAM, AppSync and TypeScript.

Free Tier

This application uses various AWS services and there are costs associated with these services after the Free Tier usage - please see the AWS Pricing page for details.

You are responsible for any AWS costs incurred. No warranty is implied in this example.

Requirements

• AWS Account
• AWS CLI
• AWS SAM CLI
• pnPM or npm

Installation

In the project root directory, run:

pnpm install

Scripts

• Rebuild types defined in GraphQL schema (useful during development)

  pnpm run build-schema
  

• Build resolvers

  pnpm run build-resolvers
  

• Build all (including SAM template)

  pnpm run build
  

Deployment

1. Build resolvers and SAM template

   pnpm run build
   

2. Deploy

   sam deploy --guided --capabilities CAPABILITY_AUTO_EXPAND CAPABILITY_IAM
   

Testing

1. Create a new user in the Cognito User Pool
2. Open AppSync in the AWS Console, login and subscribe to "onEvent"
3. Go to EventBridge -> Event buses -> events -> Send events and send a test event
4. Go back to AppSync and check the results

Cleanup

Simply run:

sam destroy

License

MIT