Amplifiers

Library of custom GraphQL transformers that extent AWS Amplify functionality.

Packages	Description
Create Model Transformer	Creates a model on trigger event (ex. Cognito Conf)
Send Email Transformer	Sends an email on DynamoDB mutation
Process Image Transformer	Transforms images in S3

Development

• This project uses workspaces. To install dependencies run npm install -ws from the root directory.
• To build transformers and to zip the lambda functions npm run compile -ws
• To execute tests npm test

Examples & Testing

To run and example project from the examples directory:

• cd examples/create-model-post-conf/
• From the example root directory run npm install
• Have amplify-cli installed globally and run amplify init in the example root directory
• Import the transformer with the absolute path in the examples/<example-project-name>/amplify/backend/api/<api-name>/transform.conf.json for example:

{
    "Version": 5,
    "ElasticsearchWarning": true,
    "transformers": [
        "file:///Users/ollie/Work/amplifiers/packages/amplify-graphql-create-model-transformer/dist/index.js"
    ]
}

• Make changes to the transformer and compile.
• To verify the stack before pushin run amplify api gql-compile from the example root directory
• To test remotely deploy the changes with amplify push from the example root directory

License

MIT License

Contributions

Contributions are more than welcome! Please feel free to open an issue or a pull request.

Credits

The amplifiers library is maintained by

• OllieTheDev OllieTheDev