Offline-first Flutter app with Amplify Auth, DataStore and GoRouter

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minSdkVersion 24 deploymentTarget 13.0

Prerequisites

• Set up Flutter and the Amplify CLI (follow the Project setup guide)

Steps

1. Run flutter pub get to install dependencies
2. Run amplify init to initialize the Amplify project

• Confirm the default values for all questions

3. Run amplify add api to add a GraphQL API

• Select GraphQL as the API type
• Select Amazon Cognito User Pool as the authentication type
• Enable conflict detection and select Auto Merge as the resolution strategy
• Select Blank schema as the schema template
• Replace the contents of amplify/backend/api/flutter_amplify_datastore/schema.graphql with the following schema:

type Workout @model @auth(rules: [{ allow: owner }]) {
  id: ID!
  owner: String @auth(rules: [{ allow: owner, operations: [read, delete] }])
  createdAt: AWSDateTime!
  startedAt: AWSDateTime
  finishedAt: AWSDateTime
}

4. Run amplify codegen models to generate models
5. Run amplify add auth to add authentication

• Select Email as the sign-in method

6. Run amplify push to provision the backend
7. Run flutter run to start the app