AWSTemplateFormatVersion: 2010-09-09
Transform: AWS::Serverless-2016-10-31
Description: AlleyCat - Main DynamoDB table for application

Resources:
  ##########################################
  # Application's DynamoDB table           #
  ##########################################

  DynamoDBTable:
    Type: "AWS::DynamoDB::Table"
    Properties:
      TableName: "alleycat-races"
      AttributeDefinitions: 
        - 
          AttributeName: "GSI"
          AttributeType: "N"
        - 
          AttributeName: "PK"
          AttributeType: "S"
        - 
          AttributeName: "SK"
          AttributeType: "S"
      KeySchema: 
        - 
          AttributeName: "PK"
          KeyType: "HASH"
        - 
          AttributeName: "SK"
          KeyType: "RANGE"
      BillingMode: "PROVISIONED"
      ProvisionedThroughput: 
          ReadCapacityUnits: 20
          WriteCapacityUnits: 20
      GlobalSecondaryIndexes: 
        - 
          IndexName: "GSI_Index"
          KeySchema: 
            - 
              AttributeName: "GSI"
              KeyType: "HASH"
            - 
              AttributeName: "SK"
              KeyType: "RANGE"
          Projection: 
              ProjectionType: "ALL"
          ProvisionedThroughput: 
              ReadCapacityUnits: 10
              WriteCapacityUnits: 10
      LocalSecondaryIndexes:
        - 
          IndexName: "GSI_PK_Index"
          KeySchema: 
            - 
              AttributeName: "PK"
              KeyType: "HASH"
            - 
              AttributeName: "GSI"
              KeyType: "RANGE"
          Projection: 
              ProjectionType: "ALL"       
      StreamSpecification:
        StreamViewType: NEW_AND_OLD_IMAGES      

Outputs:
  DynamoDBstreamARN:
    Description: Stream ARN used to publish changes to IoT Core.
    Value: !GetAtt DynamoDBTable.StreamArn