Parameters:
  SnsSqsSubscription:
    Type: Boolean
    Default: false

Resources:
  SaveNotificationFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: s3://sam-demo-bucket/notifications.zip
      Handler: index.save_notification
      Runtime: nodejs12.x
      Events:
        NotificationTopic:
          Type: SNS
          Properties:
            SqsSubscription:
              Ref: SnsSqsSubscription
            Topic:
              Ref: Notifications

  Notifications:
    Type: AWS::SNS::Topic