AWSTemplateFormatVersion: '2010-09-09'
Description: (SO0102-api-stack-sports) - DynamoDB Resources and GraphQL Resolvers for RealTime Live Sports Update Using AWS AppSync. Version %%VERSION%%
Metadata: {}
Parameters:
  SolutionId:
    Type: String
    Description: solution ID
  DynamoDBModelTableReadIOPS:
    Type: Number
    Description: The number of read IOPS the table should support.
    Default: 5
  DynamoDBModelTableWriteIOPS:
    Type: Number
    Description: The number of write IOPS the table should support.
    Default: 5
  DynamoDBBillingMode:
    Type: String
    Description: Option for DynamoDB tables with PAY_PER_REQUEST
      or PROVISIONED billing modes.
    Default: PAY_PER_REQUEST
    AllowedValues:
    - PAY_PER_REQUEST
    - PROVISIONED
  DynamoDBEnablePointInTimeRecovery:
    Type: String
    Description: Whether to enable Point in Time Recovery on the table
    Default: 'false'
    AllowedValues:
    - 'true'
    - 'false'
  DynamoDBEnableServerSideEncryption:
    Type: String
    Description: Enable server side encryption powered by KMS.
    Default: 'true'
    AllowedValues:
    - 'true'
    - 'false'
  AppSyncApiName:
    Type: String
    Description: The name of the AppSync API
    Default: RealTime Live Sports API
  APIKeyExpirationEpoch:
    Type: Number
    Description: The epoch time in seconds when the API Key should expire. Setting
      this to 0 will default to 7 days from the deployment date. Setting this to -1
      will not create an API Key.
    Default: 0
    MinValue: -1
  CreateAPIKey:
    Type: Number
    Description: The boolean value to control if an API Key will be created or not.
      The value of the property is automatically set by the CLI. If the value is set
      to 0 no API Key will be created.
    Default: 0
    MinValue: 0
    MaxValue: 1
  env:
    Type: String
    Description: The environment name. e.g. Dev, Test, or Production
    Default: NONE
  S3DeploymentBucket:
    Type: String
    Description: The S3 bucket containing all deployment assets for the project.
  S3DeploymentRootKey:
    Type: String
    Description: An S3 key relative to the S3DeploymentBucket that points to the root
      of the deployment directory.
  AppSyncApiId:
    Type: String
    Description: The id of the AppSync API associated with this project.
  GetAttGraphQLAPIApiId:
    Type: String
    Description: Auto-generated parameter that forwards Fn.GetAtt(GraphQLAPI, ApiId)
      through to nested stacks.
Resources:
  SportTable:
    Type: AWS::DynamoDB::Table
    Metadata:
      cfn_nag:
          rules_to_suppress:
              -
                  id: W28
                  reason: "Table name is constructed with stack name. On update, we need to keep the existing table name."
    Properties:
      TableName: !Sub "${SolutionId}-Sport-${env}"
      KeySchema:
      - AttributeName: id
        KeyType: HASH
      AttributeDefinitions:
      - AttributeName: id
        AttributeType: S
      StreamSpecification:
        StreamViewType: NEW_AND_OLD_IMAGES
      BillingMode:
        Fn::If:
        - ShouldUsePayPerRequestBilling
        - PAY_PER_REQUEST
        - Ref: AWS::NoValue
      ProvisionedThroughput:
        Fn::If:
        - ShouldUsePayPerRequestBilling
        - Ref: AWS::NoValue
        - ReadCapacityUnits:
            Ref: DynamoDBModelTableReadIOPS
          WriteCapacityUnits:
            Ref: DynamoDBModelTableWriteIOPS
      SSESpecification:
        SSEEnabled: !If [ShouldUseServerSideEncryption, true, false]
      PointInTimeRecoverySpecification:
        Fn::If:
        - ShouldUsePointInTimeRecovery
        - PointInTimeRecoveryEnabled: true
        - Ref: AWS::NoValue
    DeletionPolicy: Delete
  SportIAMRole:
    Type: AWS::IAM::Role
    Metadata:
      cfn_nag:
          rules_to_suppress:
              -
                  id: W28
                  reason: "Role name is constructed with graphql API id . On update, we need to keep the existing table name."
    Properties:
      RoleName:
        Fn::If:
        - HasEnvironmentParameter
        - Fn::Join:
          - "-"
          - - Sport
            - role
            - Ref: GetAttGraphQLAPIApiId
            - Ref: env
        - Fn::Join:
          - "-"
          - - Sport
            - role
            - Ref: GetAttGraphQLAPIApiId
      AssumeRolePolicyDocument:
        Version: '2012-10-17'
        Statement:
        - Effect: Allow
          Principal:
            Service: appsync.amazonaws.com
          Action: sts:AssumeRole
      Policies:
      - PolicyName: DynamoDBAccess
        PolicyDocument:
          Version: '2012-10-17'
          Statement:
          - Effect: Allow
            Action:
            - dynamodb:BatchGetItem
            - dynamodb:BatchWriteItem
            - dynamodb:PutItem
            - dynamodb:DeleteItem
            - dynamodb:GetItem
            - dynamodb:Scan
            - dynamodb:Query
            - dynamodb:UpdateItem
            Resource:
            - !GetAtt SportTable.Arn
            - !Sub [ "${x0}/*", { x0: !GetAtt SportTable.Arn } ] 
  SportDataSource:
    Type: AWS::AppSync::DataSource
    Properties:
      ApiId:
        Ref: GetAttGraphQLAPIApiId
      Name: SportTable
      Type: AMAZON_DYNAMODB
      ServiceRoleArn: !GetAtt 'SportIAMRole.Arn'
      DynamoDBConfig:
        AwsRegion:
          Ref: AWS::Region
        TableName: !Ref SportTable
    DependsOn:
    - SportIAMRole
  GetSportResolver:
    Type: AWS::AppSync::Resolver
    Properties:
      ApiId:
        Ref: GetAttGraphQLAPIApiId
      DataSourceName: !GetAtt 'SportDataSource.Name'
      FieldName: getSport
      TypeName: Query
      RequestMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Query
              - getSport
              - req
              - vtl
      ResponseMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Query
              - getSport
              - res
              - vtl
  ListSportResolver:
    Type: AWS::AppSync::Resolver
    Properties:
      ApiId:
        Ref: GetAttGraphQLAPIApiId
      DataSourceName: !GetAtt 'SportDataSource.Name'
      FieldName: listSports
      TypeName: Query
      RequestMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Query
              - listSports
              - req
              - vtl
      ResponseMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Query
              - listSports
              - res
              - vtl
  CreateSportResolver:
    Type: AWS::AppSync::Resolver
    Properties:
      ApiId:
        Ref: GetAttGraphQLAPIApiId
      DataSourceName: !GetAtt 'SportDataSource.Name'
      FieldName: createSport
      TypeName: Mutation
      RequestMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Mutation
              - createSport
              - req
              - vtl
      ResponseMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Mutation
              - createSport
              - res
              - vtl
  UpdateSportResolver:
    Type: AWS::AppSync::Resolver
    Properties:
      ApiId:
        Ref: GetAttGraphQLAPIApiId
      DataSourceName: !GetAtt 'SportDataSource.Name'
      FieldName: updateSport
      TypeName: Mutation
      RequestMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Mutation
              - updateSport
              - req
              - vtl
      ResponseMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Mutation
              - updateSport
              - res
              - vtl
  DeleteSportResolver:
    Type: AWS::AppSync::Resolver
    Properties:
      ApiId:
        Ref: GetAttGraphQLAPIApiId
      DataSourceName: !GetAtt 'SportDataSource.Name'
      FieldName: deleteSport
      TypeName: Mutation
      RequestMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Mutation
              - deleteSport
              - req
              - vtl
      ResponseMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Mutation
              - deleteSport
              - res
              - vtl
  SportfeedConfigResolver:
    Type: AWS::AppSync::Resolver
    Properties:
      ApiId:
        Ref: GetAttGraphQLAPIApiId
      DataSourceName: NONE
      FieldName: feedConfig
      TypeName: Sport
      RequestMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Sport
              - feedConfig
              - req
              - vtl
      ResponseMappingTemplateS3Location:
        Fn::Sub:
        - s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/${ResolverFileName}
        - S3DeploymentBucket:
            Ref: S3DeploymentBucket
          S3DeploymentRootKey:
            Ref: S3DeploymentRootKey
          ResolverFileName:
            Fn::Join:
            - "."
            - - Sport
              - feedConfig
              - res
              - vtl
Outputs:
  GetAttSportTableStreamArn:
    Description: DynamoDB Sport table StreamArn.
    Value: !GetAtt 'SportTable.StreamArn'
    Export:
      Name:
        Fn::Join:
        - ":"
        - - Ref: AppSyncApiId
          - GetAtt
          - SportTable
          - StreamArn
  GetAttSportDataSourceName:
    Description: DataSource name.
    Value: !GetAtt 'SportDataSource.Name'
    Export:
      Name:
        Fn::Join:
        - ":"
        - - Ref: AppSyncApiId
          - GetAtt
          - SportDataSource
          - Name
  GetAttSportTableName:
    Description:  DynamoDB Sport table name.
    Value:
      Ref: SportTable
    Export:
      Name:
        Fn::Join:
        - ":"
        - - Ref: AppSyncApiId
          - GetAtt
          - SportTable
          - Name
Mappings: {}
Conditions:
  ShouldUsePayPerRequestBilling:
    Fn::Equals:
    - Ref: DynamoDBBillingMode
    - PAY_PER_REQUEST
  ShouldUsePointInTimeRecovery:
    Fn::Equals:
    - Ref: DynamoDBEnablePointInTimeRecovery
    - 'true'
  ShouldUseServerSideEncryption:
    Fn::Equals:
    - Ref: DynamoDBEnableServerSideEncryption
    - 'true'
  ShouldCreateAPIKey:
    Fn::Equals:
    - Ref: CreateAPIKey
    - 1
  APIKeyExpirationEpochIsPositive:
    Fn::And:
    - Fn::Not:
      - Fn::Equals:
        - Ref: APIKeyExpirationEpoch
        - -1
    - Fn::Not:
      - Fn::Equals:
        - Ref: APIKeyExpirationEpoch
        - 0
  HasEnvironmentParameter:
    Fn::Not:
    - Fn::Equals:
      - Ref: env
      - NONE