---
AWSTemplateFormatVersion: 2010-09-09

Description: This template creates a CloudFormation StackSet to deploy a CloudFormation module to the specified accounts and regions. You will be billed for the AWS resources used if you create a stack from this template.

Parameters:
  ModuleBucketName:
    Type: String
    Description: S3 Bucket Name for CloudFormation Module Deployment Packages
  ModuleName:
    Type: String
    Description: Name of the CloudFormation Module to be created
    Default: "MyOrganization::MyNamespace::MyApp::MODULE"
  ModuleKey:
    Type: String
    Description: Object Key for CloudFormation Module Package in S3
  TargetAccounts:
    Type: CommaDelimitedList
    Description: Input Account IDs to deploy StackSet to
  TargetRegions:
    Type: CommaDelimitedList
    Description: Target Regions for deployment of StackSet (e.g eu-west-1, us-east-2)

Resources:
  AppModuleStackSet:
    Type: "AWS::CloudFormation::StackSet"
    Properties:
      TemplateBody: |
        AWSTemplateFormatVersion: 2010-09-09

        Parameters:
          ModuleBucketName:
            Type: String
            Description: S3 Bucket Name for CloudFormation Module Deployment Packages
          ModuleName:
            Type: String
            Description: Name of the CloudFormation Module to be created
            Default: "MyOrganization::MyNamespace::MyApp::MODULE"
          ModuleKey:
            Type: String
            Description: Object Key for CloudFormation Module Package in S3

        Resources:
          AppModuleVersion:
            Type: "AWS::CloudFormation::ModuleVersion"
            Properties:
              ModuleName: !Ref ModuleName
              ModulePackage:
                !Join ["/", ["s3:/", !Ref ModuleBucketName, !Ref ModuleKey]]
      Parameters:
        - ParameterKey: ModuleBucketName
          ParameterValue: !Ref ModuleBucketName
        - ParameterKey: ModuleKey
          ParameterValue: !Ref ModuleKey
        - ParameterKey: ModuleName
          ParameterValue: !Ref ModuleName
      Capabilities: [CAPABILITY_IAM, CAPABILITY_NAMED_IAM]
      PermissionModel: SELF_MANAGED
      StackSetName: !Join ["", [!Ref AWS::StackName, StackSet]]
      StackInstancesGroup:
        - DeploymentTargets:
            Accounts: !Ref TargetAccounts
          Regions: !Ref TargetRegions