---
AWSTemplateFormatVersion: 2010-09-09

Description: >
    This template creates and prepares Amazon Personalize support resources

Parameters:
  ResourceBucket:
    Type: String
    Description: S3Bucket Bucket where the Resources are stored (cloudformation, images, lambda code)

  Uid:
    Type: String

  StackBucketName:
    Type: String
    Description: S3 bucket name for the stack bucket used to stage Personalize input and output files

Resources:
  StackBucketPolicy:
    Type: AWS::S3::BucketPolicy
    Properties:
      Bucket: !Ref StackBucketName
      PolicyDocument:
        Version: 2012-10-17
        Statement:
          - Effect: Deny
            Action: 's3:*'
            Resource:
              - !Sub "arn:aws:s3:::${StackBucketName}"
              - !Sub "arn:aws:s3:::${StackBucketName}/*"
            Principal: '*'
            Condition:
              Bool:
                aws:SecureTransport: false
          - Effect: Allow
            Action:
              - s3:GetObject
              - s3:PutObject
              - s3:ListBucket
            Resource:
              - !Sub "arn:aws:s3:::${StackBucketName}"
              - !Sub "arn:aws:s3:::${StackBucketName}/*"
            Principal:
              Service: personalize.amazonaws.com

  PersonalizeServiceRole:
    Type: AWS::IAM::Role
    Properties:
      RoleName: !Sub "${Uid}-PersonalizeS3"
      AssumeRolePolicyDocument:
        Version: 2012-10-17
        Statement:
          - Effect: Allow
            Principal:
              Service: personalize.amazonaws.com
            Action:
              - sts:AssumeRole
      Policies:
        - PolicyName: BucketAccess
          PolicyDocument:
            Version: 2012-10-17
            Statement:
              - Effect: Allow
                Action:
                  - s3:GetObject
                  - s3:ListBucket
                Resource:
                  - !Sub "arn:aws:s3:::${ResourceBucket}" # So imports can be run directly from resource bucket
                  - !Sub "arn:aws:s3:::${ResourceBucket}/*"  # So imports can be run directly from resource bucket
                  - !Sub "arn:aws:s3:::${StackBucketName}"
                  - !Sub "arn:aws:s3:::${StackBucketName}/*"
              - Effect: Allow
                Action:
                  - s3:PutObject
                Resource:
                  - !Sub "arn:aws:s3:::${StackBucketName}"
                  - !Sub "arn:aws:s3:::${StackBucketName}/*"

Outputs:
  PersonalizeServiceRole:
    Description: Personalize service role ARN
    Value: !GetAtt PersonalizeServiceRole.Arn