AWSTemplateFormatVersion: "2010-09-09"
Description: CI/CD pipeline — CodePipeline + CodeBuild for CDK deployments

Parameters:
  GitHubOwner:
    Type: String
    Default: Sea-Haven-Industries
  GitHubRepo:
    Type: String
    Default: exec-aide
  GitHubBranch:
    Type: String
    Default: main
  ConnectionArn:
    Type: String
    Description: CodeConnections ARN for GitHub
    Default: arn:aws:codeconnections:us-east-1:328440206208:connection/52bc9d0e-1088-43bc-9394-2c513ed10bc6

Resources:
  ArtifactBucket:
    Type: AWS::S3::Bucket
    Properties:
      BucketName: exec-aide-pipeline-artifacts
      LifecycleConfiguration:
        Rules:
          - Id: expire-artifacts
            Status: Enabled
            ExpirationInDays: 30
      Tags:
        - Key: Purpose
          Value: pipeline-artifacts
        - Key: ManagedBy
          Value: !Ref AWS::StackName

  CodeBuildRole:
    Type: AWS::IAM::Role
    Properties:
      RoleName: exec-aide-codebuild
      AssumeRolePolicyDocument:
        Version: "2012-10-17"
        Statement:
          - Effect: Allow
            Principal:
              Service: codebuild.amazonaws.com
            Action: sts:AssumeRole
      Policies:
        - PolicyName: codebuild-permissions
          PolicyDocument:
            Version: "2012-10-17"
            Statement:
              - Effect: Allow
                Action:
                  - logs:CreateLogGroup
                  - logs:CreateLogStream
                  - logs:PutLogEvents
                Resource: !Sub "arn:aws:logs:${AWS::Region}:${AWS::AccountId}:log-group:/aws/codebuild/exec-aide-build*"
              - Effect: Allow
                Action:
                  - s3:GetObject
                  - s3:PutObject
                  - s3:GetBucketLocation
                Resource:
                  - !GetAtt ArtifactBucket.Arn
                  - !Sub "${ArtifactBucket.Arn}/*"
              - Effect: Allow
                Action: sts:AssumeRole
                Resource:
                  - !Sub "arn:aws:iam::${AWS::AccountId}:role/cdk-hnb659fds-deploy-role-${AWS::AccountId}-${AWS::Region}"
                  - !Sub "arn:aws:iam::${AWS::AccountId}:role/cdk-hnb659fds-file-publishing-role-${AWS::AccountId}-${AWS::Region}"
                  - !Sub "arn:aws:iam::${AWS::AccountId}:role/cdk-hnb659fds-lookup-role-${AWS::AccountId}-${AWS::Region}"
                  - !Sub "arn:aws:iam::${AWS::AccountId}:role/cdk-hnb659fds-cfn-exec-role-${AWS::AccountId}-${AWS::Region}"

  CodeBuildProject:
    Type: AWS::CodeBuild::Project
    Properties:
      Name: exec-aide-build
      Description: Build and deploy exec-aide CDK stack
      ServiceRole: !GetAtt CodeBuildRole.Arn
      Artifacts:
        Type: CODEPIPELINE
      Environment:
        Type: ARM_CONTAINER
        ComputeType: BUILD_GENERAL1_SMALL
        Image: aws/codebuild/amazonlinux-aarch64-standard:3.0
        EnvironmentVariables: []
        PrivilegedMode: false
      Source:
        Type: CODEPIPELINE
        BuildSpec: buildspec.yml
      TimeoutInMinutes: 10

  PipelineRole:
    Type: AWS::IAM::Role
    Properties:
      RoleName: exec-aide-pipeline
      AssumeRolePolicyDocument:
        Version: "2012-10-17"
        Statement:
          - Effect: Allow
            Principal:
              Service: codepipeline.amazonaws.com
            Action: sts:AssumeRole
      Policies:
        - PolicyName: pipeline-permissions
          PolicyDocument:
            Version: "2012-10-17"
            Statement:
              - Effect: Allow
                Action:
                  - codeconnections:UseConnection
                Resource: !Ref ConnectionArn
              - Effect: Allow
                Action:
                  - s3:GetObject
                  - s3:PutObject
                  - s3:GetBucketLocation
                Resource:
                  - !GetAtt ArtifactBucket.Arn
                  - !Sub "${ArtifactBucket.Arn}/*"
              - Effect: Allow
                Action:
                  - codebuild:StartBuild
                  - codebuild:BatchGetBuilds
                Resource: !GetAtt CodeBuildProject.Arn

  Pipeline:
    Type: AWS::CodePipeline::Pipeline
    Properties:
      Name: exec-aide-pipeline
      RoleArn: !GetAtt PipelineRole.Arn
      ArtifactStore:
        Type: S3
        Location: !Ref ArtifactBucket
      Stages:
        - Name: Source
          Actions:
            - Name: GitHub
              ActionTypeId:
                Category: Source
                Owner: AWS
                Provider: CodeStarSourceConnection
                Version: "1"
              Configuration:
                ConnectionArn: !Ref ConnectionArn
                FullRepositoryId: !Sub "${GitHubOwner}/${GitHubRepo}"
                BranchName: !Ref GitHubBranch
                DetectChanges: true
              OutputArtifacts:
                - Name: SourceOutput

        - Name: Build
          Actions:
            - Name: CDKDeploy
              ActionTypeId:
                Category: Build
                Owner: AWS
                Provider: CodeBuild
                Version: "1"
              Configuration:
                ProjectName: !Ref CodeBuildProject
              InputArtifacts:
                - Name: SourceOutput
              OutputArtifacts:
                - Name: BuildOutput

Outputs:
  PipelineName:
    Value: !Ref Pipeline
  PipelineUrl:
    Value: !Sub "https://${AWS::Region}.console.aws.amazon.com/codesuite/codepipeline/pipelines/${Pipeline}/view"
  ArtifactBucketName:
    Value: !Ref ArtifactBucket