AWSTemplateFormatVersion: "2010-09-09"

Parameters:
  AppId:
    Description: An application ID that is prefixed to resource names
    Type: String

  EnvId:
    Description: An environment ID that is prefixed to resource names
    Type: String

  ImageTag:
    Description: An image tag that is used in ECS task definition
    Type: String

Resources:
  #----------------------------------------------------------#
  # Frontend
  #----------------------------------------------------------#
  FrontendEcsService:
    Type: AWS::ECS::Service
    Properties:
      ServiceName: !Sub "${AppId}-${EnvId}-frontend-ecs-service"
      Cluster: {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-ecs-cluster-id"}
      LaunchType: FARGATE
      DesiredCount: 1
      EnableExecuteCommand: true
      DeploymentController:
        Type: ECS
      NetworkConfiguration:
        AwsvpcConfiguration:
          AssignPublicIp: DISABLED
          Subnets:
            - {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-private-subnet-1"}
            - {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-private-subnet-2"}
          SecurityGroups:
            - {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-frontend-layer-ecs-sg-id"}
      TaskDefinition: !Ref FrontendEcsTaskDefinition
      LoadBalancers:
        - TargetGroupArn: {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-frontend-alb-tg-arn"}
          ContainerPort: 80
          ContainerName: "frontend-app"

  FrontendEcsTaskDefinition:
    Type: AWS::ECS::TaskDefinition
    Properties:
      ContainerDefinitions:
        - Name: "frontend-app"
          Image: !Sub
            - "${EcrRepositoryUri}:${ImageTag}"
            - EcrRepositoryUri: {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-frontend-ecr-repository-uri"}
              ImageTag: !Ref ImageTag
          LinuxParameters:
            InitProcessEnabled: True
          PortMappings:
            - ContainerPort: 80
              Protocol: tcp
          LogConfiguration:
            LogDriver: awslogs
            Options:
              awslogs-create-group: True
              awslogs-group: {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-ecs-log-group-name"}
              awslogs-region: !Ref AWS::Region
              awslogs-stream-prefix: frontend
      Family: !Sub "${AppId}-${EnvId}-frontend"
      Cpu: 1024
      Memory: 2048
      NetworkMode: awsvpc
      RequiresCompatibilities:
        - FARGATE
      ExecutionRoleArn: {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-ecs-task-execution-role-arn"}
      TaskRoleArn: {"Fn::ImportValue": !Sub "${AppId}-${EnvId}-ecs-task-role-arn"}
  #----------------------------------------------------------#