plantuml-seq-send-aws.puml

  @startuml
  ' Epilogue
  skinparam BoxPadding 10

  ' !define AWSPuml https://raw.githubusercontent.com/awslabs/aws-icons-for-plantuml/v16.0/dist
  !define AWSPuml /home/victor/work/repos/aws-icons-for-plantuml/dist
  !include AWSPuml/AWSCommon.puml
  !include AWSPuml/Compute/all.puml
  !include AWSPuml/ApplicationIntegration/APIGateway.puml
  !include AWSPuml/General/Internetalt1.puml
  !include AWSPuml/Database/DynamoDB.puml

  ' Components
  actor User as User
  APIGatewayParticipant(api_gateway, "API Gateway", "")

  box "EKS" #LightBlue
    participant AuthenticationService
    participant EncryptionService
    participant EmailCompositionService
    participant NotificationService
    participant LifetimeManagementService
  end box

  ' Relationships
  User -> api_gateway: POST /create-mail
  == Authentication ==
  api_gateway -> AuthenticationService: Authenticate user
  AuthenticationService -> api_gateway: User authenticated

  == Mail creation ==
  api_gateway -> EmailCompositionService: POST /create-mail
  EncryptionService --> EmailCompositionService: Email content encrypted
  EmailCompositionService -> LifetimeManagementService: Set expiration time
  note right: Expire after N hours
  LifetimeManagementService --> EmailCompositionService: Expiration time set

  == Notification ==
  EmailCompositionService -> NotificationService: Notify recipient
  NotificationService --> EmailCompositionService: Recipient notified
  EmailCompositionService --> api_gateway: Email composition complete
  api_gateway --> User: Email sent
  @enduml