sequence_document_with_auth.uml

@startuml

!include default_style.iuml

participant Client
participant Document
participant Auth

Client -> Auth: reg(user, pass)
activate Auth
        Auth -> Auth: register user "user"\nwith password "pass"
        Auth -->> Client: :ok
deactivate Auth

Client -> Auth: gen(user, pass)
activate Auth
        Auth -> Auth: generates a token "token"\nfor user "user"\nand stores it
        Auth -->> Client: {:ok, token}
deactivate Auth

Client -> Document: put(token, key, doc)
activate Document
        Document -> Auth: val(token)
        activate Auth
                Auth -> Auth: searches and finds user\nof token "token"
                Auth -->> Document: {:ok, user}
        deactivate Auth
        Document -> Document: stores document "doc" \nwith key "key"
        Document -->> Client: :ok
deactivate Document

Client -> Auth: rev(token)
activate Auth
        Auth -> Auth: removes token "token"
        Auth -->> Client: :ok
deactivate Auth

Client -> Document: put(token, key, doc)
activate Document
        Document -> Auth: val(token)
        activate Auth
                Auth -> Auth: searches and\ndoes not find token "token"
                Auth -->> Document: :error
        deactivate Auth
        Document -->> Client: :error
deactivate Document

@enduml