@startuml
skinparam backgroundColor white
skinparam shadowing false
title NanoUI interaction boundary
actor Player
participant "client.Topic" as C
participant "datum/nanoui" as UI
participant "topic_state" as State
participant "src_object" as O
participant "GLOB.nanomanager" as Manager
Player -> C : browser href
C -> C : validate usr == mob
C -> UI : native target Topic
UI -> UI : update_status(0)
UI -> State : interaction policy
alt status not interactive or user != usr
UI --> Player : ignore
else authorized interaction
UI -> O : Topic(href, href_list, state)
alt source returns true or map toggle
UI -> Manager : update_uis(src_object)
Manager -> UI : update / push data
UI --> Player : browser output
end
end
note over UI,O
Other direct Topic handlers have their own gates.
This is not a universal permission boundary for every UI.
end note
@enduml