appFlow.puml

@startuml

title RingCentral Trello Notification App

autonumber

control "DynamoDb" as DB
control "Server" as SERVER
control "Glip" as G
control "Config App" as APP
control "Trello API" as T

group setup

    group new rc webhook
    G -> SERVER: select a conversation and upload rc webhook uri
    activate SERVER
    SERVER --> APP: save rc webhook uri to app
    deactivate SERVER
    end

    group authorization
    APP -> T: Trello user sign in and authorize app
    activate T
    T --> APP: grant token
    deactivate T
    APP -> SERVER: send token and request jwt (TrelloUser id)
    activate SERVER
    SERVER --> APP: return jwt (TrelloUser id)
    SERVER -->o DB: save TrelloUser
    deactivate SERVER
    end

    group configure
    APP -> APP: select board, filter
    APP -> T: submit config to create Trello webhook
    activate T
    T --> APP: return Trello webhook id
    deactivate T
    APP -> SERVER: send Trello webhook id
    activate SERVER
    SERVER -->o DB: save RcWebhook and TrelloWebhook
    deactivate SERVER
    end
end

group revoke
    APP -> SERVER: revoke
    activate SERVER
    SERVER -->o DB: clear TrelloUser token
    SERVER --> T: delete TrelloUser token and webhooks
    deactivate SERVER
end

group notification
    T -> SERVER: Trello webhook id and board notification
    activate SERVER
    SERVER -> DB: query Trello webhook id
    activate DB
    DB --> SERVER: return TrelloWebhook entity
    deactivate DB
    SERVER -> G: filter and send notification to rc webhook uri
    deactivate SERVER
end

@enduml