@startuml Ultrafiltration Adjustment

    participant TD                  as TD
    participant SW                  as SW
    participant UI                  as UI
    actor       USER                as US

    'Possible actions and interaction types
    ' TD -> SW: MSG: Message
    ' SW -> TD: MSG: Message
    ' SW -> UI: CMD: command
    ' UI -> SW: ACT: Action
    ' US -> UI: User actions are:
    '   ENT: User enters a value or string
    '   TCH: User touches a button (RadioButton, CheckBox, ...)
    '   SET: User sets/slides a slider
    '   SCL: User scrolls a flipable area
    '
    'Messages conventions:
    '[x<hex message ID> <Req/Rsp/Dat>  \n  <P1>,<P..>]
    '[x<hex message ID> <Req/Rsp/Dat>  \n  <P1>,# certain amount of parameters according to the content]
    '[x<hex message ID> <Req/Rsp/Dat>  \n  <P1>,X The rest of the parameters do not matter.]

    == Ultrafiltration - Pause ==
    US -> UI: TCH: Ultrafiltration Edit Button
    UI -> UI: ACT: Open Adjust Ultrafiltration Start
    US -> UI: TCH: Pause Ultrafiltration Button
    UI -> SW: ACT: Pause Ultrafiltration
    SW -> TD: MSG: [x47: Req UF_CMD_PAUSE]\nUltrafiltration Pause/Resume Request
    TD -> SW: MSG: [x48: Rsp accepted, X]\nUltrafiltration Pause/Resume Response
    SW -> UI: CMD: Ultrafiltration Pause/Resume Adjustment Triggered
    alt accepted
        UI -> UI: CMD: Hide Pause Ultrafiltration Button\n\tShow Resume Ultratiltration, Edit UF, and Isolated UF Buttons
    else rejected
        UI -> UI: ACT: Display Rejection Reason
    end

    == Ultrafiltration - Adjust Volume Goal ==
    US -> UI: ACT: Successfully Perform Ultrafiltration Pause\n\t(see Ultrafiltration - Pause)
    US -> UI: TCH: Edit UF Button
    UI -> UI: ACT: Open Adjust Ultrafiltration Edit
    US -> UI: SET: Change Ultrafiltration Volume Goal
    US -> UI: TCH: Continue Button
    UI -> SW: ACT: Adjust Ultrafiltration Volume Goal
    SW -> TD: MSG: [x41: Req ufVolumeMl]\nUltrafiltration Volume to Validate Request
    TD -> SW: MSG: [x42: Rsp accepted, rejectionReason, ufVolume, durationMin, timeDiff, ufRate, rateDiff, oldUFRate]\nUltrafiltration Volume to Validate Response
    SW -> UI: CMD: Ultrafiltration Edit Adjustment Triggered
    alt accepted
        UI -> UI: CMD: Open Adjust Ultrafiltration Confirm
        US -> UI: TCH: Confirm Button
        UI -> SW: ACT: User Confirm Ultrafiltration Volume Goal Adjustment
        SW -> TD: MSG: [x66: Req volumeMl]\nUltrafiltration User Confirm Settings Change Request
        TD -> SW: MSG: [x67: Rsp accepted, rejectionReason, volume, duration, rate]\nUltrafiltration User Confirm Settings Change Request
        SW -> UI: CMD: Confirmed Ultrafiltration Settings
        alt accepted
            UI -> UI: ACT: Open Ultrafiltration Adjust Start\n\tShow Resume Ultratiltration, Edit UF, and Isolated UF Buttons
        else rejected
            UI -> UI: ACT: Display Rejection Reason
        end
    else rejected
        UI -> UI: ACT: Display Rejection Reason
    end

    == Ultrafiltration - Resume ==
    opt
        US -> UI: TCH: Ultrafiltration Edit Button
        UI -> UI: ACT: Open Ultrafiltration Adjust Start
    end
    US -> UI: TCH: Resume Ultrafiltration Button
    UI -> SW: ACT: Resume Ultrafiltration
    SW -> TD: MSG: [x47: Req UF_CMD_RESUME]\nUltrafiltration Pause/Resume Request
    TD -> SW: MSG: [x48: Rsp accepted, rejectionReason]\nUltrafiltration Pause/Resume Response
    SW -> UI: CMD: Ultrafiltration Pause/Resume Adjustment Triggered
    alt accepted
        UI -> UI: CMD: Hide Resume Ultratiltration, Edit UF, and Isolated UF Buttons\n\tShow Pause Ultrafiltration Button
    else rejected
        UI -> UI: ACT: Display Rejection Reason
    end
@enduml