@startuml Rinseback

    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.]

    == Rinseback Screen Open ==
    TD -> SW: MSG: [x3C: Dat #10] Treatment State\n\
        \t(U32) treatmentSubMode=4\n\
        \t(U32) bldPrimeState=X\n\
        \t(U32) dialysisState=X\n\
        \t(U32) isoUFState=X\n\
        \t(U32) txStopState=X\n\
        \t(U32) rinsebackState=X\n\
        \t(U32) txRecircState=X\n\
        \t(U32) txEndState=X\n\
        \t(U32) txSalBolusState=X\n\
        \t(U32) txHepState=X
    SW -> UI: CMD: Treatment State - Rinsback Run
    UI -> US: ACT: Rinseback Screen

    == Rinseback Progress ==
    TD -> SW: MSG: [x8F: Dat #6] Rinseback Progress\n\
        \t(F32) targetRinsebackVolumeMl\n\
        \t(F32) deliveredRinsebackVolumeMl\n\
        \t(U32) rinsebackFlowRateMlMin\n\
        \t(U32) timeout\n\
        \t(U32) countdown\n\
        \t(BOOL) isCompleted
    SW -> UI: CMD: Rinseback Progress Data
    UI -> US: ACT: Display Rinseback Progress

    == Rinseback Command Request/Response ==
    US -> UI: TCH: Rinseback Screen Interation
    UI -> SW: ACT: Rinseback Command
    SW -> TD: MSG: [x90: Req #1] Rinseback Command Request (Pause/Resume/Stop/etc)\n\
        \t(U32) cmd
    alt accepted
        TD -> SW: MSG: [x91: Rsp #2] Rinseback Command Response\n\
            \t(BOOL) accepted=1\n\
            \t(U32)  rejReason=X
        SW -> UI: CMD: Rinseback Command Adjustment Triggered
        UI -> US: ACT: Update Rinseback Screen
    else #Pink rejected
        TD -> SW: MSG: [x91: Rsp #2] Rinseback Command Response\n\
            \t(BOOL) accepted=0\n\
            \t(U32)  rejReason
        SW -> UI: CMD: Rinseback Command Adjustment Triggered
        UI -> US: ACT: Display Rejection Reason
    end

    == Rinseback Command Request/Response ==
    US -> UI: TCH: Rinseback Screen Interation
    UI -> SW: ACT: Rinseback Command
    SW -> TD: MSG: [x90: Req #1] Rinseback Command Request\n\
        \t(U32) cmd=\n\
        \t\t[ CONFIRM_START |\n\
        \t\tINCREASE_RATE |\n\
        \t\tDECREASE_RATE |\n\
        \t\tPAUSE |\n\
        \t\tRESUME |\n\
        \t\tEND |\n\
        \t\tADDITIONAL |\n\
        \t\tCONFIRM_DISCONNECT |\n\
        \t\tEND_TREATMENT |\n\
        \t\tBACK_TO_TREATMENT ]
    alt accepted
        TD -> SW: MSG: [x91: Rsp #2] Rinseback Command Response\n\
            \t(BOOL) accepted=1\n\
            \t(U32)  rejReason=X
        SW -> UI: CMD: Rinseback Command Adjustment Triggered
        UI -> US: ACT: Update Rinseback Screen
    else #Pink rejected
        TD -> SW: MSG: [x91: Rsp #2] Rinseback Command Response\n\
            \t(BOOL) accepted=0\n\
            \t(U32)  rejReason
        SW -> UI: CMD: Rinseback Command Adjustment Triggered
        UI -> US: ACT: Display Rejection Reason
    end
@enduml