@startuml Heat_Disinfect

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

    'Possible actions and interaction tuypes
    ' 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.]

    == Post Treatment ==
    TD -> SW: MSG: [x12: #1] \n OpMode - Post Treatment
    SW -> UI: CMD: Post Treatment
    UI -> US: ACT: Display Post Treatment stack
    TD -> SW: MSG: [0xDA: #1] Post Treatment State broadcast \
                \n\t(U32) state=TD_POST_TREATMENT_DISINFECTION_STATE
    SW -> UI: CMD: Post Treatment Disinfection
    UI -> US: ACT: Display Post Treatment Disinfection screen

    US -> UI: TCH: Heat Disinfection button
    UI -> SW: ACT: Disinfection Selection - Heat Disinfection
    SW -> TD: MSG[0xCC: #1] Disinfection Selection Req \
                \n\t(U32) state=DISINFECT_SEL_HEAT
    TD -> SW: MSG[0xCD: #2] Disinfection Selection Rsp \
                \n\t(U32) Accept \
                \n\t(U32) Reject
    alt Accept
        TD -> SW: MSG: [x12: #3,1] Dat \n OpMode - Standby
        SW -> UI: CMD: Standby
        UI -> US: ACT: Display Standby screen
        TD -> DD: ACT: Request Heat Disinfeiton
        TD -> SW: MSG: [x01: #4] \nTD AlarmStatus :             \
                        \n\t(U32) mState                    \
                        \n\t(U32) mTop=HEAT_DISINFECT_IN_PROGRESS     \
                        \n\t(U32) mMuteTimeout              \
                        \n\t(U16) mFlags  |= NO_BUTTONS
        SW -> UI: ACT: Display Alarm Dialog                     \
                        \n\t - NO_BUTTONS visible               
        UI -> US: ACT: Display Alarm Dialog \
                        \n\t - NO_BUTTONS visible 
                            
        DD -> DD: ACT: Perform  Heat Disinfection
        DD -> TD: ACT: Heat Disinfection Completed
        TD -> SW: MSG: [x01: #4] \nTD AlarmStatus :                     \
                            \n\t(U32) mState                            \
                            \n\t(U32) mTop=0    \
                            \n\t(U32) mMuteTimeout                      \
                            \n\t(U16) mFlags |= NO_BUTTONS
                            
    else #Pink Reject
        SW -> UI: ACT: Send Rejection Reason
        UI -> US: ACT: SHow Rejection Reason
    end
@enduml